Pioneer PDP-4270HD, Руководство по обслуживанию

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PDP-4271HD
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5 6 7 8
5 6
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8
C
D
F
A
B
E
7.2 ADJUSTMENT REQUIRED WHEN PART IS REPLACED
The assembly must be replaced as a unit, and no
part replacement is allowed.
POWER SUPPLY Unit
MAIN Assy (
∗
)
42 DIGITAL Assy
No adjustment is required after replacement of parts
other than those mentioned above.
No adjustment is required after replacement of parts
other than those shown in the following page.
No adjustment is required after replacement of parts
other than those shown in the following page.
No adjustment is required after replacement of parts
other than those mentioned above.
No adjustment is required after replacement of parts
other than those mentioned above.
42 X DRIVE Assy
42 Y DRIVE Assy
No adjustment required
TANSHI Assy
42 ADDRESS Assy
No adjustment required
SENSOR Assy
Notes on replacing parts
For the parts described in the list below, replacement is required for the whole Assy, not only the defective part.
If any part listed below is identified as defective and needs replacement, replace the whole Assy, and make necessary
adjustments after replacement.
Reason: The whole Assy must be replaced, because adjustments and data rewriting for the Assy at the level of production
line are required.
PCB Assy No. Function Name
Parts that Require Whole-Assy Replacement
Ref No. Function Name Part No.
AWW1139 42 DIGITAL Assy
IC3151 Module microcomputer AGC1011
IC3401 Sequence IC PEG239A
IC3301 Flash memory AGC1009
IC3156 EEPROM BR24L04FJ-W
AWW1140 SENSOR Assy IC3652 EEPROM BR24L02FJ-W
AWV2312 MAIN Assy
IC5101 Main VDEC UPD64015GM-UEU
IC5301 A/D converter AD9985KSTZ-110
IC4701 AV switch R2S11002AFT
IC4901 RGB switch R2S11001FT
IC6201 System IC BCM3517KQLGB0
IC6602 DDR-SDRAM EDD2516AKTA-6B
IC6603 DDR-SDRAM EDD2516AKTA-6B
IC6604 DDR-SDRAM EDD2516AKTA-6B
IC6605 DDR-SDRAM EDD2516AKTA-6B
IC6902 NOR Flash AGC1008
IC8202 Flash ROM AGC1007
IC8402 Flash ROM AGC1006
(
∗
) : When replacing the MAIN Assy, be sure to do the FINAL SETUP.