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Fault Messages
321
B23 ERROR:
DECOMPRESS
CKSUM*
No FLASH SIMM may
not be properly
installed.
Cycle power to see if the
message clears, if not,
contact your authorized
service representative.
1
B30-STATUS:
INITIALIZING
N/A Status message
informing the
operator that
software is being
downloaded
through one of the
printer’s I/O ports
using the two-key
download
activation.
No action is required.
B35-STATUS:
WAITING FOR EC
STATUS
N/A Waiting for EC/DC
Powerup
handshake.
No action is required.
B40 ERROR:
SDRAM EEPROM
CKSUM BAD*
No SDRAM DIMM
may not be
properly installed.
Cycle power to see if the
message clears, if not,
contact your authorized
service representative.
1
B41 ERROR: DIM
MEMORY NOT
SDRAM*
No SDRAM DIMM is
not compatible with
the computer.
SDRAM DIMM
may not be
properly installed.
Cycle power to see if the
message clears, if not,
contact your authorized
service representative.
1
B42 ERROR:
SDRAM ROWS NOT
ALLOWED*
No SDRAM DIMM is
not compatible with
the computer.
SDRAM DIMM
may not be
properly installed.
Cycle power to see if the
message clears, if not,
contact your authorized
service representative.
1
Table 15. LCD Message Troubleshooting Table
Displayed Message
Can User
Correct?
Explanation Solution