PIONEER CORPORATION
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS (USA) INC.
P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
PIONEER EUROPE NV
Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD.
253 Alexandra Road, #04-01, Singapore 159936
C
PIONEER CORPORATION 2001
K-ZZD. NOV. 2001 Printed in Japan
ORDER NO.
CRT2759
HIGH POWER CD PLAYER WITH FM/AM TUNER
DEH-340
XN/UC
Service
Manual
DEH-340/XN/UC
CONTENTS
1. SAFETY INFORMATION ............................................3
2. EXPLODED VIEWS AND PARTS LIST .......................4
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...12
4. PCB CONNECTION DIAGRAM ................................26
5. ELECTRICAL PARTS LIST ........................................34
6. ADJUSTMENT..........................................................41
7. GENERAL INFORMATION .......................................45
7.1 DIAGNOSIS ........................................................45
7.1.1 DISASSEMBLY .........................................45
7.1.2
CONNECTOR FUNCTION DESCRIPTION
.......48
7.2 PARTS .................................................................49
7.2.1 IC................................................................49
7.2.2 DISPLAY ....................................................58
7.3 OPERATIONAL FLOW CHART ...........................59
7.4 CLEANING ..........................................................60
8. OPERATIONS AND SPECIFICATIONS.....................61
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This service manual should be used together with the following manual(s):
Model No.
Order No.
Mech. Module Remarks
CX-977
CRT2624
S9
CD Mech. Module:Circuit Description, Mech.Description, Disassembly
DEH-3400
XN/UC
DEH-34
XN/UC
For details, refer to "Important symbols for good services" on the next page.
