Chapter 2 Troubleshooting
2.3 Error Code FIP
2-69
FIP1.23 091-914 IOT Drum Communication Fail
091-915 Drum CRUM Data Broken Fail
091-921 IOT Drum Detached
091-963 IOT Drum CRUM ID Error
Step Check and Action Yes No
Parts considered to be the cause
Drum Cartridge [XERO ASSY] (PL8.1.1)
CONNECTOR ASSY XERO (PL5.1.10)
HARNESS ASSY XERO CRUM (PL18.3.12)
PWBA MCU (PL18.2.2)
1
Check the installation of the Drum Cartridge
Is the Drum Cartridge installed properly, with no foreign
substances at the contact point between the CRUM in the
Drum Cartridge and the CONNECTOR ASSY XERO?
Go to Step 2.
Reinstall the
Drum Cartridge
2
Check the Drum Cartridge
Is the Drum Cartridge, which is installed in the device, a
genuine product?
Go to Step 3.
Replace the
Drum Car-
tridge with a
genuine prod-
uct
3
Check the CRUM part of the Drum Cartridge
Is the connection terminal of the CRUM part in the Drum
Cartridge damaged?
Replace the
Drum Car-
tridge
Go to Step 4.
4
Check the CONNECTOR ASSY XERO
Is the connection terminal of the CONNECTOR ASSY
XERO damaged?
Replace the
CONNEC-
TOR ASSY
XERO (REP
5.4)
Go to Step 5.
5
Check connector connection
Check the connection between the CONNECTOR ASSY
XERO and the PWBA MCU.
Is the HARNESS ASSY XERO CRUM (P/J254-P/J25) con-
nected securely?
Go to Step 6.
Securely con-
nect the HAR-
NESS ASSY
XERO CRUM
(P/J254-P/J25)
6
Check after replacing the Drum Cartridge
Replace the Drum Cartridge.
Does an error occur?
Go to Step 7. End of work.
7
Check after replacing the CONNECTOR ASSY XERO
Replace the CONNECTOR ASSY XERO.(REP 5.4)
Does an error occur?
Go to Step 8. End of work.
8
Check after replacing the HARNESS ASSY XERO CRUM
Replace the HARNESS ASSY XERO CRUM.
Does an error occur?
Replace the
PWBA MCU.
(REP 18.2)
End of work.
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