Epson EPL-5500 manuale d’uso

EP SO N T ER MIN AL PR IN T ER EPL - 5500 SE RV I CE MANUAL EPSON 40 054 31[...]

- ii -[...]

NOTICE All r ights r eserve d. Reproduction of any pa r t of t hi s manual in any form whats oever wi thout SE IKO EPSON ’s expre ss wri tten per missio n i s f orbidden. The contents of thi s m anual are s ubj ec ts t o c hange withou t not i c e. All ef forts ha ve been mad e t o ens ure th e accuracy of the cont ent s of this manual . H owever[...]

PR EC A UT IO NS Precauti onar y not ati ons throughout t he t ex t ar e cat egor ized relati ve t o 1 ) person al inju ry and 2) dam a ge t o equ ipm ent . DA NG ER S ignals a precautio n whi ch, if ignored, could result i n ser i ous or fatal person al injury . G reat c a ution shoul d be e xerci sed i n performi ng procedur es pr eceded by D A N[...]

SA FETY INFORMAT ION Th is printer is a page p ri nter w hich oper ates by means of a laser . There i s no possi bility of danger from t he laser, pr o vided the printer i s oper ated according to t h e i nstruc tions i n thi s m anual pr ovided. S ince radiat ion emitted by the l aser i s com pletel y conf i ned wi th i n pr ot ective housings, th[...]

Fo r Finland , Sw eden Users; VA RO ITU S Laitt een käyt tämin en m uulla kui n t ässä k ä yttöohjeessa m ai nitull a tav al la sa at - taa altistaa k äyt t ä jän tur vall isuusl uokan 1 yli ttäväll e näkym ät t öm älle laser - sä te iyll e. VA RN ING Om apparat en används på annat sätt än i denna br uksanvi sning spe c if icer [...]

Fo r Europe [Label i nsi de p r i nter] Th e f oll owi ng l aser saf ety label w il l be at ta ched i nside the pr inter as shown below. Fo r D e n mark, Fi nl and, Sw eden, an d N or way - v -[...]

PR EFA CE Th is manu al descr i bes funct ion s, t heo ry of electrical and mechanic al operations, m aintenance, and repair of E PL-5500. Th e i nstruc t ions and pr ocedur es i ncluded herei n a re i nt ended f or the ex perience rep air t echnici an, and at t e ntion shoul d be give n t o the pr ecauti ons on the pre c e ding page. The chapters [...]

R EVI SI ON S HEE T Revisi on I ssue D at e Re visi on Page R ev. A O ctob er 06, 1995 1st i s sue R ev. B March 15, 1996 Revis e the w hole pages of the follow ing chapt ers: Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 - vii -[...]

Ch apt e r 1 G ener al De sc ri pti o n Ta ble of Co ntent s 1.1 FEATURES 1-1 1.2 SPECIFICATIONS 1-3 1.2.1 Basic Specifica tion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 1.2.2 Electrica l Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 1.2.3 Relia b ili[...]

1.5.7 Developing Ca rtridge. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-36 1.5.8 Lower Pape r Cassette Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-36 Lis t of Fi gur es Figure 1-1. Exte rior V iew o f the EPL-5 500 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Fig[...]

Rev. A 1-iii[...]

1 . 1 FEATURE S Th e EP SO N  EP L-5500 i s n on-impact page pri nt e r t ha t com b ines a sem i -con ductor laser wi t h e lect r ophot ogr aphic tech nology. Thi s prin ter i s sm all and li ght , and featur es hig h- speed, h igh-resol ut ion pr inting. Mainte nance is ver y easy as a re sult of various buil t-in di agnost ic functions. T he[...]

Ta ble 1- 1 li s ts t he opt ional uni ts avai labl e f or t h e EP L- 5500. Table 1-1 . Op ti o ns fo r th e EPL -55 00 C at. No. Des cript ion No te C 83218 ✽ Window s P ri nting System RO M S I MM S uppor ts Window s P ri nting S ystem C 83219 ✽ EP SO N Scr ipt L evel 2 R O M S IMM S uppor t s E PS O N S cript Level 2 mode (Post Scr ipt Leve[...]

1 . 2 SP E C IF IC A T IO N S T his secti on pr ov i des s t ati stic al dat a f or t he EP L-550 0. 1. 2. 1 B as ic Sp ec if i ca t i ons P rinti ng method: Laser beam scanni ng and dr y el ectrophot ogra phy R esolu ti on: 600/ 300 dpi P rinti ng speed: 6 ppm (let ter/ A4) F ir st pr i nti ng time ( A 4/LT ): Less th an 20 s econds (face-u p out [...]

S tandard paper Xerox  4024 D P paper 20 l b (75 g/m 2 ) N ormal paper Regular photocopier paper Bond paper Recycled pape r 16 t o 2 4 l b ( 60 to 90 g/ m 2 ) S pecial papers Card st ock ( 90 to 157 g/m 2 ) Envel opes Labels Letter head Tr a nsparency ( OH P) s heet s Colored paper Printable Area 4.0 mm 4.0 mm 4.0 mm 4.0 mm Fi gur e 1 -2. Pri nt[...]

U sabilit y of special paper s: S ee T able 1-4. T ab le 1 -4. U sab i li t y of S p eci al P a pe rs I nput O HP Envel opes Labels Card S to ck Lette rhead Standar d bui lt- in paper t r ay PP P P R Manual feed sl ot P P P P R Low er paper cass et te N N N N P R : Reliabl e f eedin g and good im age q uality. P : Possi ble, but bet t er avoided . [...]

1. 2. 2 E l ec tr ic al Sp e c if i ca ti o ns Ta bl e 1 - 5 . El e ct ric al R equi r em en ts a n d Ra nges D escr ipt ion 100 V V er s ion 2 00 V Ver sion Rated volt age 1 00 ∼ 120 V AC 220 ∼ 24 0 VA C I nput vol t age range 90 ∼ 132 VA C 198 ∼ 26 4 VA C Rated frequency range 50 ∼ 60 H z I nput f r equency ran ge 47 ∼ 63 H z Power co[...]

1. 2. 6 Ap pl i ca bl e S t an da r ds Sa f e t y St and ard s 1 20 V AC m o del: U L 1 950, C S A 22.2 N o. 950 D ev iation 3 2 20/240 VAC model: E N 60950 ( I EC 950), N EM KO (IE C950), SE TI (IE C950), S EM KO (IE C950), DE MKO ( I EC 950) Sa fe t y R e gu la ti o n s (L a s er R a d i at io n) 1 20 V AC mo de l: F DA ( NCD RH ) Cl a s s 1 2 20[...]

1.2 .9 S o ft ware Sp eci fic ati ons Built-in mo des: HP La ser Je t 4 emulation (P C L  5e ) EPSON GL/2 m ode (GL- lik e mode) Note : E PSON GL/2 mod e is similar to the GL / 2 mode in c luded in the H P Laser Jet 4 emulation. Ta ble 1- 6 show s the dif fere nces be tween EPS ON GL/2 mode a nd the LJ 4 GL/2 mode . Whil e in E PSON G L/2 mo de,[...]

