121
KRP-500P
5
6 7 8
5
6 7 8
A
B
C
D
E
F
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.
When any of the following parts is replaced
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.
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. Assy Name
Parts that Require Whole-Assy Replacement
Ref No. Function Name Part No.
IC3302
DIGITAL AssyAWV2559
X DRIVE Assy
AWV2599
MAIN Assy
AWW1393
Flash ROM AGC1096
IC3601 Flash UCOM AGC1095
• 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
• Parts of Y MAIN D-D CON BLOCK 2
IC5001 Display port Rx IC GM68020H-CG-K
IC5003 EEPROM S25FL016A0LMF013
IC5005 EEPROM M2404HEPROM
IC7001 Flash UCOM MB91F356B-G-SPE1-K
IC7003 EEPROM BR24L02FJ-W
Y DRIVE Assy
AWV2600
PCB Assy No. Assy Name
Parts that Replacement is Possible
Ref No. Function Name Part No.
MAIN AssyAWW1393
AWW1398
IC4501 Regulator IC NJM2871BF05
IC4503 Regulator IC PQ025ENA1ZPH
IC4504 Regulator IC NJM2846DL3-18
IC7004 Regulator IC NJM2846DL3-33
IC8331 Regulator IC NJM2846DL3-33
IC8401 Digital Amp TAS5122DCA
AUDIO Assy
IC1201 Regulator IC PQ200WNA1ZPH
IC1202 Regulator IC PQ200WNA1ZPH
FAN AssyAWW1394
To Next Page
Loading...
