Troubleshooting Testmodes and Troubleshooting
4-14
HeadHot
HeadHot
Printer displays message Head Hot
Print?
Is the printer printing anyway at least intermittently?
Slow?
Prints printer in "normal" or visibly reduced speed?
1)
Refit
printhead
2-3 times manually in order to overcome contact problems
2)
Adjust
printhead
(Temperature Calibration)
Star?
Appears a Star "*" after
m?
Print?
NO
YES
Let printer
cool down
use rather
draft or copy
draft than
NLQ
or
LQ
; use lower
graphic density
refit
printhead
1)
Print?
NO
YES
Temp.Cal
printhead
2)
Head Hot is in
order to
protect the
printhead
from
overheating
Conduct head
calibration
printout
Star?
Prithead
worn
out?
YES
Star?
NO
YES
Replace
printhead
END
Print?
YES
Replace Head
Cable
Print?
NO
NO
YES
Slow?
NO
Replace Main
Controller
NO
YES
See
THS
ERROR
YES
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