Pioneer KEH-1940, Service Manual

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PIONEER CORPORATION
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C
PIONEER CORPORATION 1999
K-ZZY. NOV. 1999 Printed in Japan
ORDER NO.
CRT2425
HIGH POWER CASSETTE PLAYER WITH FM/MW/LW TUNER
KEH-1940
X1M/EW
Service
Manual
CONTENTS
1. SAFETY INFORMATION............................................2
2. EXPLODED VIEWS AND PARTS LIST ......................2
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..10
4. PCB CONNECTION DIAGRAM................................20
5. ELECTRICAL PARTS LIST........................................28
6. ADJUSTMENT .........................................................32
7. GENERAL INFORMATION.......................................34
7.1 DISASSEMBLY ..................................................34
7.2 PARTS ................................................................35
7.2.1 IC ...............................................................35
7.2.2 DISPLAY ...................................................38
8. OPERATIONS AND SPECIFICATIONS ....................39
KEH-1960
X1M/EW
KEH-1940/X1M/EW
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This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-644 CRT1800 2M
Cassette Mech. Module:Circuit Description, Mech.Description, Disassembly