Oki B6500

1 – 16
Chapter 1 Troubleshooting
FIP1.6 Cover Error
Step Check Yes No
Possible causes:
INTERLOCK S/W 24V (PL8.1.11)
INTERLOCK S/W 5V (PL8.1.12)
INTERLOCK S/W REAR (PL12.1.7)
SWITCH I/L ASSY (PL1.1.11)
COVER OPEN (PL1.1.2)
HVPS/MCU (PL12.1.19)
LVPS (PL12.1.5)
1
Checking COVER OPEN and COVER REAR
Are the tabs to push down INTERLOCK S/W 24V, 5V,
and REAR, and SWITCH I/L ASSY damaged?
Open COVER OPEN and COVER REAR to check.
Replace COVER
OPEN or COVER
REAR.
With tool Go to step
2. Without tool Go
to FIP1.32,33,34,
and 35 INTER-
LOCK S/W.
2
Checking INTERLOCK S/W 24V and 5V on function
Does the number on Sensor/Switch Check increase by
one, every time INTERLOCK S/W is pushed while
pressing down the SWITCH I/L ASSY with a finger?
Check using Chapter 2 Diagnostic [Sensor/Switch
Check].
Go to step 3.
Go to FIP1.32 and
33 INTERLOCK S/
W.
3
Checking INTERLOCK REAR on function
Does the number on Sensor/Switch Check increase by
one, every time INTERLOCK S/W REAR is pushed
while pressing down the INTERLOCK S/W 24V with a
finger?
Check using Chapter 2 Diagnostic [Sensor/Switch
Check].
Go to step 4.
Go to FIP1.34
INTERLOCK S/W.
4
Checking SWITCH I/L ASSY on function
Does the number on Sensor/Switch Check increase by
one, every time SWITCH I/L ASSY is pushed while
pressing down both INTERLOCK S/W 24V and 5V with
the finger?
Check using Chapter 2 Diagnostic [Sensor/Switch
Check].
Replace HVPS/
MCU.
(RRP12.10)
Go to FIP1.33 and
35 INTERLOCK S/
W.