Kyocera TASKalfa 7002i Service Manual page 1207

(2) Content of Self Diagnostic
C0030: FAX PWB system error
The FAX processing cannot be continued due to the FAX firmware error.
Step Check description
1 Resetting the main power
2 Firmware upgrade
3 Replacing the FAX PWB
C0070: FAX PWB incompatible detection error
Abnormal detection of FAX control PWB incompatibility in the initial communication with the FAX control PWB,
any normal communication command is not transmitted.
Step Check description
1 Checking the FAX PWB
2 Firmware upgrade
3 Replacing the main PWB
C0100: Backup memory device error
An abnormal status is output from the flash memory.
Step Check description
1 Resetting the main power
2 Checking the main PWB
Assumed cause
The FAX PWB does not
operate properly.
The firmware is not the lat-
est version.
The FAX PWB is faulty.
Assumed cause
The incompatible FAX
PWB is installed.
The firmware is not the lat-
est version.
The main PWB is faulty.
Assumed cause
The flash memory does
not operate properly.
The main PWB is faulty.
7-347
Measures
Turn the power switch and
the main power switch off .
After 5s passes, reattach the
FAX PWB and turn the main
power switch and the power
switch on.
Upgrade the fax firmware to
the latest version.
Replace the FAX PWB.
Measures
Install the FAX PWB for the
applicable model.
Upgrade the fax firmware to
the latest version.
Replace the main PWB.
Measures
Turn the power switch and
the main power switch off .
After 5s passes, turn the
main power switch and the
power switch on.
Reinsert all the connectors
on the main PWB. If the wire
is pinched by other parts or it
is damaged, repair or replace
the wire. If not repaired,
replace the main PWB.
2WA/2NJ/2RK
Reference
FAX Instal-
lation
Guide
Firmware
Update
FAX Instal-
lation
Guide
Reference
Firmware
Update
Detaching
and reat-
taching the
main PWB
Reference
Detaching
and reat-
taching the
main PWB