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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 2003

K-ZZA. FEB. 2003 Printed in Japan

ORDER NO.

CRT3072

MULTI-CD/DAB CONTROL HIGH POWER CD/MP3/WMA PLAYER WITH RDS TUNER

DEH-P77MP

EW

Service
Manual

DEH-P77MP/EW

-

This service manual should be used together with the following manual(s):

Model No.

Order No.

Mech. Module Remarks

CX-3057

CRT3026

S10MP3

CD Mech. Module:Circuit Description, Mech.Description, Disassembly

For details, refer to "Important symbols for good services". 

Summary of Contents for DEH-P77MP

Page 1: ...Road 04 01 Singapore 159936 C PIONEER CORPORATION 2003 K ZZA FEB 2003 Printed in Japan ORDER NO CRT3072 MULTI CD DAB CONTROL HIGH POWER CD MP3 WMA PLAYER WITH RDS TUNER DEH P77MPEW Service Manual DEH P77MP EW This service manual should be used together with the following manual s Model No Order No Mech Module Remarks CX 3057 CRT3026 S10MP3 CD Mech Module Circuit Description Mech Description Disass...

Page 2: ...1 MCK 36 35 X2 X1 X701 DOUT LRCK BCK ASENBO 85 MUTE XIN XOUT PEE 22 38 80 28 27 79 SYSTEM CONTROLLER IC 601 2 2 PD5854A CN401 1 2 BUS BUS BUS L BUS L TX RX IPPW swvdd BU CN701 Q781 Q782 TUNER AMP UNIT 13 X601 11 VST VC TUN L BUS L BUS L CD L 33 DPDT 34 KYDT 1 SYSPW 41 ILMPW 39 dsens A 5 8 1 7 CN101 11 BUZZER 22 21 7 16 23 IC 101 HA12187FP IP BUS DRIVER 1 2 8 6 5 TX RX IPPW BU Q101 TUN 3 3V SYS 8 5...

Page 3: ...CE1 TUNPDI TUNPDO 17 95 69 70 98 99 TUNPCK 100 ce CE1 Q402 Q401 RDS_CK RDS_LOCK 45 rck 16 RDT 46 rds k 44 rdslk RDS_DATA RDS_HSLK 4 8 BA033FP IC 921 1 3 SYS 8 5V TUN 3 3V TUNER 3 3V REGULATOR Q913 DO DI CK Q902 DALMON 67 BU 6 20 Q501 10 10 5 Q351 RL Q353 2 CN352 PL FL RL Q941 isens 81 ILM SENSE ILM 12 12 IN1 L 40 CDDAL NJM4558MD IC 752 6 7 90 1 SEL_OUT_L LEVEL INDICATOR BU Q872 Q871 ILB ILB Q881 1...

Page 4: ...se parts of identical designation Symbol indicates a resistor No differentiation is made between chip resistors and discrete resistors NOTE Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capacitors EJECT GRILLE FM AM IP CDDA MP3 WMA A B 3 2 OVERALL CONNECTION DIAGRAM GUIDE PAGE Note When ordering service parts be sure to refer to EXPLODED VIEWS AND PAR...

Page 5: ... ILL ACC TEL CEK1208 10A RR RR FR FR TUNER AMP UNIT A 600µH REAR L CH REAR R CH RR RR FR FR FL FL RL RL ACC GND ILL BACK UP B REM M 16 5dBs M 27 0dBs IP 2 2dBs DA 5 0dBs MA 0dBs FM 4 6dBs AM 3 9dBs IP 8 3dBs CD 8 1dBs CDDA MP3 WMA FM 30 6dBs AM 22 1dBs IP 34 3dBs CD 34 1dBs CDDA MP3 WMA FM 15 1dBs AM 6 6dBs IP 18 8dBs CD 18 6dBs CDDA MP3 WMA A A b ...

Page 6: ...16 1 2 3 4 1 2 3 4 F E D C B A DEH P77MP EW A a A b A a A a A b 2 1 D CN901 CN902 FM 16 5dBs AM 27 0dBs IP 2 2dBs CDDA 5 0dBs MP3 WMA 0dBs ...

Page 7: ... R022 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 Symbol indicates a resistor No differentiation is made between chip resistors and discrete resistors NOTE Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capacitors EJECT GRILLE ...

Page 8: ... A b A b 2 1 4 6 5 7 8 2 1 3 4 3 2 1 FRONT R CH FRONT L CH SUBWOOFER R CH SUBWOOFER L CH TUNER AMP UNIT A REAR L CH REAR R CH Bs Bs Bs Bs Bs FM 4 6dBs AM 3 9dBs IP 8 3dBs CD 8 1dBs CDDA MP3 WMA FM 15 1dBs AM 6 6dBs IP 18 8dBs CD 18 6dBs CDDA MP3 WMA ...

