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Diagnostic information 2-29
954 .00 Replace the interconnect card.
See “Interconnect card
assembly removal” on
page 4-53.
Warning: When replacing any
one of the following
components:
• Operator panel assembly
(or upper front cover)
• System board assembly
• Interconnect card assembly
Only replace one component at
a time. Replace the required
component and perform a POR
before replacing a second
component listed above. If this
procedure is not followed, the
printer will be rendered
inoperable. Never replace two
or more of the components
listed above without a POR
after installing each one or the
printer will be rendered
inoperable.
Warning: Never install and
remove components listed
above as a method of
troubleshooting components.
Once a component has been
installed in a printer, it can not
be used in another printer. It
must be returned to the
manufacturer.
955 .00 Code CRC CRC failure or ECC code failure on the
system board.
Replace the system board. See
“System board and inner
shield removal” on page 4-76.
956 .00 System board This error indicates a system board
processor failure.
Replace the system board. See
“System board and inner
shield removal” on page 4-76.
957 .00 System board This error indicates a system board
processor failure.
Replace the system board. See
“System board and inner
shield removal” on page 4-76.
958 .00 Nand failure Printer has performed more than 100
“shift and replace” operations as a result
of EC bit corrections.
Replace the system board. See
“System board and inner
shield removal” on page 4-76.
Service error codes (9xx.xx) (continued)
Error
code
Sub
codes
Display text Description Action