2T6/2T7/2T8/2T9
1-4-8
1-4-2 Self-diagnostic function
(1) Self-diagnostic function
This machine is equipped with self-diagnostic function. When a problem is detected, the machine stops print-
ing and display an error message on the operation panel. An error message consists of a message prompting
a contact to service personnel and a four-digit error code indicating the type of the error.
(2) Self diagnostic codes
If the part causing the problem was not supplied, use the unit including the part for replacement.
Code Contents Causes
Check procedures/
corrective measures
0100 Backup memory device
error
Defective flash
memory.
Replace the main PWB and check for cor-
rect operation (see page 1-5-22).
Defective main
PWB.
0120 MAC address data error
For data in which the MAC
address is invalid.
Defective flash
memory.
Replace the main PWB and check for cor-
rect operation (see page 1-5-22).
Defective main
PWB.
Replace the main PWB and check for cor-
rect operation (see page 1-5-22).
0130 Backup memory read/write
error (main PWB)
Defective flash
memory.
Replace the main PWB and check for cor-
rect operation (see page 1-5-22).
Defective main
PWB.
0140 Backup memory data error
(main PWB)
Defective flash
memory.
Replace the main PWB and check for cor-
rect operation (see page 1-5-22).
Defective main
PWB.
0150 Backup memory read/write
error (engine PWB)
Detecting engine PWB
EEPROM communication
error.
Improper installa-
tion engine PWB
EEPROM.
Check the installation of the EEPROM and
remedy if necessary.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-22).
Device damage of
EEPROM.
Contact the Service Administrative Division.
0160 Backup memory data error
(engine PWB)
Defective
EEPROM.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-22).
Defective engine
PWB.
Total printing
number
Errer code
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