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Sony MX-E501 manual

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Table of contents for the manual

  • Page 1

    MZ-E501 AEP Model Hong K ong Model SERVICE MANUAL POR T ABLE MINIDISC PLA YER V er 1.2 2001. 12 With SUPPLEMEN T -1 Model Name Using Similar Mechanism MZ-E500 MD Mechanism T ype MT -MZE500-174 Optical Pick-up Mechanism T ype LCX-4E US and foreign patents licensed from Dolb y Laboratories Licensing Cor poration SPECIFICA TIONS Audio playing system M[...]

  • Page 2

    2 MZ-E501 1. SER VICING NO TE ···················································· 3 2. GENERAL ·································································· 4 3. DISASSEMBL Y 3-1. Case Assy , Holder Assy ···········[...]

  • Page 3

    3 MZ-E501 * Replacement of CXD2671-205GA (IC601) used in this set requires a special tool. When repairing this de vice with the power on, if you remov e the main board, this device stops w orking. In this case, you work without the de vice stopping by f astening the hook of the Open/Close detection switch (S809). SECTION 1 SER VICING NO TES NO TES [...]

  • Page 4

    4 MZ-E501 SECTION 2 GENERAL LOCA TION AND FUNCTION OF CONTROLS >N . VOL+/– GROUP x x X 1 N> VOL+ VOL– . 3 Color Info-LED ./N> VOL +/– HOLD DISPLA Y SOUND PLA YMODE RPT/ENT x GROUP HOLD 3 Color Info-LED This section is e xtracted from instruction manual.[...]

  • Page 5

    5 MZ-E501 r Disassemble the unit in the order as sho wn below . Note : Follo w the disassembly procedure in the numerical order giv en. 3-1. CASE ASSY , HOLDER ASSY SECTION 3 DISASSEMBL Y Optical pick-up assy (LCX-4E) Mechanism deck Case assy, Holder assy Set Bracket assy MAIN board case assy 1 screws (1.4), MI 3 Mov e it awa y from the projection [...]

  • Page 6

    6 MZ-E501 3-3. BRA CKET ASSY 3 screw (1.7) 1 screw (1.7) 2 brack et (R) ass y 4 brack et (L) assy 3-2. MECHANISM DECK 4 mechanism deck 1 step screw (MD) 5 OP FLEXIBLE boar d (CN501) 6 MO TER FLEXIBLE board (CN551) 3 claw 2 claw 3 claw[...]

  • Page 7

    7 MZ-E501 3-4. MAIN BO ARD 3-5. OPTICAL PICK-UP ASSY (LCX-4E) case (rear) 3 battery case lid 2 claw 5 Remov e the solder ing 6 MAIN board 5 Remov e the solder ing 4 ornamental str ip 7 battery case assy 1 screw (1.7) optical pick-up assy (LCX-4E) 3 screw (MI 1.4) 5 4 thrust detent sprin g 2 gear (SA) 1 washer[...]

  • Page 8

    8 MZ-E501 Remote control LCD • Press and hold down X to hold the current display while the k ey is being pressed. 4-2-3. How to release the TEST MODE When method 1 was used: T urn of f the power and open the solder bridge on T AP601 on the main board. Note : The solder should be remov ed clean. The remaining solder may make a short with the chass[...]

  • Page 9

    9 MZ-E501 2. During each test, press and hold do wn > N key or . key for a while to mo ve the optical pickup on the sled outer or inner perimeter . 3. Each test item is assigned with a three-digit item number . T he 100th place is a major item, 10th place is a middle item, and unit place is a minor item. Note: In the Power mode, the item title d[...]

  • Page 10

    10 MZ-E501 3. Hereinafter , each time > N key is pressed, the refer ence information display changes as follows: • Press . ke y to go back to the previous display . • Contents of the history codes 0 XX 1 # # # # 0 XX N # # # # 0 XX N1 # # # # 0 XX N2 # # # # 0 XX R – – – – 4-6. SELF-DIA GNOSTIC DISPLA Y MODE 4-6-1. Outline of the fun[...]