T a ble 1-7. Bui lt- in Fo nt s (C on ti nue d) Reside n t Fon ts Appl icabl e M ode HP LJ 4 GL/2 Sca lab le f o n ts Swiss 742B old Italic SW C S Swiss 7 21Ro m an SW M S Swiss 721Bold SWM S Swiss 721Oblique SWM S Swiss 721B old Oblique SWM S Dutch 8 01Roman SWM S Dutch 801 Bold SWM S Dutch 801 Italic SWM S Dutch 801 Bold Italic SWM S Symbo l S et[...]

1.3 INTERFACE SPE CIF ICATIONS The EPL -55 00 is eq u ipp ed wit h the fo llowin g ex te rna l inte r fac es : ❏ Parallel inte rfac e ❏ Optional Lo ca lTalk/s er i al interfa ce ❏ Optional Type B in terfa c e with T y pe-B EX box 1.3. 1 Para llel Inter face The pa r allel in t e rface ha s the f ollo wing two modes: ❏ Compatibility mode (s [...]

Ta ble 1- 8. Par allel Inter face Pi n A ssign ments Pin No. Signal Name I/O Description 1 STROB E IN S T R O B E i s a s t r o b e p u l s e u s e d t o r e a d d a t a f r o m t h e h o s t com put er. The pulse width must be more than 0. 5 µ sec. Normally it is HIGH , a nd data is lat c hed at th e trailing edge o f th is s ig n al. 2-9 DATA 1 [...]

1. 3.1. 2 R eve rse Mo de Rever se mode for the EPL -5500 suppor ts the I EEE-P1 284 n ibble mo de. This printer can run in reverse mod e, in which the printer can inform the computer of its status wit h EJL and PJL comma nds. Syst em: IEEE- P12 84 n ibble mode Con n ec tor type : P9 0-25 027-1 (A mp he n ol) rec ep t ac le Applica ble p lug : 5 7-[...]

Figur e 1-4 s hows the s wit ch d iag r am fo r th e par allel in te rf ac e st ate . Forward Da ta Transfer Forward Idle ST RO BE ACK and BU SY Compatib ilit y M o de Terminate Negoti ation SLC T IN =H IGH Fa iled Negoti at i on Reverse Dat a Transfer H ost Busy Dat a Av ailable H ost Busy Da ta No t Av ailable ERR =H I GH N o da t a se nt E RR=L [...]

Figu r e 1-5 s h ows th e ne go tiation tim in g char t . Notes: 1. This signal is set to HIGH wh en n o data is being sent. This sig nal i s set t o LO W duri ng se nding of data . 2. This signa l is set to HIGH if th e extens ion r e que st value w as 04h . 3. HB DA: Ho st Busy Data i s Av ailabl e HB DN A: Ho st Bus y Data is Not Available Figur[...]

Figur e 1-7 s hows the t imin g cha rt for termina tion. Notes: 1. The s ignal is HIG H when HB DN A. The s ignal i s LOW wh en HB DA. 2. Th e signal is set to HIG H, if the ex te n sion r eq ues t value was 04h. 3. Idle = LOW . Figur e 1-8 s h ows the t iming chart for inter ru pts . Note : T he s ignal is se t to HIGH, if th e extens ion re que s[...]

1.3.2 Seri al Inter fac e This pr inter c an use the o pt ional LocalT alk/serial int erface module . Type : R S-23 2C/cur rent loop Tr ansf er s yst em: F ull dupl ex Synchro niza tion: Asynchronous s tart -stop s ystem Start-bit: 1 bit Stop-bit: 1 or 2 bits Data length: 7 bits or 8 bits Parit y: Odd , even, or no ne Proto co l: X-ON /X -OFF (c an[...]

Handshaking Whe n th e vacan t area for data in the input buffe r d rops to 256 bytes, the pr inter outputs an X-OFF code or sets the DTR sig nal l evel to L OW, indi cat ing tha t the print er ca nnot rece ive m ore data. Once the vacan t are a for data in the buffer rec over s to 512 bytes, the p rint er output s a n X-ON code or s ets the DT R f[...]

1.3 .3 Opti onal Local Talk In terface This printer can use the optional LocalT alk/ serial in t er fac e module. Type : Local Ta lk Signal lev el: Same as RS-422 signa l le vel Proto co l: X-ON /X -OFF (c an n ot be co mbin ed wit h DTR c on trol) DT R c ontrol (c an n o t be c ombined wit h X-ON /X-OFF) Trans fer spe ed : 2 30. 4K bps Signal d es[...]

1.4 OPERATING INSTRUCTIONS This s ection des cribes f unctions perfo r med through th e control pa nel, s uc h as print ing a status sheet , he xadeci mal dump, and print er se tti ngs f unctio ns. 1.4 .1 Control Pane l The pr inter contr o l pane l giv e s you e as y control over mo s t c ommon prin ter operations. T he panel consists of indica to[...]

Functions of Press ing the Button ❏ Wh ile the Re d light flashe s slowly: Funct io n of b utton Cl ears a n error. Operation Hold down the button until the yellow and Re d lights both go on after re leas e. The pr inter pr ints a status sheet indicat ing the err or typ e. ❏ Wh ile the Re d light f lashe s fast: Function of button Prints any of[...]

1. 4.2 Pri n t er S etti n gs Func tio ns The printe r settings function from the Rem o te Control Panel (so f t ware) let s the user control most of the pr inter’s functio ns, su ch as pr inting test pages, sele c ting a paper si ze, and chang ing the p rinter ’ s configurat ion. Table 1-12 sho ws the pr inter se tt ings options. Table 1-12. P[...]

ESCP 2 * (C ontinue d ) Auto CR ON, OFF Au to LF O FF, ON Bi t Ima ge Dark , Li ght , BarC ode Zero Ch a r 0, φ FX* Font C ourier, Pr estige , Rom an, Sa ns serif , Script Pitch 10 CPI, 12 C PI, 15 CPI, Prop Co ndensed O FF, ON T-Mar gin 0.40 to 1.5 0 In ch (0 .05 steps) Text 1 to (available) lines CG Table Pc U SA, Italic, Pc Multilin, PcPortugue[...]

Tabl e 1- 12. Print er Se ttin gs (C o nt inu ed ) Menu Item Available Options JOB PAGE PRO TECT AUT O, ON RESOL U TION 600, 300 IM AGE O PTIM UM AUTO , OFF, ON TIME OU T 5 to 300 EMULA TIO N PA RA LLEL LJ4 , ES CP2 *, FX*, I 2 39X*, PS*, GL 2, A U TO * SERIA L* LJ 4, ESC P 2*, F X*, I239X*, P S*, GL 2, AU TO * L/T* LJ4, ESC P 2*, F X*, I239X*, P S[...]

