Pioneer dehp 544 r service manual
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Extracted text from pioneer dehp 544 r service manual (Ocr-read)
Page 1
(1,9 mower-2m
The Art of Entertainment
Manual ;
CRT21 48
MULTI-CD CONTROL HIGH POWER CD PLAYER WITH RDS TUNER
DEH-PB45
DEH-p545n 5w
DEH-P544R W @151;
DEH'P443R EW
0 See the separate manual CX-597ICRT1829I for the CD mechanism description, disassembly and circuit
description.
EW
0 The CD mechanism employed in this model is one of 87 series.
CONTENTS
1. SAFETY INFORMATION ............................................ 2 7. GENERAL INFORMATION ....................................... 73
2. EXPLODED VIEWS AND PARTS LIST ....................... 3 7.1 PARTS ................................................................. 73
3. SCHEMATIC DIAGRAM ........................................... 14 7.1.1 IC ................................................................ 73
4. PCB CONNECTION DIAGRAM ................................ 40 7.1.2 DISPLAY .................................................... 79
5. ELECTRICAL PARTS LIST ........................................ 50 7.2 DIAGNOSIS ........................................................ 80
6. ADJUSTM ENT .......................................................... 67 7.2.1 DISASSEM BLY ......................................... 80
7.2.2 TEST MODE .............................................. 81
7.3 BLOCK DIAGRAM .............................................. 84
8. OPERATIONS AND SPECIFICATIONS ..................... 86
PIONEER ELECTRONIC 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 USA.
PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsete, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 501 Orchard Road, #10-00, Lane Wheelock Place, Singapore 23880
© PIONEER ELECTRONIC CORPORATION 1998 K-FEA. FEB. 1998 Printed in Belgium
Page 2
DEH-PB45FI, P545R, P544Fl, P443R
0 CD Player Service Precautions
1. For pickup unit(CXX1230) handling, please refer 2. During disassembly, be sure to turn the power off
t0"Disassemb|y"(CX-597 Service Manual CRT1829). since an internal IC might be destroyed when a con-
During replacement, handling precautions shall be hector is plugged or unplugged.
taken to prevent an electrostatic discharge(protection 3. Please checking the grating after changing the ser-
by a short pin). vice pickup unit(see page 71).
1. SAFETY INFORMATION
This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourseifer.
Quaiiiied 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 safety; you should not risk trying to do so
and refer the repair to a qualified service technician.
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
resuits.
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 labei 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
2
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