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Pioneer CRT3452 Service Manual

Audio system dvd/cd compatible changer. lexus lx470, land cruiser 100
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LAND CRUISER 100
AUDIO SYSTEM
DVD/CD COMPATIBLE
CHANGER
VEHICLE
DESTINATION
LEXUS LX470,
U.S.A., CANADA, GUAM,
LAND CRUISER
PUERTO RICO, BRAZIL
100
Manufactured for TOYOTA
by PIONEER CORPORATION
LX470
PRODUCED
OEM PARTS No.
AFTER
May 2005
86270-60114
ORDER NO.
CRT3452
ID No.
PIONEER MODEL No.
XDV-M8357ZT/UC,
•••••
XDV-M8357ZT-91/UC
CRT3452
PUB.NO.

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  • Page 1 CRT3452 LX470 LAND CRUISER 100 AUDIO SYSTEM DVD/CD COMPATIBLE CHANGER PRODUCED VEHICLE DESTINATION OEM PARTS No. ID No. PIONEER MODEL No. AFTER LEXUS LX470, U.S.A., CANADA, GUAM, XDV-M8357ZT/UC, May 2005 86270-60114 ••••• LAND CRUISER XDV-M8357ZT-91/UC PUERTO RICO, BRAZIL Manufactured for TOYOTA CRT3452 PUB.NO.
  • Page 2 Notes CD-Rs may not be playable in this compact disc player. This service manual should be used together with the following manual(s): Model No. Order No. Mech. Module Remarks CX-692 CRT2533 MM-1 DVD/CD Mech. Unit : Circuit Description, Mech. Description, Disassembly XDV-M8357ZT/UC and XDV-M8357ZT-91/UC have adopted AVC-LAN.

  • Page 3: Safety Information

    SAFETY INFORMATION CAUTION This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty.
  • Page 4 [Important Check Points for Good Servicing] In this manual, procedures that must be performed during repairs are marked with the below symbol. Please be sure to confirm and follow these procedures. 1. Product safety Please conform to product regulations (such as safety and radiation regulations), and maintain a safe servicing environment by following the safety instructions described in this manual.

  • Page 5: Table Of Contents

    CONTENTS SAFETY INFORMATION............................3 1. SPECIFICATIONS .............................6 2. EXPLODED VIEWS AND PARTS LIST......................8 2.1 EXTERIOR ..............................8 2.2 DVD/CD MECHANISM UNIT........................10 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..................12 3.1 BLOCK DIAGRAM............................12 3.2 DVD/CD MECHANISM UNIT, MAIN PCB(SERVO SECTION)(GUIDE PAGE) .........16 3.3 MAIN PCB(DECODER SECTION)(GUIDE PAGE)...................26 3.4 EXTENSION UNIT............................32 3.5 KEYBOARD PCB .............................38 3.6 MF UNIT ..............................39...

  • Page 6: Specifications

    1. SPECIFICATIONS General Player System ........DVD-Video, Video CD, Weight ..............2660 g Compact disc audio system Video Usable discs ..DVD-Video, Video CD, Compact disc Signal format Output level ......1000 mVp-p±0.2 V/75 Ω 1.Linear PCM ....Sampling frequency: 44.1/48/96 kHz Number of quantization bits: 16/20/24;...
  • Page 7 XDV-M8357ZT/UC...

  • Page 8: Exploded Views And Parts List

    2. EXPLODED VIEWS AND PARTS LIST OTES : • Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List. • The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation.
  • Page 9 EXTERIOR SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Cord CDE6446 Screw BSZ30P055FTC Screw(M2x4) CBA1676 Terminal(CN3810) CKF1064 Screw(M3x12) CBA1819 Terminal(CN3811) CKF1064 Screw(M2x3.5) CBA1966 Terminal(CN3812) CKF1064 Spring CBH2335 Terminal(CN3813) CKF1064 Connector(CN3951) CKS1953 Connector CDE6302 Cord Assy CDE6983 Connector(CN3891) CKS2191...

