Pioneer DEH-P8400MP, Service Manual

Page 1: ...ech Module Circuit Description Mech Description Disassembly For details refer to Important symbols for good services ORDER NO CRT2845 Service Manual DEH P840MP XN UC MULTI CD CONTROL HIGH POWER CD MP3 WMA PLAYER WITH FM AM TUNER DEH P840MP XN UC DEH P8400MP XN UC DEH P8450MP XN ES CONTENTS 1 SAFETY INFORMATION 3 2 EXPLODED VIEWS AND PARTS LIST 4 3 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 18 4 PCB CONNE...

Page 2: ...nts should be performed 3 Cleaning For optical pickups tape deck heads lenses and mirrors used in projection monitors and other parts requiring cleaning proper cleaning should be performed to restore their performances 5 Lubricants glues and replacement parts Appropriately applying grease or glue can maintain the product performances But improper lubrication or applying glue may lead to failures o...

Page 3: ...anual Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty If you are not qualified to perform the repair of this product properly and safely you should not risk trying to do so and refer the repair to a qualified service technician WARNING This product contains lead in solder and certain electrical parts contain chemicals which are ...

Page 4: ...4 DEH P840MP P8400MP P8450MP 1 2 3 5 5 6 7 8 9 10 11 12 13 14 15 16 17 17 18 18 19 20 21 22 23 24 25 26 29 28 27 30 31 32 33 34 35 36 37 4 2 EXPLODED VIEWS AND PARTS LIST 2 1 PACKING DEH P840MP ...

Page 5: ...ethylene Bag CEG 127 24 Hexagonal Wrench CZE3176 25 Screw RMZ30H060FBK 26 Belt CZN7661 27 Holder Assy CZX3172 28 Holder Assy CZX3173 29 Remote Control Assy CZX3257 30 Screw Assy CEA3144 31 Screw BMZ50P060FMC 32 Screw CBA 102 33 Screw CBA1002 34 Polyethylene Bag CEG 127 35 Screw CMZ50P060FMC 36 Nut NF50FMC 37 Strap CNC5402 Mark No Description Part No Mark No Description Part No PACKING SECTION PART...

Page 6: ...6 DEH P840MP P8400MP P8450MP 1 2 3 5 5 6 7 8 9 10 11 12 13 14 15 16 17 17 18 18 19 20 22 23 24 25 26 27 28 29 4 21 2 2 PACKING DEH P8400MP ...

Page 7: ...1185 12 Case Assy CXB8574 13 Battery CEX1065 14 Sub Carton CHA3258 15 Carton CHG4662 16 Contain Box CHL4662 17 Protector CHP2538 18 Protector CHP2539 19 Protector CHP2541 20 Protector CHP2546 21 Remote Control Unit CXB8743 22 Screw Assy CEA3144 23 Screw BMZ50P060FMC 24 Screw CBA 102 25 Screw CBA1002 26 Polyethylene Bag CEG 127 27 Screw CMZ50P060FMC 28 Nut NF50FMC 29 Strap CNC5402 Mark No Descripti...

Page 8: ...8 DEH P840MP P8400MP P8450MP 1 2 3 8 9 10 11 12 13 14 15 16 17 17 18 18 19 20 21 22 23 24 25 26 29 28 27 30 31 33 34 35 4 2 3 PACKING DEH P8450MP ...

Page 9: ...38 18 Protector CHP2539 19 Protector CHP2541 20 Protector CHP2546 21 Remote Control Assy CXB9202 22 Screw Assy CZE3169 23 Polyethylene Bag CEG 127 24 Hexagonal Wrench CZE3176 25 Screw RMZ30H060FBK 26 Belt CZN7661 27 Holder Assy CZX3172 28 Holder Assy CZX3173 29 Remote Control Assy CZX3257 30 Screw Assy CEA2941 31 Screw BMZ50P060FMC 32 33 Screw CBA1002 34 Polyethylene Bag CEG 127 35 Screw CMZ50P060...

Page 10: ...10 DEH P840MP P8400MP P8450MP 2 4 EXTERIOR 1 ...

Page 11: ...046 34 Holder CNC5399 35 Holder CNC9711 36 Holder CNC9713 37 Heat Sink CNR1615 38 FM AM Tuner Unit CWE1563 39 Holder CNC8815 40 Case Unit CXB8524 41 Remote Control Assy See Contrast table 2 42 Cover See Contrast table 2 43 CD Mechanism Module S9MP3 CXK5556 44 IC IC301 PAL007A 45 Screw ISS26P055FUC 46 Transistor Q752 921 2SD2396 47 Remote Control Unit See Contrast table 2 48 Cover See Contrast tabl...

Page 12: ...12 DEH P840MP P8400MP P8450MP 2 5 EXTERIOR 2 For lubricants points please refer to Disassembly see page 65 ...

Page 13: ...8 Spring CBL1321 39 Screw M2x2 CBA1250 40 Screw CBA1561 41 Spring CBH2530 42 Cushion CNM7551 43 Arm CNV6962 44 Guide CNV6967 45 Guide CNV6968 46 Flexible PCB CNP6869 47 Screw ISS26P055FUC 48 Case Unit CXB7968 49 Cover Unit CXB8127 50 Spring CBH2545 51 Cushion CNM7550 52 Panel Unit CXB7953 53 Drive Unit CXB8138 54 Screw BMZ26P040FMC 55 Screw M2x3 CBA1061 56 Screw M2x2 CBA1250 57 Screw M2x1 4 CBA156...

