Kyocera TASKalfa 7002i Service Manual page 1208

C0120: MAC address data error
The MAC address data is incorrect.
Step Check description
1 Resetting the main power
2 Checking the MAC
address
C0130: Backup memory read / write error
The reading or writing into the flash memory is unavailable.
Step Check description
1 Resetting the main power
2 Checking the main PWB
C0150: Engine EEPROM reading / writing error
1. No response from the device is detected for 5s or more 5 times continuously when reading / writing data. 2.
The data read reading in 2 points mismatches 8 times continuously. 3. The read data and the write data mis-
match 8 times continuously.
Step Check description
1 Resetting the main power
2 Checking the EEPROM on
the engine PWB
Assumed cause
The flash memory does
not operate properly.
The MAC address is incor-
rect.
Assumed cause
The flash memory does
not operate properly.
The main PWB is faulty.
Assumed cause
The EEPROM on the
engine PWB does not
operate properly.
The EEPROM is not prop-
erly installed.
7-348
Measures
Turn the power switch and
the main power switch off .
After 5s passes, turn the
main power switch and the
power switch on.
Replace the main PWB when
the MAC address is not indi-
cated on the network status
page.
Measures
Turn the power switch and
the main power switch off .
After 5s passes, turn the
main power switch and the
power switch on.
Reconnect the connectors on
the main PWB. At that time,
fix or replace the wires if they
are pinched by other parts or
have any damage. When the
issue is not resolved, 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.
Reattach the EEPROM on
the engine PWB.
2WA/2NJ/2RK
Reference
Detaching
and reat-
taching the
main PWB
Reference
Detaching
and reat-
taching the
main PWB
Reference
Detaching
and reat-
taching the
EEPROM