  • Page 10: Dvd/Cd Mechanism Unit

    2.2 DVD/CD MECHANISM UNIT XDV-M8357ZT/UC...
  • Page 11 DVD/CD MECHANISM UNIT SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Bearing CNR1415 Screw(M2x4) CBA1026 Rail CNV4420 Screw(M2x2.5) CBA1651 Lever CNV4422 Screw(M2x2.5) CBA1041 Guide CNV4597 Screw(M2x3.5) CBA1674 Guide CNV4722 Screw(M2x3) CBA1154 Rack CNV4828 Screw(M2x2) CBA1243 Guide CNV5193 Screw(M2x1.4)

  • Page 12: Block Diagram And Schematic Diagram

    3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM MAIN PCB 27MMC DSPCLK Q103 CN101 Q104 RFO 28 CDBCK 78LD BCK 109 DXTKI LDO1 LRCK 110 CDLRCK CDBCK 78MPD XI 73 CDDATA IC105 ADATAO MDI1 CKCD FEO 21 B1I-B4I IC103 IPF 6 NJM3404AM C2F1...
  • Page 13 CN1600 DIGOUT AODAI 64 DSPCLK IC1504 DAC5V HA178L05UA REF4V CDBCK BCK 109 CDBCK CDBCK LRCK 110 CDLRCK Q1500 Q1503 CDLRCK CDLR F1500 CDDATA CDDATA ANACOMP 45 COMPOUT ADATAO CDDATA CTF1515 SD0-SD7 BCKA LRCKA DATA0 IC1500 IC1501 IC1503 IC705 IC1200 PE8001A1 MC33202D NJM2068MD SA6 85...
  • Page 14 EXTENSION UNIT VIDEO CIRCUIT IC3301 COAXIAL CABLE NJM2235V CN3801 CN3961 IC3311 CN3301 CN3302 NJM2267V COMP COMPOUT COMPO+ COMPI+ COMPIN DIGO AUDIO CIRCUIT DIGO IC3101 IC3131 NJM2068MD TC74HC4066AF REF4V Q3151 4VREF 9V REGULATOR SYS MUTE Q3155 Q3153 Q3201 IC3821 MUTE XAMUTE BA00AST VDCONT Q3821...
  • Page 15 XDV-M8357ZT/UC...

  • Page 16: Dvd/Cd Mechanism Unit, Main Pcb(Servo Section)(Guide Page)

    3.2 DVD/CD MECHANISM UNIT, MAIN PCB(SERVO SECTION)(GUIDE PAGE) Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST". Large size SCH diagram R(DVD) Guide page Detailed page R(DVD) R(DVD) R(CD) RF AMP R(CD) SERVO DSP...
  • Page 17 MAIN PCB(SERVO SECTION) RF EQUALIZER F.ACT DRIVE F.ACT DRIVE SPDL DRIVE SPDL DRIVE AUDIO T.ACT DRIVE T.ACT DRIVE AUDIO(ANALOG) SIGNAL AUDIO(ANALOG) SIGNAL ROM DATA SIGNAL ROM DATA SIGNAL CRG DRIVE CRG DRIVE R(DVD) & LCD DRIVE AUDIO SERVO DSP F JUMP AUDIO DRAM ASIC...
  • Page 18 XDV-M8357ZT/UC...
  • Page 19 A B C D XDV-M8357ZT/UC...
  • Page 20 XDV-M8357ZT/UC...
  • Page 21 XDV-M8357ZT/UC...
  • Page 22 Note:1. The encircled numbers denote measuring pointes in the circuit diagram. 2. Reference voltage - Waveforms VR21:2.1V 1 CH1:TEI 1 CH1:TEI 1V/div. 1V/div. 1V/div. 2ms/div. 2ms/div. 2ms/div. 2 CH2:T- 2 CH2:T- T- T 2 CH2:T- 2V/div. 2V/div. 2V/div. DVD:32 tracks jump CD:32 tracks jump DVD:1 track jump ch1 VR21 →...
  • Page 23 5 CH1:FEI 3 CH1:F- 5 CH1:FEI 1V/div. 500mV/div. v. v 500mV/div. v. v 10ms/div. 500ms/div. 7 CH2:SBAD(TP407) 500mV/div. v. v 4 CH2:EC(TP308) 7 CH2:SBAD(TP407) 500mV/div. v. v 1V/div. CD:focus close CD:focus close DVD:focus close ch1 VR21 → ch1 VR21 → ch2 VR21 →...
  • Page 24 5 CH1:FEI 1 CH1:TEI 1 CH1:TEI 200mV/div. 200mV/div. 200mV/div. 1ms/div. 1ms/div. 1ms/div. 3 CH2:F- 2 CH2:T- 2 CH2:T- 1V/div. 1V/div. 1V/div. CD:during playback FEI waveform DVD:during playback TEI waveform CD:during playback TEI waveform ch1 VR21 → ch1 VR21 → ch1 VR21 → ch2 VR21 →...
  • Page 25 * IC1201 pin 45 200mV/div. 10µs/div. Composite signal output ch1 GND → XDV-M8357ZT/UC...