  • Page 11

    11 MZ-E501 4-8. KEY CHECK MODE 4-8-1. Outline of the function This mode is used to check to make sure that each of the ke ys (including the slide switch) on the set operates normally .(The 1 kHz signal is outputted from the L and R channels of head phones) 4-8-2. Setting the Key Chec k mode 1. Set the TEST MODE. Press and hold do wn DISPLA Y key (f[...]

  • Page 12

    12 MZ-E501 5-4. MANU AL PO WER ADJUSTMENTS 5-4-1. Adjustment sequence The adjustments should be alwa ys perf ormed in the follo wing sequence: 1 Vc PWM Duty (L) adjustment (item No.:762) r 2 Vc PWM Duty (H) adjustment (item No.:763) r 3 VLL PWM Duty adjustment (item No.:764) 5-4-2. Vc PWM Duty (L) adjustment method 1. Confirm that the power v oltag[...]

  • Page 13

    13 MZ-E501 3. Press X key to write the adjustment v alue. The adjustment completion display appears as follows. LCD display 5-4-5.Electrical offset adjustment method Note: Doing adjustment by the state that a disc does not enter . 1. Confirm the power v oltage is 1.5V . 2. Set to the test mode. 3. Press the V OL – key acti vates the ov erall adju[...]

  • Page 14

    14 MZ-E501 3. If NG in the overall CD adjustments, return to Reset NV and perform from the electrical of fset adjustment again. LCD display XXX: NG item No. 4. If OK through the overall CD adjustments, then perform ov erall MO adjustments. LCD display 5. Insert MO disc in the set, and press > N key to set the Overall MO Adjustment mode. Automati[...]

  • Page 15

    15 MZ-E501 Contents Trac king servo ON ABCD gain adjustment KF gain adjustment RF gain adjustment FCS gain adjustment TRK gain adjustment READ GR V adjustment 1 R GR V setting • servo OFF SLED mov e to outside Focus servo OFF TON of fset adjustment TE gain adjustment TON of fset adjustment TEIN offset adjustment TWPP of fset adjustment Trac king [...]

  • Page 16

    16 MZ-E501 r W A VEFORMS Note on Schematic Dia gram: MAIN SECTION • All capacitors are in µ F unless otherwise noted. pF: µµ F 50 WV or less are not indicated except f or electrolytics and tantalums. • All resistors are in Ω and 1 / 4 W or less unless otherwise specified. • f : internal component. Note: The components identified by mark [...]

  • Page 17

    17 17 MZ-E501 SI0 SCK0 S00 XCS NV 217 12 160 161 9 3 194 195 221 XRF RST PDS1 XCS NV SI0 SCK0 S00 XTEST PD S0 S MON SSB CLK SSB DATA VREF MON OFTRK MUTE XHP STB BEEP 142 RMC DTCK 167 OPR LED R PWM 163 OPR LED G PWM 224 XAVLS 13 SET KEY 1 17 WK DET 227 HOLD SW 20 RMC KEY VC PWM 164 165 VL PWM 86 FS4 235 SLEEP 236 FFCLR 8 XRST 21 AVDD 5 2 CLK INM2 IN[...]

  • Page 18

    18 18 MZ-E501 IC 601 IC 901 IC 301 IC 501 CSP (Chip Size Package) S801 x E E S806 GROUP S803 . S802 (INFO) >N S805 VOL + S804 VOL – S808 HOLD OFF ON DRY BA TTERY SIZE "AA" (IEC DESIGNA TION LR6) 1PC, 1.5V 1-681-868- 11 (11) 11 (11) MAIN BOARD (SIDE A) * 12 A B C D E F G 3456789 1 0 6-2. PRINTED WIRING BO ARD – MAIN SECTION (SIDE A)[...]

  • Page 19

    19 19 MZ-E501 IC 801 IC 551 RECHARGEABLE BA TTERY NC-6WM 1PC, 1.2V 600mAh MAIN BOARD (SIDE B) TO RVDD R-DA T A R-KEY RGND L R COM TO MOTOR FLEXIBLE BOARD (M901 : SPINDLE MOTOR) (M902 : SLED MOTOR) S809 (OPEN/CLOSE DETECT SWITCH) PICK-UP OPTICAL BLOCK (LCX-4E) J301 1-681-868- 11 (11) C609 TP901 (VC) TP904 (VL) TAP601 (TEST) 12 A B C D E F G 3456789 [...]