Page 14: ...P8450MP XN ES 8 Keyboard Unit OEL CWM8051 CWM8052 CWM8052 14 Sub Grille Assy CXB9363 CXB9362 CXB9364 16 Detach Grille Assy CXB8092 CXB8093 CXB8094 36 Grille Unit CXB7942 CXB7941 CXB7943 2 CONTRAST TABLE DEH P840MP XN UC DEH P8400MP XN UC and DEH P8450MP XN ES are constructed the same except for the following ...

Page 15: ...DEH P840MP P8400MP P8450MP 15 ...

Page 16: ...16 DEH P840MP P8400MP P8450MP 2 6 CD MECHANISM MODULE ...

Page 17: ...acket CNC9123 39 Frame CNC9656 40 Belt CNT1086 41 Gear CNV6886 42 Gear CNV6316 43 Gear CNV6317 44 Gear CNV6318 45 Gear CNV6319 46 Gear CNV6320 47 Arm CNV6322 48 Arm CNV6323 49 Arm CNV6324 50 Arm CNV6888 51 Arm CNV6889 52 Guide CNV6327 53 Arm CNV6924 54 Guide CNV6921 55 Rack CNV6923 56 Clamper CNV6331 57 Arm CNV6332 58 Guide CNV6333 59 Cover CNV6334 60 Arm CNV6335 61 Guide CNV6336 62 Roller CNV6338...

Page 18: ...0GJ IC 703 3 3V REGULATOR RF AMP CD DECODER MP3 DECODER DIGITAL SERVO DATA PROCESSOR CD DRIVER 2 VD VD 3VDD 14 L OUT 1 CN101 TOP FOP 16 SOP 15 SOM 18 LCOP 17 LCOM 22 4 5 LOEJ 43 35 LOUT 42 9 CONT 12 FOP TD FD AC BD F E SD MD 1 13 TOP S901 HOME 12EJ SENSE 8EJ SENSE LD 14 142 LD 141 PD 20 8 21 CD CORE UNIT S9MP3 39 38 X201 X202 DSCSNS CONT LOEJ HOME 78 80 31 29 5VDD IC 203 BA033SFP 3 3V REGULATOR V3...

Page 19: ...3 SW bsens asens isens PD5740A ES PD5741A UC tunpce 13 MIC_IN Q872 Q871 BU OELPW 22 IC 871 NJM2360M 6 1 5 CN831 4 6 OEL B DPDT1 KYDT1 DPDT1 31 KYDT1 32 Q831 Q832 VDD2 SWVDD1 40 1 SWVDD5V Q963 Q962 BU ILMPW2 43 4 CN832 10 11 ILM B DPDT2 KYDT2 DPDT2 35 KYDT2 36 Q971 Q972 VDD2 SWVDD2 79 6 SWVDD5 Q833 Q834 ILMPW1 42 2 ILM B2 OEL B REGULATOR ILM B REGULATOR 4 10 11 6 4 5 3 8 7 CN1801 OEL B DPDT2 KYDT2 ...

Page 20: ...re wh identical desi D CN901 B CN1801 F FM AM TUNER UNIT M SWITCH PCB E M951 AUTOMATIC FLAP CXB8939 CSN1052 CLOSE CSN1051 OPEN CSN1058 EJECT IP BUS DRIVER VD REG E VOL OEL B REG SW VDD FLAP MOTOR AND SENSE SYSTEM C FM 100 19 5dBs AM 30 30 0dBs FM 20 5dBs AM 31 0dBs IP BUS 2 2dBs CD 0 0dBs TUNER PD5 DEH P840M PD5 DEH P8 20 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 3 2 OVERALL CONNECTION DI...

Page 21: ...te capacitors found on some component parts indicates ce of the safety factor of the part hen replacing be sure to use parts of ignation A TUNER AMP UNIT L ASL SPECTRUM ANALYSER HI OUT MUTE POWER AMP RESET 5V REG VDD REG SENSE TEL MUTE SYS B REG MUTE SW VDD BL B REG ILM B REG CONTROLLER FM 2 6dBs AM 7 9dBs IP BUS 8 3dBs CD 8 1dBs FM 10 1dBs AM 0 4dBs IP BUS 15 8dBs CD 15 6dBs FM 28 6dBs AM 18 1dBs...

Page 22: ...he importa Therefore w identical de D CN901 IP BUS DRIVER VD REG E V SYSTEM M 100 19 5dBs AM 30 30 0dBs FM 20 5dBs AM 31 0dBs IP BUS 2 2dBs CD 0 0dBs TUNER 22 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 A a A b A a ...

Page 23: ...UNER UNIT M SWITCH PCB E M951 AUTOMATIC FLAP CXB8939 CSN1052 CLOSE CSN1051 OPEN CSN1058 EJECT OEL B REG SW VDD FLAP MOTOR AND SENSE SYSTEM FM 100 19 AM 30 30 PD DEH P84 PD DEH 23 DEH P840MP P8400MP P8450MP 5 6 7 8 A B C D 5 6 7 8 A a A b A a E ...

Page 24: ...ctor of the part erefore when replacing be sure to use parts of ntical designation A TUNER AMP UNIT E VOL ASL SPECTRUM ANALYSER HI OUT MUTE POWER AMP RESET 5V REG SYSTEM CONTROLLER FM 2 6dBs AM 7 9dBs IP BUS 8 3dBs CD 8 1dBs FM 10 1dBs AM 0 4dBs IP BUS 15 8dBs CD 15 6dBs 12 11 10 9 8 7 6 5 4 3 2 1 PAL007A 24 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 A a A b A b ...

