Pioneer VSX-D938TX Service Manual
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Pioneer VSX-D938TX Service Manual

Pioneer VSX-D938TX Service Manual

Audio/video multi-channel receiver
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AUDIO/VIDEO MULTI-CHANNEL RECEIVER
VSX-D938TX
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
VSX-D938TX
‡
HL
‡
LB
∗
: Alter the wiring of the Power-supply block at the primary winding of Power-transformer referring to the "Line Voltage Selection" described
in Service Manual.
¶ This service manual should be used together with the following manual(s):
Model No.
VSX-908RDS-G/HY
PIONEER CORPORATION
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
PIONEER CORPORATION 1999
Power Requirement
AC220-230V
AC110V
Order No.
RRV2166
CONTENTS
1. CONTRAST OF MISCELLANEOUS PARTS ........ 2
2. PCB CONNECTION DIAGRAM ............................ 5
3. SCHEMATIC DIAGRAM ....................................... 6
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
RRV2189
The voltage can be converted by
the following method.
∗
AC240V,
–––––––
Remarks
T – ZZK AUG. 1999 Printed in Japan
ORDER NO.

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Summary of Contents for Pioneer VSX-D938TX

  • Page 1 PIONEER 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 PIONEER CORPORATION 1999 T –...
  • Page 2 Ex.2 When there are 3 effective digits (such as in high precision metal film resistors). 5.62k 562 x 10 5621 RN1/4PC 5 6 2 1 CONTRAST TABLE VSX-D938TX/HL, LB and VSX-908RDS-G/HY are constructed the same except for the following : Part No. Ref. No. Mark Symbol and Description VSX-908RDS-G VSX-D938TX VSX-D938TX...

  • Page 3: Main Control Assy

    VSX-D938TX Part No. Ref. No. Mark Symbol and Description VSX-908RDS-G VSX-D938TX VSX-D938TX Remarks P5-72 Screw BBT30P100FCC BBT30P100FZK BBT30P100FZK P5-75 Screw IBZ30P100FCC IBZ30P100FCC Not used P5-78 AC Socket 3P AKP-502 AKP-502 Not used P5-79 Caution Label ARW7036 ARW7036 Not used P5-80...

  • Page 4: Display Assy

    VSX-D938TX SP/PS ASSY AWX7449 and AWX7359 are constructed the same except for the following : Part No. Mark Symbol and Description Remarks AWX7359 AWX7449 IC3001 AEK7007 Not used Q3501, Q3502 DTA124ES Not used Q3503 2SC4793 Not used Q3504 2SC2235 Not used...

  • Page 5: Primary Assy

    VSX-D938TX PRIMARY ASSY AWX7429 and AWX7345 are constructed the same except for the following : Part No. Mark Symbol and Description Remarks AWX7345 AWX7429 C6002, C6003 (10000pF/AC250V) ACE7014 ACG7020 C6006 CEAT221M25 CEAT470M25 L6003, L6004 ATX1012 Not used RY6001 POWER RELAY...

  • Page 6: Schematic Diagram

    VSX-D938TX 3. SCHEMATIC DIAGRAM Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST" 3.1 MAIN CONTROL, PRIMARY and TRANS 1/LB ASSYS 3/3F MAIN CONTROL ASSY (HL TYPE : AWX7465) (LB TYPE : AWX7428) ∗1...

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