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Service
Manual
MULTI-CD CONTROL HIGH POWER CD/MP3 PLAYER WITH FM/AM TUNER
DEH-P450MP
DEH-P4500MP
DEH-P3550MP
- This service manual should be used together with the following manual(s):
Model No.
Order No.
CX-3057
CRT3026
For details, refer to "Important symbols for good services".
PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC.
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
DEH-P450MP/XM/UC
Mech. Module Remarks
S10MP3
CD Mech. Module:Circuit Description, Mech.Description, Disassembly
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
XM/UC
XM/ES
K-ZZY. JAN. 2003 Printed in Japan
ORDER NO.
CRT3019
XM/UC
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Table of Contents
Related Manuals for Pioneer DEH-P450MP
Summary of Contents for Pioneer DEH-P450MP
- 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. JAN. 2003 Printed in Japan...
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Page 2: Safety Information
By following the instructions in this manual, be sure to apply the prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed ones should be used. DEH-P450MP/XM/UC... -
Page 3: Table Of Contents
CONTENTS SAFETY INFORMATION ............................2 1. SPECIFICATIONS ...............................4 2. EXPLODED VIEWS AND PARTS LIST........................6 2.1 PACKING................................6 2.2 EXTERIOR (DEH-P450MP, P4500MP)........................8 2.3 EXTERIOR (DEH-P3550MP) ..........................12 2.4 CD MECHANISM MODULE ..........................14 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ....................16 3.1 BLOCK DIAGRAM ..............................16 3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE) ..................18 3.3 KEYBOARD UNIT ...............................24... -
Page 4: Specifications
1. SPECIFICATIONS - DEH-P450MP/XM/UC, P4500MP/XM/UC DEH-P450MP/XM/UC... - Page 5 - DEH-P3550MP/XM/ES DEH-P450MP/XM/UC...
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Page 6: Exploded Views And Parts List
2. EXPLODED VIEWS AND PARTS LIST 2.1 PACKING DEH-P450MP/XM/UC... - Page 7 - 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 Part No. Mark No. Symbol and Description DEH-P450MP/XM/UC DEH-P4500MP/XM/UC DEH-P3550MP/XM/ES 1 Cord Assy CDE7060...
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Page 8: Exterior (Deh-P450Mp, P4500Mp)
2.2 EXTERIOR (DEH-P450MP, P4500MP) DEH-P450MP/XM/UC... - Page 9 (1) EXTERIOR (DEH-P450MP, P4500MP) SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Remote Control Unit See Contrast table(2) 51 Arm CNV7400 2 Cover See Contrast table(2) 52 Arm CNV7401 3 Screw ISS26P055FTC 53 Arm...
- Page 10 (2) CONTRAST TABLE DEH-P450MP/XM/UC and DEH-P4500MP/XM/UC are constructed the same except for the following: Part No. Mark No. Symbol and Description DEH-P450MP/XM/UC DEH-P4500MP/XM/UC 1 Remote Control Unit Not used CXC1265 2 Cover Not used CNS7068 16 Panel CNS6935 CNS6934 63 Detach Grille Assy...
- Page 11 DEH-P450MP/XM/UC...
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Page 12: Exterior (Deh-P3550Mp)
2.3 EXTERIOR (DEH-P3550MP) DEH-P450MP/XM/UC... - Page 13 40 Spring CBH2650 85 Connector CNV6440 86 Lighting Conductor CNV7711 41 Spring CBH2651 87 Grille Unit CXB9624 42 Spring CBH2652 43 Spring CBH2653 2SD2375 Transistor(Q752, 901, 911) 44 Spring CBL1512 89 IC(IC301) PAL007A 45 Holder CND1254 90 IC(IC1902) TSOP4840SB1 DEH-P450MP/XM/UC...
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Page 14: Cd Mechanism Module
2.4 CD MECHANISM MODULE 1GEM1024 GEM104 GEM10 DEH-P450MP/XM/UC... - Page 15 40 Lever CNC9983 85 Screw(M2x5) EBA1028 41 Lever CNC9984 86 Screw JFZ20P020FTC 87 Screw JGZ17P022FTC 42 Sheet CNM8134 88 Washer YE15FTC 43 Collar CNV6906 44 Guide CNV6925 89 Washer YE20FTC 45 Arm CNV7198 90 Pickup Unit(Service)(P10) CXX1641 91 Screw IMS26P030FMC DEH-P450MP/XM/UC...