Page 25: ...esistors NOTE Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capacitors F 5V REG VDD REG SENSE TEL MUTE SYS B REG MUTE SW VDD BL B REG ILM B REG SYSTEM CONTROLLER FM 28 6dBs AM 18 1dBs IP BUS 34 3dBs CD 34 1dBs PD5741A DEH P840MP P8400MP PD5740A DEH P8450MP DEH P840MP DEH P8400MP DEH P8450MP R626 R628 100K 100K 100K Not used Not used Not used 25 DEH P8...

Page 26: ...26 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 B A CN831 B 3 3 KEYBOARD UNIT OEL ...

Page 27: ...DEH P840MP P8400MP P8450MP 5 6 7 8 A B C D 5 6 7 8 27 B B KEYBOARD UNIT OEL OEL UNIT MXS8018 ROM GRILLE µ COM PD8091A DEH P840MP PD8092A DEH P8400MP P8450MP B ...

Page 28: ...C A CN832 RESET VOLUME CLK PAUSE SRC REMOTE CONTROL SENSOR F CONNECTOR PCB 28 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 C F 3 4 KEYBOARD UNIT LCD ...

Page 29: ...C C KEYBOARD UNIT LCD LCD GRILLE µ COM 29 DEH P840MP P8400MP P8450MP 5 6 7 8 A B C D 5 6 7 8 C ...

Page 30: ... S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the switch position PICKUP UNIT SERVICE P9MP3 F T C S SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE F F F F F F F F F F F F T T T T T C S T T T S C S S C C S S C C 1 2 3 5 6 7 8 0 F T C S 30 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 3 5 CD MECHANISM MODULE GUIDE PAGE D ...

Page 31: ...D b D D CD CORE UNIT S9MP3 A CN723 4 9 16 31 DEH P840MP P8400MP P8450MP 5 6 7 8 A B C D 5 6 7 8 D ...

Page 32: ...A 1 2 3 4 B C D 1 2 3 4 A a D b D a D a D b 1 3300P R022 PICKUP UNIT SERVICE P9MP3 F T C S SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE F F F F F F F F F T T T T T C S 0 F T C S D a D a D b ...

Page 33: ...M1 CXB6007 LOADING CARRIAGE MOTOR M2 CXB5903 SWITCHES CD CORE UNIT S9MP3 S901 HOME SWITCH ON OFF S902 CLAMP SWITCH ON OFF S903 DSCSNS SWITCH ON OFF S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the switch position F F F T T T S C S S C C S S C C 1 2 3 5 6 7 8 D a D a D b ...

Page 34: ...34 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 D a D b D b 1 D CD CORE UNIT S9MP3 9 16 D b D a D b ...

Page 35: ...35 DEH P840MP P8400MP P8450MP 5 6 7 8 A B C D 5 6 7 8 D a D b D b 2 3 4 5 6 3A A CN723 4 D b D a D b ...

Page 36: ...ode Normal Ref GND Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal 500ms div 8 CH1 FIN 200mV div 9 CH2 RFOK 2V div 5 CH3 SIN 2V div When setting up Source On 12cm CD DA 500ms div 20ms div CH1 FE 500mV div 8 CH2 FIN 500mV div 0...

Page 37: ...alog Audio Magnified 200µs div CH1 RFAGC 1V div 0 CH2 TE 1V div 6 CH3 CIN 500mV div 5 CH4 SIN 2V div During inside outside search outer circumference inner circumference 500µs div CH1 LRCKIN 2V div CH2 DIN 2V div CH3 SCKIN 2V div Digital Audio 10µs div CH1 RFAGC 1V div 0 CH2 TE 500mV div 7 CH3 TIN 500mV div 100Track Jump 5ms div Ref REFO Mode TEST Ref REFO Mode TEST Ref REFO Mode TEST Ref REFO Mod...

Page 38: ...e all necessary parts for several destination For further information for respective destinations be sure to check with the schematic dia gram 2 Viewpoint of PCB diagrams CORD ASSY RCA OUT ANTENNA CABL B CN1801 D CN901 1 16 5 10 15 111 38 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 A 4 PCB CONNECTION DIAGRAM 4 1 TUNER AMP UNIT ...

Page 39: ...A SIDE A IC Q IP BUS FM AM TUNER UNIT A CABLE F E M M951 FRONT 1 11 5 10 DEH P840MP P8400MP P8450MP 5 6 7 8 A B C D 5 6 7 8 39 A ...

Page 40: ...A A TUNER AMP UNIT IC Q 40 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 A ...

Page 41: ...A SIDE B DEH P840MP P8400MP P8450MP 5 6 7 8 A B C D 5 6 7 8 41 A ...

Page 42: ...B B KEYBOARD UNIT OEL B SIDE A SIDE B KEYBOARD UNIT OEL IC Q IC Q A CN831 OEL UNIT ENT DISP AUDIO FUNC ADJ TP1 TP2 42 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 4 2 KEYBOARD UNIT OEL B ...

Page 43: ...YBOARD UNIT LCD C SIDE A SIDE B KEYBOARD UNIT LCD F IC Q IC Q EJECT EQ 1 2 3 4 5 6 BAND RESET OPEN SRC PAUSE CLK VOLUME 10 13 1 5 43 DEH P840MP P8400MP P8450MP 1 2 3 4 A B C D 1 2 3 4 4 3 KEYBOARD UNIT LCD C ...

