Maintenance and Troubleshooting 11-3
Troubleshooting
Problem
Cause and Possible Solutions
No control panel lights turned on.
The power cord is not plugged into the wall outlet.
The outlet may not work. Check the outlet with a known good appliance.
Replace power cord.
Printer will not print. The Fault
indicator is on.
Printer is out of paper. Reload paper and press the Clear key if Fault light
remains on.
Top door not closed. Close the top door.
Remote paper park failure. See “Recover from a Remote Path Change
Failure” in Chapter 10.
Printer will not print.
Make sure printer is online.
Paper jam. Clear jam, reload paper, and press Clear key if Fault light
remains on.
Host driver hung; restart host print job; host machine reboot.
One or more 1-second beeps on
power-up. Fault indicator flashes
in unison with the beeps.
Internal circuit problem. Record the number of beeps, turn printer off, and
call for service.
Incorrect (garbled) printing when
using the serial interface.
Baud rate mismatched with data source. Select the correct baud rate.
Incorrect character bit definition set.
Incorrect interface control settings.
Portions of characters not
printing.
Print head too far from paper. Adjust print gap.
Ribbon guide not placed properly on print head nozzle. Reposition ribbon
guide.
Twist in ribbon at the ribbon guide. Remove the ribbon and clear the twist.
Print head cable loose or installed one pin position to the right or left.
Reconnect print head cable.
Paste buildup on face of print head resulting from non-bonded paper. See
“Clean up After Non-bonded Paper”, Chapter 10.
Print head defective. Replace print head.
Light printing or no printing.
Print head too far from paper. Adjust print gap.
Ribbon worn. Install a new ribbon cartridge.
Print head defective. Replace print head.
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