  • Page 20

    20 20 MZ-E501 OPR_LED_G_H OPR_LED_G_L OPR_LED_R_H OPR_LED_R_L TAP602 6-4. SCHEMA TIC DIA GRAM – MAIN SECTION (1/3) – • See page 16 f or W av eforms. • See page 25, 26 for IC Pin Function Description.[...]

  • Page 21

    21 21 MZ-E501 IC B/D IC B/D C956 0.1 6-5. SCHEMA TIC DIA GRAM – MAIN SECTION (2/3) – • See page 23, 24 for IC Bloc k Diagrams.[...]

  • Page 22

    22 22 MZ-E501 IC B/D (INFO) 6-6. SCHEMA TIC DIA GRAM – MAIN SECTION (3/3) – • See page 23 f or IC Block Diagrams .[...]

  • Page 23

    23 MZ-E501 6-7. IC BLOCK DIA GRAMS 56 55 42 41 40 CPUO W1 V1 U1 PWM OE 7 VM1 RO1 8 FO1 9 10 VM12 PGND1 11 RO2 12 PGND2 13 FO2 CPAIP CPAIM CPBIP CPBIM CPAO CPB0 VM3 RO3 FO3 VM34 PGND3 RO4 PGND4 FO4 14 15 16 17 18 19 20 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 1 2 3 4 5 6 54 53 52 51 50 49 48 47 46 45 44 43 VM4 R14 F14 R13 F13 VG VC G[...]

  • Page 24

    24 MZ-E501 56 55 42 41 40 VLON XWK1 XWK2 XWK3 XWK4 VSTV 7 VRMC GND 8 VL VLO 9 10 VL 11 L2 12 PGND2 13 PGND2 VIF VA VAFB VDFB VIFFB GND VC VCO VCOUT L1 VC NC PGND1 PGND1 14 15 16 17 18 19 20 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 1 2 3 4 5 6 54 53 52 51 50 49 48 47 46 45 44 43 L1 RF1 INM1 DTC1 DTC2 RF2 INM2 PWM1 PWM2 VG LG PGND2 L2[...]

  • Page 25

    25 MZ-E501 6-8. IC PIN FUNCTION DESCRIPTION • IC501 SN761057DBT (RF AMP , FOCUS/TRACKING ERR OR AMP) Pin No . Pin Name I/O Description 1 TE O T racking error signal output to the system controller (IC601) 2 REXT I Connect terminal to the external resistor for ADIP amp control 3 WPPLPF I Connect terminal to the external capacitor for TPP/WPP low-p[...]

  • Page 26

    26 MZ-E501 • IC601 CXD2671-205GA (SYSTEM CONTROL) Pin No . Pin Name I/O Description 1 OPR_LED_G_H O High intensity green LED control (open) 2 OPR_LED_G_L O Low intensity green LED control (open) 3 XTEST I Input terminal for the test mode detection 5 OPR_LED_R_L O Low intensity red LED control (open) 6 MCUVDD0 — Power supply (for microcomputer b[...]

  • Page 27

    27 MZ-E501 Pin No . Pin Name I/O Description 47 FE I F ocus error signal input 48 A UX1 I Support signal input (A/D input) 49 VC I Middle point voltage input 50 ADIO O Not used (open) 51 ADR T I A/D con verter the upper limit v oltage input 52 A VD2 — A VDD 53 AV S 2 — AV S S 54 ADRB I A/D con verter the lo wer limit voltage input 55 SE I Sled [...]

  • Page 28

    28 MZ-E501 Pin No . Pin Name I/O Description 91 DSPVDD2 — Power supply (for DSP block) 92 DSPVSS1 — Ground (for DSP block) 93 SPCU I Brushless spindle motor driv e comparison signal input (U) 94 SPCV I Brushless spindle motor driv e comparison signal input (V) 95 SPCW I Brushless spindle motor drive comparison signal input (W) 96 SRDR/SL1F O Sl[...]

