Pioneer deh 433 r service manual
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Page 1
GD mower-2w
The Art of Entertainment
Service
anual
HIGH POWER CD PLAYER WITH RDS TUNER
EH-35R XMEW
DEH-434R X'lM/EW
DEH'433R XlM/GFI
DEH-435R/X1M/EW
ORDER NO.
CRT1967
033%
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 ....................................... 62
2. EXPLODED VIEWS AND PARTS LIST ....................... 3 7.1 PARTS ................................................................. 62
3. SCHEMATIC DIAGRAM ........................................... 11 7.1.1 IC ................................................................ 62
4. PCB CONNECTION DIAGRAM ................................ 38 7.1.2 DISPLAY .................................................... 70
5. ELECTRICAL PARTS LIST ........................................ 48 7.2 DIAGNOSIS ........................................................ 71
6. ADJUSTMENT .......................................................... 56 7.2.1 DISASSEMBLY ......................................... 71
7.2.2 TEST MODE .............................................. 72
7.3 BLOCK DIAGRAM .............................................. 74
8. OPERATIONS AND SPECIFICATIONS ..................... 76
PIONEER ELECTRONICS SERVICE INC.
PIONEER ELECTRONIC CORPORATION
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153, Japan
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. 501 Orchard Road, #10-00, Lane Crawford Place, Singapore 0923
© PIONEER ELECTRONIC CORPORATION 1997
K-FFD. JAN. 1997 Printed in Japan
Page 2
DEH-435R,434FI,433FI
. CD Player Service Precautions
1. For pickup unit(CXX1230} handling, please refer
to"Disassembly"{CX-597 Service Manual CRT1829}.
During replacement, handling precautions shall be
taken to prevent an electrostatic discharge{protection
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.
3. Please checking the grating after changing the pickup
by a short pin). unitlsee page 59)
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.
Caufion:
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.
3. The triangular label is attached to the mechanism
2. A CLASS 1 LASER PRODUCT label is affixed to the
unit frame.
bottom of the player.
CLASS 1
LASER PRODUCT
Top
Label
4. Specifications of Laser Diode
Specifications of laser radiation fields to which human access is possible during service.
Wavelength = 800 nanometers