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Page 16: Block Diagram And Schematic Diagram
BRST,BRXEN,BSRQ CONT CONT BDATA,BSCK CD CONTROLLER Q752 CLAMP IC 701 PE5352B DSCSNS HOME HOME CD3VON Q751 VDCONT 12EJ DISC SENSE 8EJ SENSE CLAMP VDCONT SENSE SENSE +3.3V REGULATOR IC 203 3VDD IC 703 V3R3D BA033SFP S-818A33AUC-BGN +3.3V REGULATOR Q754 DEH-P450MP/XM/UC... -
Page 17: Panel Unit
DEH-P450MP/XM/UC CN351 DEH-P4500MP/XM/UC RESET IC 651 BD4834G Q352 Q351 TUNPCE2 TUNPCE1 TUNPDI TUNPDO TUNPCK VDD REGULATOR Q901 Q902 SYSTEM CONTROLLER IC 601(1/2) PE5393A DALMON CN981 BACKUP SENSE FUSE bsens BACK UP Q931 asens ACC SENSE ELECTRONIC VOLUME/ SOURCE SELECTOR POWER AMP... -
Page 18: Overall Connection Diagram(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 CD:0dBs Guide page Detailed page FM:-31 AM:-31 IP-BUS:+2 CN901 CD CORE UNIT(S10MP3) IP-BUS:+2.2dBs R9101 FM(30%):-30.0dBs AM(30%):-30.0dBs R9403 EJECT PANEL UNIT DEH-P450MP/XM/UC... - Page 19 No differentiation is made between chip capacitors and 0.022 R022 discrete capacitors. 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. DEH-P450MP/XM/UC...
- Page 20 DEH-P450MP/XM/UC...
- Page 21 DETACH SENSE CN1901 KEYBOARD UNIT FM/AM TUNER UNIT DEH-P450MP/XM/UC...
- Page 22 DEH-P450MP/XM/UC...
- Page 23 DEH-P450MP/XM/UC...
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Page 24: Keyboard Unit
3.3 KEYBOARD UNIT KEYBOARD UNIT DEH-P450MP/XM/UC... - Page 25 P450MP P3550MP P4500MP LCD1901 CAW1759 CAW1762 D1801, 1802 NSSW440-9159 NSSW440-2549 DEH-P450MP/XM/UC...
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Page 26: Cd Mechanism Module
CD CORE UNIT 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 original switch position. R744 SPINDLE MOTOR M1 CXB6007 M2 CXB8933 LOADING/CARRIAGE MOTOR DEH-P450MP/XM/UC... - Page 27 CD CORE UNIT (S10MP3) R209 R207 R205 R240 SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE MA152WA 4R7/25 & 4R7/25 PE5352B CN721 DEH-P450MP/XM/UC...
- Page 28 DEH-P450MP/XM/UC...
- Page 29 DEH-P450MP/XM/UC...
- Page 30 DEH-P450MP/XM/UC...
- Page 31 DEH-P450MP/XM/UC...
- Page 32 00m /di 0ms/di 00m /di s/di 00m /di s/di 00m /di 1 /di pindle a e orm during pindle a e orm during agni ied e e pattern e .: e .: e .: ode: ode: ode: Normal Normal Normal DEH-P450MP/XM/UC...
- Page 33 1 SCS S 5V/div 1 SCS S 1V/div /div 500m /div 5V/div /div 1V/div 5V/div 5V/div 5V/div 5V/div A a o Audio i e wave, 1 Hz 1 cm C cm C orma orma orma DEH-P450MP/XM/UC...
- Page 34 1V/div 500m /div 1V/div 500m /div 500mV/div 500mV/div 500mV/div 500mV/div Wh n witching to D- M rom D-DA Wh n witching to D-DA rom D- (BA D k y) (BA D k y) ormal ormal DEH-P450MP/XM/UC...
