Pioneer cdxm 2516 service manual

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(ID PIONEER

The Art of Entertainment
SAA B

ID

__ ____ CRT1929

MULTI-COMPACT DISC PLAYER

C-X-MESIBZSA W.
[BEE

DIGITAL AUDIO

0 See the separate manual CX-652ICRT1857I for the CD mechanism description, disassembly and circuit
description.
0 The CD mechanism employed in this model is one of CX-652 series.

VEHICLE A DESTINATION _ PRODUCED AFTER 'S-AAQ PART No. _ ID No. . PIONEER MODEL No.
SAAB 9000, 900 WORLD 19g; 4617072 CDX-M251628A/WL

CONTENTS

1. SAFETY INFORMATION ............................................ 2 7. GENERAL INFORMATION ....................................... 37
2. EXPLODED VIEWS AND PARTS LIST ....................... 3 7.1 PARTS ................................................................. 37
3. SCHEMATIC DIAGRAM ........................................... 12 7.1.1 IC ................................................................ 37
4. PCB CONNECTION DIAGRAM 20 7.2 DIAGNOSIS ........................................................ 43
5. ELECTRICAL PARTS LIST ........................................ 25 7.2.1 DISASSEMBLY ......................................... 43
6. ADJUSTMENT .......................................................... 28 7.3 BLOCK DIAGRAM .............................................. 45
7.4 SYSTEM BLOCK DIAGRAM .............................. 46

7.5 JIG ....................................................................... 46

7.6 CONNECTOR FUNCTION DESCRIPTION ......... 47

8. OPERATIONS AND SPECIFICATIONS ..................... 47

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 Melsele, Belgium

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

© PIONEER ELECTRONIC CORPORATION 1996 K-FFD. DEC. 1995 Printed in Japan

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CDXMEEIBZSA

. CD Player Service Precautions

1. For pickup unitiServiceHCXXiZBS) handling, please 2. During disassemblv, be sure to turn the power off
refer toDisassembly"(CX-652 Service Manual since an internal IC might be destroyed when a con-
CRT1857). nector is plugged or unplugged.

During replacement, handling precautions shall be 3. Please checking the grating after changing the PU

taken to prevent an electrostatic dischargelprotection unit.

by a short pin). 4. Since these screws protects the mechanism during
transport, be sure to affix it when it is transported for
repair, etc.

Transport screws

A transport screw has been attached to the set in order to protect it
during transportation. After removing the transport screws, cover
the hole with the supplied seal. Be sure to remove the transport
screw before mounting the set. The removed transcort screw
should be retained in the accessory bag for use the next time the
set is transported.

6%..

"\

(9%

\ Seal

After removing the transport screws, cover the hoie
with the supplied seal.

Transport screw X
Remove before using

1. SAFETY INFORMATION

1. Safety Precautions for those who Service this Unit.
. Follow the adjustment steps (see pages 28 through 36)in the service manual when servicing this unit. When check-

ing 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 he 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.