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Chapter 1 Troubleshooting
FIP2.46 SENSOR FULL STACK (PL10.1.26)
Step Check Yes No
Possible causative parts:
SENSOR FULL STACK (PL10.1.26)
ACTUATOR FULL STACK (PL10.1.10)
HARNESS ASSY EXIT SNR (PL10.1.27)
HVPS/MCU (PL12.1.19)
1
Checking ACTUATOR FULL STACK
Open COVER ASSY REAR 500.
Move ACTUATOR FULL STACK with a finger. Does
ACTUATOR FULL STACK operate smoothly? Does the
flag go into the sensor detecting point when there is low
paper, and out of the detecting point when full?
With tool
Go to step 2.
Without tool
Go to step 3.
Replace
ACTUATOR
FULL STACK.
2
Checking SENSOR FULL STACK (1)
Remove EP CARTRIDGE.
Close COVER ASSY REAR 500.
Move ACTUATOR FULL STACK up and down. Does the
number increase one by one, every time ACTUATOR
FULL STACK operates?
Checks by Chapter 2 Diagnostic [Sensor/Switch Check].
Replace
HVPS/MCU.
(RRP12.10)
Go to step 3.
3
Checking HARNESS ASSY EXIT SNR for continuity
Remove 500 EXIT ASSY (PL10.1.2) (RRP10.2)
Remove HARNESS ASSY EXIT SNR.
Are the following continuous normally?
J29-1 <=> J290-3
J29-2 <=> J290-2
J29-3 <=> J290-1
Go to step 4.
Replace
HARNESS ASSY
EXIT SNR.
4
Checking SENSOR FULL STACK (2)
Replace SENSOR FULL STACK. (RRP10.7)
Is the problem cleared?
End of work
Replace
HVPS/MCU.
(RRP12.10)
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