- Page 35 DEH-P450MP/XM/UC...
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Page 36: Pcb Connection Diagram
CORD ASSY For further information for respective destinations, be sure to check with the schematic dia- gram. 2.Viewpoint of PCB diagrams IP-BUS Capacitor Connector SIDE A SIDE B P.C.Board Chip Part L981 CN901 DETACH SENSE DEH-P450MP/XM/UC... - Page 37 SIDE A IC,Q RCA OUT ANTENNA CN1950 FRONT DEH-P450MP/XM/UC...
- Page 38 TUNER AMP UNIT IC,Q DEH-P450MP/XM/UC...
- Page 39 SIDE B DEH-P450MP/XM/UC...
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Page 40: Panel Unit
4.2 PANEL UNIT SIDE A PANEL UNIT CN1901 EJECT SIDE B PANEL UNIT CN831 DEH-P450MP/XM/UC... -
Page 41: Keyboard Unit
4.3 KEYBOARD UNIT SIDE A KEYBOARD UNIT SIDE B KEYBOARD UNIT IC,Q IC,Q CN1951 ↓ DEH-P450MP/XM/UC... -
Page 42: Cd Mechanism Module
4.4 CD MECHANISM MODULE SIDE A CD CORE UNIT(S10MP3) LOADING /CARRIAGE MOTOR SPINDLE MOTOR CN721 HOME PICKUP UNIT (SERVICE) DEH-P450MP/XM/UC... - Page 43 SIDE B CD CORE UNIT(S10MP3) 12EJ CLAMP DSCSNS DEH-P450MP/XM/UC...
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Page 44: Electrical Parts List
DAN202U RS1/16S103J RS1/16S331J Diode DAP202U RS1/16S821J Diode DAP202U RS1/16S821J Diode HZS6L(B1) (P450MP, P4500MP) RS1/16S821J Diode MPG06G-6415G50 Diode HZS9L(B3) (P450MP, P4500MP) RS1/16S821J RS1/16S223J Diode 1SR154-400 RS1/16S223J Diode 1SR154-400 (P450MP, P4500MP) RS1/16S223J Diode 1SR154-400 (P450MP, P4500MP) RS1/16S223J Diode HZS7L(C3) Diode HZS7L(A1) DEH-P450MP/XM/UC... - Page 45 RS1/16S331J CKSRYB474K10 RD1/4PU0R0J CKSRYB474K10 RS1/16S222J CKSRYB474K10 RS1/16S222J CEHAR330M10 RS1/16S222J 3300µF/16V CCH1486 RS1/16S222J CKSRYB104K25 RS1/16S473J CEHAR100M16 RS1/16S473J CKSQYB225K10 RD1/4PU391J CKSQYB225K10 RS1/16S102J CKSQYB105K16 RS1/16S102J CEJQ100M16 RS1/16S102J CEJQ100M16 RS1/16S102J (P450MP, P4500MP) CEJQ100M16 RS1/16S102J (P450MP, P4500MP) CEJQ100M16 RD1/4PU221J CKSRYB103K50 RS1/16S223J CEJQ470M6R3 RS1/16S821J CKSRYB103K50 DEH-P450MP/XM/UC...
- Page 46 1SS355 Diode 1SR154-400 1901 Ceramic Resonator 4.97MHz CSS1422 Diode MA152WA 1801 Lamp 14V 40mA CEL1651 1802 Lamp 14V 40mA CEL1651 Inductor CTF1386 LCD1901 LCD (P450MP, P4500MP) CAW1759 Inductor CTF1386 LCD1901 LCD (P3550MP) CAW1762 Inductor CTF1386 Inductor CTF1386 Inductor CTF1386 DEH-P450MP/XM/UC...
