Pioneer deh 635 r service manual

Page 1

(U) PIONEEIT

The Art of Entertainment

ORDER NO.
CRT2020
HIGH POWER co PLAYER WITH nos TUNER
II E H - B 3 5 '
EW

DEH'535R EW
DEH'534R EW

[film

0 See the separate manual CX-597ICRT1829) for the CD mechanism description, disassembly and circuit
description.

0 The CD mechanism employed in this model is one of CX-597 series.

CONTENTS
1. SAFETY INFORMATION ............................................ 2 7. GENERAL INFORMATION ....................................... 54
2. EXPLODED VIEWS AND PARTS LIST ....................... 3 7.1 PARTS ................................................................. 54
3. SCHEMATIC DIAGRAM ........................................... 12 7.1.1 IC ................................................................ 54
4. PCB CONNECTION DIAGRAM ........................ . ....... 32 7.1.2 DISPLAY .................................................... 62
5. ELECTRICAL PARTS LIST ........................................ 42 7.2 DIAGNOSIS . ....................................................... 63
6. ADJUSTMENT .......................................................... 50 7.2.1 DISASSEMBLY ......................................... 63
7.2.2 TEST MODE .............................................. 64
7.3 BLOCK DIAGRAM .............................................. 68
8. OPERATIONS AND SPECIFICATIONS ..................... 70

PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153, 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 MeIseIe, Belgium

PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 501 Orchard Road, #10-00, Lane Crawford Place, Singapore 0923

© PIONEER ELECTRONIC CORPORATION 1997 K_FFA_ JAN 1997 printed in Japan

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DEH-SSEH, 535R, 534R

0 CD Player Service Precautions
1. For pickup unit(CXX1230) handling, please refer 3. Please checking the grating after changing the ser-

to"Disassemb|y"(CX-597 Service Manual CRT1829). Vice piCkup unit(see page 52).
During replacement, handling precautions shall be 4. This device employs an inverter as the power supply

taken to prevent an electrostatic discharge(protection for the EL. Utmost cars should be used not to suffer

by a short pin). from a possible electric shock, accordingly.

2. During disassembly, be sure to turn the power off
since an internal IC might be destroyed when a con-

nector is plugged or unplugged.

1. SAFETY INFORMATION

1. Safety Precautions for those who Service this Unit.
- When checking or adjusting the emitting power of the laser diode exercise caution in order to get safe, reliable

results.

Caution:
1. During repair or tests, minimum distance of 13cm from the focus lens must be kept.

2. During repair or tests, do not view laser beam for 10 seconds or longer.

2. A "CLASS 1 LASER PRODUCT" label is affixed to the 3. The triangular label is attached to the mechanism
rear of the player. unit frame.

CLASS 1
LASER PRODUCT

4. Specifications of Laser Diode

Specifications of laser radiation fields to which human access is possible during service.
Wavelength = 800 nanometers