  • Page 29

    29 MZ-E501 Pin No . Pin Name I/O Description 156, 157 TEST1, TEST0 I T erminal 1, 0 for the main test 158 EV A I EV A/FLASH chip discrimination terminal 159 OPR LED O Operation LED control (Not used in this set) 160 SSB D A T A I/O Input/output of SSB serial data 161 SSB CLK — SSB serial clock 162 MCUVSS0 — Ground (for the microcomputer block) [...]

  • Page 30

    30 MZ-E501 Pin No . Pin Name I/O Description 210 TSB SL V CHK I TSB slav e check 211 K-T AI_MON I Not used (open) 213 MCUVSS1 — Ground (for the microcomputer block) 214 CA V CL V SW O Not used (open) 215 XOPT CTL O Not used (open) 216 CS R TC O Not used (open) 217 OFTRK I Off track signal input 218 MUTE O Analog mute “ H ” : muting ON 219 XCS[...]

  • Page 31

    SECTION 7 EXPLODED VIEWS NO TE: • -XX, -X mean standardized parts, so they may hav e some differences from the original one. • Items marked “*” are not stocked since the y are seldom required for routine service. Some delay should be anticipated when ordering these items. • The mechanical parts with no reference number in the exploded vie[...]

  • Page 32

    32 MZ-E501 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 51 1-680-453-11 MOTOR FLEXIBLE BOARD 52 3-222-392-01 SCREW (M1.4), T APPING 53 3-222-394-01 CHASSIS 54 3-224-779-01 SPRING, THRUST DETENT 55 4-222-216-01 GEAR (SA) 56 3-338-645-51 WASHER 57 4-218-233-01 SCREW (1.4), MI 58 4-218-233-13 SCREW (1.4), MI 59 4-222-208[...]

  • Page 33

    Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 33 SECTION 8 ELECTRICAL P AR TS LIST NOTE: • Due to standardization, replacements in the parts list may be different from the parts specified in the diagrams or the components used on the set. • -XX, -X mean standardized parts, so they may hav e some difference from the[...]

  • Page 34

    Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 34 MZ-E501 C956 1-107-820-11 CERAMIC CHIP 0.1uF 16V C963 1-107-820-11 CERAMIC CHIP 0.1uF 16V < CONNECTOR > ∗ CN501 1-778-168-11 CONNECTOR, FFC/FPC (ZIF) 20P ∗ CN551 1-793-124-11 CONNECTOR, FPC (ZIP) 8P < DIODE > D101 8-719-064-91 DIODE 02DZ2.4-Z(TPH3) D201 8[...]

  • Page 35

    Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 35 MZ-E501 < SWITCH > S801 1-786-033-11 SWITCH, T ACTILE ( x ) S802 1-786-033-11 SWITCH, T ACTILE ( >N ) S803 1-786-033-11 SWITCH, T ACTILE ( . ) S804 1-786-033-11 SWITCH, T ACTILE (VOL-) S805 1-786-033-11 SWITCH, T ACTILE (VOL+) S806 1-786-033-11 SWITCH, T ACTILE [...]

  • Page 36

    36 MZ-E501 MEMO[...]

  • Page 37

    MZ-E501 AEP Model Hong K ong Model SERVICE MANUAL SUPPLEMENT -1 V er 1.2 2001. 12 Subject : 1. Schematic dia gram and printed wiring board are c hang ed. (ECN-DAB01214)[...]

  • Page 38

    2 MZ-E501 How to distinguish the sets P ar ts code of printed wir ing board are changed. Before c hange After change Part No. Description 1-681-868-12 MAIN BORD Part No. Description 1-681-868-11 MAIN BORD Location of par ts code on changed printed wiring board. MAIN BOARD (SIDE B) Before change: 1-681-868-11 After change: 1-681-868-12[...]

  • Page 39

    3 3 MZ-E501 2-1. BLOCK DIA GRAM SECTION 2 DIA GRAMS SI0 SCK0 S00 XCS NV 217 12 160 161 9 3 194 195 221 XRF RST PDS1 XCS NV SI0 SCK0 S00 XTEST PD S0 S MON SSB CLK SSB DATA VREF MON OFTRK MUTE XHP STB BEEP 142 RMC DTCK 167 OPR LED R PWM 163 OPR LED G PWM 224 XAVLS 13 SET KEY 1 17 WK DET 227 HOLD SW 20 RMC KEY VC PWM 164 165 VL PWM 86 FS4 235 SLEEP 23[...]