  • Page 26: Main Pcb(Decoder Section)(Guide Page)

    3.3 MAIN PCB(DECODER SECTION)(GUIDE PAGE) MPEG DECODER (PROGRAM) XDV-M8357ZT/UC...
  • Page 27 MAIN PCB(DECODER SECTION) CN3961 VIDEO VIDEO VIDEO CN3951 Main Unit Consists of Main PCB Keyboard PCB ROM DATA SIGNAL ROM DATA SIGNAL VIDEO VIDEO SIGNAL(COMPOSITE) VIDEO SIGNAL(COMPOSITE) AUDIO SIGNAL AUDIO SIGNAL AU(D) AUDIO SIGNAL(DIGITAL) AUDIO SIGNAL(DIGITAL) XDV-M8357ZT/UC...
  • Page 28 XDV-M8357ZT/UC...
  • Page 29 VIDEO XDV-M8357ZT/UC...
  • Page 30 XDV-M8357ZT/UC...
  • Page 31 VIDEO XDV-M8357ZT/UC...

  • Page 32: Extension Unit

    3.4 EXTENSION UNIT CABLE CN1600 SYSTEM CONTROL > 1.5A > 1.5A CN1601 DDC2(2.6V) DDC5(5V), DDC3(3.3V) POWER SUPPLY FOR AUDIO AND VIDEO The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation.
  • Page 33 EXTENSION UNIT CABLE B.SENSE, A.SENSE RESET VDD(5V) CN2901 POWER SUPPLY FOR MECHANISM POWER SUPPLY FOR FAN CXM1195 XDV-M8357ZT/UC...
  • Page 34 XDV-M8357ZT/UC...
  • Page 35 XDV-M8357ZT/UC...
  • Page 36 XDV-M8357ZT/UC...
  • Page 37 XDV-M8357ZT/UC...

  • Page 38: Keyboard Pcb

    3.5 KEYBOARD PCB CN2903 KEYBOARD PCB EJECT CLOSE Main Unit Consists of Main PCB Keyboard PCB XDV-M8357ZT/UC...

  • Page 39: Mf Unit

    3.6 MF UNIT MF UNIT CN2000 Maintenance of BSR Filter of +B ERA15-02VH CN3802 Maintenance of VDD CN2902 Earth Plate XDV-M8357ZT/UC...

  • Page 40: Pcb Connection Diagram

    4. PCB CONNECTION DIAGRAM 4.1 MAIN PCB NOTE FOR PCB DIAGRAMS MAIN PCB 1.The parts mounted on this PCB include all necessary parts for several destination. For further information for respective destinations, be sure to check with the schematic dia- gram.
  • Page 41 SIDE A XDV-M8357ZT/UC...
  • Page 42 MAIN PCB M3 SPDL MOTOR CN3951 CN3961 TC1000 DSPCLK XDV-M8357ZT/UC...
  • Page 43 SIDE B OTOR PU UNIT M4 ELV MOTOR CN301 TP210 XDV-M8357ZT/UC...

  • Page 44: Extension Unit

    4.2 EXTENSION UNIT EXTENSION UNIT CN2901 CN1600 CORD ASSY XDV-M8357ZT/UC...
  • Page 45 SIDE A CN1601 XDV-M8357ZT/UC...
  • Page 46 EXTENSION UNIT XDV-M8357ZT/UC...
  • Page 47 SIDE B XDV-M8357ZT/UC...

  • Page 48: Keyboard Pcb

    4.3 KEYBOARD PCB SIDE B KEYBOARD PCB SIDE A KEYBOARD PCB CLOSE EJECT CN2903 XDV-M8357ZT/UC...

  • Page 49: Mf Unit

    4.4 MF UNIT MF UNIT MF UNIT SIDE A SIDE B XDV-M8357ZT/UC...

  • Page 50: Dvd/Cd Mechanism Unit

    4.5 DVD/CD MECHANISM UNIT PCB UNIT(A) PCB UNIT(A) SIDE A SIDE B D851 XDV-M8357ZT/UC...
  • Page 51 PCB UNIT(B) SIDE A PCB UNIT(B) SIDE B CN310 EPVO EREF XDV-M8357ZT/UC...
  • Page 52 CN302 PCB(A) Q851 CARRIAGE XDV-M8357ZT/UC...
  • Page 53 PCB(B) TRAY XDV-M8357ZT/UC...