1.4 .3 S e rv ice Mo de This printer has th e followin g four serv ice modes: ❏ He xadeci mal dump m ode ❏ EEPRO M format mo de ❏ Facto ry reset m ode ❏ Default setting mo d e Each service mode can be act ivatted selec tively, by turnin g the print er on while hold down t he button and re leas e it at the c orre spondin g tim ing shown in t[...]

1.4. 3.4 Def ault Setti ngs The d e fault s et tings function is used t o ent er printe r settings . T he procedure for entering d efault settings is: 1. To en ter the de fault sett ings m ode, tu rn on the printe r whil e holding down t he but ton unti l yellow an d re d light s turn off and on and off. 2. Pres s the button the number of times for[...]

EMULA TIO N PAR ALLEL LJ4 211 ESC P2* 212 FX* 213 I239X* 214 PS* 215 GL2 221 AU TO* 222 SER IAL* LJ4 232 LT* AUX* SER IAL* ESC /P2 * 233 LT* AUX* SERIA L* FX* 234 LT* AUX* SERIA L* I239X* 235 LT* AUX* SERIA L* PS* 241 LT* AUX* SERIA L* GL/2 242 LT* AUX* SER IAL* AU TO* 243 LT* AUX* * With option EPL-5500 Service Manual General Description Rev. B 1-[...]

Ta ble 1-14. Defa ul t Setti ngs C ode (C ont inu ed) Menu Item Available O pti ons Deafult Sett in gs Codes 1st Code 2nd Code 3rd Code ESC/P2* / FX* C G Table PcUSA 253 Italic 254 PcMultilin 255 PcPortugue 311 PcCa nFrenc 312 Pc Nordic 313 PcTurkish 314 PcE.Europe 315 Bp BRAS CII 321 BpAbicomp 322 ST ATU S SHEET LAN GUAG E EN GLI S H 323 FRENCH 32[...]

1.4. 4 Display of Messag es Th is pr inte r ind ica tes t hree type s of mes sage s with t he LED li ght s or s tatu s she et: st atu s mess ag es, erro r mes sage s, and the s ervic e ca ll e rror me ssa ge. 1. 4.4. 1 S tat us M essag es The LED lights normally in dicat e the print er’s status. (Refer to Section 1.4. 1. ) 1.4 .4. 2 Err o r Mess [...]

1.4. 5 Printe r Shar ing This section describes printer sharing. This prin t er has two metho ds of printer sharing, port fixed mo de an d aut o s ense m ode . The se mo des are s elect ed b y “INTE RFACE” in the pr inter s ett ings menu. 1.4.5.1 Port Fixed Mode Whe n the printer is in port fix ed mode, only one inter face port is a c tive . Da[...]

1.4 .6 Emu lation M ode Swit ch Fu nc tion This sect ion de scr ibes the emulat ion mod e s wit ch func t ion. 1.4 . 6. 1 Emu lati on Sw i t ch by SPL The two types of emulation sw itch func tion desc r ibed be lo w a r e ava ilable o n t his prin ter. Toget her t hey ar e re fe rr ed to a s SP L ( S har ed Pr in t er La ng ua ge) . EJL: EPSON Job [...]

The main improveme nt of this techniq ue is in eliminatin g “jaggies ” in diago nal lines. It is most ef fect ive when t h e do t ma p da t a f its the d eve l opm e nt cha ra cte ri s tic s o f t he p ri nte r mecha ni s m we l l. It is therefo re ne ce ssar y to set appropriat e value s in printer settings . Note : B iR ITech is not as effec [...]

1.4 .8 Toner Sav e Mod e The Tone r S a ve M o d e u ses a b ou t 5 0% l e s s tone r tha n nor m a l. The pr i n te r saves tone r by su b s tiut ing a gray s had e for th e black insid e o f characters . t he out line s of the c harac t e r s are st ill print ed in full back. 1.4. 9 Optio nal Me m or y If you have d ifficulty printing complex, gr[...]

1.5 MAIN COM PONENTS To simplify ma intenan c e and repair , the ma in com ponents of th e E PL -5500 h ave been des igned for easy re mov al and replace men t . Th e main c ompone nts are: ❏ C 1 69 MA I N- B Bo ar d M ai n b oa r d ❏ PWB -E Bo ar d Powe r supply cir c u it boar d ❏ PWB-F B oar d High-volt age su pp ly c ir cuit boar d ❏ Op[...]

1.5. 1 C169 MAIN-B Boar d The C169 MAIN -B boar d is a video c ontr olle r and en g in e contr oller boar d . Th e prim ar y fun cti ons of this board are receiv ing print data from the hos t, gen erating the pr int image ( v ideo) , and sen ding the print image to the engin e controller via the vid eo interfac e. A 32-bit 22 M H z RISC MB 86933H S[...]

1.5. 2 P WB- E Board The PWB - E is the pow er supply board, wh ich consists o f a switching r egulator cir cuit. It conver ts the AC line voltage into +24 V and +5 VDC voltages. There are t w o types of power s upply board, the 100/120 V type an d 220/240 V type. The d ifferen ce betwee n the two circ uits is on ly in the input se ction . CAUTION [...]

1.5.4 Optica l Unit The opt ica l uni t consi s ts o f the l ase r di o de ( se m i -c ond ucto r la s er ), the m i rro r m o tor ( sc anner mo to r) whi ch drive s the pol ygon mirro r fo r laser sca nning, a nd sev eral mirro rs and lenses. The lase r beam generated by t he laser diode is c o nduc ted to the OPC d rum s u rface by w a y of th e [...]

1.5 .6 Phot oc ondu cto r Uni t Core mec hanisms of the pr intin g process , such as c ha r ging a nd imaging, are in t egra t ed int o this unit. 1.5 .7 Develop ing Car tri dge Core mec han ism s of the printin g pro ce ss, such as de velo ping , are int egrate d int o this cart ridge. 1.5. 8 Low er Pape r Casst e Unit This o pt iona l paper casse[...]

Chapter 2 Opera ting Principle s Ta ble of Co ntent s 2.1 E NGINE OPERAT ION 2-1 2.1.1 Print Pr ocess . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 2.1.1.1 Paper F eeding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 2.1.1.2 Drum Charge . . . . . . . . . . . .[...]

Figure 2-20. High-V o ltage Supp ly Block Diagram . . . . . . . . . . . . . . . . . . . . . . 2-13 Figure 2-21. Print Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14 Fig u re 2-22. Print Seque nce (Star t) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 -14 Fig u re 2-23. Print Seque [...]

2.1 ENGINE OPERATION This section describes the functions and operating principles of the EPL-5500 engi ne. Figure 2-1 shows t he locations and names of the main engine components. 1. Fan Motor ( M3) 11. Paper Feeding Tray 2. Lower Fusing Roller 12. Paper Lift-up Plate 3. Paper Ex it Sens or (PC3) 13. Paper Empty Sens or (PI1) 4. Upper Fusing Rolle[...]

2.1. 1 P rin t Pro cess This sect ion describes the print proc es s fr om paper feeding to paper exit. Figure 2-2 shows a diagram of the print process. Optical Unit Print Exit Fusing Drum Cartridge Drum Charge Image Transfer Exposure Toner Hopper Develop- ment Toner Cartridge Paper Feeding Tray Second Paper Feeding Unit (optional) Multi Feeding (15[...]

