Pioneer PDP-4280HD

PDP-4280HD
17
5
6
7
8
56
7
8
C
D
F
A
B
E
3.3 PCB LOCATION
SENSOR Assy 42 DIGITAL Assy
42 Y DRIVE Assy 42 X DRIVE Assy
42 SCAN B Assy42 SCAN A Assy SIDE KEY Assy
SIDE IO AssyXGA POWER SW
Assy
MAIN Assy
POWER SUPPLY
Unit
42RLS&IR Assy
Front view
42/60LED Assy
Front view
42 ADDRESS
Assy
42 ADDRESS
Assy
TANSHI Assy POD Assy
42 ADDRESS
Assy
42 ADDRESS
Assy
Rear view
Mark No. Description Part No.
LIST OF ASSEMBLIES
NSP 42 ADDRESS ASSY AWV2451
NSP 42 SCAN A ASSY AWW1266
IC2801 - IC2806 SN755875PZT-P
NSP 42 SCAN B ASSY AWW1267
IC2901 - IC2906 SN755875PZT-P
42 X DRIVE ASSY AWV2452
42 Y DRIVE ASSY AWW1262
XGA POWER SW ASSY AWW1261
42 DIGITAL ASSY AWW1271
SENSOR ASSY AWW1272
> MAIN ASSY AWV2455
Mark No. Description Part No.
TANSHI ASSY AWW1273
SIDE IO ASSY AWW1274
42/60LED ASSY AWW1276
42RLS&IR ASSY AWW1277
SIDE KEY ASSY AWW1275
POD ASSY AWW1295
> POWER SUPPLY UNIT AXY1157
PDP SERVICE ASSY 428 AWU1276
Note:
The wiring shown in the photo is different from the actual wiring, because the product in the photo is a
prototype. Upon servicing, be sure to restore the original wiring of the unit after repair work.