1 – 18
Chapter 1 Troubleshooting
10
Checking HARNESS ASSY FUSER for continuity
Warning; Start the operation after the FUSER ASSY
have cooled down.
Disconnect P/J46 from LVPS.
Remove FUSER ASSY. (RRP8.8)
Is there continuity between P/J46 and P/J4647?
Go to step 11.
Replace HAR-
NESS ASSY
FUSER.
11
Checking the power to Exit Sensor
Is the voltage across P/J46-3(+) and P/J46-4(-), 3.3
VDC?
Go to step 13.
Go to step 12.
12
Checking LVPS for continuity
Is there continuity between P/J41-1 and P/J46-3?
Go to FIP1.24
LVPS.
Replace LVPS.
(RRP12.3)
13
Checking FUSER ASSY roll for operation
Warning; Start the operation after the FUSER ASSY
have cooled down.
Remove FUSER ASSY. (RRP8.8)
Do the gear and the roll of FUSER ASSY rotate
smoothly?
Turn the gear of the heater roller of FUSER ASSY with
a finger to check.
Replace LVPS.
(RRP12.3)
Replace FUSER
ASSY. (RRP8.8)
14
Checking BTR ASSY for shape Remove BTR ASSY.
(RRP8.10)
Are there any abnormalities in BTR ASSY?
Check the shape, shaft and Bearing BTR of BTR ASSY.
Go to step 15.
Replace BTR
ASSY. (RRP8.10)
15
Checking GUIDE ASSY CRU R Is GUIDE ASSY CRU
R damaged or stained?
Clean or replace
GUIDE ASSY
CRU R.
(RRP8.13)
Go to step 16.
16
Checking GUIDE ASSY CRU R for continuity
Remove GUIDE ASSY CRU R. (RRP8.13)
Is each harness continuous?
Go to step 17.
Replace GUIDE
ASSY CRU R.
(RRP8.13)
17
Checking after replacing HVPS/MCU
Replace HVPS/MCU. (RRP12.10)
Carry out a test printing.
Does the same trouble occur?
Check by Chapter 2 Diagnostic [TEST PATTERN
MODE MENU].
Go to step 18.
End of work
18
Checking after replacing EP CARTRIDGE
Replace EP CARTRIDGE.
Does the similar trouble occur, when the test printing is
done?
Check using Chapter 2 Diagnostic [TEST PATTERN
MODE MENU].
Go to step 19.
End of work
19
Checking ROLL REGI METAL (PL5.1.34) and ROLL
REGI RUBBER (PL5.1.12) for operation
Do ROLL REGI METAL and ROLL REGI RUBBER
rotate smoothly?
Turn ROLL REGI METAL and ROLL REGI RUBBER
with a finger to check.
Go to step 20.
Replace 150
FEEDER ASSY.
(RRP5.1)
Step Check
Yes
No
