Acer X203H manuale d’uso

- 1 - P roduc t Service M anual – X 203 H Service Manual for acer: X203 H P/N : 9J.0VH14.T1K Applicable for All Regions Version : 001 Date : 2009/5/8 Noti ce: - For R O to input specific “Legal Requirem ent” in sp e cific NS regarding to responsibi lit y and liabi lity statem ents. Fir st Editi o n (M ay, 20 09) © C op yright A ce r Corp ora[...]

- 2 - Conte nt Index Abbreviat ions & A cro nyms ......... ......... ............ .............. ............ ......... ............ ...3 1. A bo ut This Ma nual ............ ......... ............ ............ ............ ........... ............ ......... .3 1.1 T r ademark ....... ........... ........ ........... ............. ........ ....[...]

- 3 - A bbreviati ons & Ac ron y ms 1. A bo ut T his Ma nual This manual co n tains inf o rmation about maintenance and service of acer products. Use this m a nual to perform diagnostics test s, troub leshoot problems, and al i gn the acer product. 1.1 T radem ark The foll owi ng terms are trademarks of Acer Inc. : Acer Impor t ance Only t r ai[...]

- 4 - 2. Introduc tion This section contains general servi ce information, plea se rea d through ca refully . It should be stored for ea sy access place for qui c k reference. 2.1 RoHS (2 002 /95/E C) Requirem ents – Appli ed to al l countr ies require R oH S. The RoHS (Restriction o f Haz ardo us Substan ce in Electrical and Electronic Equipment[...]

- 5 - 3. Pr oduct Over vi ew 3.1 Intro duct ion X203 H is def ine d as o ur new 20’W model in AC ER V seri es which w ill be t he A C E R p roj ect in Qisda. X203H is defined as 20’W L CD Monitor supports 1600(H) x 900(V) resolution w ith DPMS (Disp lay Power Man agement System) and ACER eColor function. T here are double input type s, D-s ub, [...]

- 6 - Color at User pres e t A C po wer inpu t Ye s 90-264 V o lt s, 47-63 Hz. DC power input ( with AC p owe r a dapt e r) No DPMS supported Yes <1W L ED indi cator f or power status showed Yes Blue/Amber OS D for control & informa tion suppo rt e d Yes Multi-language supporte d for O SD Yes EMEA Non-E ME A B utto ns cont r ol supported Yes[...]

- 7 - I E C1000-4-5 (Surg e ) Common: 2KV, Differential: 1KV √ CCFL operation ra nge 90 ~ 264VAC LG D: 2. 5mA~8.0mA SE C: 3. 0mA~8.5mA √ Depends on panel source CCFL Freque ncy 90 ~ 264VAC 40 KHz ~ 70KHz √ Depends on panel source Powe r cord Color: Bl ack Length: 1800 +/- 50 mm √ 3.2.2 Signal interface It em Condi tion Spec OK N.A Rema r k [...]

- 8 - Pin Signal Assign ment Pin Sig nal Assign ment 1 Red v i deo 9 PC5V (+5 volt power) 2 Green video 10 Sy n c Groun d 3 Blue video 11 Ground 4 Ground 12 SDA 5 Cable Detected 13 H-Sy nc (or H+ V) 6 Red Ground 14 V-sync 7 Green Grou n d 15 SCL 8 Blue Ground Note-2: The pin as signment of 24-pin DVI -D conn ect or i s as below, Pin Signal Assign m[...]

- 9 - 3.2.4 Scan r ange It em Condi tion Spec OK N.A Rema r k Horizontal 31 -83 KH z √ Vertical 56 -76 Hz √ HDMI s upport s 5 0Hz 3.2.5 Plug & Play DDC2B DDC-CI Sup p ort It em Condi tion Spec OK N.A Rema r k DDC channel ty pe DDC2B √ EDID Ve r s ion 1.3 √ Refe r to S/ W spec. d oc u me nt to see the deta il ed EDID d ata def initio n. [...]

