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EN LaserJet 1200 Series printer control-panel light messages 13
1
Laser/scanner/beam
detect error.
1. Check the ribbon
connector and four wire
connector at the top of the
formatter PCA.
2. Replace the laser/
scanner.
3. Replace the formatter
PCA.
Fuser error. The fuser
has a malfunction.
1. Unplug the printer and
do not plug it back in for at
least ten minutes.
2. Verify that the fuser
connector and the
thermistor connector are
both firmly seated in the
ECU.
3. Perform a heating-
element resistance check.
4. If the resistance
readings are correct and
the error persists, replace
the fuser.
Formatter internal RAM
or ROM error. The RAM
or ROM has an error.
1. Unplug the printer and
plug it back in.
2. Unplug the printer,
remove any optional
memory, and turn the
printer back on.
3.Check the formatter
cable connections.
3. Replace the formatter
PCA.
Fatal error secondary messages (continued)
Message Cause Solution