- Page 47 RS1/16SS103J RS1/16SS104J RS1/16SS182J RS1/16SS473J RS1/16SS103J RS1/16SS273J RS1/16SS0R0J RS1/16SS221J RS1/16SS221J RS1/16SS182J RS1/16SS0R0J RS1/16SS221J RS1/16SS104J RS1/16SS221J RS1/16SS473J RS1/16SS221J RS1/16SS333J RS1/16SS221J CAPACITORS RS1/16SS0R0J RS1/16SS183J CKSSYB104K10 RS1/16SS822J RS1/16SS0R0J CKSSYB104K10 RS1/16SS183J CEV101M16 CEV101M4 RS1/16SS822J CKSSYB104K10 RS1/16SS0R0J RS1/16SS183J CCSRCH101J50 RS1/16SS822J CKSSYB104K10 RS1/16SS183J CEV100M16 CKSSYB471K50 CKSSYB104K10 DEH-P450MP/XM/UC...
- Page 48 CEV101M16 CKSRYB224K16 CCSRCH102J50 CCSRCH102J50 4.7µF/25V CCH1508 4.7µF/25V CCH1508 CKSSYB104K10 CKSSYB471K50 CKSSYB103K16 CEV1R0M50 CKSSYB104K10 CKSSYB471K50 CKSSYB104K10 CKSSYB104K10 CKSSYB103K16 CKSSYB104K10 10µF/10V CCH1349 CKSRYB224K16 CKSSYB104K10 CKSSYB104K10 CKSSYB103K16 CKSSYB103K16 CKSSYB104K10 CCSRCH101J50 Miscellaneous Parts List Pickup Unit(Service)(P10) CXX1641 Motor Unit(SPINDLE) CXB6007 Motor Unit(LOADING/CARRIAGE) CXB8933 DEH-P450MP/XM/UC...
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Page 49: Adjustment
6. ADJUSTMENT 6.1 JIG CONNECTION DIAGRAM RUBBER BAND CN1951 TUNER AMP UNIT PANEL UNIT (SIDE A) GGD1316 CN1901 KEYBOARD UNIT (SIDE B) RUBBER BAND DEH-P450MP/XM/UC... -
Page 50: Cd Adjustment
1k ohms in series. • The load and eject operation is not guarantied with the mechanism upside down. If the mechanism is blocked due to mistaken eject operation, reset the product or turn off and on the ACC to restore it. DEH-P450MP/XM/UC... - Page 51 9) A i a i it i a i it T P(1 ) T P( N 11 N 11 As for t e dou e s eed ( ) audio out ut annot e su orted DEH-P450MP/XM/UC...
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Page 52: Checking The Grating After Changing The Pickup Unit
Because of eccentricit in the disc and a slight misalignment of the clamping center the grating waveform ma be seen to "wobble" the phase difference changes as the disc rotates . The angle specified above indicates the average angle. Reloading the disc changes the clamp position and ma decrease the "wobble". DEH-P450MP/XM/UC... - Page 53 Grating waveform 20mV/div, AC 20mV/div, AC DEH-P450MP/XM/UC...
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Page 54: Error Mode
T C can t be read error wouldn t occur but mechanism still continues its operation. hen newly design head unit be sure to apply as the display e amples above. The upper digits of error code is mainly classified by inds as follows etup related error earch related error A ther errors. DEH-P450MP/XM/UC... -
Page 55: General Information
Grille Assy. Grille Assy Fig.1 Removing the Tuner Amp Unit (Fig.2) Remove the screw. Remove the three screws. Straight the tabs at three locations indicated. Remove the screw and then remove the Tuner Amp Unit. Tuner Amp Unit Fig.2 DEH-P450MP/XM/UC... - Page 56 4. While releasing from the hook of the inner holder, lift the end of the feed screw. eed Screw Caution: In assembling, move the planet gear to the load/eject position before setting the feed screw in the inner holder. Inner older lanet DEH-P450MP/XM/UC...
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Page 57: Connector Function Description
7.1.2 CONNECTOR FUNCTION DESCRIPTION - DEH-P450MP/XM/UC, P4500MP/XM/UC DEH-P450MP/XM/UC... - Page 58 - DEH-P3550MP/XM/ES DEH-P450MP/XM/UC...
