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2-4 Service Manual
4085-001
907 Engine NVRAM
10 Invalid data in flash memory
20 NVRAM checksum failure
30 Flash data programming
failure
40 Engine NVRAM is not present
or is not responding
50 Password rejected by engine
NVRAM
Note: When the index card and
encoder dial FRU needs
replacing, and a 907-10 error
code is present, the engine
board must be replaced.
Check cabling to index
board.
10 - Replace engine
board. See “Engine Board
/Cover Removal” on
page 4-14 .
20 - Replace index board.
See “Index Card Assembly
Removal” on page 4-22 .
30 - Replace engine
board.
40 and 50 - Replace index
board.
908 Engine NVRAM
90 Decompression / Rebuild
Failure
Check cabling to index
board.
Replace index board. See
“Index Card Assembly
Removal” on page 4-22 .
910 Carrier System
10 Carrier Motor stall or loss of
encoder signals
20 Encoder Quadrature error
30 Temperature Sense-------->
Calibration failure
40 Carrier running backward
50 Carrier Velocity Overshoot
60 Starfire ASIC Reset failure
70 Printhead and Index Voltage
Level failure
Perform the “Carrier
System Test” on
page 3-32 .
This would be caused by
printhead contacts or
carrier card. Note: “Carrier
Systems Test” would not
find this.
Error Symptom Action