Removal
1)
Save the Life/Adjustment Data (Chapter 2 Operation of Diagnostic, 2.7.5)
2)
Remove the CONTROLLER BOARD. (RRP12.3)
3)
Remove the CHUTE ASSY REGI. (RRP9.3)
4)
Remove the COVER TOP MAIN. (RRP1.4)
5)
Remove the COVER ASSY FRONT HEAD. (RRP1.2)
6)
Remove the COVER MSI. (RRP1.11)
7)
Remove the TRAY ASSY BASE. (RRP1.12)
8)
Remove the COVER ASSY FRONT. (RRP1.13)
9)
Remove the COVER ASSY FRONT IN. (RRP1.10)
10) Remove the COVER SIDE L. (RRP1.14)
11) Remove the HSG ASSY BIAS. (RRP9.2)
12) Remove the COVER SIDE R. (RRP1.9)
13) Remove the COVER ASSY TOP PHD. (RRP1.5)
14) Remove the COVER REAR. (RRP1.6)
15) Remove the HOLDER ASSY TONER HBN UNIT. (RRP10.1)
16) Remove the PWBA DRV HBN. (RRP12.6)
17) Remove the LVPS. (RRP12.4)
18) Remove the BOX ASSY MCU/ESS. (RRP12.7)
19) Remove the HOUSING ASSY CONTACT. (RRP12.8)
20) Remove 4 screws securing the COVER MCU to the BOX ASSY MCU/ESS.
21) Remove the COVER MCU from the BOX ASSY MCU/ESS.
22) Remove the all connectors on the PWBA MCU HBN from the BOX ASSY MCU/ESS.
23) Remove 6 screws securing the PWBA MCU HBN to the BOX ASSY MCU/ESS.
24) Remove the PWBA MCU HBN from the BOX ASSY MCU/ESS.
Replacement
Replace the components in the reverse order of removal.
If the replacement PWBA MCU HBN has been previously used in another printer, the Slave
data must be initialized. Refer to 2.7.9 Initialize Slave (Chapter 2 Operation of Diagnostic)
1)
Restore the Life/Adjustment Data (Chapter 2 Operation of Diagnostic, 2.7.6)
Chapter 3 Removal and Replacement Procedures
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