2.1. 1.1 Pap er Feed ing Paper can be fed int o the pr int er from t he paper f eed tr ay ( 150 s heets) or f rom the manual feed slot (1 sheet at a time). Installing an optional second paper feed unit ( lower cas sette, 250 sheets) adds another feedi ng method. P aper fed by the paper take-up r oller is transported to the t ransport roller , pre-i[...]

Second Pa per Feed Unit (Optiona l Low e r Cas s ette) This unit contai ns no dr ive motor, so t he main motor ( M 1) drive is transmitted to the paper take-up and transport sec tions in the unit vi a t he drive transmissi on gear . Although the feeding method is the same as for the paper feed tray in the printer, this unit uses a corner separation[...]

2.1. 1.3 La ser E xpo sure The laser beam, emitted from the optical unit , makes an invisibl e s tati c image. The SOS (start of scan) sensor, instal led on the laser diode contr ol board (PWB-D), unifies the l aser emission timing for each scan line. 2.1. 1.4 D evelopm ent Toner is appli ed to the invisible s tatic image on the PC dr um and a tone[...]

2.1. 1.5 Im age Transf er The electrode com b is an image transfer system that t ransfers t he toner image on the P C drum onto the paper. 2.1. 1.6 Fu si ng The toner image transferred onto the paper is fixed securely using a heat roller system as the fusing system. The upper fusing r oll er, which is heated by t he heater lamp, fuses t he toner im[...]

2.1 .2 Engi ne Con tr ol This s ec t ion describes engine control, the power s uppl y boar d, and t he high-voltage supply boar d. The engine is controlled by the main board (C169 MAIN-B Board). Figure 2-10 shows t he engine controll er connecting diagr am. C169 MAIN-B Board Main Motor (M1) Polygon Motor (M2) Fan Motor (M2) Exit Sensor (PC3) Paper [...]

2.1.2. 1 Ma in Motor F unctions and Control The M1 m ai n motor t ransmits the drive to the pr inter rollers and t he optional sec ond paper feed uni t (lower cas sette) v ia each gear as shown bel ow. Toner Cartridge Sleeve Roller A Paper Exit Roller Upper Fusing Roller Lower Fusing Roller PC Drum Pre-image Transfer Roller Main Motor (M1) Optional[...]

Figure 2- 12 s hows t he main motor dr iv e c ir c uit. The M1 main motor is a f our-phase s t epping motor controll ed by the CPU (IC201) on the main board (C169 MAIN-B). This board has a stepping motor driver IC that drives the M1 m ain motor with a constant current. 2.1.2 .2 Paper T ake-Up S ensor a n d Pa per Exit S ensor The paper take-up s en[...]

2.1. 2.3 Fu se r Co nt rol The heater lamp, powered by AC v oltage, heats the f user. When the power supply board receives a FUSER signal from the main board (C169 M AIN-B), the power supply board (PWB- E) supplies the AC v olt age to the heater lamp. T his AC voltage is cut by an interlock s wit c h when the case is open. Thermistor TH1 detects t [...]

EPL-5500 Service Manual Operating Principles Rev. B 2-11[...]

If any of the f ol lowing conditions are detected, the printer indicates a fuser error: 1. If the thermis tor detects t he temperature has not r isen by 20º C for 50 msec. within 12 to 30 sec . after warm up. (This error applies onl y when t he thermistor detects a temperature of 90º C or less .) 2. If the thermistor detects that the temperature [...]

2.1. 2.5 La ser D io de Dr ive Figure 2-17 shows the laser diode drive circuit. Laser diode em ission is contr olled by three signals ( LDATA, LDAPC1, and LDA P C2) from the main board ( C169 MAIN-B). The LDATA signal is the laser on/off signal . When it is LOW, t he laser emits, and when it is HIGH, the l aser stops emitting. LDATA is the combinat[...]

2.1. 2.6 B ias V oltag es an d L aser Dr ive T imi ng Figure 2- 20 is a diagram of the drum charge bias v oltage, i m age transfer bias volt age, and the developing bias voltage c ontrol c ircuit. T hese bias volt ages are gener ated f rom the +24 V DC from the high-v oltage supply board (PWB-F). If the printer det ects a case-open condit ion, the [...]

Figure 2-21 shows t he print pr ocess. Figure 2-22 shows the start print sequence. The printer ’s engine s tarts pr int ing when it receives the PRINT signal from t he video controller cir cuit. Figure 2-23 is the end of the print sequence. Brush Roller Charging Laser Exposure PC Drum Image Transfer Development Fi gure 2-21. Print Proces s [m sec[...]

2.1. 2.7 Fa n Moto r Cont rol The fan motor ( M3) rotates at engine initialization, and stops after 2 s ec. The fan m ot or also rotates during printing. When printing ends, the f an motor stops after 3 min. If the f ollowing c ondition is detected, the printer indicates a Fan m ot or error. The voltage equivalent to the motor cur r ent of the fan [...]

2.2 VIDEO CONTROLLER OPERATION The video control ler section generates the video s ignals for received data. The video controller section is the C169 M A I N-B Board. 2.2. 1 C169 MAIN-B B oar d Operat ion Figure 2-26 shows a block diagr am of v ideo control ler section of t he C169 MAIN-B Board. The C169 MAIN-B Board c ontains the video controller,[...]

Table 2-1 l ists the functions of t he main elements of the video controller section in C169 MAIN-B Board. Table 2-1. F unction s of C1 69 MAIN- B Board M ain Elem ents Element L ocation Function MB86933H RI SC CPU IC1 The CPU, whi ch operates at 22.5 MHz, manages the video control ler operati on. E05A91 AS IC IC2 This ASIC contains the f ollowing [...]

Print data and commands transmitted from the host computer via the parallel or optional interf aces are read using the CPU interrupt proc ess and stored in t he DRAM input buf fer. Dat a and commands in the input buffer are processed by the CPU, which then stores the printi ng bitmap data (image data) in the V (video) -RAM (image buf fer) area of t[...]

2.2. 1.1 R eset Circ uit The entire system (CPU and external devi ces) can be initialized if the RESET signal (CP U pi n 113) are active sim ultaneously. This c ircuit uses an M51938 IC to monitor the supply voltage if a voltage level less t han 4.25 V i s detect ed. The reset time is approximatel y 128 ms . 2.2. 1.2 B us Con t r ol Cir cuit The MB[...]

2.2. 1.3 In ter ru pt C ont rol The ASIC E05A93 determines the priority l evel of the interrupt and outputs it to terminals IRL0 - IRL3. Then an interrupt is sent to t he CPU. When the IRL0-3 value i s 1111b, the CPU proc ess is a non-maskable i nterrupt process. When the IRL0-3 v alue is 0000b, the CPU proc ess is a standard process. When the IRL0[...]

