Pioneer KRP-500P Service Manual page 121

5
When any of the following parts is replaced
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.
PCB Assy No.
AWV2559
AWV2599
AWV2600
AWW1393
Reason: The whole Assy must be replaced, because adjustments and data rewriting for the Assy at the level of production
line are required.
For the parts described in the table below, replacement of individual parts is difficult, because a heat pad is provided under
the bottom of the ICs.
PCB Assy No.
AWW1393
AWW1398
AWW1394
5
6
Assy Name
Ref No.
IC3302
DIGITAL Assy
IC3601
X DRIVE Assy • Parts of X D-D CON BLOCK
• Parts of Y VF D-D CON BLOCK 1
• Parts of Y MAIN D-D CON BLOCK 1
Y DRIVE Assy
• Parts of Y MAIN D-D CON BLOCK 2
IC5001
IC5003
MAIN Assy IC5005
IC7001
IC7003
Assy Name
Ref No.
IC4501
IC4503
MAIN Assy
IC4504
IC7004
IC8331
AUDIO Assy
IC8401
IC1201
FAN Assy
IC1202
6
7
Parts that Require Whole-Assy Replacement
Function Name
Flash ROM
Flash UCOM
Display port Rx IC
EEPROM
EEPROM
Flash UCOM
EEPROM
Parts that Replacement is Possible
Function Name
Regulator IC
Regulator IC
Regulator IC
Regulator IC
Regulator IC
Digital Amp
Regulator IC
Regulator IC
KRP-500P
7
8
Part No.
AGC1096
AGC1095
GM68020H-CG-K
S25FL016A0LMF013
M2404HEPROM
MB91F356B-G-SPE1-K
BR24L02FJ-W
Part No.
NJM2871BF05
PQ025ENA1ZPH
NJM2846DL3-18
NJM2846DL3-33
NJM2846DL3-33
TAS5122DCA
PQ200WNA1ZPH
PQ200WNA1ZPH
8
A
B
C
D
E
F
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