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TROUBLESHOOTINGAND MAINTENANCE
The following section on troubleshooting and maintenance is intended only as a brief guide
to these functions. Remember that your printer is a highly sophisticated electronic device,
which also contains high voltage inside. For that reason, only carry out those operations
described in this chapter.
CAUTION: Any attempt to carry out operations other than those described here may result
in electric shock and/or damage to the printer. When carrying out any repairs or mainte-
nance, always follow the instructions carefully.
TROUBLESHOOTING
Your printer is a reliable piece of precision machinery, which should not cause you any
trouble, provided it is used and treated sensibly. However, the few elementary tips below
should help you avoid having to make unnecessary service calls. The following table gives
you ideas on where to look in this section if you experience faults:
Region of fault
Description
Power supply
Power is not being supplied to the printer
Printing
The printer does not print, or stops printing
I
The print is faint or uneven
Dots are missing in characters or graphics
While using application software, fonts or characters cannot be printed
The printout is not what is expected when running a program
J
Paper feeding
Single sheets do not feed properly with roller feed mode
I
Single sheets do not feed properly with flat feed mode
The ASF is not operating or is not feeding paper properly
Text is being printed all on one line, or with extra blank lines
Chapter9 TROUBLESHOOTING AND MAINTENANCE
87
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