2.2. 1.5 Par al le l Int er fa ce Cir cu it Figure 2- 31 shows a circuit bloc k diagram of the parallel int erface. Data sent from the host computer is lat ched within the E05A 93 by the STROBE signal. The E05A93 outputs a BUSY signal automatic ally to stop t he host computer f rom sending additi onal data. The CPU resets the BUSY signal aft er rea[...]

2.2. 1.6 Vi deo Inte rf ace The ASIC E05A92 maps the S RAM int o a m em ory spac e different from the system m em ory. T he CPU transmi ts data from the V-RAM (in the syst em RAM ) to the SRAM using the ASIC E05A92. The ASIC cell converts the image data in the SRAM from parallel to serial, synchronizes it, and then transmits it to the engine contro[...]

Chapter 3 Disassem bly a nd Asse mbly Ta ble of Co ntent s 3.1 GENERAL INFO RM ATION 3-1 3.1.1 Precautions for Disassem bly/Assem bly . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 3.1.2 Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 3.1.3 Small Parts . . . . . . . . [...]

Fig ure 3-24. Removing the Paper Separato r . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17 Fig u re 3-25. Paper E xit Sens or . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17 Figure 3-26. Removing the G-Rin gs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 -18 Fig ure 3-27. Removing the Uppe[...]

3.1 GENERAL INFORMATION This chapter describes disas sembly/assembly procedures to be used for replacing the m ain assembli es of the EPL-5500. 3.1 .1 P r ec aut io ns for Di sas sem bl y/Ass e mbly Follow t he precauti ons below when disassembling/ass embling the pr inter. WARNING ❒ Disco nnect the power cord before disassembling/assembling t he[...]

3.1.3 Small P arts In the following sections, abbreviations ar e used for small parts, such as screws and washers. Tables 3-2 and 3- 3 lis t these abbrev i ations. Tabl e 3-2. Screw T ypes and Abbrevia tions No. T ype Standard Appearance Size (mm) L ength (mm) #1 CB 48 #2 CB (S)(P1) 36 / 8 #3 CBS 36 / 8 / 1 4 #4 CCS 3 6/8/10/12 #5 CCB 38 #6 CBB 38 [...]

3.1.4 Service Checks a fter Rep air Check t he repaired uni t usi ng the following list on complet ion of ser vicing. Tab le 3-3. Checks after Repai r Item Location Checkpoint Ch eck Operation Control panel Do all LEDs and but ton funct ion normally? Heater lamp Does the heater lamp turn on norm ally? Test print (status sheet) I s the t est print p[...]

3.2 DIS ASSEMBLY AND ASSEMBLY This section descri bes and illustrates the procedures for removing and disassembling the components of t he EPL- 5500. Cleaning is described i n Chapter 6. T he ass embly procedures are not described, except for speci al notes where necessar y , because assembly c an be accomplished by perf orming disassembly in r ev [...]

3.2.2 Removal o f the Contro ller Sec tion The control section i s c om prised of t he cont roller board ( the C169 MAIN-B Board). 3.2. 1.1 M ain Boa rd (C 169 MAIN -B Boar d) R em oval CAUTION Before you remove t h e video controller bo ard, make sure that yo u remove any optional LocalTalk/ serial board or T ype-B EX box. 1. Turn the print er so [...]

3.2 .3 Disassem bling the En gine This section describes disassembl ing t he engine, including the high voltage unit (PWB-F) and power supply boar d (PWB-E). 3.2. 3.1 Op ti cal U nit Rem oval CAUTION ❒ Do not tou ch the op t i cal unit excep t at t he time of rep lacement. ❒ D o not o pen th e un it u nder any co nditi ons. ❒ Do not remove th[...]

3.2. 3.2 Im age Transf er Un it R emo val 1. Open t he top cover. 2. Remove the har ness cover A. (Refer to Section 3.2.3.3.) 3. Remove the 2 screws (#5) and holders at both ends of t he image transfer unit. 4. Disconnect the 2 connectors and remove t he unit . Fi gure 3-5. Removi ng th e Ima ge Tran sfer U n it - 1 Fi gure 3-6. Removi ng th e Ima [...]

ASSEMBLY POINTS After reinstal ling the image transfer unit, check that the u ni t smoothly mo ves up an d down. 5. Remove the r emov e the electrode comb. ASSEMBLY POINTS When reinstallin g the el ect rode comb, be carefu l of the direct ion of instal latio n. Install t he electrode comb so that the terminal of the co mb faces the image t ran sfer[...]

3.2. 3.3 U pper U ni t Rem oval 1. Open t he upper unit. 2. Remove the r i ght cover and lef t cover. (Ref er to Sec tion 3.2.1.1. ) 3. Disconnect connectors CN202, CN208, and CN211 f rom the C169 MAIN-B. 4. Remove harness covers A and B , and pull out t he CN1 of the PW B-E board. 5. Remove the im age transfer unit. (Refer to Section 3.2.3.2.) 6. [...]

3.2. 3.4 H igh- Vo lt age Sup ply Boa rd (PW B-F ) Remo va l 1. Open t he top cover. 2. Remove 1 screw (#5) from t he PWB-F cov er. 3. Remove the P W B-F cover. 4. Remove the 4 screws (#5) from the PWB-F boar d. 5. Disconnect 2 connectors. 6. Remove the P W B-F board. Figu re 3-11. Remo ving the PWB-F C o v er Figur e 3-1 2. Rem oving the PW B-F Di[...]

3.2.3.5 Power S upply Unit (PWB-E) Remov al 1. Remove the upper unit . (Refer to Section 3.2.3.3.) 2. Remove 6 sc rews (#4:2, #7:2), and remove the PWB-E cover. 3. Disconnect connector CN207 f rom the C169 MAI N-B Board. 4. Remove 4 sc rews (#4) and 2 s c r ews (#6), and rem ov e the PWB-E. Figu re 3-13. Remo ve the P WB-E Co ver Figu re 3-14. Remo[...]

3.2. 3.6 Fu si ng Un it Rem oval 1. Open t he top cover. (Refer t o Section 3.2.3.3.) 2. Remove the im age transfer unit. (Refer to Secti on 3.2.3.2.) 3. Remove 1 screw (#5), and remove the driv e tension section of the f using unit. 4. Remove the t r ans port gear. 5. Release the hook of the spring and r emove the drive gear sec tion of the f us i[...]

7. Remove the har ness cover. 8. Remove the f us ing entranc e guide. Fi gure 3-17. Remov ing t he Har ness Co ver Fi gure 3-18. Remov ing t he Fu sing Entr ance G uide EPL-5500 Service Manual Disassembly and Assembl y Rev. B 3-13[...]

10. Remove 4 screws (#5), and remove t he fusi ng unit. ASSEMBLY POINTS After rei nstalling the fusing unit, check the direction of the bushings on the paper exit ro lle r and the conne cti on condi tion betwe en the roll er a nd t he grou nd pla te. Figu re 3-19. Remo ving the Fusing Unit Figur e 3-2 0. R o ll er Posi tion Disassembly and Assembly[...]

