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Code
Contents
0180
Machine number mismatch
Machine number of main and
engine does not match.
0350
Panel PWB communication
error (electronic volume I2C
communication error)
NACK is received during I2C
communication -> retried 5
times -> rebooting command
sent -> retried 5 times
If NACK is still received.
0620
FAX image DIMM error
DIMM is not installed cor-
rectly.
DIMM cannot be accessed.
Y116141-8
Causes
Data in the
EEPROM .
Operation PWB
Main PWB
Replace the main PWB (see page 1-5-31).
DIMM installed
incorrectly.
Defective PWB.
Replace the main PWB and check for cor-
rect operation (see page 1-5-31).
1-4-15
Check procedures/
corrective measures
1. Confirm the machine data for the main
and engine units by using U004 (see
page 1-3-27).
2. If the serial number data of different
models is alternately displayed, install
the correct EEPROM in the PWB of the
wrong serial number data.
3. Contact the Service Support.
1. Turn the main power swtch off and after
5 seconds, then turn power on.
2. Confirm that the wiring connector is
firmly connected and, if necessary, con-
nect the connector all the way in.
Operation PWB (YC10) and Main PWB
(YC12)
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
1. Install the FAX image DIMM supplied in
the FAX system onto the main PWB.
2. Firmly install the FAX image DIMM again
onto the main board.
3. Check the FAX image DIMM terminals
and remove any foreign objects that may
be adhered to it.
4. Replace with a new FAX image DIMM.
2NP
Service Manual
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