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Page 59: Parts
CD LSI command/data control output xrst CD : LSI reset control output xstb CD LSI strobe output ASENBO IP-BUS : Slave power supply control output EMUTE E.VOL : Mute control output TEST TUNER : Signal level input STRKEY1 Steering remote controller input DEH-P450MP/XM/UC... - Page 60 PLL data output TUNPCE PLL chip enable output Beep tone output Format Meaning * PE5393A CMOS IC's marked by * are MOS type. Be careful in handling them because they are very liable to be damaged by electrostatic induction. BD4834G Vref DEH-P450MP/XM/UC...
- Page 61 Stand-by P-GND2 Circuit OUT2- Offset Protector; STBY Detection Thermal OUT2+ OUT1- Offset P-GND1 Detection OUT1+ Protector; S-GND Short circuit AC-GND OUT3+ Offset P-GND3 Detection OUT3- OUT4+ Offset MUTE Detection OUT4- P-GND4 SWITCH Protector; Over current limit Mute circuit DEH-P450MP/XM/UC...
- Page 62 Crystal oscillator connection pin 25,26 KDT2,3 Key data input Not used KST4 Key strobe output 29-32 Not used 33-55 SEG35-13 LCD segment output Power supply 57-64 SEG12-5 LCD segment output *PD6340A TSOP4840SB1 Control Input Circuit Band Demodu- lator Pass DEH-P450MP/XM/UC...
- Page 63 Information on error correction (mute for Lch) C2D3 Information on error correction D.GND Ground for digital circuits Output of DRAM RAS cas) Output of DRAM Lower CAS cas! Output of DRAM Upper CAS Output of DRAM WE Output of DRAM OE DEH-P450MP/XM/UC...
- Page 64 Reversal input of TE Output of TE A.GND Ground for the analog system LDREGO Output of REG voltage for APC Input of PD Output of LD Assignment of pickup polarity A.VDD Power supply for the analog system * UPD63760GJ DEH-P450MP/XM/UC...
- Page 65 Input of read-ready flag with WMA decoder DBBO0, 1 AVDD A power supply Positive power supply (5V) AVSS A power supply GND AVREF The reference voltage input for A/D converter VDSENS VD power supply short sense input DSCSNS Disc state sense input TEMP Temperature information sense input DEH-P450MP/XM/UC...
- Page 66 ROMCS E2PROM chip selection output ROMCK E2PROM clock output FRXD For flash rewriting (received signal) FTXD For flash rewriting (transmitted signal) AO/DO The output for Analog/Digital voice output distinction P-Bus serial data input * PE5352B Format Meaning CMOS MSM51V4265EP-70TS DEH-P450MP/XM/UC...
- Page 67 22 AUDIOGND audio ground Ground of audio block 23 L ch O L channel output FM stereo “L-ch” signal output or AM audio output 24 R ch O R channel output FM stereo “R-ch” signal output or AM audio output DEH-P450MP/XM/UC...
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Page 68: Display
7.2.2 DISPLAY - LCD (CAW1759 (DEH-P450MP/XM/UC, DEH-P4500MP/XM/UC)) DEH-P450MP/XM/UC... - Page 69 - LCD (CAW1762 (DEH-P3550MP/XM/ES)) DEH-P450MP/XM/UC...
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Page 70: Operational Flow Chart
In case of the above signal, the communication with Grille microcomputer may fail. Source keys If the time interval is not 300msec, the oscillator operative may be defective. Source ON SYSPW←H Pin 21 Completes power-on operation. (After that, proceed to each source operation) DEH-P450MP/XM/UC... -
Page 71: Cleaning
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 tools CD pickup lenses Cleaning liquid : GEM1004 Cleaning paper : GED-008 DEH-P450MP/XM/UC... -
Page 72: Operations
8. OPERATIONS DEH-P450MP/XM/UC... - Page 73 DEH-P450MP/XM/UC...
- Page 74 DEH-P450MP/XM/UC...
- Page 75 CXX1645 (ES) Holder CND1249 (UC) CXX1644 (ES) 2. Replace the front panel to the unit. 3. Flip the holders into upright positions. 4. Fix the front panel to the unit using fixing screws. Fixing screw BPZ20P060FZK (UC) CXX1646 (ES) DEH-P450MP/XM/UC...
- Page 76 DEH-P450MP/XM/UC...