3.2. 3.7 Fu si ng Un it Dis asse mb l y This s ection describes how to remove the paper exit sens or, heater lamp, l ower fusing roll er, and upper fus ing roll er. Heater Lamp CAUTION Do not touch t he glass surface of th e lamp with you r bare hands. 1. Remove the f us ing guide plate. (Refer to Section 3.2.3.6.) 2. Pull the heater l amp out of t[...]

Thermistor 1. Remove the f us ing unit. (Refer to Secti on 3.2.3.6.) 2. Remove the 1 screw (#4), and remove t he thermistor. ASSEMBL POINTS When reinstalling the thermistor, wi re t he harness as shown b elow. Figu re 3- 22. Rem oving t h e Ther mist or Figu re 3-23. Wirin g Disassembly and Assembly EPL-5500 Service M an ual 3-16 Rev. B[...]

Paper Separator 1. Remove the f us ing unit. (Refer to Section 3.2.3.6.) 2. Release the lock of the holder and r emov e the 3 paper separator. ASSEMBLY POINTS When reinstalling th e pap er separators, be careful of these positions as the middle one differs f rom others. Pape r Exit Sens or 1. Remove the f us ing unit. (Refer to Section 3.2.3.6.) 2.[...]

Fus ing R olle r 1. Remove the f us ing unit. (Refer to Section 3.2.3.6.) 2. Remove the 2 G-rings from the fusing unit. CAUTION Whe n r einst alli ng the G-ri ngs: ❒ Be caref ul of the direction. ❒ Securely position them i nto the grooves of the fusing roller. 3. Remove the upper fusing roller drive gear. 4. Remove the upper fusing roller . Fi [...]

5. Take out the l ower fusing roller. Thermal Fuse 1. Remove the f us ing unit. (Refer to Section 3.2.3.6.) 2. Remove 2 screws (#5), and remove the t hermal fuse. Figu re 3- 2 8. Rem ovi ng the Low er Fus ing Rol ler Figu re 3-29. Remo ving the Therm al Fuse EPL-5500 Service Manual Disassembly and Assembl y Rev. B 3-19[...]

3.2. 3.8 Main M ot or R emov al 1. Remove the hous i ng com ponent s. (Refer to Section 3.2.1.1.) 2. Remove 1 sc rew (#4) which fixing the motor bracket and t he 2 screws (#2) which fixing the main motor, and rem ove the main motor t ogether with the bracket. Screw (#2) Screw (#4) Motor bracket Figur e 3-3 0. Re m ovin g the M otor Br acket Motor b[...]

3.2. 3.9 Pap er Ta ke-Up Sensor and Paper Take- U p Sole noi d Remo val 1. Remove the hous i ng com ponent s. (Refer to Section 3.2.1.1.) 2. Turn over the pr inter on its back. 3. Remove the 4 s crews (#6), and remove t he ground pl ate. 4. Turn up the lif ti ng plate. ASSEMBLY PO INT When tu rnn ing up the l ifting plat e, be carefull with the gro[...]

3.2. 3.1 0 Pape r Take- Up Ro ll er Remo val 1. Remove the m ain motor. (Refer to Section 3.2.3.8.) 2. Remove the paper guide assembly. (Refer to Section 3.2.3.9.) 3. Remove the 6 screws (#4:2, #5:4), and remove the left frame. 4. Remove the 2 gear s (GEAR 29/ 65T, GEAR 22/ 57T), specified in t he figure bel ow. 5. At the bot tom of the pr i nter, [...]

Chapter 4 Adjus tme nt Ta ble of Co ntent s 4.1 ADJUSTMENT 4-1 4.1.1 Print Po sition Adjustm ent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 Lis t of Fi gur es Figure 4-1. Pr int Position A djustme nt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1[...]

4.1 ADJUSTME NTS This section descri bes the adjustment procedures for the EPL-5500. Y ou must perform these adjustment s after servici ng the print er, especiall y when any component or par t is r eplaced. 4.1. 1 Print Positio n Adju stmen t You can adjust the vertic al print posit ion on a sheet of paper by t urning the image s ynchronizing volum[...]

Chapter 5 Troub leshoo ting Ta ble of Co ntent s 5.1 OVERVI EW 5- 1 5.2 SELF-DIAGNOSTIC FUNCTION 5-1 5.2.1 SOFT ERROR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1 5.2.2 Service Call E rror . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2 5.3 T ROUBLESHOOTI[...]

5.1 OVE RVIEW The EPL-5500 has a sophist ic ated, built -in, self -di agnostic funct ion that reduces the troubl eshooting time by ident if ying failed parts or components. T his sel f-diagnos ti c test identifies the t roubl eshooting problems for page pr inters, in whic h even a trivial f ailure can result in a ser ious print qual ity problem. 5.[...]

5.2. 2 S ervi ce C all E rro r If the pri nter detects a fatal error that unr ecoverable by the user , t he pr inter indic at es it with the LED lights as "Service Call Er ror". There are two types of " Service Call Error " as explained below, and each error is indicated by the LED l ights of the contr ol panel in different mann[...]

Note that if any digit of corresponding error number i s "0", bot h yell ow and red LED li ghts go on and off once at the s ame time. EPL- 5500 Service Manual Troubl eshoo ting Rev. B 5-3[...]

Example: "Standard ROM error" (error number = 1130) Ord er LED (Yel lo w) LE D (Red) Interval State 1 ON OFF Short Service Call Error B indication 2 OFF ON Short 3 ON OFF Short 4 OFF ON Sh ort 5 ON OFF Short 6 OFF ON Sh ort 7 OFF OFF Long Error code = "1130" 8 ON OFF Short 4th digit = "1" 9 OFF OFF Long 10 OFF ON Short[...]

Error No. Error Code Error Con d ition 4321 1000 C1000 RAM Validat ion error 1001 C1001 Sy stem RAM check error 1002 C1002 Standard RAM error 1003 C1003 Optional RA M (SIMM) error 1130 C1130 Standard ROM error 1170 C1170 Optional NLS P fonts ROM error 1180 C1180 Optional ROM SIMM error 1300 C1300 Optional Type-B I/F error 1310 C1310 Unsuppor ted Ty[...]

5.3 TROUBLE SHOOTING This section describes troubleshooting abnormal operations and print quality problems. 5.3 .1 Tr oubl eshoo ting of Abn orm al Opera tion This section describes how to detect m alf unctions, and det ermine the cause, and it s uggests what actions to take for various types of malf unctions. E ach paragraph r efers you t o a deta[...]

Ta ble 5-5. The P rint er Do es Not Operate at All Cau se Ste p Ch eckpoi nt Findin g S oluti on Connector CN207 on the C169 MAIN-B Board may be disconnected. 1 I s connector CN207 on the C169 MAIN-B Board disconnected? Yes Connect CN207 on the board. The fuse on t he PWB-E board may be bl own. 2 Has the fuse blown on the PWB-E board? Yes Replace t[...]