- 10 - 1. Show “I nput Not Supported” w arning message. When V ertical Fr equency i s over 76Hz o r u nder 56H z, the display i s Black and s howing “I npu t Not Su pported” w arning me ss age. (HDMI sup p orts 50Hz for PAL vide o s ignal s.) 2. I f Hf / Vf is se t in the rang e of 31 K Hz~83KHz and 5 6 Hz ~ 76 Hz, b ut i s n ot t he a bo v[...]

- 1 1 - Brightnes s At R/G/B saturated conditio n 250 c d/m 2 (typ.),200 cd/m 2 (min) √ Test Condition: Set Cont rast at 50 , Brightne ss at 100, Color at User preset. Re sponse ti me Ris ing + F alling ti me On/off:5 ms (ty p.),10ms (max) √ Test Equ ip ment: Westar TRD 100 or equal level equipment ; At Contra st r ati o = 10 R/L: 85/85 degr ee[...]

- 12 - 3.3.5 Transportat ion Item Conditi on S pec OK N.A Rema r k (1) Vib rat ion Pac k a ge, Non-O p er ating Test Specification: 1 . Frequen c y Hert z 5 ~ 2 50 HZ , P SD L evel 0 .005 4 (G2/Hz) 2 . Grms = 1 .146 3 . Sweep Time : 30 minutes per Axis 4 . Axes : X ,Y,Z √ (2) Unpackaged Vibration Unpackaged, Non- Op er ating Test Spect ru m: 2 0 [...]

- 13 - 3.3.7 EM C Item Conditi on S pec OK N.A Rema r k Electric B and 1 < 10 V/m B and 2 < 1 V/m √ T CO03 Ma gnetic B and 1 < 200nT B and 2 < 25nT √ FCC part 15J clas s B E MI EN55022 cla ss B A fter M ass p ro duction u nder 1dBu v for constant measu r e . Be s ide s DNSF a nd VCCI class-2 are o pti o nal. √ 3.3.8 Reliability It[...]

- 14 - 3.4 L CD Ch aracteristic s 3.4.1 The Physical definition & Technology summary o f LCD panel SEC LTM200KT03 Item C on dition Spec OK N.A Remark L CD Pan el Supplier SEC √ P anel type of Supplier LT M20 0 KT03 √ Screen Dia gona l 20 . 0 ” Dia gonal √ Dis play area Un it=mm 442.8(H) x 249.07 5 (V) √ P hy s i cal S ize Unit=mm 462.[...]

- 15 - 3.4.2 Optical characterist ics of LCD panel SEC LTM200KT03 It e m Unit Condi t i ons Min . T yp . Max. Remark [degree] [degree] Horizontal (Right) CR = 10 (Left) 70 70 80 80 - - Viewing Angle [ d egre e] [degree] V erti ca l (Up) CR = 10 (D own) 70 70 80 80 - - Cont rast ra tio No rm a l Dire ct ion 1 000 [msec] Ris i ng Time - [msec] F alli[...]

- 16 - 3.5 User Co ntrols 3.5.1 User’s ha rd w are control de finitio n It e m Co ndition Spec O K N.A Rema rk Powe r button √ Auto butto n (Exit butto n ) √ Right/ I nc. button √ Le f t/ De c. button √ Menu button √ Mode button √ Input Sele c t butto n √ E-Key button √ Mute button √ 3.5.2 OSD control fu n ction definition It e [...]

- 17 - Acer eColor Manag ement User/Te xt/St andard/Grap h i c/ M ovie √ Exit √ PS: “ E-key” +” Power” to e nter fac t ory mode The detailed firm ware f un c ti ons’ specifi ca tion, pl ease refer to C212 S/W s p ec. do c um en t . 3.6 Mec hanica l Charact erist ics 3.6.1 Dimension It e m Co ndition Spec O K N.A Rema rk Bezel opening [...]

