T-16
4-2.
Malfunction Detection Timing and Troubleshooting Proce-
dures
(1)
C0045: Fuser fan motor error
<Detection Timing>
<Troubleshooting Procedures>
C13F0
Laser error
• The laser output exceeds the upper limit value.
• The laser output remains lower than the lower limit
value.
C1468
EEPROM error
• An EEPROM not written with initial data was detected.
C14A3
CIS LED malfunc-
tion
• The luminosity level of the CIS LED is not stabilized
within the predetermined period of time.
Description
• The LOCK signal remains HIGH or LOW continuously for a predetermined period of
time while the Cooling Fan Motor remains energized.
Relevant Electric Parts
Cooling Fan Motor (M2)
Controller/Mechanical Control Board (PWB-P)
Power Unit (PU1)
Step
Action
Ref. Page
WIRING DIAGRAM
Control Signal
Location
(Electric Parts)
1
Check the Motor connectors for
connection and correct as neces-
sary.
☞
D-23
–
–
2
Check the fan for possible over-
load and correct as necessary.
–
–
–
3
M2 operation check
☞
T-3
PWB-P MPJ13P-
1 to 3 (pulse)
G to H-5 to 6
4
M3 operation check
☞
T-4
PWB-P MPJ6P-1
to 3 (pulse)
E-9 to 10
5
Replace PWB-P.
☞
D-12
–
–
Malfunc-
tion Code
Malfunction Name
Description
