Field Service Ver. 2.0 May 2007
14.3.19
0F52: Toner level sensor /Y malfunction
14.3.20
0F53: Toner level sensor /M malfunction
14.3.21
0F54: Toner level sensor /C malfunction
14.3.22
0F55: Toner level sensor /K malfunction
Toner level sensor board (TLSB)
Step
Check the TLSB and MFPB for proper con-
1
nection and correct as necessary.
2
Change TLSB.
3
Change MFPB.
14.3.23
133B: Finisher communication malfunction
FS control board (FSCB)
Step
1
Reboot the main body.
2
Change FSCB.
3
Change MFPB.
14.3.24
13C0: MFP board malfunction
MFP board (MFPB)
Step
1
Reboot the main body.
2
Change MFPB.
Relevant electrical parts
Action
Relevant electrical parts
Action
Relevant electrical parts
Action
MFP board (MFPB)
WIRING DIAGRAM
Control signal
⎯
⎯
⎯
MFP board (MFPB)
WIRING DIAGRAM
Control signal
⎯
⎯
⎯
WIRING DIAGRAM
Control signal
⎯
⎯
14. Malfunction code
Location (electri-
cal component)
⎯
⎯
⎯
Location (electri-
cal component)
⎯
⎯
⎯
Location (electri-
cal component)
⎯
⎯
193