Pioneer kehp 7800 r service manual

Page 1

Pioneer

Service
Manual

MULTl-CD CONTROL HIGH POWER CASSETTE PLAYER WITH RDS TUNER

KEH-P7BOOR mew
KEH-PGBOOR mew

NOTE:
. See the separate manual CX-631(CRT1640) for the cassette mechanism description.

KEH-P7800R/X1N/EW

ORDER NO.

CRT2305

. The cassette mechanism assy employed in this model is one of 2L series.
. Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation.
"Dolby" and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.

CONTENTS
1. SAFETY INFORMATION ....................... 7. GENERAL INFORMATION
2. EXPLODED VIEWS AND PARTS LIST.. 7.1 PARTS ..............................
3. SCHEMATIC DIAGRAM ............. 71.1 [C ..............
4. PCB CONNECTION DIAGRAM.. 7.1.2 DISPLAY ..
5. ELECTRICAL PARTS LIST 7.2 DIAGNOSIS .................
6. ADJUSTMENT .................... 7.2.1 DISASSEMBLY..

7.2.2 TEST MODE
7.3 BLOCK DIAGRAM....

8. OPERATIONS AND SPECIFICATIONS ................... 59

PIONEER ELECTRONIC CORPORATION
PIONEER ELECTRONICS SERVICE INC.

4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
RO.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, #0401, Singapore 159936

© PIONEER ELECTRONIC CORPORATION 1998

K-ZZS. NOV. 1998 Printed in Japan

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KEH-P7800R.P6800R

1. SAFETY INFORMATION

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.

Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty.
If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so
and refer the repair to a qualified service technician.

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING
O KEH-P7800R/X1N/EW