Lexmark X651de Service Manual page 140

7462
Error
code or
message
956.01 System card
processor over
temperature
957.xx
System card ASIC
failure
958.xx NAND failure
959.xx Print cartridge
authentication failure
960.xx Memory failure
961.xx Memory failure
962.xx Memory failure
963.xx Memory failure
964.xx Emulation failure
975.xx
Network Error
976.xx Network Error
978.xx
Network Error
979.xx
Network Error
Service Manual
2-106
Error contents
The system card processor is
over temperature or is
damaged.
The ASIC has failed on the
system card assembly.
Printer has performed more
than 100 "shift and reflash"
operations as a result of ECC
bit corrections
The system card can not
properly authenticate the print
cartridge or the authentication
process has failed.
RAM Memory Error: RAM
soldered on the card is bad
RAM Memory Error: Slot 1
RAM is bad
RAM Memory Error: Slot 2
RAM is bad
RAM Memory Error: Slot 3
RAM is bad
The download Emulation
Cyclic Redundancy Check
(CRC) detected a failure.
The system detected an
unrecognizable network port
The system detected an
unrecoverable software error in
network port
The system detected a bad
checksum while programming
network port
The flash parts failed while
programming a network port
Description/Action Possible repair actions
Replace the system card
assembly.
Go to
"System card
assembly removal" on
page 4-47.
Replace the system card
assembly.
Go to
"System card
assembly removal" on
page 4-47.
Replace the system card
assembly.
Go to
"System card
assembly removal" on
page 4-47.
Replace the system card
assembly.
Go to
"System card
assembly removal" on
page 4-47.
Replace the appropriate
memory module.
Replace the appropriate
memory module.
Replace the appropriate
memory module.
Replace the appropriate
memory module.
1. Disable the Download 1.
Emulation. Program the
download emulation into the
firmware card again.
2. Replace the system card
assembly if problem remains.
Go to
"System card
assembly removal" on
page 4-47.
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