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Fault Messages
331
FREEFORM OFF Yes A control panel key
is stuck in the
down position.
Press the key again.
FREEFORM ON:
OFF HOLD KEY @
PWRUP
No This message
appears if the
freeform feature is
enabled. This
feature is for
manufacturing use
only and is never
used by the
customer or field
maintenance
personnel.
Contact your authorized
service representative.
1
GRF CHK ERROR
PRESS STOP
Yes Printer has
received a non-
printable character.
Press CLEAR and then
ON LINE.
HAM. COIL OPEN* No Electrical
malfunction of one
or more hammer
coils.
Contact your authorized
service representative.
1
HAMMER COIL
BAD*
#, #, #, ...etc
No Hammer coil #
failed current test
at power up.
Contact your authorized
service representative.
1
HB NOT INSTALLD* No Self-test does not
detect hammer
coils.
Contact your authorized
service representative.
1
Table 15. LCD Message Troubleshooting Table
Displayed Message
Can User
Correct?
Explanation Solution