6–23
Optional Equipment
NVRAM ERROR
Instruction
Indication
Yes
No
1.
Set power switch to O
(OFF). Wait 5 seconds.
Set power switch to 1
(ON).
NVRAM ERROR
message.
Step 2.
Return printer to
normal operation.
2.
Press the
ENABLE/HOLD switch.
NVRAM ERROR
message.
Step 3.
Return printer to
normal operation.
4.
Set power switch to O
(OFF). Wait 5 seconds.
Set power switch to 1
(ON).
NVRAM ERROR
message.
Replace the
NOVRAM chip on
the CCB PCBA.
Return printer to
normal operation.
OUT OF FORMS
Instruction
Indication
Yes
No
1.
Load paper. Press
ENABLE/HOLD twice.
—
Step 2.
—
2.
Run a diagnostic
self–test (page 6–30).
OUT OF FORMS
message.
Replace paper
detector switch
assembly.
Return printer to
normal operation.
3.
Check for inoperative
mech driver PCBA.
OUT OF FORMS
message.
If there is no
apparent jam,
replace the mech
driver PCBA.
Return printer to
normal operation.
Summary of Contents for P4280
Page 1: ...P4280 Line Matrix Printer Maintenance Manual R ...
Page 2: ......
Page 3: ...P4280 Line Matrix Printer Maintenance Manual R P N 155064 001 Rev B ...
Page 236: ...A 22 Configuring the Printer ...
Page 246: ...C 2 Torque Table ...
Page 263: ...D 17 Wire Data Cable No Part No Description W7 150649 001 Cable Assembly AC Ground PIN 1 ...
Page 296: ...8 Index Notes ...
Page 297: ......