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GM
Service
Manual ORDER NO.
CRT2290
MULTI-COMPACT DISC PLAYER
CDX-M1026ZG X1H/UC
VEHICLE DESTINATION PRODUCED AFTER GM PART No. ID No. PIONEER MODEL No.
Oldsmobile, U.S.A., CANADA February 1999 25659167 CDX-M1026ZG/X1H/UC
Buick, Pontiac
- See the separate manual CX-653(CRT1916) for the CD mechanism description, disassembly and circuit
description.
- The CD mechanism employed in this model is one of C6 series.
CONTENTS
1. SAFETY INFORMATION ............................................3 7. GENERAL INFORMATION .......................................39
2. EXPLODED VIEWS AND PARTS LIST .......................4 7.1 IC .........................................................................39
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .....9 7.2 DIAGNOSIS ........................................................41
4. PCB CONNECTION DIAGRAM ................................22 7.2.1 DISASSEMBLY............................................41
5. ELECTRICAL PARTS LIST ........................................28 7.2.2 TEST MODE ................................................43
6. ADJUSTMENT..........................................................31 7.2.3 CONNECTOR FUNCTION DESCRIPTION..44
8. OPERATIONS AND SPECIFICATIONS.....................45
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 U.S.A.
PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER ELECTRONIC CORPORATION 1999 K-ZZD. FEB. 1999 Printed in Japan
CDX-M1026ZG
- CD Player Service Precautions
1. For pickup unit(Service)(CXX1235) handling, please 2. During disassembly, be sure to turn the power off
refer to"Disassembly"(see page 42). since an internal IC might be destroyed when a con-
During replacement, handling precautions shall be nector is plugged or unplugged.
taken to prevent an electrostatic discharge(protection 3. Please checking the grating after changing the pickup
by a short pin). unit(see page 33) since these screws protects the
mechanism during transport, be sure to affix it when
it is transported for repair, etc.
- Transportation of multi-CD player
Transport screw
Attach to original position before transporting the set
Seal
After removing transport screw, cover the hole
with the supplied.seal.
A transport screw has been attached to the set in order to protect it
during transportation. After removing the transport screw, cover the
hole with the supplied seal.Be sure to remove the transport screw
before mounting the set. The removed transport screw should be
retained in the accessory bag for use the next time the set is trans-
ported.
2
CDX-M1026ZG
1. SAFETY INFORMATION
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.
3
CDX-M1026ZG
2. EXPLODED VIEWS AND PARTS LIST
2.1 EXTERIOR
4
CDX-M1026ZG
NOTE:
- Parts marked by "*" are generally unavailable because they are not in our Master Spare Parts List.
- Screws adjacent to mark on the product are used for disassembly.
- EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
1 Screw BMZ20P040FMC 31 Plug(CN1801) CKS1049
2 Screw BMZ26P040FMC 32 Plug(CN1802) CKS1050
3 Screw BMZ30P040FMC * 33 Plug(CN1702) CKS1052
4 Screw BMZ30P040FZK 34 Connector(CN1701) CKS2233
5 Screw CBA1014 35 Connector(CN1102) CKS2398
6 Screw CBA1037 36 Holder CNC6672
7 Screw CBA1353 37 Holder CNC6784
8 Spring CBH1862 38 Screw BPZ20P060FMC
9 Spring CBH2171 39 Screw BPZ26P080FMC
10 Connector CDE5205 40 Leaf Spring CBL1286
11 Transistor(Q1952) 2SB1335A 41 Cord Assy CDE5107
12 Upper Case CNB2096 42 Clamper CEF1020
13 Spacer CNC5536 43 Lighting Conductor CNV4720
14 Bracket CNC6782 44 Grille Unit CXA9439
15 Holder CNC7211 45 Screw IMS20P035FZK
16 Holder CNC7213 46 Screw IMS26P040FMC
17 Seal CNM4918 47 Screw IMS30P040FMC
18 Insulator CNM4973 48 Screw IMS30P060FZK
19 PCB CNP4402
20 Grille CNS4146
21 Cover CNS4153
22 Damper CNV4502
23 Arm Unit CXA8606
24 Lower Case Unit CXA9466
25 Bracket Unit CXB1636
* 26 Caution Card HRP1090
27 Polyethylene Bag HEG0018
28 CD Mechanism Module CXK4551
29 Extension Unit HWX2034
30 Screw BMZ26P050FMC
5
CDX-M1026ZG
2.2 CD MECHANISM MODULE
6
CDX-M1026ZG
- CD MECHANISM MODULE SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
1 Screw CBA1369 46 Arm CNC6799
2 CD Core Unit CWX2014 * 47 Holder CNC6819
3 Connector(CN701) CKS1968 * 48 Holder CNC6827
4 Connector(CN801) CKS3484 49 Spacer CNM4879
5 Connector(CN101) CKS3486 50 Sheet CNM5118
6 Pickup Unit(Service) CXX1235 * 51 Sheet CNM5020
7 Screw IMS26P040FMC 52 PCB CNP4205
8 Screw JFZ17P020FNI * 53 Spring CBL1304
9 Screw(M2