ORDER NO.
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
PIONEER CORPORATION 2006
ARP3393
T – ZZY SEPT. 2006 Printed in Japan
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model Type Power Requirement
Remarks
PRO-940HD KUCXC AC120 V
PRO-940HD
PLASMA DISPLAY
¶ This service manual should be used together with the following manual(s):
Model No. Order No. Remarks
PDP-4271HD/KUCXC ARP3356 SAFETY INFORMATION, EXPLODED VIEWS AND PARTS LIST, BLOCK DIAGRAM,
PCB PARTS LIST, ADJUSTMENT, IC INFORMATION etc.
ARP3357 SCHEMATIC DIAGRAM and PCB CONNECTION DIAGRAM
CONTENTS
1. CONTRAST OF MISCELLANEOUS PARTS .............................. 2
2. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ................... 10
2.1 OVERALL WIRING DIAGRAM ............................................ 10
2.2 HNM BLOCK DIAGRAM ..................................................... 12
2.3 CONNECTOR PIN DESCRIPTION .................................... 13
2.4 HN MODULE ASSY (1/6) .................................................... 14
2.5 HN MODULE ASSY (2/6) .................................................... 18
2.6 HN MODULE ASSY (3/6) .................................................... 20
2.7 HN MODULE ASSY (4/6) .................................................... 22
2.8 HN MODULE ASSY (5/6) .................................................... 24
2.9 HN MODULE ASSY (6/6) .................................................... 26
3. PCB CONNECTION DIAGRAM ................................................ 28
3.1 HN MODULE ASSY ............................................................ 28
4. TROUBLESHOOTING .............................................................. 30
5. IC INFORMATION..................................................................... 33
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