Problems At Power-On Initialization (Part 002/4) - Fujitsu DL7600 Maintenance Manual

3.1.1 Problems at power-on initialization (part 002/4)

3 The POWER lamp is
on.
Symptom
After the POWER lamp goes
on, simultaneous blinking of
all other lamps is not
performed.
After the POWER lamp goes
on, simultaneous blinking of
all other lamps is performed
but initialization is not
performed normally.
After the POWER lamp goes
on, simultaneous blinking of
all other lamps is performed
but the PAPER OUT lamp
does not blink later. If the
interface cable is
disconnected, initialization is
performed normally.
The case of as stated above.
Initialization is not
performed normally even if
the interface cable is
disconnected.
Cause
The control board Is
defective.
The cover is open.
The cover open switch
assembly is defective.
The interface cable is
defective.
The host is defective.
The control board is
defective.
The control panel
board is defective.
The cable
connected to the
control panel board is
defective.
The cover is open.
24
Response
Replace and initialize
the control board.
Close the front cover.
Replace the cover
open switch assembly.
Replace the interface
cable.
Check the host.
Replace and initialize
the control board.
Replace the control
panel board.
Check the connection.
Replace the cable.
Close the front cover.