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Pioneer DEH-P850MP Service Manual

Multi-cd control high power cd/mp3/wma player with fm/am tuner.
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Service
Manual
MULTI-CD CONTROL HIGH POWER CD/MP3/WMA PLAYER WITH FM/AM TUNER
DEH-P850MP
DEH-P8500MP
- This service manual should be used together with the following manual(s):
For the parts numbers, adjustments, etc. which are not shown in this manual, refer to the following
TE
manual(s).
L 13942296513
Model No.
DEH-P840MP/XN/UC
CX-3007
www
PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC.
PIONEER EUROPE NV
.
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2003
http://www.xiaoyu163.com
Order No.
Mech. Module Remarks
CRT2845
CRT2820
S9MP3
x
ao
y
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
i
http://www.xiaoyu163.com
8
XN/UC
Q Q
3
6 7
1 3
CD Mech. Module:Circuit Description, Mech.Description, Disassembly
u163
.
2 9
9 4
2 8
XN/UC
1 5
0 5
8
2 9
9 4
m
co
K-ZZY. MAR. 2003 Printed in Japan
9 9
ORDER NO.
CRT3060
2 8
9 9

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   Summary of Contents for Pioneer DEH-P850MP

  • Page 1

    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 C PIONEER CORPORATION 2003 K-ZZY. MAR. 2003 Printed in Japan http://www.xiaoyu163.com...

  • Page 2

    3 7 63 1515 0 EXPLODED VIEWS AND PARTS LIST PACKING (Page 4) - PACKING SECTION PARTS LIST * : Non spare part Part No. Mark No. Symbol and Description DEH-P840MP/XN/UC DEH-P850MP/XN/UC 1-1 Owner's Manual CRD3569 CRD3774 1-2 Installation Manual CRD3570 CRD3775...

  • Page 3: Manual

    3 7 63 1515 0 ELECTRICAL PARTS LIST(Page 48) TUNER AMP UNIT Part No. DEH-P840MP/XN/UC DEH-P850MP/XN/UC Symbol and Description DEH-P8400MP/XN/UC DEH-P8500MP/XN/NC IC 601 PD5741A PD5867A L 401 LCTB4R7K2125 LCTC4R7K2125 KEYBOARD UNIT(OEL) Part No. DEH-P840MP/XN/UC DEH-P850MP/XN/UC Symbol and Description DEH-P8400MP/XN/UC DEH-P8500MP/XN/NC...

  • Page 4: Table Of Contents

    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 C PIONEER CORPORATION 2002 K-ZZY. FEB. 2002 Printed in Japan http://www.xiaoyu163.com...

  • Page 5: Service

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 [ Important symbols for good services ] In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely. When you find the procedures bearing any of the symbols, be sure to fulfill them: 1.

  • Page 6: Safety Information

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 1. 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.

  • Page 7: Exploded Views And Parts List

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 2. EXPLODED VIEWS AND PARTS LIST 2.1 PACKING (DEH-P840MP) L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 8: Te L 13942296513

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 NOTE: - Parts marked by “*” are generally unavailable because they are not in our Master Spare Parts List. ∇ mark on the product are used for disassembly. - Screws adjacent to - For the applying amount of lubricants or glue, follow the instructions in this manual. ( In the case of no amount instructions, apply as you think it appropriate.) - PACKING SECTION PARTS LIST (DEH-P840MP) Mark No.

  • Page 9

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 2.2 PACKING (DEH-P8400MP) L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 10

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - PACKING SECTION PARTS LIST (DEH-P8400MP) Mark No. Description Part No. Mark No. Description Part No. 1-1 Owner’s Manual CRD3571 17 Protector CHP2538 1-2 Installation Manual CRD3572 18 Protector CHP2539 1-3 Caution Card CRP1268 19 Protector CHP2541...

  • Page 11

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 2.3 PACKING (DEH-P8450MP) L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 12

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - PACKING SECTION PARTS LIST (DEH-P8450MP) Mark No. Description Part No. Mark No. Description Part No. 1-1 Owner’s Manual CRD3573 19 Protector CHP2541 1-2 Owner’s Manual CRD3574 20 Protector CHP2546 1-3 Installation Manual CRD3575 21 Remote Control Assy CXB9202...

  • Page 13

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 2.4 EXTERIOR(1) L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 14

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 (1) EXTERIOR(1) SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Screw BMZ26P040FMC 26 Plug(CN811) CKS-787 2 Screw BSZ26P060FMC 27 ••••• 3 Screw BSZ30P050FZK 28 Plug(CN101) CKS1058 4 Screw BSZ30P080FMC 29 Connector(CN832) CKS1082...