  • Page 54: Electrical Parts List

    5. ELECTRICAL PARTS LIST NOTE: Parts whose parts numbers are omitted are subject to being not supplied. • The part numbers shown below indicate chip components. • Chip Resistor RS1/_S___J,RS1/__S___J Chip Capacitor (except for CQS..) CKS.., CCS.., CSZS..The > mark found on some component parts indicates the importance of the safety factor of the part. •...
  • Page 55 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. IC 1201 (A,85,80) IC MB86373BPFV-G-BI L 1004 (B,80,87) Inductor CTF1473 IC 1202 (A,90,54) IC TC74VHC541FTS1 L 1005 (B,62,55) Inductor CTF1473 IC 1203 (A,83,54) IC TC74VHCT08AFTS1 L 1007 (B,54,86) Inductor CTF1473 IC 1204 (A,77,54) IC...
  • Page 56 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. TC1000 (B,90,100) Trimmer Condenser CCL1053 R 170 (A,23,71) RS1/8S100J X 501 (A,41,31) Radiator 10.00MHz CSS1428 R 171 (A,26,71) RS1/8S120J R 172 (A,27,62) RS1/16S470J X 1000 (B,47,74) CSS1470 R 201 (A,50,50) RS1/16S0R0J Radiator 20.00MHz...
  • Page 57 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 345 (B,34,88) RS1/16S1002D R 443 (A,37,89) RS1/16S622J R 346 (B,34,84) RS1/16S1002D R 448 (A,35,42) RS1/16S221J R 348 (B,33,97) RS1/16S1202D R 450 (A,36,42) RS1/16S103J R 349 (B,32,95) RS1/16S1202D R 501 (B,56,16) RS1/16S3902D...
  • Page 58 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 709 (A,56,29) RS1/16S0R0J R 1035 (B,71,85) RS1/16SS473J R 710 (A,53,26) RS1/16S102J R 1036 (B,73,86) RS1/16SS473J R 712 (A,93,10) RS1/16S103J R 1038 (B,64,89) RS1/16SS473J R 713 (A,92,37) RS1/16S220J R 1039 (B,66,87) RS1/16SS473J...
  • Page 59 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. C 105 (B,38,68) CKSRYB103K50 C 212 (A,50,40) CKSQYB105K16 C 106 (A,23,42) CEVW220M6R3 C 213 (A,49,35) CCSRCH180J50 C 107 (A,20,39) CKSRYB103K50 C 214 (A,52,42) CKSRYB102K50 C 108 (B,30,75) CKSRYB103K50 C 220 (B,67,26) CKSRYB102K50...
  • Page 60 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. C 425 (B,21,32) CSZSR100M16 C 1000 (B,76,59) CKSSYB104K10 C 426 (B,44,30) CKSSYB104K10 C 1001 (A,77,46) CEVW101M6R3 C 427 (B,34,24) CKSSYB104K10 C 1002 (B,83,51) CKSSYB104K10 C 428 (B,38,24) CKSSYB104K10 C 1003 (B,82,48) CKSYB106K6R3...
  • Page 61 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. C 1219 (A,90,100) CEVW470M4 Unit Number:CWX3198 C 1220 (A,77,63) CKSSYB104K10 C 1221 (A,78,100) CKSSYB104K10 Unit Name:Extension Unit C 1222 (A,74,97) CKSSYB104K10 C 1223 (A,85,113) 68µF/6.3V CCH1385 MISCELLANEOUS C 1224 (A,73,99) CKSQYB105K16 IC 3101...
  • Page 62 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. L 3301 (A,161,15) Inductor CTF1473 R 3327 (B,146,14) RS1/16S105J R 3602 (A,182,31) RS1/16S683J L 3801 (A,19,42) Inductor CTF1473 L 3851 (A,136,26) Coil CTH1238 R 3603 (A,179,29) RS1/16S104J L 3853 (A,125,34) Coil CTH1238 R 3605...
  • Page 63 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 3853 (B,144,36) RS1/16S2702D C 3143 (A,47,15) CEVWNP4R7M16 R 3854 (B,147,31) RS1/16S151J C 3144 (A,45,20) CEVWNP4R7M16 C 3201 (B,41,28) CKSRYB102K50 R 3855 (B,148,28) RS1/16S4702D C 3301 (A,149,9) CEVW4R7M35 R 3856 (B,144,35) RS1/16S1602D...
  • Page 64 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. C 3869 (B,144,31) CKSRYB105K6R3 Motor Unit(TRAY) CXC1541 C 3870 (A,15,51) CKSRYB473K25 C 3871 (A,147,43) CKSYB105K16 Miscellaneous Parts List C 3872 (A,152,46) 100µF/4V CCH1400 Fan Motor CXM1195 C 3873 (B,149,33) CKSRYB473K16 PU Unit...