- 18 - 3.7 Pallet & Shi pme nt 3.7.1 Container Specification Stowing Typ e Contai ner Quantity of products (sets) (Every container) Quantity of Products (sets) (Every Pallet) Quantity of pal let (sets) (Every Container) 20 ' 900 Pallet A: 90 Pa llet A: 10 Pallet B: Pallet B: 40 ' 1800 Pallet A: 90 P a llet A: 20 With pallet Pallet B: [...]

- 19 - 3.8 Certi ficat ion It e m Co ndition Spec O K N.A Rema rk Green design API Doc. 715-C 49 √ ISO14000 Requ irem ent Blue Angel Ge rman Stand ard √ E-2000 Switzerland √ EPA USA Standard √ TCO’99 √ TCO’03 √ MPR2 √ Environment Green Mark √ Microsoft Win dows PC98/99 √ DPMS VESA √ DDC 2B Version 1.3 √ PC-Monitor USB Exte[...]

- 20 - DHHS (21 CFR) U SA X- Ray Stan d ard √ DNHW √ X- Ray Requ irement PTB German X- Ray standard √ TUV / Ergo √ ISO 13406-2 √ Ergonomics prEN50279 √ 3.9 Pack ing[...]

- 21 - 4. Disass embly / A sse mbly 4.1 Explo ded V iew 1 2 3 1 8 9 8 14 4 5 19 6 21 20 13 12 17 11 7 15 10 16 22 23 24 25[...]

- 22 -[...]

- 23 - 4.2 Disass e mb l y /Asse mbl y 4.2.1 Assembly SOP Preparation before as semble 1. Clean the roo m for work 2. Identify the ar e a for m aterial 3. Prepare the imple ment, eq u ipment s, material s as bello w: 1 ) Press -fixture 2 ) w orking ta b le 3 ) Screw-driver 4 ) knif e*1 5 ) glov e 6 ) c leaning cloth 7 ) ESD protection item p icture[...]

- 24 - 4 Assem ble t he SPK to the ma in-SHD , the correct posit i on reference on the p icture, the n the lock 4 sc rews t o f asten it. Screw-driver K eep the wa r e in. 5 Assem ble t he FFC t o the I/F, the corre c t p ositi on r efe r ence on the p i c t u re Wit hout the g ap within 6 Assem ble t he PCBA to Main-SHD 7 L ock 3 sc re ws on the P[...]

- 25 - 9 Scan for foolin g PC Card go with p anel. 1 0 Fasten the LVDS to p anel and fix the Main- BKT to C LM-F 1 1 Stick one Al foil on the right between pane l a nd Main-BTK only fo r SEC p anel 1 2 Stick two pie c es of Al foil on t he under b etwee n panel and Main-BTK only fo r SEC p anel The pos it ion refer to the p i c t u re 1 3 L ock sc [...]

- 26 - 1 4 Assem ble t he L-SHD the co rre ct position reference on the pi cture 1 5 Ins ec t t h e i nverter wire o ne by one and insect the spea k er wire Ke ep a ll wires in. 1 6 Stick a tap to fix the speaker wire The tap must not s tick to th e p art of the IF 1 7 Stick a Myl a r under the a udio c onnector Myl ar[...]

- 27 - 1 8 Stick an aceti c tape to fix the wire one by one as t h e pi cture Not f ix the pa nel to the edge 1 9 Fix the b i g Al tape to p anel 2 0 Assem ble t he C/B wire to the C/B connect 2 1 Assem ble t he C/B to the BZL and in sert the C/B wire to the I/F BD[...]

- 28 - 2 2 Fix the C/B wire to the BZL 2 3 Check and put CLM-F o n the Mai n-Chassis carefully. None hurt outsi de. 2 4 Assem ble t he Rear Cover. 2 5 Check and put CLM- a bs on wo rki ng table carefully a nd asse mb le them to g et her[...]

