Pioneer keh 1900 r service manual

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Pioneer

Service
Manual

HIGH POWER CASSETTE PLAYER WITH RDS TUNER

KEH-1900R W...
KEH-1930Rx1M/ew

NOTE:
. See the separate manual CX-644(CRT1800) for the cassette mechanism description.

KEH-lQOOR/X1M/EW

ORDER NO.

CRT2267

. The cassette mechanism assy employed in this model is one of 2M series.

CONTENTS
1. SAFETY INFORMATION ............................................ 2 7. GENERAL INFORMATION ....................................... 33
2. EXPLODED VIEWS AND PARTS LIST ...................... 2 7.1 PARTS
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ....9 7.1.1 IC...
4. PCB CONNECTION DIAGRAM... 7.1.2 DISPLAY .....
5. ELECTRICAL PARTS LIST ........... 7.2 DISASSEMBLY.... ..
6. ADJUSTMENT ......................................................... 31 8. OPERATIONS AND SPECIFICATIONS .................... 38

PIONEER ELECTRONIC CORPORATION 4-1,MegurO1-Chome, MegurO-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE INC. P.O.BO>< 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 1999 K-ZZB.MAR.1999 Primed in Japan

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KEH-1900R.1930R

1. SAFETY INFORMATION
CAUTION

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