  • Page 65: Adjustment

    6. ADJUSTMENT 6.1 JIG CONNECTION DIAGRAM DC Regulated +14.4V +14.4V Power Supply 1. +B 11. GND 2. NTSO 12. NC 3. SG 13. NC 4. SGND 14. NC 5. CDL+ 15. CDL- 6. CDR+ 16. CDR- 7. NC 17. SGND 8.
  • Page 66 - Connection Diagram EMV SYSTEM MODEL(/UC) KEX-M9137ZT-02/UC(Pioneer AMP) KEX-M9737ZT-02/UC(Mraklevinson AMP) GEX-M8087XMZT/XU/UC TUNER EMV(DENSO) GGD1398 GGD1348 Bullet connector (To DC Regulated Power Supply) GM-9027ZT-02/E Bullet connector Marklevinson AMP (To DC Regulated Power Supply) NAVI ECU(DENSO) GGD1240 Bullet connector GGD1169 SP Line...

  • Page 67: Main Unit Adjustment

    6.2 MAIN UNIT ADJUSTMENT - Connection Diagram MAIN PCB(SIDE B) DC V Meter TC201 IC702 TC1000 IC1200 DSPCLK Frequency Counter Setting state : Normal Mode, Without magazine Item Adjustment Adjustment Symptoms at incomplete point Method adjustment Frequency Counter :16.934400MHz ± 80Hz An image turns from a colored 16MHz Master Clock TC1000 one to a monochromatic one.

  • Page 68: Skew Adjustment

    6.3 SKEW ADJUSTMENT - If skew adjustment is necessary: 1) Replace the pickup unit by a new one. 2) Replace the spindle motor by a new one. 3) Replace the CRG chassis by a new one. 4) Replace the main shaft of the pickup unit by a new one. 5) Replace the sub shaft of the pickup unit by a new one.
  • Page 69 4) Turn on the power in the test mode (F. Offset adjustment is found) and move the pickup to the vicinity of the center of the disc. 5) Turn on the DVD LD and perform Focus Close. 6) Automatically adjust Tracking Balance and perform Tracking Close. 7) Observing RF waveform levels of an oscilloscope, slightly turn skew adjusting screw A and adjust the oscilloscope so that the levels can be maximized.

  • Page 70: Elevation Adjustment

    6.4 ELEVATION ADJUSTMENT - This adjustment shall be performed when an error code 84 is displayed for an elevation error. • Precautions This mechanism unit uses a slide variable resistor to detect the height of the stage. To absorb misalignment of the stage height due to unevenness of the DVD/CD mechanism unit and main unit, the adjustment for each mechanism unit needs to be performed using semi-fixed resistors.
  • Page 71 3. Move to the ELV/tray selection mode and press DISC key to select the ELV mode. Display on head unit ↓ ELV/Tray select mode 7 0 4 1 0 0 0 0 ↓ Key DISC ↓ Tray 0 0 0 0 0 0 0 1 Tray select ↓...
  • Page 72 9. Operation check Terminate the test mode. Place the mechanism unit horizontally (set the main unit to the drop side). At this time, take care of short-circuiting of the PCB. 10. Check the height of the stage. Press the DISC ± key to select DISC 4. Check that the stopper bend of the clamping lever is fitted in the groove of the frame stopper section.
  • Page 73 Stopper bend of the clamp lever. Dislocated toward the first DVD. Fig. 3 Adjust the insertion gate of magazine to the fourth scale. Fig. 2 Engaged in the center and pressed downward. Fig. 4 Dislocated toward the sixth DVD. Fig. 5 XDV-M8357ZT/UC...