- 29 - 2 6 Assem ble t he Hinge to the CL M- abs 2 7 L ock sc re ws * 6 onto the h inge wit h screw-dri ver Sc rew-dri ve r 2 8 L ock 4 sc re ws to RC. (FABF- DSSDA1-***  60 -80 mm  2 9±1k g. cm 2 9 Cover t h e CLM of L and R[...]

- 30 - 4.2.2 Disassembly SO P Preparation before dis assemble 1. C lean the roo m for di sass em ble 2. I d en tify the a rea for monitor 3. C hec k t he position th at t h e monitors be place d and the quantity of t h e monitor ;prepar e the area or mate rial f low ; a ccording to the actual c ondition pla n the di s as semble layout 4. Pr epare t[...]

- 31 - 4 Tear out the a cetic tape 5 Unlock the wi res. 6 Disasse mb l e d the SHD shielding : 5 sc rew Sc rew-dri v er 7 Tear down t h ree p ieces of A l foil[...]

- 32 - 8 Tear down t h e Mylar and the ta p 9 Disasse mb l e d the AC- so c shielding . 1 0 Unlock the LVDS wires. 1 1 Disasse mb l e d the PCBA shieldin g : 5 screws Screw-driver 1 2 Dis asse mbled the SPK shielding : 4 screws Sc rew-dri v er Myl ar[...]

- 33 - 1 3 Get off the pa n el from the bezel 1 4 Get off the big t ap from the tape 1 5 Disasse mb l e the c ontrol board[...]

- 34 - 5. Level 1 Cosmetic / Appe arance / A lignme nt Ser vice 5.1 A li gn ment proced ure ( for f unc t io n adj ustment ) 5.1.1 Prep arat ion 1. S etup inp ut timing to any preset mod es o r pattern s . 2. E nter fa ct ory mode (pr ess “Empo wering ” & “Power” b uttons at t he sa me time to turn o n monitor). 3. Mo ve cur s or i nto [...]

- 35 - Figure -1: Preset Timi ng modes list 640x 480@ 60Hz 8 00 x 525 31.4 69 59 . 941 25.175 640x 480@ 72Hz 8 32 x 520 37.8 61 72 . 809 31.500 640x 480@ 75Hz 8 40 x 500 37.5 00 75 . 000 31.500 640 x 4 80@6 6.66Hz 864 x 525 35 66.66 30 . 24 720x 400@ 70Hz 900 x 449 31 . 46 9 70.087 28. 322 800x 600@ 56Hz 1024 x 62 5 35 . 156 56.2 50 36.00 0 800x 60[...]

- 36 - 5.1.3 ADC calibrati o n (Auto color balance adjustm e nt) ~~Analog o nly, it i s n ot req u ire d for DVI-D input source 1. S etup input timing ICL-6 05( 1 2 80x1024@75Hz ), pattern 42(5-Mosai c pattern with white color b l ock ) with Analog signal s f r om Chroma vide o pat t e rn generator. (it depen ds on Scaler IC supplier ’ s recommen[...]

- 37 - 5. Re peat st ep 4 an d write the digital EDI D data i nto EEPROM for D VI- D inp ut(ie. 24-pin DVI- D). 6. Re ad both EEPROM d ata and co n firm it t o match with t h e Q212 defin iti on . (Note : T he DVI-D i nput may not operat io n c orrectly i f the digi tal EDID data do not e xist.)[...]

- 38 - 5.2 Sof t war e / Fi r mwar e Upgr ade Process 5.2.1 Hardware prepared: Hardw are Requirement: 1. ISP board x 1 2. DSUB VGA cables x 2 3. Printe r cable ( w ith o n e male conn e c to r and anoth er female connector) x 1. 4. PC or N otebook with parall el (printer) p ort x 1. Connect to tar ge t monitor VGA signal in p ut from 15p in D- sub [...]

- 39 - 5.2.2 Firm w are Upgrade Procedure Step 1: Un-zip Port95nt and in stall into your computer. Step 2: Un-zip I SP a ppli cation tool (R TDToo l) Step 3: P res s “RTD 21 20 I SP ” button to execut e fir mwa re progr am application.[...]