Page 44: ...4 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 D D CD CORE UNIT S9MP3 SIDE A A CN723 PICKUP UNIT SERVICE P9MP3 M1 SPINDLE MOTOR M2 LOADING CARRIAGE MOTOR 12EJ DSCSNS HOME 4 4 CD MECHANISM MODULE D ...

Page 45: ...45 DEH P840MP P8400MP P8450MP 1 2 3 4 A B C D 1 2 3 4 D CD CORE UNIT S9MP3 SIDE B D 8EJ CLAMP D ...

Page 46: ...46 DEH P840MP P8400MP P8450MP A 1 2 3 4 B C D 1 2 3 4 GREEN E E SWITCH PCB SIDE A E SWITCH PCB SIDE B A CN811 S951 S952 S953 OPEN CLOSE EJECT YELLOW BLACK BLUE 4 5 SWITCH PCB E ...

Page 47: ...47 DEH P840MP P8400MP P8450MP 1 2 3 4 A B C D 1 2 3 4 1 2 3 4 5 6 7 8 9 10 11 12 13 F CONNECTOR PCB F CONNECTOR PCB SIDE A SIDE B C CN1901 A CN832 1 5 10 13 4 6 CONNECTOR PCB F ...

Page 48: ...2A Q 871 Transistor 2SD1760F5 Q 872 Transistor IMD2A Q 901 Transistor 2SD1760F5 Q 902 Transistor IMD2A Q 911 Transistor 2SD1760F5 Q 912 Transistor IMD2A Q 921 Transistor 2SD2396 Q 922 Transistor 2SB1238 Q 923 Transistor DTC114EK Q 931 Transistor IMX1 Q 941 Transistor DTC114EK Q 951 Transistor 2SA1037K Q 961 Transistor 2SC2412K Q 962 Transistor 2SD1767 Q 963 Transistor IMD2A Q 971 Transistor 2SB808...

Page 49: ... RS1 16S223J R 361 RS1 16S223J R 362 RS1 16S223J R 363 RS1 16S471J R 364 RS1 16S471J R 365 RS1 16S471J R 366 RS1 16S471J R 367 RS1 16S471J R 368 RS1 16S471J R 369 RS1 16S0R0J R 370 RS1 16S0R0J R 371 RS1 16S0R0J R 372 RS1 16S0R0J R 373 RS1 16S0R0J R 374 RS1 16S0R0J R 401 RS1 16S272J R 402 RS1 16S272J R 403 RS1 16S162J R 404 RS1 16S162J R 405 RS1 16S0R0J R 406 RS1 16S0R0J R 407 RS1 16S473J R 408 RS1...

Page 50: ...1 16S1R0J R 971 RS1 16S472J R 972 RS1 16S102J R 973 RS1 16S472J CAPACITORS C 112 CKSRYB104K16 C 131 CEAL1R0M50 C 132 CEAL1R0M50 C 133 CEALR22M50 C 134 CEALR22M50 C 135 CEAL1R0M50 C 136 CEAL1R0M50 C 137 CEAL1R0M50 C 138 CEAL1R0M50 C 139 CEJQ470M10 C 140 CKSRYB104K16 C 141 CEALNP4R7M16 C 142 CEALNP4R7M16 C 145 CEALNP4R7M16 C 146 CEALNP4R7M16 C 147 CEALNP4R7M16 C 148 CEALNP4R7M16 C 149 CEALNP4R7M16 C...

Page 51: ...72 CCSRCH101J50 Unit Number CWM8051 DEH P840MP XN UC CWM8052 DEH P8400MP XN UC DEH P8450MP XN ES Unit Name Keyboard Unit OEL MISCELLANEOUS IC 1801 IC PD5745A IC 1802 IC DEH P840MP PD8091A IC 1802 IC DEH P8400MP P8450MP PD8092A IC 1805 IC S 818A33AUC BGN IC 1806 IC TC7SET08FU Q 1806 Transistor 2SC4617 Q 1807 Transistor 2SD1664 D 1803 Diode 1SS355 D 1804 Diode DAN202U D 1805 Diode DAP202U L 1801 Ind...

Page 52: ...6S560J R 1920 RS1 16S560J R 1922 RS1 16S560J R 1924 RS1 16S271J R 1926 RS1 16S271J R 1928 RS1 16S331J R 1929 RS1 16S331J R 1930 RS1 16S271J CAPACITORS C 1901 CKSRYB104K25 C 1903 CSZSR4R7M10 C 1904 CKSRYB104K16 C 1905 CCSRCH101J50 C 1908 CKSRYB104K16 C 1909 CKSRYB104K16 C 1910 CKSRYB104K16 C 1911 CKSRYB104K16 C 1912 CKSRYB104K16 C 1913 CKSRYB104K16 C 1914 CKSRYB104K16 Unit Number Unit Name Switch P...

Page 53: ... 512 RS1 16SS223J R 601 RS1 16S101J R 602 RS1 16S101J R 603 RS1 16S223J R 604 RS1 16S223J R 605 RS1 16SS103J R 701 RS1 16SS0R0J R 707 RS1 16SS0R0J R 708 RS1 16SS102J R 709 RS1 16SS102J R 710 RS1 16SS102J R 711 RS1 16SS102J R 712 RS1 16SS102J R 713 RS1 16SS102J R 714 RS1 16SS473J R 715 RAB4CQ221J R 716 RAB4CQ221J R 717 RAB4CQ221J R 718 RAB4CQ221J R 719 RAB4CQ221J R 720 RS1 16SS471J R 721 RS1 16SS47...

