Alarm Display Function - Fujitsu DL7400Pro User Manual

Dot matrix printer
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Lamp
Alarm name
LES alarm
Space problem alarm
Fan alarm
HCPP (cut sheet or
continuous forms paper
switching) alarm
Overload alarm
Low voltage alarm
APTC gap alarm
APTC hop position sensor
alarm
ROM/RAM alarm
Sector protect alarm
: Blinking
Blank: Off
User's Manual

Alarm display function

This printer has a function for distinguishing between alarms by using
the blinking of individual lamps on the control panel.
From the combination of blinking lamps in an alarm state, the meaning
of the alarm can be determined as shown in the following table.
TROUBLE-SHOOTING
Condition of occurrence
LES could not be detected
during the space initial
operation.
The shield board could not
be detected normally by the
LRES sensor.
The cooling fan for the
space motor was stopped.
Switching between cut
sheet paper and continuous
forms paper was not
possible.
An overload occurred
during printing, and
tripartite printing was
performed. However, the
power source voltage was
not restored.
The power source voltage
dropped below the specified
level when no printing was
in progress.
During the APTC
operation, paper was
detected immediately after
the start of approach
motion, or no paper was
detected.
During the APTC
operation, no reference
position was detected.
A sum-check error or
read/write error occurred, or
no CG-ROM is mounted.
A sector protect check of
flash ROM was performed,
but no sector protect
information was found.
7-9

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