- 40 - Step 4: P res s “64K” bu tton to load * series* . he x f ile and pres s “64~96” butto n to load *extend* .hex file from your computer. Step 5: Se lect “Era se” option a nd execute lightning but t on first, and then se lect “ Auto” option and execute lightni n g button t o start upgrade f irmw are to t he monitor.[...]

- 41 - Note: you can cha nge pr ogram sp e ed bar to m eet your equi pment speed if pr og ram firmwa r e fail. 5.2.3 Turn Off Bur n In IF the monitor with ou t signal input h as Bur n In pa t tern. As the foll owing figure Press “M ENU” and “>” key at the same time to exit Bu r n in mod e(factory m o de),and so ft p ower key off / o n r [...]

- 42 - 5.3 EDI D Upgra de Procedure Step 1: Run the program “ Q-EDID- V0 12.exe”, when the U I popped up[...]

- 43 - Note: I f “VGA” choo s e 128by tes, and “DVI” ch oose 128bytes Step 2: Click “Open File” an d select “ VGA” or “DVI ” EDID f ile[...]

- 44 - Step 3: I f lo ad file is su ccessful, it sho ws “Open EDID Table OK..”. And the n , Click “ Wri t e EDI D” but ton to u pdat e EDI D Step 4: If write EDID is su ccessful, it shows” Write ED ID OK …” An d then, Click “Re a d EDID ” button to c h eck if succe ssful or not .[...]

- 45 - Step 5: If read EDID is su ccessful, it shows” R ead EDID OK …”[...]

- 46 - 5.4 OS D Operati on G uide[...]

- 47 -[...]

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- 51 - 6. Level 2 Ci rc uit Boar d a nd S tandard Parts Repla ceme nt 6.1 T roub le Sho otin g G uide 6.1.1 No Display or display is unstable (I nterface Board) OSD sho wn when key pr ess ed? No Yes F oll ow instruct ions from OSD dialog Ke ypad OK? Yes No Screen is B lank and Power LE D is Wh i te. Bac kl ight turned ON? Sc alar outp ut Data ? Yes[...]

- 52 - 6.1.2 Check Cont r ol Board Chec king Control B oard W or king ? Yes Yes No Replug the con trol w i re, then retry Traces OK ? Repla c e the Control Board, then retry Compone nts to Control board OK ? Yes Repla c e the compon e nts, then retry Repla ce a new C ont rol board Yes No No[...]

- 53 - 6.1.3 Check Sc alar                                       [...]

- 54 - 6.1.4 Check LCD Mo d ule LC D mo du le f ai l To d isp lay ima ge W hit e Sc ree n No Pict ur e NO NO YES Ba d C on ne ction or con ne ctor, LV DS ca ble NO LC M f ai led Ba d C on ne ction or con ne ctor, LV DS ca ble Bad Co nne cti on or c on ne ctor, YES YES YE S NO O K ? YES N O LC D mo du le f ai l To d isp lay ima ge Co nne ction b etw[...]

- 55 - 6.1.5 Pow er Boar d no w ork troubleshooting[...]

- 56 - 6.1.6 Audio Function[...]

- 57 - 6.2 Circ uit Operatio n Th eor y I. In troduction The X2 03 H i s a 20” W ( 1 600x900), LCD type is TN+Film and Nor mally Wh ite, 16.7M co lors(R, G, B 6- bit data + Hi -FRC d ata) TFT LCD with HD CP support monitor. It’s have d ual (D -SUB a nd DVI) interface LCD mo nit o r with a 1 5 pins D-sub s ignal cable and 24 pin DVI s i gnal ca [...]

- 58 - III . Circuit I mpleme ntati ons: A .) THE MA IN BODY : A -1.) Interface b oard bl ock diagram : I N T E R F A C E B O A R D S c a l a r R T D 2 5 4 5 L H ( S u p p o r t H D C P ) V G A D V I M C U R T D 2 1 2 0 L E E P R O M A T M E L 2 4 C 1 6 C T R L B D 1600x900 L C M D C + 3 . 3 V D C + 1 . 8 V (a) Circuit operations: A basic operation[...]