Page 54: ... 502 CKSSYB471K50 C 503 CKSSYB104K10 C 504 47µF 6 3V CCH1436 C 505 CKSRYB224K16 C 506 CKSSYB104K10 C 508 CKSSYB104K10 C 509 CKSSYB104K10 C 510 CKSSYB104K10 C 511 CKSSYB104K10 C 601 CCSRCH102J50 C 602 CCSRCH102J50 C 603 CSZS4R7M10 C 604 CSZS4R7M10 C 701 CKSSYB104K10 C 702 CKSSYB471K50 C 703 CKSSYB103K16 C 704 CEV1R0M50 C 705 CKSSYB104K10 C 706 CKSSYB471K50 C 707 CKSSYB104K10 C 708 CKSSYB104K10 C 70...

Page 55: ...55 DEH P840MP P8400MP P8450MP 6 ADJUSTMENT 6 1 JIG CONNECTION DIAGRAM Rubber Band Rubber Band GGD1292 To CD Mechanism Module CN723 CN832 CN1902 KEYBOARD UNIT LCD TUNER AMP UNIT ...

Page 56: ...8450MP When the OEL Unit has been replaced 1 Use VR1801 to adjust the resistance between TP1 and TP2 to 6 1kΩ IC1801 IC1802 VR1801 TP1 TP2 Digital Multi Meter KEYBOARD UNIT OEL SIDE B Adjustment point 6 2 OEL UNIT ADJUSTMENT ...

Page 57: ... about one minute to allow the circuits to stabi lize Since the protective systems in the unit s software are rendered inoperative in test mode be very careful to avoid mechanical and or electrical shocks to the sys tem when making adjustment The RFI and RFO signals are easy to oscillate because of a wide band When observing them insert a resis tor of about 1 kΩ to the series This equipment will n...

Page 58: ... 2 Automatic adjustment value display switching 3 TRK MIN SEC 1 T CLS and F T AGC and RF AGC and Applicable servomechanism TRKxxMINxxSECxx 6 T Close and Applicable servomechanism TRKxxMINxxSECxx 3 RF AGC RF AGC coefficient display TRK MIN SEC CRG TRK8x MIN8x SEC8x or TRK9xMIN9xSEC9x CRG TRK8xMIN8xSEC8x or TRK9xMIN9xSEC9x 2 T Balance adjustment T Balance coefficient display TRK MIN SEC 1 F T RF AGC...

Page 59: ... unit to the innermost track 3 Press key 3 to close focus the display should read 91 Press key 2 to implement the tracking balance adjust ment the display should now read 81 Press key 3 The display will change returning to 81 on the fourth press 4 As shown in the diagram above monitor the LPF outputs using the oscilloscope and check that the phase differ ence is within 75 Refer to the photographs ...

Page 60: ...60 DEH P840MP P8400MP P8450MP Grating waveform Ech Xch 20mV div AC Fch Ych 20mV div AC 45 0 75 60 30 90 ...

Page 61: ... move mechanism Communication error between microcomputer and SERVO LSI 11 Electricity Focus Servo NG Focusing not available Stains on rear side of disc or excessive vibrations on REWRITABLE 12 Electricity Spindle Lock NG Spindle not locked Sub code is strange not readable Subcode NG Failure on spindle stains or damages on disc or excessive vibrations A disc not containing CD R data is found Turne...

Page 62: ... test mode by turning on the reset start 2 Key Correspondence Key Test mode New test mode Regulator Off Regulator On In play Error Production BAND To regulator on To regulator off Time Err No switching FWD Kick FF TR REV Kick REV TR 1 Tracking Close Scan 2 Tracking Open Mode 3 Focus Close Focus Open Jump Off 6 To new test mode Jump mode switching Auto Manu Note Eject and CD on off is performed in ...

Page 63: ...cking close start Spindle stationary servocontrol setting Focus slips off 33 Tracking close 2 Focus slips off 34 Tracking close 3 Focus slips off 35 Focus Tracking AGC start Focus slips off 36 Focus Tracking AGC 2 Focus slips off 37 Focus Tracking AGC 3 Focus slips off 38 Focus Tracking AGC 4 Focus slips off 39 Focus Tracking AGC 5 Focus slips off 40 Focus Tracking AGC 6 Focus slips off 41 Focus T...

Page 64: ...e normal mode 3 When a Protection Error Occurred A Error display A B C BAND key 8 digit display 6 digit display 4 digit display ERROR xx ERR xx E xx B Error occurrence timing display in track no B C Auto Manual key 8 digit display 6 digit display 4 digit display Auto setting TNO Min Sec TNO 10 40 05 10 C Error occurrence timing display in absolute time B C Auto Manual key 8 digit display 6 digit d...

Page 65: ...hen remove the Case Unit Remove the four screws Removing the CD Mechanism Module Fig 2 1 1 Fig 1 Fig 2 Removing the Case Unit Fig 1 1 1 1 1 CD Mechanism Module Disconnect the connector and then remove the CD Mechanism Module 1 Case Unit Release the latches in order of the number indicated in Fig 1 1 2 3 4 5 ...

