Pioneer dehp 6050 service manual

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Pioneer

Service
Manual

MULTl-CD CONTROL HIGH POWER CD PLAYER WITH FM/AM TUNER

DE H-PSOO ..

DEH-PGOOO uc
DEH-PGOSO es

DEH-PGOO/UC

ORDER NO.

CRT2374

[flCDMPACT

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. See the separate manual CX-916(CRT2300) for the CD mechanism description, disassembly and circuit
description.

. The CD mechanism employed in this model is one of 58 series.

. This device employs an inverter as the power supply for EL. The inverter has an output voltage reach
approximately 500 volts(AC). Utmost care should be used not to suffer from a possible electric shock,
accordingly.

. When executing an operation, be aware that the in around IC651 can become quite hot to the touch.

CONTENTS
1. SAFETY INFORMATION ............................................ 2 7. GENERAL INFORMATION ....................................... 75
2. EXPLODED VIEWS AND PARTS LIST ....................... 2 7.1 PARTS .....
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .14 7.1.1 IC....
4. PCB CONNECTION DIAGRAM 7.1.2 DISPLAY...
5. ELECTRICAL PARTS LIST ........... 7.2 DIAGNOSIS .......
6. ADJUSTMENT .......................................................... 71 7.2.1 DISASSEMBLY
7.2.2 TEST MODE ........ ..
8. OPERATIONS AND SPECIFICATIONS ..................... 92

PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE INC. ROBOX 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, #0401, Singapore 159936

© PIONEER ELECTRONIC CORPORATION 1999 K_ZZD_FEB.1999 Primed in Japan

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. CD Player Service Precautions

1. For pickup unit(CXX1285) handling, please refer 2. During disassembly, be sure to turn the power off
to"Disassemb|y"(see page 83). since an internal IC might be destroyed when a con-
During replacement, handling precautions shall be nectoris 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 unitisee page 73).

1. SAFETY INFORMATION

CAUTION

This service manual is intended for qualified service technicians; it is not meant for the casual do-it»yourse|fer.
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.

WARNING
This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of

California to cause cancer, birth defects or other reproductive harm.
Health & Safety Code Section 25249.6 » Proposition 65

2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKINGIDEH-PBOO/UCI

14