Pioneer deqp 7650 service manual

Page 1

Pioneer sound. vision. sou/

Service
Manual

MULTl-CHANNEL AV PROCESSOR

DEQ- PBOOOMC

DEQ-PGBOO/Ew
DEQ'P7650/ES

ORDER NO.

CRT3263

DEQrFSOOO/UC

Manufactured under license from Dolby Laboratories. "Dolby , Pro Logic", and the double-D symbol
are trademarks of Dolby Laboratories.

"DTS" and "DTS Digital Surround" are registered trademarks of Digital Theater Systems, Inc.

This product cannot be operated independently. Combining DVH-PSOOOMP/UC etc for performing a
check of operation.

For details, refer to "Important symbols for good services".

PIONEER CORPORATION 4-1, Meguro l-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

QPIONEER CORPORATION 2004 K-ZZA. APR. 2004 printed in Japan

Page 2

SAFETY INFORMATION

CAUTION

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.

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

. Service Precaution n

|. You should conform to the regulations governing
the product (safety, radio and noise, and other
regulations), and should keep the safety during
servicing by following the safety instructions
described in this manual.

[ Important symbols for good services ]
In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely.
When you find the procedures bearing any of the symbols, be sure to fulfill them:

1. Product safety

You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and
should keep the safety during servicing by following the safety instructions described in this manual.

2. Adjustments \

To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable.
In accordance with the procedures or instructions described in this manual, adjustments should be performed.

J

3. Cleaning

o For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning,
% proper cleaning should be performed to restore their performances.

W4- Shipping mode and shipping screws

To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or
the shipping screws should be installed before shipping out in accordance with this manual, if necessary.

.- /

5. Lubricants, glues, and replacement parts

Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying

glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the
prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed
ones should be used.

DIGITAL

SURROUND

2 DEQ»P8000/UC
1 I 2 3 I 4