  • Page 40

    4 4 MZ-E501 2-2. PRINTED WIRING BO ARD – MAIN SECTION (SIDE A) – 12 A B C D E F G H I 3456789 1 0 1 1 1 2 1 3 1 4 1-681-868- 12 (12) IC 501 IC 601 IC 301 IC 901 15 6 7 10 12 13 15 18 19 24 C301 S806 GROUP S804 VOL- S808 HOLD OFF ON S805 VOL+ S801 S803 S802 DRY BA TTERY SIZE "AA" (IEC DESIGNA TION LR6) 1PC, 1.5V (INFO) E CSP (Chip Size[...]

  • Page 41

    5 5 MZ-E501 2-3. PRINTED WIRING BO ARD – MAIN SECTION (SIDE B) – IC 551 IC 903 IC 801 J301 COM R L S809 (OPEN/CLOSE DETECT SWITCH) TO MOTOR FLEXIBLE BOARD (M901 : SPINDLE MOTOR) (M902 : SLED MOTOR) MAIN BOARD (SIDE B) RECHARGEABLE BA TTERY NC-6WM 1PC, 1.2V 600mAh RGND R-KEY R-DATA RVDD TO PICK-UP OPTICAL BLOCK (LCX-4E) 1-681-868- 5 4 3 1 12 (12[...]

  • Page 42

    6 6 MZ-E501 2-4. SCHEMA TIC DIA GRAM – MAIN SECTION (1/3) – Note on Schematic Dia gram • All capacitors are in µ F unless otherwise noted. pF: µµ F 50 WV or less are not indicated e xcept f or electrolytics and tantalums. • All resistors are in Ω and 1 / 4 W or less unless otherwise specified. • f : internal component. • : B+ Line.[...]

  • Page 43

    7 7 MZ-E501 2-5. SCHEMA TIC DIA GRAM – MAIN SECTION (2/3) – Note on Schematic Diagram • All capacitors are in µ F unless otherwise noted. pF: µµ F 50 WV or less are not indicated except f or electrolytics and tantalums. • All resistors are in Ω and 1 / 4 W or less unless otherwise specified. • : B+ Line. • P ower v oltage is dc 1.5[...]

  • Page 44

    8 8 MZ-E501 2-6. SCHEMA TIC DIA GRAM – MAIN SECTION (3/3) – Note on Schematic Diagram • All capacitors are in µ F unless otherwise noted. pF: µµ F 50 WV or less are not indicated except f or electrolytics and tantalums. • All resistors are in Ω and 1 / 4 W or less unless otherwise specified. • C : panel designation. • : B+ Line. ?[...]

  • Page 45

    9 MZ-E501 6-7. IC BLOCK DIA GRAMS 56 55 42 41 40 CPUO W1 V1 U1 PWM OE 7 VM1 RO1 8 FO1 9 10 VM12 PGND1 11 RO2 12 PGND2 13 FO2 CPAIP CPAIM CPBIP CPBIM CPAO CPB0 VM3 RO3 FO3 VM34 PGND3 RO4 PGND4 FO4 14 15 16 17 18 19 20 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 1 2 3 4 5 6 54 53 52 51 50 49 48 47 46 45 44 43 VM4 R14 F14 R13 F13 VG VC GN[...]

  • Page 46

    10 MZ-E501 56 55 42 41 40 VLON XWK1 XWK2 XWK3 XWK4 VSTV 7 VRMC GND 8 VL VLO 9 10 VL 11 L2 12 PGND2 13 PGND2 VIF VA VAFB VDFB VIFFB GND VC VCO VCOUT L1 VC NC PGND1 PGND1 14 15 16 17 18 19 20 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 1 2 3 4 5 6 54 53 52 51 50 49 48 47 46 45 44 43 L1 RF1 INM1 DTC1 DTC2 RF2 INM2 PWM1 PWM2 VG LG PGND2 L2[...]