  • Page 15: 2.5 Exterior(2

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 2.5 EXTERIOR(2) L 13942296513 u163 For lubricants points, please refer to"Disassembly"(see page 65) http://www.xiaoyu163.com...

  • Page 16

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 (1) EXTERIOR(2) SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Screw BPZ20P060FMC 47 Screw ISS26P055FUC 2 Screw BPZ20P080FZK 48 Case Unit CXB7968 3,4 ••••• 49 Cover Unit CXB8127 5 Screw(M2x2) CBA1250...

  • Page 17

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 (2) CONTRAST TABLE DEH-P840MP/XN/UC, DEH-P8400MP/XN/UC and DEH-P8450MP/XN/ES are constructed the same except for the following: Part No. Mark No. Symbol and Description DEH-P840MP/XN/UC DEH-P8400MP/XN/UC DEH-P8450MP/XN/ES 8 Keyboard Unit(OEL) CWM8051 CWM8052 CWM8052 14 Sub Grille Assy CXB9363 CXB9362 CXB9364...

  • Page 18

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 19

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 2.6 CD MECHANISM MODULE L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 20

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - CD MECHANISM MODULE SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 CD Core Unit(S9MP3) CWX2618 46 Gear CNV6320 2 Connector(CN901) CKS4188 47 Arm CNV6322 3 Connector(CN101) CKS3486 48 Arm CNV6323...

  • Page 21: Block Diagram And Schematic Diagram

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM TUNER AMP UNIT FM/AM TUNER UNIT FM/AM 1ST IF 10.7MHz MPXREF 41kHz CN402 AMRF T51 Q51 CF51 CF52 CF53 AMDET AMANT L ch IC 2 FM MPX R ch ANT1 ADJ COMP...

  • Page 22

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 HIGH OUT CN351 OUT1 18 Q351 IC 571 PA2028A OUT3 16 Q352 OUT5 14 Q353 SYSTEM CONTROLLER IC 601(1/2) VDD REGULATOR 5V REGULATOR PD5740A(ES) PD5741A(UC) Q901 Q911 VDD2 CN981 BACKUP SENSE FUSE BACK UP bsens B.UP Q931...

  • Page 23

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE) 3 7 63 1515 0 Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST". Large size SCH diagram The > mark the importanc Therefore, wh identical desi Guide page...

  • Page 24

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 found on some component parts indicates ce of the safety factor of the part. hen replacing, be sure to use parts of ignation. TUNER AMP UNIT SPECTRUM ANALYSER HI-OUT RCA OUT WOOFER L CH WOOFER R CH FRONT...

  • Page 25

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 26

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 L 13942296513 u163 A-a E http://www.xiaoyu163.com...

  • Page 27

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 28

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 29

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 3.3 KEYBOARD UNIT(OEL) L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 30

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 KEYBOARD UNIT(OEL) PD8091A(DEH-P840MP) PD8092A(DEH-P8400MP, P8450MP) GRILLE µ-COM L 13942296513 u163 OEL UNIT MXS8018 http://www.xiaoyu163.com...

  • Page 31

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3.4 KEYBOARD UNIT(LCD) 3 7 63 1515 0 VOLUME RESET REMOTE CONTROL SENSOR CONNECTOR L 13942296513 PAUSE u163 http://www.xiaoyu163.com...

  • Page 32

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 KEYBOARD UNIT(LCD) GRILLE µ-COM L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 33

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3.5 CD MECHANISM MODULE(GUIDE PAGE) 3 7 63 1515 0 SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE PICKUP UNIT (SERVICE)(P9MP3) 3300P R022 L 13942296513 SWITCHES: CD CORE UNIT(S9MP3) ..S901 : HOME SWITCH ON-OFF ..

  • Page 34

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 CD CORE UNIT (S9MP3) L 13942296513 & u163 http://www.xiaoyu163.com...

  • Page 35

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 36

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 37

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 38

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP CN723 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 39

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP Note:1. The encircled numbers denote measuring points in the circuit diagram. 3 7 63 1515 0 2. Reference voltage REFO1 : 1.65V - Waveforms 5 CH1:SIN 1 CH1:DSCSNS 5V/div. 1 CH1:DSCSNS 5V/div. 1V/div. 6 CH2:CIN 2 CH2:CLCONT 2 CH2:CLCONT 500mV/div.