- 59 - capab le o f e x panding any sou rc e resolution to a hi ghly unif o rm a n d sharp image or dow n scaling from 1980x102 0, combined with th e c ritica lly pro ven i ntegrated 8 bit tr ip le-ADC a nd p a t e nt e d Ra pid -lo c k digital clock rec overy syste m. It also suppo rt detect mode and DPMS control. 3 .) RT D2 120L: Co ntro l unit, [...]

- 60 - #1 EMI Filter This c ir c uit (Fig.2) is designed to inh ibit ele c trical an d magnetic interference for meet ing FCC, V DE, VC CI standard requirem ent s . L6 01 75 MH 1 2 4 3 L4 C 602 0. 1U C 601 0. 1U C 603 2200PF C 604 2200PF L3 Fig.2[...]

- 61 - 6.3 Sp are Part s List     Picture CA T EGORY DESCRI PT ION ACER PART NO.   LC D CCFL L CD SAMS U NG 20"W HD+ None Glar e LT M 2 00KT03 TBD LF 250nit 5 m s 1 000:1 2 C CFL(acer B/ S) LK. 20 00 6.0 06 Board   BOA RD CONTRO L B O AR D 55.LBJ0Q.0 04  BOA RD PO WER BOAR D SEC AU DIO 19.LHC 0 Q.00 1  BOA RD M AI[...]

- 62 - Cable           CABLE POWER CORD US 27.LD W0Q . 003           CABLE DVI CAB LE 50 . L BJ0Q. 001          CABLE CABLE BETWE E N C ONTRO L BOARD AN D M/ B 50.LH C0Q . 001          CABLE CABLE BETWE E N M /B AND PO WER BOAR D 50 . L[...]

- 63 -           CASE/COV E R /BRA CK E T ASSEM BL Y S T AND NE CK 60.LDX0Q.0 03           CASE/COV E R /BRA CK E T ASSEM BL Y S T AND BA SE DUAL 6 0 . LDX0Q . 010          CASE/COV E R /BRA CK E T ASSEM BL Y LCD BEZEL ASSY 60 . LHC0Q.00 1      [...]

- 64 - Appendi x 1 – S crew Li st / T orq ue (A) S T A ND A R D SC REW TORQUE SP EC. I TEM P/N DESCRI PTION Color Mou n t i n g Materi al TO RQUE (KG- C M) HOLE SI ZE (MM ) Screw Head 1 8F .205B 4 .0 19 SCR W MA CH HEX # 4 - 40*0.3" N Ni Met a l ; D-SUB; DV I Co n ne c tor 5.0± 0 .6 #4-40 X 2 8F .005 18.10 0 SCR W T AP W /FL M3*10L(S 3.8) Z[...]

- 65 - M3*1.3 4 P* 8L B-Z N 5 14 8F .5A2 24.6R0 SCR W M A CH FLA T M3* 5L ZN ZN MET AL Side mount:3~ 4 Other: 4 ± 0 . 6 M3*0.5 #2 15 8 F .0 0010.1 61 SCR W TA PTILE TR S W /E X T M 4 *8L NI M ET AL 10±1 . 0 M 4*0 . 7 # 2 (B) SPECIA L S CR EW T OR QUE SPE C. I TEM P/N D ES C R I PT I ON MOUNTING MATERI AL TORQ UE (KG-CM) H OLE SI ZE (MM ) Screw He[...]

- 66 - Appendi x 2 – P hysical Dimens ion Fr ont View a nd Si de view Fig. 1 P hysical Dimensi on Fr ont Vi ew and Side vi ew[...]

- 67 - Fig. 2 Appearanc e Desc ri ption[...]

- 68 - Appendi x 3 – I nterface Boar d[...]

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