  • Page 47

    11 MZ-E501 6-8. IC PIN FUNCTION DESCRIPTION • IC501 SN761057DBT (RF AMP , FOCUS/TRACKING ERR OR AMP) Pin No . Pin Name I/O Description 1 TE O T racking error signal output to the system controller (IC601) 2 REXT I Connect terminal to the external resistor for ADIP amp control 3 WPPLPF I Connect terminal to the external capacitor for TPP/WPP low-p[...]

  • Page 48

    12 MZ-E501 • IC601 CXD2671-207GA (SYSTEM CONTROL) Pin No . Pin Name I/O Description 1 OPR_LED_G_H O High intensity green LED control (open) 2 OPR_LED_G_L O Low intensity green LED control (open) 3 XTEST I Input terminal for the test mode detection 5 OPR_LED_R_L O Low intensity red LED control (open) 6 MCUVDD0 — Power supply (for microcomputer b[...]

  • Page 49

    13 MZ-E501 Pin No . Pin Name I/O Description 47 FE I F ocus error signal input 48 A UX1 I Support signal input (A/D input) 49 VC I Middle point voltage input 50 ADIO O Not used (open) 51 ADR T I A/D con verter the upper limit v oltage input 52 A VD2 — A VDD 53 AV S 2 — AV S S 54 ADRB I A/D con verter the lo wer limit voltage input 55 SE I Sled [...]

  • Page 50

    14 MZ-E501 Pin No . Pin Name I/O Description 91 DSPVDD2 — Power supply (for DSP block) 92 DSPVSS1 — Ground (for DSP block) 93 SPCU I Brushless spindle motor driv e comparison signal input (U) 94 SPCV I Brushless spindle motor driv e comparison signal input (V) 95 SPCW I Brushless spindle motor drive comparison signal input (W) 96 SRDR/SL1F O Sl[...]

  • Page 51

    15 MZ-E501 Pin No . Pin Name I/O Description 156, 157 TEST1, TEST0 I T erminal 1, 0 for the main test 158 EV A I EV A/FLASH chip discrimination terminal 159 OPR LED O Operation LED control (Not used in this set) 160 SSB D A T A I/O Input/output of SSB serial data 161 SSB CLK — SSB serial clock 162 MCUVSS0 — Ground (for the microcomputer block) [...]

  • Page 52

    16 MZ-E501 Pin No . Pin Name I/O Description 210 TSB SL V CHK I TSB slav e check 211 K-T AI_MON I Not used (open) 213 MCUVSS1 — Ground (for the microcomputer block) 214 CA V CL V SW O Not used (open) 215 XOPT CTL O Not used (open) 216 CS R TC O Not used (open) 217 OFTRK I Off track signal input 218 MUTE O Analog mute “ H ” : muting ON 219 XCS[...]

  • Page 53

    Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 17 SECTION 2 ELECTRICAL P AR TS LIST NOTE: • Due to standardization, replacements in the parts list may be different from the parts specified in the diagrams or the components used on the set. • -XX, -X mean standardized parts, so they may hav e some difference from the[...]

  • Page 54

    Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 18 MZ-E501 MAIN @Replacement of IC601 used in this set requires a special tool. C954 1-107-820-11 CERAMIC CHIP 0.1uF 16V C955 1-107-820-11 CERAMIC CHIP 0.1uF 16V C956 1-107-820-11 CERAMIC CHIP 0.1uF 16V C963 1-107-820-11 CERAMIC CHIP 0.1uF 16V < CONNECTOR > * CN501 1-[...]

  • Page 55

    Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 19 MZ-E501 MAIN < COMPOSITION CIRCUIT BLOCK > RB301 1-233-970-11 RES, NETWORK (CHIP TYPE) 33K RB302 1-233-966-11 RES, NETWORK (CHIP TYPE) 6.8K RB551 1-233-959-11 RES, NETWORK (CHIP TYPE) 470 RB552 1-233-973-11 RES, NETWORK (CHIP TYPE) 100K RB553 1-233-967-11 RES, NETW[...]

  • Page 56

    MZ-E501 REVISION HIST OR Y Clicking the ver sion allows you to jump to the re vised page. Also, clicking the v ersion at the upper right on the revised page allo ws you to jump to the next re vised page. V er . Date Description of Revision 1.2 2001.12 Supplement-1:Change of board (1-681-868-1 1 → 1-681-868-12) Correction of IC pin function descri[...]