2-12 Service Manual
7011-2xx
930.xx Wrong printhead installed Replace the printhead. See “Printhead service
check” on page 2-32.
931.xx No first hsync
Replace the printhead. See “Printhead service
check” on page 2-32.
932.xx Lost hsyncs
933.xx Mirror motor locked: No hsync received
935.xx Motor unable to reach operating speed
Transport motor service errors
936.xx Transport motor initial lock failure Replace the main motor gear drive. See “Main
motor service check” on page 2-29
937.00 Main transport motor lost lock Replace the main motor gear drive. See “Main
motor service check” on page 2-29
Power supply service errors
940.00 LVPS service error Replace the LVPS/HVPS. See “Hot fuser
service check” on page 2-28.
Controller board and operator panel service errors
948.xx Failed controller board Replace the controller board. See “Controller
card service check” on page 2-25.
949.xx
950.xx Mismatch between EEPROM and mirror memory
Note: A new controller board or operator panel has been
installed, and has not been properly prepared for this
use. Install a new note. Do not install both the controller
board and the operator panel at the same time without a
POR in between.
Install a new controller bored or operator panel.
See “Controller card service check” on
page 2-25 or “Operator panel service check”
on page 2-31.
955.xx The code ROM or NAND flash failed the Cyclic
Redundancy Check or the NAND experienced an
uncorrectible multi-bit failure.
Replace the controller board. See “Controller
card service check” on page 2-25.
956.00 RIP card failure: processor failure
956.01 Processor overtemp
957.xx RIP card failure: ASIC failure
958.xx Printer has performed more than 100 “shift and reflash”
operations as a result of ECC bit corrections
Firmware or controller board errors
959.02 Failure to authenticate Signature Verification Code Call the next level of support to update the
firmware, or replace the controller board. See
“Controller card service check” on page 2-25.
959.03 Signature Verification Code failed to authenticate a code
partition.
Update firmware and call the next level of
support, or replace the controller board. See
“Controller card service check” on page 2-25.
959.04 Jump to unverified address
959.05 Unknown boot failure Update firmware and call the next level of
support, or replace the controller board. See
“Controller card service check” on page 2-25
Error Description Action
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