Page 66: ...tor and then remove the Grille Assy Panel Unit 1 1 Fig 5 Fig 4 OPEN POSITION EJECT POSITION CLOSE POSITION OPEN CLOSE Fig 3 Use the finger Rotate the gear in the direction indicated by arrow in Fig 3 until the Arm Unit moves to the 3 positions of a Fig 3 Moving the Arm Unit position Fig 3 Move the Arm Unit to the OPEN POSITION Fig 3 Move the Arm Unit to the EJECT POSITION Fig 3 Move the Arm Unit t...

Page 67: ...intall the Gear Unit do so with the Arm Unit in the CLOSE POSITION 1 When you disassemble or assemble the Gear Unit do so with the Arm Unit in the CLOSE POSITION Make sure that the Arm Unit is in the CLOSE POSITION by seeing the other side of the unit through the fully circular hole shown in the figure 2 When you install the motor fix the screws holding the motor in the direction of the arrow show...

Page 68: ...nit Fig 6 then Tuner Amp Unit and the other is to remove the Panel Fig 5 then Tuner Amp Unit Remove the screw 2 Remove the two screws 3 Straight the tabs at three locations indicated 4 Remove the screw and then remove the Tuner Amp Unit 5 Tuner Amp Unit is different partially from this photo 1 1 2 3 3 4 4 4 5 Holder Tuner Amp Unit Release the two latches and then remove the Holder ...

Page 69: ...nal is removed according to the procedure same as the Anode terminal and the OEL Unit is removed Fig 9 5 Remove the Holder Remove after removing the Cathode ter minal without fail Fig 9 Installing the OEL Unit 1 Install the Holder in the OEL Unit Fig 10 2 When soldering the flexible cable for the Cathode terminal on the PCB use a pair of tweezers First insert the tips of tweezers into 2 holes in t...

Page 70: ...amper while slowly pulling up the part 4 Now the top frame has been removed and under this state fix the genuine Connector again and eject the disk Caution When you reassemble the Carriage Mechanical part apply a bit of alcohol to Dampers How to remove the Guide Arm Assy 1 Unlock the spring 1 piece at the right side of the assembly 2 Unscrew screws 2 pieces then remove the Screw Gear Bracket 3 Shi...

Page 71: ... 1 Unlock the spring 1 piece and remove the E ring 1 piece of the Fulcrum Shaft 2 Shift the arm to the left side direction and unlock pins 2 pieces How to remove the Pickup Unit 1 Unscrew 2 pieces of screws then remove the Pulley Cover 2 Remove the Feed Screw unit from the pawl of the Feed Screw Guide The pawl is located inside the guide 3 Remove the belt from the Pulley then remove the Pickup uni...

Page 72: ...XB7959 CXB7960 CNC9679 CNC9678 1 Drive Unit Lubricants Points Both sides Both sides Grease GEM1013 Application to all points Slot Slot Shaft Field Slot Slot Slot Slot Slot Slot Slot Slot Slot Slot Shaft Shaft Shaft Field Field Field Boss Boss Tooth ...

Page 73: ...73 DEH P840MP P8400MP P8450MP 2 Button CAC7247 Lubricants GEM1016 Application to all points 3 Case Unit CXB7968 Lubricants PN 38KE Application to all points Field Field Slot Slot Both sides Both sides ...

Page 74: ...TION DESCRIPTION ANTENNA IP BUS 6 mm MAX 2 4 6 8 10 12 14 16 1 3 5 7 9 11 13 15 1 B UP 2 GND 3 ILM 4 B REM 5 ACC 6 NC 7 NC 8 MUTE 9 RL 10 FL 11 RL 12 FL 13 RR 14 FR 15 RR 16 FR POWER SUPPLY REAR OUTPUT FRONT OUTPUT SUBWOOFER OUTPUT or NON FADING OUTPUT ...

Page 75: ...24 PEE O Beep tone output 25 NC Not used 26 ROMCS O External ROM Chip select output 27 ROMCK O External ROM Clock output 28 ROMDATA I O External ROM Data input output 29 IPBUSIN I IP BUS Data input 30 IPBUSOUT O IP BUS Data output 31 DPDT1 O OEL Unit Grille microcomputer communication data output 32 KYDT1 I OEL Unit Grille microcomputer communication data input 33 34 NC Not used 35 DPDT2 O LCD Gri...

Page 76: ...1 tunpce O TUNER PLL chip enable output 2 72 TUNPCE O TUNER PLL chip enable output 73 bsens I Backup sense input 74 asens I ACC sense input 75 NC Not used 76 78 SMPXS2 0 O Multiplexor select output 2 0 79 SWVDD2 O LCD Grille microcomputer power supply output 5V 80 NC Not used 81 IPPW O IP BUS Driver power supply control output 82 ASENBO O IP BUS Slave ACC sense output 83 isens I Illumination sense...

Page 77: ...ut 24 PEE O Beep tone output 25 NC Not used 26 ROMCS O External ROM Chip select output 27 ROMCK O External ROM Clock output 28 ROMDATA I O External ROM Data input output 29 IPBUSIN I IP BUS Data input 30 IPBUSOUT O IP BUS Data output 31 DPDT1 O OEL Unit Grille microcomputer communication data output 32 KYDT1 I OEL Unit Grille microcomputer communication data input 33 34 NC Not used 35 DPDT2 O LCD ...