  • Page 40

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 # CH1:RFAGC 1V/div. 8 CH1:FIN 0 CH1:TE 500mV/div. 500mV/div. 200ms/div. 2ms/div. ! CH2:FE # CH2:RFAGC 500mV/div. 0 CH2:TE 500mV/div. 500mV/div. 500µs/div. 7 CH3:TIN 500mV/div. Focus Search 1Track Jump When "Tracking Open" Ref. : Ref.

  • Page 41: Pcb Connection Diagram

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 4. PCB CONNECTION DIAGRAM 3 7 63 1515 0 4.1 TUNER AMP UNIT NOTE FOR PCB DIAGRAMS 1.The parts mounted on this PCB TUNER AMP UNIT include all necessary parts for several destination. CORD ASSY For further information for respective destinations, be sure to check with the schematic dia- gram.

  • Page 42

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 SIDE A IC,Q A CABLE FM/AM TUNER UNIT IP-BUS L 13942296513 M951 u163 FRONT http://www.xiaoyu163.com...

  • Page 43

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 TUNER AMP UNIT IC,Q L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 44

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 SIDE B L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 45

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 4.2 KEYBOARD UNIT(OEL) SIDE A SIDE B KEYBOARD UNIT(OEL) KEYBOARD UNIT(OEL) CN831 OEL UNIT L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 46

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 4.3 KEYBOARD UNIT(LCD) 3 7 63 1515 0 SIDE A SIDE B KEYBOARD UNIT(LCD) KEYBOARD UNIT(LCD) L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 47

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 4.4 CD MECHANISM MODULE 3 7 63 1515 0 CD CORE UNIT (S9MP3) SIDE A 12EJ DSCSNS LOADING /CARRIAGE MOTOR SPINDLE MOTOR CN723 L 13942296513 HOME PICKUP UNIT (SERVICE)(P9MP3) u163 http://www.xiaoyu163.com...

  • Page 48

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 SIDE B CD CORE UNIT (S9MP3) CLAMP L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 49

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 4.5 SWITCH PCB SIDE A SWITCH PCB S951 OPEN S952 S953 CLOSE EJECT L 13942296513 SWITCH PCB SIDE B YELLOW BLUE u163 CN811 GREEN BLACK http://www.xiaoyu163.com...

  • Page 50

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 4.6 CONNECTOR PCB CONNECTOR PCB SIDE A SIDE B CONNECTOR PCB CN832 L 13942296513 CN1901 u163 http://www.xiaoyu163.com...

  • Page 51: Electrical Parts List

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 5. ELECTRICAL PARTS LIST NOTES: - 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..

  • Page 52

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- Radiator 10.00MHz CSS1475 RS1/16S471J Lamp 14V 40mA CEL1593 RS1/16S471J Semi-fixed 10kΩ(B) CCP1229 RS1/16S471J MIC 231 Microphone CPM1011...

  • Page 53

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- RS1/16S221J CAPACITORS RS1/16S221J RS1/16S473J CKSRYB104K16 RS1/16S682J CEAL1R0M50 RS1/16S682J CEAL1R0M50 CEALR22M50 RD1/4PU271J CEALR22M50 RD1/4PU221J RS1/16S102J CEAL1R0M50 RS1/16S102J...

  • Page 54

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- CKSRYB473K50 Unit Number : CWM8051 (DEH-P840MP/XN/UC) CKSRYB103K50 : CWM8052 (DEH-P8400MP/XN/UC) CEJQ101M10 (DEH-P8450MP/XN/ES) CKSRYB223K50 Unit Name : Keyboard Unit(OEL) CKSRYB472K50...

  • Page 55

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- CAPACITORS 1920 RS1/16S560J 1922 RS1/16S560J 1924 RS1/16S271J 1805 CKSRYB102K50 1926 RS1/16S271J 1806 CSZSR4R7M10 1928 RS1/16S331J 1807...

  • Page 56

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- Spring Switch (DSCSNS) CSN1051 RS1/16SS103J Spring Switch (12EJ) CSN1052 RS1/16SS0R0J Spring Switch (8EJ) CSN1051 RS1/16SS0R0J RS1/16SS102J...

  • Page 57

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- CKSSYB104K10 Miscellaneous Parts List CKSSYB104K10 CKSSYB104K10 Pickup Unit(Service)(P9MP3) CXX1550 CKSSYB104K10 Motor Unit(SPINDLE) CXB6007 CKSSYB332K50 Motor Unit(LOADING/CARRIAGE) CXB5903...