  • Page 74: Test Mode

    6.5 TEST MODE 1) Precautions on Adjustment 2) Test Mode • Because this equipment uses a single voltage (+5 V) Because this machine is adjusted by combining a in the regulator, the reference voltage of a signal is pet unit, each adjustment key operation is also not GND, but is REFO (VR21, VR25, PREF).
  • Page 75 Test mode operation flow Test mode IN Normal Test contents execute : DISC key press mode Key operation for FX-MG8606ZT/UC Press the DISC key three times while Test contents select : TRACK UP/DOWN pressing the 1 key and 6 key. Diagnosis Test contents mode...
  • Page 76 Test Mode IN, Stage 0 - Outline [Test Mode IN] • [Test Mode IN] is a procedure for entering the DVD changer in the test mode. • Once the DVD changer has exited from the test mode, restart the test mode from [Test Mode IN] [Stage 0] •...
  • Page 77 Stage 1 - Outline [Stage 1] displays an application program version number and measures (DVD) an error rate. From - Operation Flow of [Stage 1] Stage 2 Only the tray in which a Stage 3 After the [10030000] magazine has disc is inserted can be selected been ejected, the test mode cannot be Stage 4 and...
  • Page 78 Stage 2 Outline [Stage 2] sets and selects a disc type and test mode. ∗∗ When executing [20400000] and performing the mechanical-unit controller test Operation Flow of [Stage 2] mode of [Stage 7], be sure to remove all the From trays from the magazine and use a magazine Stage 3, in which no tray is inserted.
  • Page 79 Stage 3 Outline [Stage 3] is used for measuring a servo system. (LD ON to focal close) Operation Flow of [Stage 3] From Stage 2 LD which turns on for [30130000] Select an LD (laser diode) which matches Servo a disc type selected for [Stage 2] Initialization [20070000].
  • Page 80 Stage 4 Outline [Stage 4] is used for measuring a servo system. (Tracking close) Operation Flow of [Stage 4] ∗∗ Be sure to execute the [40800000] TB [40100000] and [40110000] move while the execution key (DISC key) is (tracking balance) automatic adjustment. From Stage 3 being pressed.
  • Page 81 Stage 5 Outline [Stage 5] is used for measuring a servo system. Operation Flow of [Stage 5] ∗∗ Be sure to execute [50250000], [50260000] and [50270000]. If they are not executed, a servo system is not stable, and [50180000] and [50190000] may not be able to be executed normally. The execution procedure is [5025] to [5027] to [5026] to [5025].
  • Page 82 Contents of Test Command Test name Test contents Test contents selection item Return value number setting Execute test contents: Press the DISC key. Selection switching: Pressing the Return to command number display: TRACK UP/DOWN key Re-press the DISC key. 50110000 Carriage move to Moves the carriage to the inner 52110000 inner circumference circumference side.
  • Page 83 Stage 6 Outline [Stage 6] is used for checking the ELV (elevation)/tray operation of a mechanical unit. Operation Flow of [Stage 6] ∗∗ When performing the trest mode Stage 6 , be sure to all the trays in the magazine and usea magazine in which no tray is inserted.
  • Page 84 TEST MODE APPENDED TABLE - [X0240000]Return Value Table of Automatic Adjustment Values. <Normal Values after Replay> For DVD For CD 65 : F offset adjustment value 43 : T offset adjustment value "0" [00654321] 21 : F. BAL adjustment value 65 : F.
  • Page 85 XDV-M8357ZT/UC...
  • Page 86 XDV-M8357ZT/UC...
  • Page 87 XDV-M8357ZT/UC...
  • Page 88 XDV-M8357ZT/UC...
  • Page 89 - Explanation of Display Contents by Item (1) Address display This item displays the address which is being traced currently. ******* ID display (8 hexadecimal digits) CD/VCD 0000**** A-TIME (minutes and seconds) 00000000 Fixed (2) Receiving code R: ** ** ** This item displays the command transferred from the BUS microcomputer to the system controller.
  • Page 90 (9) Command history to mechanical-unit microcomputer MCT : ** ** ** ** This item displays past commands from ** ** ** ** left to right and from up to down. Commands Communication Start Stop Seek Read Pause Fast Forward Reverse Disc Replacement Get Address Get Power Startup State...
  • Page 91 (17) Disc judgment(System microcomputer) MM : *** Disc not decided No disc Disc of type not fixed No match etc. CD (format not decided) CD partial disc CD combined disc DVD (format not decided) DVD (Region not decided) DVD (Disc which cannot be played back due to a region error) For DVD For CD-DA For CD-ROM...

  • Page 92: General Information

    7. GENERAL INFORMATION 7.1 DIAGNOSIS 7.1.1 DISASSEMBLY Note: When disassembling a product, be sure to set the PU unit short circuit switch to the short circuit direction. The vertical and horizontal specifications of a product are switched by switching the spring hooking position using an arm.
  • Page 93 Removing the Rear Frame Unit (Fig.3) Remove the two screws. Pull out the Rear Frame Unit in the arrow indicated direction. Rear Frame Unit Fig.3 Removing the Extension Unit (Fig.4) Shield Remove the two screws and then remove the Shield. Remove the screw.
  • Page 94 Precautions when making servicing works 1) Since the upper surface of the arrowed magazine slot DVD/CD Mechanism Unit in the DVD/CD mechanism unit can be deformed comparatively easily, do not hold this section when making servicing work. (Refer to Fig. 6) 2) The stage mechanism projects downward beyond the low end of the chassis when it is reset.

