IBM 6400 Setup Manual page 247

Fault
Message
083 INTAKE FAN FAULT
084 POWER SUPPLY 48V FAILED
085 CONTROLLER VOLTAGE
086 CONTROLLER 15V
087 PLATEN OPEN TIMEOUT
CLOSE PLATEN
088 CONTROLLER 23.5V
089 RIBBON STALL
CHECK RIBBON
090 SHUTTLE COVER OPEN
CLOSE SHUTTLE COVER
092 RIBBON DRIVER CIRCUIT
101 UPPER DRIVER SHORT
Operator
Correct- Explanation
able?
Yes Sensors cannot detect
current in fan circuit.
No Internal power failure.
No Controller voltage failure.
No Controller voltage failure.
Yes Forms thickness lever has
been open for at least one
minute.
No Controller voltage failure.
Yes No ribbon movement.
No Shuttle cover is missing,
damaged, or not correctly
installed.
No Controller board does not
detect ribbon drive motor.
No Hammer driver circuits on
the controller board shorted
to ground.
Chapter 6. Routine Service and Diagnostics
Solution
Power off the printer and remove
paper guide assembly (for
instructions, refer to your 6400
Maintenance Information
Manual). Check that the fan
cable is connected. Check for
obstruction of vents and fan
airway; remove any
obstructions. Check for items
beneath the printer blocking
cabinet vents. Power back on the
printer. If this message reoccurs,
contact your IBM service
representative.
Contact your IBM service
representative.
Contact your IBM service
representative.
Contact your IBM service
representative.
Close forms thickness lever.
Contact your IBM service
representative.
Make sure the ribbon is not
twisted and the forms thickness
lever is set to match thickness of
media being used. If fault
reoccurs, contact your IBM
service representative.
Contact your IBM service
representative.
Contact your IBM service
representative.
Contact your IBM service
representative.
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