  • Page 58: Adjustment

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 6. ADJUSTMENT 6.1 JIG CONNECTION DIAGRAM U ER A du e GGD1292 L 13942296513 KEYBOARD U I (L D) 1902 Rubber Band Rubber Band u163 http://www.xiaoyu163.com...

  • Page 59

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 6.2 OEL UNIT ADJUSTMENT Adjustment point KEYBOARD UNIT(OEL) (SIDE B) L 13942296513 Digital Multi-Meter VR1801 IC1801 IC1802 u163 <When the OEL Unit has been replaced> 1. Use VR1801 to adjust the resistance between TP1 and TP2 to 6.1kΩ. http://www.xiaoyu163.com...

  • Page 60

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 6.3 CD ADJUSTMENT 1) Precautions 2) Test Mode • This unit uses a single power supply (+3.3V) for the This mode is used for adjusting the CD mechanism regulator. The signal reference potential, therefore, is module of the device.

  • Page 61

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - Flow Chart [4]+[6]+Reset [KEY] Test Mode In Contents Display [CD] or [SOURCE] Source On [BAND] RF AMP Power On Power On New Test Mode Gain switching (T. offset is adjusted) (T. offset is not adjusted) [BAND] Tracking Servo Focus Close /...

  • Page 62: Checking The Grating After Changing The Pickup Unit

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 6.4 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT • Note : The grating angle of the PU unit cannot be adjusted after the PU unit is changed. The PU unit in the CD mecha- nism module is adjusted on the production line to match the CD mechanism module and is thus the best adjusted PU unit for the CD mechanism module.

  • Page 63

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 Ech → Xch 20mV/div, AC Grating waveform Fch → Ych 20mV/div, AC 0° 30° 45° 60° L 13942296513 75° 90° u163 http://www.xiaoyu163.com...

  • Page 64: Cd Test Mode

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 6.5 CD TEST MODE - Error Messages If a CD is not operative or stopped during operation due to an error, the error mode is turned on and cause(s) of the error is indicated with a corresponding number. This arrangement is intended at reducing nonsense calls from the users and also for facilitating trouble analysis and repair work in servicing.

  • Page 65

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - New Test Mode S-CD plays the same way as before. If an error such as off focus, spindle unlocking, unreadable sub-code, or sound skipping occurs after setup, its cause and time occurred (in absolute time) are displayed. During setup, operational status of the control software is displayed.

  • Page 66

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 (4) Display of Operational Status during Setup Status No. Contents Protective action Focus search start Focus search timeout. Focus search 2 Focus search timeout. Focus search 3 Focus search timeout. Focus search 4 Focus search timeout.

  • Page 67

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 (5) Display Examples 1) During Setup 8-digit display, 6-digit display 4-digit display(Auto setting) 4-digit display(Manual setting) TNO. Min Sec TNO. Min Sec 11 11' 11" 11' 11" 2) During Operation (TOC read, TRK search, Play, FF and REV) The same as in the normal mode.

  • Page 68: General Information

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 7. GENERAL INFORMATION 7.1 DIAGNOSIS 7.1.1 DISASSEMBLY Removing the Case nit (Fig.1) Remove the screw and then remove the ase Re ease the atches n order o the n m er nd cated n F g 1 L 13942296513 F g 1 Removing the CD Mechanism Module (Fig.2)

  • Page 69

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 oving the Arm nit osition nd a d y a nd n add d L 13942296513 Removing the Detach Grille Assy and Grille Assy n n a n Removing the anel u163 http://www.xiaoyu163.com...

  • Page 70

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 Removing the Gear Unit Move the Arm n t to the CLOSE POSITION Remove the four screws and then remove the hen ou remove or nta the n t do so w th the Arm n t n the CLOSE POSITION oint or the Gear Unit...

  • Page 71

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 Removing the Tuner Amp Unit (Fig.7) n Tun L 13942296513 n pa a y f u163 http://www.xiaoyu163.com...

  • Page 72

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  • Page 73

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - How to hold the Mechanical Unit 1. Hold the top and bottom frame. 2. Do not squeeze top frame's front portion too tight, because it is fragile. Do not squeeze. - How to remove the Top and Bottom Frame Top Frame 1.

  • Page 74

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - How to remove the CD Core Unit(S9MP3) 1. Give jumper-solder treatment to the Flexible Wire of Jumper-Solder the Pickup unit, then remove the wire from the CD Core Unit Connector. (S9MP3) 2. Remove all 4 points of solder-treatment on the Lead Wire.