Page 78: ...1 tunpce O TUNER PLL chip enable output 2 72 TUNPCE O TUNER PLL chip enable output 73 bsens I Backup sense input 74 asens I ACC sense input 75 NC Not used 76 78 SMPXS2 0 O Multiplexor select output 2 0 79 SWVDD2 O LCD Grille microcomputer power supply output 5V 80 NC Not used 81 IPPW O IP BUS Driver power supply control output 82 ASENBO O IP BUS Slave ACC sense output 83 isens I Illumination sense...

Page 79: ... Protector Over voltage sw_vcc Protector Thermal Reference amp_vcc PD8091A DEH P840MP XN UC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 NC A18 A17 A7 A6 A5 A4 A3 A2 A1 A0 ce VSS oe D0 D8 D1 D9 D2 D10 D3 D11 VCC D4 D12 D5 D13 D6 D14 D7 D15 A 1 VSS BYTE A16 A15 A14 A13 A12 A11 A10 A9 A8 A19 NC D15 A 1 Data output Address ...

Page 80: ... data MSB output 30 NC Not used 31 CLK1 I Clock input for UART1 32 ILMD O Dual illumination select output 33 DA1 O Display data LSB output 34 NC Not used 35 CLK0 I Clock input for UART0 36 NC Not used 37 rdy I Pull up 38 NC Not used 39 hold I Pull up 40 41 NC Not used 42 rd O Read strobe output 43 45 NC Not used 46 cs O Bank address select output 47 cs O Bank address select output 48 cs O External...

Page 81: ...6 KDT0 1 I Key data input analogue input 17 REM I Remote control reception 18 DPDT I Display data input 19 NC Not used 20 KYDT O Key data output 21 MODA GND 22 X0 Crystal oscillator connection pin 23 X1 Crystal oscillator connection pin 24 VSS GND 25 26 KDT2 3 I Key data input 27 NC Not used 28 KST4 O Key strobe output 29 32 NC Not used 33 55 SEG35 13 O LCD segment output 56 VDD Power supply 57 64...

Page 82: ...er supply for DAC 37 X VDD Power supply for the crystal oscillator 38 XTAL1 Connected to the crystal oscillator 16 9344MHz 39 xtal Connected to the crystal oscillator 16 9344MHz 40 41 X GND Ground for the crystal oscillator 42 xtal Connected to the crystal oscillator 24 576MHz 43 XTAL2 Connected to the crystal oscillator 24 576MHz 44 X VDD Power supply for the crystal oscillator 45 D GND GND for d...

Page 83: ... the capacitor for detecting 3T 114 A GND Ground for the analog system 115 RFI I Input of RF 116 AGCO O Output of RF 117 AGCI I Input of AGC 118 RFO O Output of RF AGC 119 120 EQ2 1 Equalizer 2 1 121 RF2 I Reversal input of RF2 122 RF I Reversal input of RF 123 A GND Ground for the analog system 124 A I Input of A 125 C I Input of C 126 B I Input of B 127 D I Input of D 128 F I Input of F 129 E I ...

Page 84: ...0 18 A1 19 A2 20 A3 21 VCC 22 42 DQ15 41 DQ14 40 DQ13 39 VSS 38 DQ12 37 DQ11 36 DQ10 35 DQ9 32 NC 31 lcas 30 hcas 29 oe 28 A8 27 A7 26 A6 25 A5 24 A4 23 VSS VCC 1 43 DQ16 44 VSS A0 A8 Address input ras Row address strobe lcas Lower column address strobe ucas Upper column address strobe DQ1 DQ16 Data input data output oe Output enable we Write enable VCC Power supply VSS GND NC No connection MSM51V...

Page 85: ...ly pin for CH1 CH2 and CH3 at Power stage 11 VO1 Driver CH1 Negative output 12 VO1 Driver CH2 Positive output 13 VO2 Driver CH2 Negative output 14 VO2 Driver CH2 Positive output 15 VO3 Driver CH2 Positive output 16 VO3 Driver CH2 Negative output 17 VO4 Driver CH4 Positive output 18 VO4 Driver CH4 Negative output 19 POWVCC2 Power supply pin for CH4 at Power stage 20 GND Ground pin 21 CNT Control pi...

Page 86: ... of power supply to servo driver 30 xwait I Input of control signals of CD LSI wait 31 LOEJ O C Output for switching between LOAD EJECT directions 32 CLCONT O C Output for switching between driver inputs 33 CDMUTE O C Output of control of CD Mute 34 reset I Input of system reset 35 XT1 I Connected to the oscillator for subclock connected to VSS via the resistor 36 XT2 Connected to the oscillator f...

Page 87: ... existence of WMA decoder DA I F IC 87 DRAMARI I Input of sensing existence of external DRAM for CD LSI 88 testin I Input with starting test program for checking chips 89 NC Connected to EVDD or EVSS via the resistor 90 xint Input of interruption signals of CD LSI 91 wint Input of interruption signals of WMA decoder 92 brst I Input of reset of P Bus 93 ejsw I Input of Eject key 94 96 NC Open 97 RO...

Page 88: ... ON OFF ON OFF S 818A33AUC BGN GND VCC CTL 3 2 1 OUT 4 NC 5 NC Vref BA25BC0WFP 1 2 3 4 8 7 6 5 CS SK DI DO VCC N C N C GND CS Chip select input SK Serial clock input DI Serial data input DO Serial data output GND Ground N C No connection VCC Power supply PD9023A ...