Cause Step Checkpoint Finding Sol ution The interlock switch lever is bad. 1 Does the s witch turn on when the cas e is closed? No Replace the interlock lever. The i nte rlock sw itch m ay be dead. 2 Does the switch toggle? (Check with a multimeter.) No Replace the interloc k switch. The PWB-E board may be dead. 3 With power on, is there an output [...]

Ta ble 5-8. The L E D Does Not Come On (2) Cause Step Checkpoint Fi nd ing Solutio n The paper t ake-up solenoi d coil may be open or shorted. 1 Disconnect connec tor CN203 on the C169 MAI N-B Boar d and check t he coil resistance between pin 5 and pin 6 on the dis- connected cable side of t he connector, using a multimet er . Is the resist ance ap[...]

Tab le 5-8. The LED D oes No t C o me On ( 2) (Co ntinued ) Cause St ep Ch eckpoi nt Fi ndi ng Solut ion The main m otor c oil may be open or shorted. 2 Disconnect connec tor CN206 on the C169 M AIN-B Board, and check the coil resistance between: pin 1 and pin 2; pi n 3 and pin 4 ( 2 poi nts t otal) on the disconnected cable side of the connector, [...]

Ta ble 5-9. The L E D Does Not Come On (3) Cause St ep Ch eck point Findin g Solut ion The standard tray has problems. 1 Is the standard tray OK? No Refer to Table 5- 8. The paper take-up solenoi d coil for the lower paper casset te may be open or shorted. 2 Disconnect junct ion connector near the sol enoid and check the coil resistance between pin[...]

Table 5-10. The LED Does Not Come On (4) Cau se St ep Checkpoi nt Fi ndi ng Solut ion The consumables m ay not be installed. 1 A re the c onsumables ins talled? No Install the consumabl es . The paper take-up roller m ay be bad. 2 Does paper al ways jam i n paper take-up roller area? Yes Replace the paper take-up roller . The paper feed roller may [...]

Cause Step Checkpoint Finding Solution The opt ical unit may be bad. 1 — — Replace the optical unit. The C169 MA IN-B Board m ay be bad. 2 — — Repl ace the C169 MAIN-B Bo ard . EPL- 5500 Service Manual Troubl eshoo ting Rev. B 5-13[...]

Tab le 5-15 . Laser Light E rro r Cause Step C heckpoi nt Findi ng So luti on The optical unit may be dead. 1 — — Replace the optical unit. The C169 MAI N- B Board may be dead. 2 — — Replace the C169 MAIN-B Bo ard . Tabl e 5- 16. Comm unic atio n Err or Cause S te p Check point Findin g S olut ion The C169 MAIN- B Board may be bad. 1 — ?[...]

Table 5-2 1. C1003 Error Cau se Step Ch ec kpoint Fi ndi ng Sol ution The optional SIMM may be bad. 1 Is the operat ion OK after you remove t he optional SIMM ? Yes Replace t he SIMM. The C169 MAIN-B Board may be bad. 2 — — Replace the C169 MAIN-B Board. Table 5-2 2. C1130 Error Cause Step Ch eckpoint Finding Solution The program ROM s on t he [...]

Table 5-2 6. C1320 Error Cau se St ep Ch eck point Fi ndi ng Solut ion The optional interface card may be bad. 1 — — Replace the optional inter face card . The C169 MAI N- B Board m ay be bad. 2 — — Replac e the C169 MAIN-B Board. Table 5-2 7. C1990 Error Cau se St ep Ch eck point Fi ndi ng Solut ion The C169 MAI N- B Board m ay be bad. 1 ?[...]

5.4. 2 Print Qualit y Anom ali es This section describes how to isolate possible causes of a pr int qualit y problem . Tabl e 5-28. Print Quali ty A noma lies Symptom Possible Cause Part Name Check Item Remedy Low image density Poor development PWB-F board — Repl ace the PWB- F board. Image transfer problem Image t r ansfer unit Check to see if t[...]

Ta ble 5-28. Print Qualit y Anom ali es (Con ti nued) Symptom Possible Cause Part Name Check I tem Remedy Blank print Poor development Imaging cartridge Chec k whether the toner cartridge is installed properly . Reinstall t he toner cartridge. PWB-F boar d — Replace t he PWB-F board. Improper charging PWB-F boar d — Replace t he PWB-F board. Po[...]

Ta ble 5-28. Print Qualit y Anom ali es (Con ti nued) Symptom Possible Cause Part Name Check I tem Remedy Toner smudges on the back side of the sheet. Improper charging PWB-F — Replace t he PWB-F board. Poor development PWB-F — Replace the PWB-F board. Improper fusing Fusing unit — Replac e the fusing unit. Offset pr int Improper fusing Fusin[...]

Ch apt er 6 Mai nt ena nc e Ta ble of Co ntent s 6.1 MAINTENANCE 6-1 6.1.1 User Main tenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1 6.1.1.1 Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1 6.1.1.2 Replacem ent of Co nsumables . . . . . . . . . .[...]

6-ii Rev. A[...]

6.1 MAINTENANCE The EPL-5500 is a page print er that uses an electrophotogr aphic printi ng m ethod. Unlike most impact or ink- jet print ers, the key c omponents i n the elect rophotographic process are integrat ed into two expendable units (the photoconduct or unit and toner car tridge). Theref ore, periodic replacement of t hem is essenti al to [...]

6.1. 1.2 Replac emen t of Cons umabl es This printer uses a consumable photoconductor unit and toner cartri dge. The life of photoconductor unit is 20, 000 pages and the t oner cart r i dge life is 3,000 pages, when pri nt ing on A 4- or letter -size pages with a 5% pr i nt ratio. If printed im ages become fai nt, remove the toner car tridge and ge[...]

EPL-5500 Service Manual Maintenance Rev. B 6-3[...]

Appendi x A Referenc e Materia ls Ta ble of Co ntent s A.1 CONNECTOR PIN ASSIGNM E NTS A-1 A.1.1 Main Board (C169 M A IN -B Boar d) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A -4 A.2 CIRCUIT DIAGRAM A- 1 1 A.3 CIRCUIT BOARD COMPONENT LAYOUT A-16 Lis t of Fi gur es Figure A-1. Cable Connections for the Vi deo Cont roller . . . . . . [...]

A .1 CO NN EC TOR P I N ASSI GNME NTS F igures A- 1 and A-2 illust rate the interc onnect ion of the primar y com ponent s. Tabl e A - 1 gi ves t he si ze a nd a desc r iption of each connector. CN1 Parallel I/F CN2 RAM SIMM CN4 LocalTalk/Serial I/F module or Type-B EX ROM SIMM CN5 C169 MAIN-B Boad Video Controller Section Fi gur e A -1 . C o nnec [...]