  • Page 95: Connector Function Description

    7.1.2 CONNECTOR FUNCTION DESCRIPTION Notes CD-Rs may not be playable in this compact disc player. 1. +B 11. GND 2. NTSO 12. NC 3. SG 13. NC 4. SGND 14. NC 5. CDL+ 15. CDL- 6. CDR+ 16. CDR- 7. NC 17.
  • Page 96 7.2 IC MC33202D LC89170MP PD3411A TC74VHCT08AFTS1 MSM5117800F-60JS PD4995A TC74VHC00FTS1 TC74LCX245FTS1 TC7SET08FUS1 TC7SET04FUS1 TC74VHC139FT LC89513KP TC7SH08FUS1 M5M51008DKV-70HI CY2292SI-1A0 PE5272A TC9461F PD6531A MSM56V16160DP-10TS LC35256FT-70U TC7SH32FUS1 PD6520A MB86373BPFV-G-BI PEG114A MAX662AESA TC74VHC541FTS1 MC33202D *MSM5117800F-60JS A0~A9,A10R :Address input :Row address strobe :Column address strobe DQ1~DQ8 :Data input/output :Output enable :Write enable...
  • Page 97 - Pin Functions (TC9461F) Pin No. Pin Name Function and Operation Bit clock (1.4122MHz) output AOUT Audio data output terminal DOUT Digital out output terminal MBOV Buffer memory over signal output terminal Augment flag output terminal SBOK CRCC decision result output terminal of subcode Q data CLCK Clock output/input terminal for subcode P-W data reading Positive power supply terminal...
  • Page 98 Pin No. Pin Name Function and Operation dmout A terminal for setting the mode to output binary PWM for a feed equalizer from I/O terminals 0 and 1, and binary PWM for disc equalizer from I/O terminal 2 and 3 ckse X'tal select terminal dact...
  • Page 99 - Pin Functions (PEG114A) Pin No. Pin Name Format Function and Operation RFSCD TA1254AF serial data RFSCB TA1254AF bit clock LCDBIAS Liquid crystal temperature augment output LCDTLT Liquid crystal tilt augmenter control output LDCONT LD ON/OFF control output VRCK deviding ON/OFF FG pulse input BYTE Connect to VCC...
  • Page 100 Pin No. Pin Name Format Function and Operation OPEN Open SEEKT SEEK time monitor output Motor driver control output Motor driver control output Motor driver control output HOME Home position detection output VDCONT VD control output SPCONT Spindle control output DCONT Driver power ON output XSYSRST...
  • Page 101 - Pin Functions (PD4995A) Pin No. Pin Name Function and Operation Digital circuit GND Not used DXTLI 27MHz crystal connection terminal which oscillates reference clock signals of the spindle and PLL DXTLO Not used BUNRI Separation test control terminal for internal RAM TSTSTB Test mode setting input PC2/STB...
  • Page 102 Pin No. Pin Name Function and Operation 102,103 XIRQ10,11 Interrupt request for the main CPU Digital circuit power supply 105,106 Digital circuit GND CKCD Master clock of audio I/F block DIFOUT Digital audio output Bit clock output to DAC LRCK LRCK signal output to DAC ADATAO Serial data output to DAC...
  • Page 103 Pin No. Pin Name Function and Operation Digital circuit GND XRESET Terminal for initializing the entire LSI system AGND GND for A/D converter Not used Not used AGND GND for A/D converter Analog RF signal input terminal to A/D converter Not used Reference voltage input terminal for A/D converter Not used...
  • Page 104 *M5M51008DKV-70HI *PD6531A *PD6520A BYTE DQ15/A-1 DQ14 DQ13 DQ0-DQ15 :Data input/output :Address input A0-A18,A-1 39 DQ12 :Ready/busy output RY/BY :8bit,16bit mode select 38 DQ4 BYTE :Output enable RESET 37 VCC :Write enable DQ11 :Chip enable A0~A16 :Address input RESET :Reset DQ1~DQ8 :Data input/output RY/BY DQ10...
  • Page 105 - Pin Functions (PD3411A) Pin No. Pin Name Function and Operation PB14 MY-Chip interruption #1 PB15 AV Chip interruption #0 4-11 AD0-7 Data bus 13,14 AD8,9 Data bus Power supply terminal 16-21 AD10-15 Data bus 23-30 A0-7 Address bus 32-39 A8-15 Address bus 41,42...