  • Page 75

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - Lubricants Points L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 76

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 (2) Button (CAC7247) Lubricants (GEM1016) Application to all points. ( iel ) ( iel ) (3) Case Unit (CXB7968) Lubricants ( 38 E) Application to all points. L 13942296513 ( lot) Bot si es. ( lot) Bot si es.

  • Page 77: Connector Function Description

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 7.1.2 CONNECTOR FUNCTION DESCRIPTION ANTENNA 6 mm MAX POWER SUPPLY IP-BUS 2 4 6 8 10 12 14 16 1 3 5 7 9 11 13 15 L 13942296513 9 RL- B.UP REAR OUTPUT 10 FL- 11 RL+ 12 FL+...

  • Page 78: Parts

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 7.2 PARTS 7.2.1 IC PD5741A UPD63760GJ PD9023A PD5740A MSM51V4265EP-70TS UPD61002GC PAL007A BA033SFP PD8091A BA5996FM PD8092A PE5269A PD5745A S-818A33AUC-BGN PD6340A BA25BC0WFP - Pin Functions (PD5741A)(DEH-P840MP/XN/UC, P8400MP/XN/UC) Pin No. Pin Name Function and Operation P-BUS:Data output bsck P-BUS:Clock output DUALILM...

  • Page 79

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 Pin No. Pin Name Function and Operation TUNER:Stereo input TUNER:SD input 51-53 Not used LOCH Local H output TUNPDO TUNER:PLL data output TUNPDI TUNER:PLL data input TUNPCK TUNER:PLL clock output LOCL Local L output BRXEN P-BUS:Communication input / output BRST...

  • Page 80

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 *PD5741A IC's marked by * are MOS type. Be careful in handling them because they are very liable to be damaged by electrostatic induction. - Pin Functions (PD5740A)(DEH-P8450MP/XN/ES) Pin No. Pin Name Function and Operation P-BUS:Data output bsck P-BUS:Clock output...

  • Page 81

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 Pin No. Pin Name Function and Operation TUNER:Stereo input TUNER:SD input 51-53 Not used LOCH Local H output TUNPDO TUNER:PLL data output TUNPDI TUNER:PLL data input TUNPCK TUNER:PLL clock output LOCL Local L output BRXEN P-BUS:Communication input / output BRST...

  • Page 82

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 *PD5740A PAL007A sw_vcc amp_vcc sw_vcc stby L 13942296513 12 13 14 15 16 17 24 25 10 11 18 19 20 21 22 23 *PD8091A(DEH-P840MP/XN/UC) *PD8092A(DEH-P8400MP/XN/UC, DEH-P8450MP/XN/ES) D15/A-1 : Data output / Address input A0-19 : Address input D0-14 : Data output ce : Chip enable...

  • Page 83

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - Pin Functions (PD5745A) Pin No. Pin Name Function and Operation Not used BYTE GND connection CNVSS GND connection 8, 9 Not used reset Reset input XOUT Crystal oscillating element connection pin VSS connection Crystal oscillating element connection pin VDD connection NVI input...

  • Page 84

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 *PD5745A - Pin Functions (PD6340A) Pin No. Pin Name Function and Operation SEG4-0 LCD segment output COM3-0 LCD common output VLCD LCD drive power supply 11-14 KST3-0 Key strobe output 15,16 KDT0,1 Key data input (analogue input) Remote control reception DPDT Display data input...

  • Page 85

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - Pin Functions (UPD63760GJ) Pin No. Pin Name Function and Operation R.GND GND for DRAM I/F Input of reset AB12-8 Address bus 12-8 from the microcomputer 8-15 AD7-0 Address/data bus 7-0 to the microcomputer Chip selection ASTB Address strobe...

  • Page 86

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 Pin No. Pin Name Function and Operation cas) Output of DRAM Lower CAS cas! Output of DRAM Upper CAS Output of DRAM WE Output of DRAM OE 73-88 RDB0-15 Input/output of DRAM Data0-15 D.GND Ground for digital circuits 90-99...

  • Page 87

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 *UPD63760GJ *MSM51V4265EP-70TS 44 VSS 43 DQ16 42 DQ15 41 DQ14 40 DQ13 39 VSS A0-A8 :Address input 38 DQ12 ras : Row address strobe 37 DQ11 lcas : Lower column address strobe ucas : Upper column address strobe 36 DQ10 DQ1-DQ16 :...