1 2 3 4 M1 Main mo to r 5 4 3 2 M2 Polygon mot or 1 2 3 4 1 CN1 M CN206 ϕ A ϕ A ϕ B ϕ B POLYGON CTL DC5V GND DC24 V N.C. 1 2 M3 Fan motor CN211 FA N DC24 V CN21 0 1 2 3 1 2 3 CN3S ANO DE(P C1) GND PC3 PC 3 CN20 8 Pape r Exi t sensor 1 2 3 1 2 3 CN1S ANOD E (PC 1) GND PC1 PC 1 CN20 3 P a pe r Ta ke -u p s en so r 4 5 6 N.C. DC24V FEED1 SL 1 1 2 [...]

Ta ble A -1 . B o a rd Co nne ct or S umm a ry Conn ector Descri ption Pi ns Refe rence M ai n Board (C169 M AI N-B Bo ard) C N1 C entroni cs parall el inter face 36 p ins Tabl e 1- 8 C N2 Connec tor for RAM S IMM 72 p ins Table A-2 C N3 (Not used) 20 p ins — C N4 C onnect or f o r LocalTal k/S erial I/F Modul e o r Type- B E X 60 p ins Table A-3[...]

A .1 .1 M ai n Bo ar d (C1 69 M AI N-B Bo ar d) Ta bl e A -2 . C N2 Pin A ss ign ment s Pin N o. Si gnal N ame I / O Descri ption 1 Vss — Ground 2 DQ 0 I/ O Data bu s bi t 0 3 DQ 16 I/ O Data bu s bi t 16 4 DQ 1 I/ O Data bu s bi t 1 5 DQ 17 I/ O Data bu s bi t 17 6 DQ 2 I/ O Data bu s bi t 2 7 DQ 18 I/ O Data bu s bi t 18 8 DQ 3 I/ O Data bu s b[...]

Ta ble A-2 . C N2 Pi n As si gnme nts ( Co n tin u ed) Pi n No. S igna l Name I /O De scr i pt ion 50 DQ 24 I/ O Data bus bi t 24 51 DQ 9 I/ O Data bus bi t 9 52 DQ 25 I/ O Data bus bi t 25 53 DQ 10 I/ O Data bus bi t 10 54 DQ 26 I/ O Data bus bi t 26 55 DQ 11 I/ O Data bus bi t 11 56 DQ 27 I/ O Data bus bi t 27 57 DQ 12 I/ O Data bus bi t 12 58 DQ[...]

T abl e A -3. CN4 Pi n Ass ign ment s ( C on tinu ed ) Pin N o. Si gnal N ame I / O Descri ption 21 RD O Read st r obe s ignal 22 WR O Write strobe signal 23 IR E Q O I nt er rupt t o op ti on 24 NM I O Non-ma s k a ble interrupt 25 DR EQ O Data r equest 26 DTC T I LT op tion us ed/unus ed 27 VCC — +5 VD C 28 VCC — +5 VD C 29 VCC — +5 VD C 30[...]

Ta bl e A- 4 . CN5 P i n A ssi g nm en t s Pi n No. S igna l Name I /O De scr i pt ion 1 Vss — Ground 2 D0 I/ O Data bus bi t 0 3 D16 I/ O Dat a bus bi t 16 4 D1 I/ O Data bus bi t 1 5 D17 I/ O Dat a bus bi t 17 6 D2 I/ O Data bus bi t 2 7 D18 I/ O Dat a bus bi t 18 8 D3 I/ O Data bus bi t 3 9 D19 I/ O Dat a bus bi t 19 10 Vcc — +5 VD C 11 RD O[...]

T abl e A -4. CN5 Pi n Ass ign ment s ( C on tinu ed ) Pin N o. Si gnal N ame I / O Descri ption 50 D24 I/ O Dat a bu s bi t 24 51 D9 I/ O Data bu s bi t 9 52 D25 I/ O Dat a bu s bi t 25 53 D10 I/ O Dat a bu s bi t 10 54 D26 I/ O Dat a bu s bi t 26 55 D11 I/ O Dat a bu s bi t 11 56 D27 I/ O Dat a bu s bi t 27 57 D12 I/ O Dat a bu s bi t 12 58 D28 I[...]

T ab l e A- 7. C N20 4 P in Ass ign men t s Pi n No. S igna l Name I /O De scr i pt ion 1 HV -C — 2 HV -T I 3 HV -S — 4 HV -S 2 — 5 HV -B 6 BI AS -M O 7 G ND2 — Ground 8 +24 — +24 V DC T ab l e A- 8. C N20 5 P in Ass ign men t s Pi n No. S igna l Name I /O De scr i pt ion 1 SS CAN I Hori z ont al synchr onous s ignal 2 LD-C TL I Laser pow[...]

T ab l e A- 12 . CN2 09 Pi n As si gnme nts Pin N o. Si gnal N ame I / O Descri ption 1 +2 4 V — +2 4 VD C 2 FEE D2 O Lower cass et t e sol enoid on 3 NC — No connected 4 +5 V — +5 VD C 5 GN D 1 — G r ound 6 PE 2 I Lower c assette pap er em pt y 7 PS IZ0 8 PS IZ1 9 PS IZE 2 10 CH ECK 1 11 CH ECK 2 12 CH ECK 3 T ab l e A- 13 . CN2 10 Pi n As[...]

A .2 CIR CUI T DIA GR AMS 16 19 20 21 22 23 24 25 26 27 28 29 30 33 2 3 4 5 6 7 8 9 1 36 14 31 10 11 12 13 32 35 17 15 18 34 CN1 PIF R8 1K R29 1K 1 2 3 4 8 7 6 5 RM7 100 C26 470P C27 470P C28 470P C29 470P 1 2 3 4 8 7 6 5 RM8 1K 1 2 3 4 8 7 6 5 RM5 1K DATA1 DATA2 DATA3 DATA4 DATA5 DATA6 DATA7 DATA8 STRBX ACKX AUTOX SELINX INITX 1 2 3 4 8 7 6 5 RM1 [...]

TOD X VI DEO X H SYN C X R212 2.2K R2 08 2. 2K 1 2 3 4 8 7 6 5 RM2 01 3.3K R211 10 K P54/CNTR0 15 P72/ SCLK 2 9 P53/ INT 4 16 P71/ SOUT 2 10 P7 0/SIN 2 11 P0 0 56 P8 6/RT P4 66 P56/ DA1 13 P57/ DA2 12 P6 0/AN5 3 P8 1/DA4 71 P7 6/AN3 5 P0 4 52 P75/AN2 6 P63/AN 9/AMP+ 78 P64/AN10/AM P- 77 P37 57 P7 7/AN4 4 AMP OUT 79 P0 2 54 XIN 30 XO U T 31 P82 /RT [...]

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EPSON OVERSEAS MARKETING LOCATIONS EPSON AMERICA, INC EPSON DEUTCHLAND GmBH 20770 Madrona Avenue, Zülipicher Straße 6, 40549 Düsseldorf P.O. Box 2842 Germany Torrance, CA 90509-2842 Phone: 0211-56030 Phone: (800) 922-8911 Fax: 0211-504-7787 Fax: (310) 782-5220 EPSON UK LTD. EPSON FRANCE S.A. Campus 100, Maylands Avenue, 68 bis, rue Marjolin 9230[...]

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