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Pioneer KEH-P4020 Service Manual
Pioneer KEH-P4020 Service Manual

Pioneer KEH-P4020 Service Manual

Multi-cd control high power cassette player with fm/am tuner
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MULTI-CD CONTROL HIGH POWER CASSETTE PLAYER WITH FM/AM TUNER
KEH-P4020
KEH-P4022
KEH-P4025
- This service manual should be used together with the following manual(s):
Model No.
Order No.
CX-1011
CRT2406
NOTE:
-
This service manual does not describe the CD test mode.
For the operations in the CD test mode, refer to the CD player's Service manual.
CONTENTS
1. SAFETY INFORMATION
2. EXPLODED VIEWS AND PARTS LIST
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
4. PCB CONNECTION DIAGRAM
5. ELECTRICAL PARTS LIST
6.ADJUSTMENT
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
PIONEER CORPORATION 2001
Mech. Module Remarks
3L
Cassette Mech. Module:Mech.Description, Disassembly, Adjustment
2
2
8
18
27
32
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
XM/EE
XM/ES
7. GENERAL INFORMATION
7.1 DIAGNOSIS
7.1.1 DISASSEMBLY
7.1.2 CONNECTOR FUNCTION DESCRIPTION
7.2 PARTS
7.2.1 IC
7.2.2 DISPLAY
7.3 OPERATIONAL FLOW CHART
8. OPERATIONS AND SPECIFICATIONS
ORDER NO
CRT2763
XM/UC
K-ZZT. NOV. 2001 Printed in Japan
33
33
33
34
35
35
40
41
42

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Summary of Contents for Pioneer KEH-P4020

  • 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 PIONEER CORPORATION 2001 K-ZZT. NOV. 2001 Printed in Japan...
  • Page 2: Block Diagram And Schematic Diagram

    3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM...
  • Page 4: Overall Connection Diagram

    3.2 OVERALL CONNECTION DIAGRAM...
  • Page 6: Keyboard Unit

    3.3 KEYBOARD UNIT...
  • Page 8 3.4 PANEL PCB UNIT...
  • Page 9: Cassette Mechanism Module

    3.5 CASSETTE MECHANISM MODULE DECK UNIT Vref CN252 C256 Rev-L Rev-R NFI(R) MUTE 120/70 Vref1 IC251 ser/REP RIN(L) Fwd-R HA12229F RIN(R) MSOUT Fwd-L R404 MSDET FIN(R) C404 Vref2 EQ AMP R403 FIN(L) MAOUT MSGV(R) NFI(L) HEAD ASSY EXA1589 TEST TAPE NCT-150 C255 (400Hz, 200nWb/m)
  • Page 10 MOTOR UNIT M1 MOTOR UNIT (SUB MOTOR) (MAIN MOTOR) EXA1580 EXA1621 SENSOR UNIT CN254 CN253 CN255 CN256 REEL SENSE Q101 EGN1004 L102 L101 MOTOR ESG1007 S102 MODE DRIVER load ESG1007 S101 LOAD C351 OUT1 OUT2 C354 C405 R033 PGND C355 VCC1 PSO3 VCC2...