Page 9: ... B A 5 6 7 8 DEH P77MP EW A a A b A b 3 4 BACKUP GND RL RL FL FL B REM ILL ACC TEL CEK1208 10A RR RR FR FR 600µH RR RR FR FR FL FL RL RL ACC GND ILL BACK UP B REM FM 30 6dBs AM 22 1dBs IP 34 3dBs CD 34 1dBs CDDA MP3 WMA ...

Page 10: ...20 1 2 3 4 1 2 3 4 F E D C B A DEH P77MP EW C RESET REMOTE CONTROL SENSOR LCD DRIVER KEY CONTROLLER 3 3 KEYBOARD UNIT ...

Page 11: ...21 5 6 7 8 F E D C B A 5 6 7 8 DEH P77MP EW C SOURCE VOLUME TA SELECT B C KEYBOARD UNIT CN1951 ...

Page 12: ...H ON OFF S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the switch position M1 CXB6007 M2 CXB8933 LOADING CARRIAGE MOTOR SPINDLE MOTOR CN101 PICKUP UNIT SERVICE P10 1 8 6 5 0 2 3 7 F F T T T T T T T T F F F F F F C S T F C S T F C S T F F F T T S S C C S S C C F F T T 3 4 CD MECHANISM MODULE GUIDE PAGE D D a ...

Page 13: ...23 5 6 7 8 F E D C B A 5 6 7 8 DEH P77MP EW D CD CORE UNIT S10MP3 A CN701 CN901 CN902 A CN702 4 9 F T C S SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE D b D ...

Page 14: ...24 1 2 3 4 1 2 3 4 F E D C B A DEH P77MP EW A a D b D a D a D b CN101 PICKUP UNIT SERVICE P10 0 F F T T T T T T T T F F F F F F C S T F C S T F F F T T ...

Page 15: ...D 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 switch position M1 CXB6007 M2 CXB8933 LOADING CARRIAGE MOTOR SPINDLE MOTOR 1 8 6 5 2 3 7 C S T F F F T T S S C C S S C C ...

Page 16: ...26 1 2 3 4 1 2 3 4 F E D C B A DEH P77MP EW D a D b D b D CD CORE UNIT S10MP3 CN902 A CN702 9 F T SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE ...

Page 17: ...27 5 6 7 8 F E D C B A 5 6 7 8 DEH P77MP EW D a D b D b 1 2 3 4 A CN701 CN901 4 F T C S SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE ...

Page 18: ...E FE 500mV div 500mV div 200ms div When setting up Source On Ref REFO Mode Normal FE 8 FIN 0 TE 7 TIN 500mV div 500mV div 500mV div 500mV div 20ms div Ref REFO Mode Normal FE 8 FIN 0 TE 7 TIN 500mV div 500mV div 500mV div 500mV div 20ms div During Play CD DA During Play CD ROM Track Jump is generated periodically Refer to Track Jump waveform Ref REFO Mode Normal MDX 5 SIN 500mV div 200mV div 50ms ...

Page 19: ...gital Audio Digital Audio Magnified Ref GND Mode Normal RFAGC 0 TE 7 TIN 1V div 500mV div 500mV div 1ms div 32 Track Jump Ref REFO Mode TEST RFAGC 7 TIN 0 TE 8 FIN 1V div 1V div 1V div 1V div 500µs div Ref REFO Mode Normal RFAGC 0 TE 7 TIN 1V div 500mV div 500mV div 5ms div 100 Track Jump When passing black dots 800µm Ref REFO Mode TEST During inside outside search outer circumference inner circum...

Page 20: ...W 5 SIN 6 CIN 7 TIN 1V div 500mV div 500mV div 500ms div Ref REFO Mode Normal 5 SIN 6 CIN 7 TIN 1V div 500mV div 500mV div 500ms div Ref REFO Mode Normal When switching to CD ROM from CD DA BAND key When switching to CD DA from CD ROM BAND key ...

Page 21: ...31 5 6 7 8 F E D C B A 5 6 7 8 DEH P77MP EW ...

Page 22: ...OUTPUT SUBWOOFER OUTPUT or NON FADING OUTPUT REAR OUTPUT 1 BUS 2 GND 3 GND 4 NC 5 BUS 6 GND 7 BUS L INPUT 8 ASENB 9 BUS R INPUT 10 BUS R INPUT 11 BUS L INPUT WIRED REMOTE CONTROL 10A 2 16 4 6 8 10 12 14 1 15 3 5 7 9 11 13 11 10 9 8 7 6 5 4 3 2 1 F SW 5 6 7 8 F E D C B A 5 6 7 8 DEH P77MP EW 7 1 2 CONNECTOR FUNCTION DESCRIPTION ...

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