Diagnostic information 2-19
4506-1xx
Controller software
Controller software errors are in the 90x group/illegal trap (90x).
Transfer roll
CAUTION: When you see this symbol, there is a danger from hazardous voltage in the area of
the product where you are working. Unplug the product before you begin, or use caution if the
product must receive power in order to perform the task.
Code 917 indicates a problem in the transfer roll circuitry.
Service tertiary light patterns—controller software (90x)
Description/action
✷ When this secondary code is received, one of the following tertiary
light patterns is available.
✷ 900 RIP error Replace the controller card or
reload the engine code. See
“Controller card removal” on
page 4-17.
✷✷901 Engine error
✷✷902
✷✷✷903
✷✷ 904
✷✷✷905
✷✷✷906
Service tertiary light patterns—transfer roll (91x)
Description/action
✷ ✷ When this secondary code is received, one of the following tertiary
light patterns is available.
✷ ✷✷✷917 Transfer roll circuitry Check the continuity from the cable
connection on the HVPS (high voltage
power supply) to the right side of the
transfer roll.
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