Fip2.11 Switch Duplex - Oki B6500 Troubleshooting Manual

FIP2.11 SWITCH DUPLEX

Step
Possible causes:
SWITCH DUPLEX (PL21.1.27)
HARNESS ASSY LVPS (PL12.1.1)
HARNESS ASSY DUP COVER (PL21.1.31)
PWBA DUPLEX (PL21.1.32)
HARNESS ASSY DUP (PL21.1.7)
HVPS/MCU (PL12.1.19)
LVPS (PL12.1.5)
Checking SWITCH DUPLEX for continuity
Remove SWITCH DUPLEX.
1
Is J520-2 and J520-1 continuous, when SWITCH
DUPLEX is pushed, and cut when released?
Checking HARNESS ASSY DUP COVER for continuity
2 Remove HARNESS ASSY DUP COVER.
Is there continuity between J52 and J520?
Checking HARNESS ASSY DUP for continuity
3 Remove HARNESS ASSY DUP.
Is there continuity between J50 and J2750?
Checking HARNESS ASSY LVPS for continuity
4 Remove HARNESS ASSY LVPS.
Is there continuity between J27 and J2750?
Checking the voltage of SWITCH DUPLEX
Remove EP Cartridge.
5
Is the voltage across P/J27-4(+) and P/J27-3(-) on
HVPS/MCU, 3.3 VDC?
Checking HVPS/MCU for continuity
6 Disconnect P/J27 from HVPS/MCU.
Is there continuity between P27-4 and P11-16?
Check
1 – 80
Chapter 1 Troubleshooting
Yes
Replace SWITCH
Go to step 2.
(RRP21.12)
Replace HAR-
Go to step 3. NESS ASSY DUP
Replace HAR-
Go to step 4.
NESS ASSY DUP.
Replace HAR-
Go to step 5.
NESS ASSY LVPS.
Go to FIP2.8
Go to step 6.
PWBA DUPLEX.
Replace HVPS/
Go to FIP1.24
MCU.
(RRP12.10)
No
DUPLEX.
COVER.
LVPS.