  • Page 106 Pin No. Pin Name Function and Operation STEP 2 DMA transfer DREQ Power supply terminal Power supply terminal Transfer end interruption AV Chip interruption #2 STEP 2 receive interruptio n STEP 2 transmit interruption #1 CARNET4 chip select CARNET4 chip power Serial bus data input Serial bus data output PB10...
  • Page 107 *CY2292SI-1A0 SHUTDOWN SUSPEND CLKA CLKB CONFIGURATION EPROM AND TEST LOGIC UTIL EPROM TABLE CLKC XTAL CLKD XTAL XBUF *MSM56V16160DP-10TS XDV-M8357ZT/UC...
  • Page 108 - Pin Functions (MB86373BPFV-G-BI) Pin No. Pin Name Function and Operation CLKSEL ON/OFF signal of PLL DIGCPN7 Digital component signal output DIGCPN6-1 Digital component signal output 2.5V Power supply DIGCPN0 Digital component signal output RBSEL Cb, Cr identification signal of during digital component signal output Horizontal synchronizing output signal Vertical synchronizing output signal XRESET...
  • Page 109 Pin No. Pin Name Function and Operation 80-84 SD6-2 Parallel data input 86,87 SD1,0 Parallel data input XERR Error input signal XSACK Acknowledge signal XTEST Test terminal SREQ Data request signal 92-95 HADRS10-7 CPU address bus signal 2.5V Power supply 98-102 HADRS6-2 CPU address bus signal...
  • Page 110 Pin No. Pin Name Function and Operation XMDRDQM1 Input mask/output enable signal for SDRAM XMDRWE Write enable signal for SDRAM XMDRDQM0 Input mask/output enable signal for SDRAM MDRDAT8 Data bus signal for SDRAM MDRDAT7 Data bus signal for SDRAM MDRDAT9 Data bus signal for SDRAM MDRDAT6 Data bus signal for SDRAM...
  • Page 111 *TC74VHC541FTS1 *TC74VHC08FTS1 *TC74LCX245FTS1 14 VCC 20 VCC 1 1A 1 DIR 19 oe 2 A1 13 4B 2 1B 18 B1 3 A2 17 B2 12 4A 4 A3 3 1Y 16 B3 5 A4 4 2A 11 4Y 15 B4 6 A5 7 A6 14 B5...
  • Page 112 - Pin Functions (LC89513KP) Pin No. Pin Name Function and Operation RA0-6 Address signal output 10-16 RA7-13 Address signal output ra!# Address signal output Chip select Data write signal Data read signal reset Reset input XTALCK Oscillator input Power supply C2PO C2 pointer input Serial data clock input...
  • Page 113 - Pin Functions (PE5272A) Pin No. Pin Name Format Function and Operation SENS25 VD short sense 2.5V SENS3 VD short sense 3V Open AVSS XSRSENS SWREG information output to mechanism controller (H : Off, L : On) XADEN AVREF0 control output AVREF1 D/A converter reference voltage SWREG...
  • Page 114 Pin No. Pin Name Format Function and Operation STEMP System controller section high-temperature sense A/D input BTEMP BUS microcomputer section high-temperature sense A/D input LOTEMP Low-temperature sense A/D input DEST Destination set A/D input SENS9 VD short sense 9V group *PE5272A Format Meaning...

  • Page 115: Explanation

    7.3 EXPLANATION 7.3.1 OPERATIONAL FLOW CHART Power ON Magazine insertion and door closed state VDD=5V Pin 68 XBSEN Pin 64 XBSEN=L XMBSEN Pin 63 XMBSEN=L XASEN Pin 62 XASEN=L Subsequently, IEPW←Hi AVC-LAN enables Pin 55 communication. SWREG←Hi Pin 8 SENS9 > 1V Pin 80 SENS3 >...

  • Page 116: System Block Diagram

    7.3.2 SYSTEM BLOCK DIAGRAM - (7SP) POWER SUPPLY(+B, ACC) SIGNAL(SOUND) GM-9027ZT-02/E XDV-M8357ZT/UC CHANGER VISION KEX-M9137ZT-02/UC KEX-M9737ZT-02/UC DISPLAY (OTHER MAKERS) PWR ANT +B, ACC (OTHER MAKERS) XDV-M8357ZT/UC...

  • Page 117: Operations

    8. OPERATIONS Notes CD-Rs may not be playable in this compact disc player. EJECT XDV-M8357ZT/UC...

  • Page 118: Jigs List

    PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER CORPORATION 2005 K-ZZA.

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