  • Page 88

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - Pin Functions(BA5996FM) Pin No. Pin Name Function and Operation Input pin for reference voltage OPIN2(+) Input pin for non-inverting input for CH2 preamplifier OPIN2(-) Input pin for inverting input for CH2 preamplifier OPOUT2 Output pin for CH2 preamplifier OPIN1(+)

  • Page 89

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - Pin Functions (PE5269A) Pin No. Pin Name Format Function and Operation FTXD For rewriting Flash EP-ROM (sending signals) Open Input of P-Bus serial data Output of P-Bus serial data bsck Input/output of P-Bus serial clock 6, 7 DFS1, 2 Output 1, 2 of settings of DA I/F IC sampling frequency...

  • Page 90

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 Pin No. Pin Name Format Function and Operation AVREF Input of reference voltage for A/D converter VDSENS Input of sensing short of VD power supply DSCSNS Input of sensing disc status TEMP Input of sensing information on temperature HOME Input of sensing Home SW csens...

  • Page 91

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 *S-818A33AUC-BGN BA25BC0WFP ON/OFF ON/OFF Vref VOUT *PD9023A CS : Chip select input L 13942296513 N.C. SK : Serial clock input DI : Serial data input DO : Serial data output N.C. GND : Ground N.C.

  • Page 92

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - Pin Function (UPD61002GC) Pin No. Pin Name Function and Operation VDD3 Power supply (3.3V) Not used GND3 Not used PCM output data VDD2 Power supply (2.5V) Clock input DVDD Power supply (PLL) (Digital) AVDD Power supply (PLL) (Analog)

  • Page 93

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 Pin No. Pin Name Function and Operation Not used GND2 PCM input data LRCKI3 PCM input LRCK BCKI3 PCM input bit clock PCM input data LRCKI2 PCM input LRCK BCKI2 PCM input bit clock PCM input data LRCKI1 PCM input LRCK...

  • Page 94

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - FM/AM Tuner Unit FM/AM 1ST IF 10.7MHz MPXREF 41kHz AMRF T51 Q51 CF51 CF52 CF53 AMDET AMANT L ch IC 2 FM MPX R ch ANT ADJ COMP MIXER, IF AMP, DET. LDET FMANT RFGND...

  • Page 95: Display

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 7.2.2 DISPLAY CAW1704 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 96: Operational Flow Chart

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 7.3 OPERATIONAL FLOW CHART Power ON VCC=5V Pin 16/17/62/99 bsens Pin 73 bsens=L asens Pin 74 asens=L ASENBO←H Pin 82 Starts communication with Grille microcomputer. 300ms L 13942296513 SWVDD←H Pin 40 (OEL) 300ms Pin 79 (LCD) In case of the above signal, the communication with Grille microcomputer may fail.

  • Page 97: Operations And Specifications

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 8. OPERATIONS AND SPECIFICATIONS 8.1 OPERATIONS 1-6 (P I G) L 13942296513 u163 I P A http://www.xiaoyu163.com...

  • Page 98

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 REMOTE CONTROL ASSY DEH-P840MP/XN/UC, P8450MP/XN/ES UTTON SOURCE UTTON UTTON / / / UTTONS OLUME UTTON UNCT ON AUD O UTTON UTTON L 13942296513 REMOTE CONTROL UN T DEH-P8400MP/XN/UC UTTON UTTON UTTON / / / UTTONS UNCT ON AUD O...

  • Page 99

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 100: Specifications

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 8.2 SPECIFICATIONS - DEH-P840MP/XN/UC Specifications (High) ....... +11 dB (100 Hz) +11 dB (10 kHz) General (Volume: –30 dB) Power source ....14.4 V DC Tone controls: (Bass) (10.8 – 15.1 V allowable) Frequency ..

  • Page 101

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - DEH-P8400MP/XN/UC Specifications (High) ....... +11 dB (100 Hz) +11 dB (10 kHz) General (Volume: –30 dB) Tone controls: Power source ....14.4 V DC (Bass) (10.8 – 15.1 V allowable) Frequency ..40/63/100/160 Hz Grounding system ..

  • Page 102

    http://www.xiaoyu163.com DEH-P840MP,P8400MP,P8450MP 3 7 63 1515 0 - DEH-P8450MP/XN/ES Specifications (Treble) Frequency ..2.5 k/4 k/6.3 k/10 k Hz Gain ....±12 dB General HPF: Frequency ..50/80/125 Hz Power source ....14.4 V DC Slope ....–12 dB/oct (10.8 – 15.1 V allowable) Subwoofer: Grounding system ..

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