Page 89: ...4 P00 INTP00 I O Port 35 36 NC Not used 37 P03 INTP03 I O Port 38 P04 INTP04 I O Port 39 P05 INTP05 I O Port 40 GND2 GND 41 42 P06 07 I O Port 43 VDD3 Power supply 3 3V 44 49 HAD0 5 I O Host address Data bus 50 GND3 GND 51 VDD3 Power supply 3 3V 52 55 HAD6 9 I O Host address Data bus 56 GND3 GND 57 59 HAD10 12 I O Host address Data bus 60 VDD2 Power supply 2 5V 61 63 HAD13 15 I O Host address Data...

Page 90: ... 89 BCKI3 I PCM input bit clock 90 DI2 I PCM input data 91 LRCKI2 I PCM input LRCK 92 BCKI2 I PCM input bit clock 93 DI1 I PCM input data 94 LRCKI1 I PCM input LRCK 95 BCKI1 I PCM input bit clock 96 VDD2 Power supply 2 5V 97 DI0 I PCM input data 98 LRCKI0 I PCM input LRCK 99 BCKI0 I PCM input bit clock 100 GND2 GND UPD61002GC 25 26 50 51 75 76 100 1 ...

Page 91: ...be pulled up to the VDD at 47kΩ 16 CE1 I chip enable 1 AF RF chip enable Active at High To be grounded at 47kΩ 17 NC Not used 18 LDET O lock detector Active at Low To be pulled up to the VDD at 47kΩ 19 CREQ I current request Active at Low To be grounded at 47kΩ 20 NC Not used 21 COMP O composite signal FM composite signal output r out 100Ω 22 VCC power supply Analog section power supply pin DC 8 4...

Page 92: ... P840MP P8400MP P8450MP 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 COM0 3 COM1 2 COM2 1 COM3 4 COM0 3 COM1 2 COM2 1 COM3 CAW1704 SEGMENT COMMON 7 2 2 DISPLAY ...

Page 93: ... H Pin 23 Starts communication with Grille microcomputer Source ON 300ms 300ms In case of the above signal the communication with Grille microcomputer may fail If the time interval is not 300msec the oscillator may be defective asens Pin 74 7 4 CLEANING Before shipping out the product be sure to clean the following portions by using the prescribed cleaning tools Portions to be cleaned Cleaning too...

Page 94: ...NS 8 1 OPERATIONS EJECT BUTTON EQ BUTTON SOURCE BUTTON PAUSE BUTTON CLOCK BUTTON OPEN BUTTON BUTTONS BAND BUTTON RESET BUTTON 1 6 PRESET TUNING BUTTON VOLUME ENTERTAINMENT BUTTON AUDIO BUTTON DISPLAY BUTTON FUNCTION BUTTON CLOSE POSITION OPEN POSITION HEAD UNIT ...

Page 95: ... XN ES REMOTE CONTROL ASSY SOURCE BUTTON BUTTONS BAND BUTTON AUDIO BUTTON FUNCTION BUTTON ATT BUTTON VOLUME BUTTON DEH P8400MP XN UC REMOTE CONTROL UNIT BUTTON CD BUTTON PAUSE BUTTON TUNER BUTTON AUDIO BUTTON BUTTONS ATT BUTTON BAND BUTTON FUNCTION BUTTON ...

Page 96: ... telephone If not keep the Audio Mute lead free of any connections 8 Yellow To terminal always supplied with power regardless of ignition switch position 9 Red To electric terminal controlled by ignition switch 12 V DC ON OFF 27 Left 22 Front speaker 23 White 25 White black 29 Green 32 Green black 24 Gray 26 Gray black 30 Violet 33 Violet black 31 Rear speaker 34 Subwoofer 17 Subwoofer output or N...

Page 97: ... 59 0 95 1 15 6 dB when boosted Gain 12 dB Loudness contour Low 3 5 dB 100 Hz 3 dB 10 kHz Mid 10 dB 100 Hz 6 5 dB 10 kHz High 11 dB 100 Hz 11 dB 10 kHz Volume 30 dB Tone controls Bass Frequency 40 63 100 160 Hz Gain 12 dB Treble Frequency 2 5 k 4 k 6 3 k 10 k Hz Gain 12 dB HPF Frequency 50 80 125 Hz Slope 12 dB oct Subwoofer Frequency 50 80 125 Hz Slope 18 dB oct Gain 12 dB Phase Normal Reverse CD...

Page 98: ...15 6 dB when boosted Gain 12 dB Loudness contour Low 3 5 dB 100 Hz 3 dB 10 kHz Mid 10 dB 100 Hz 6 5 dB 10 kHz High 11 dB 100 Hz 11 dB 10 kHz Volume 30 dB Tone controls Bass Frequency 40 63 100 160 Hz Gain 12 dB Treble Frequency 2 5 k 4 k 6 3 k 10 k Hz Gain 12 dB HPF Frequency 50 80 125 Hz Slope 12 dB oct Subwoofer Frequency 50 80 125 Hz Slope 18 dB oct Gain 12 dB Phase Normal Reverse CD player Sys...

Page 99: ...B 100 Hz 6 5 dB 10 kHz High 11 dB 100 Hz 11 dB 10 kHz Volume 30 dB Tone controls Bass Frequency 40 63 100 160 Hz Gain 12 dB Treble Frequency 2 5 k 4 k 6 3 k 10 k Hz Gain 12 dB HPF Frequency 50 80 125 Hz Slope 12 dB oct Subwoofer Frequency 50 80 125 Hz Slope 18 dB oct Gain 12 dB Phase Normal Reverse CD player System Compact disc audio system Usable discs Compact disc Signal format Sampling frequenc...