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Chapter
7
Diagnosing Problems
Table 12. N7000 STD ASCII LCD Fault Messages Troubleshooting
Displayed Message
B11 ERROR: RAM
TEST FAILED*
B12 ERROR:
PROGRAM MISSING*
B13 ERROR: NOT
COMPATIBLE*
B19 ERROR: DC
RETURNED*
B20 STATUS :00%
DOWNLOAD MODE
B21 STATUS:
PRINTER RESET
B22 ERROR:
DECOMPRESS SIZE*
B23 ERROR:
DECOMPRESS
CKSUM*
B30 STATUS:
INITIALIZING...
180
Can User
Explanation
Correct?
No
SDRAM failed the boot
initialization test. SDRAM
DIMM may not be
properly installed.
Yes
The printer does not see
a program in flash
memory.
No
Attempting to download a
program that is not
compatible with the
printer.
No
The message indicates
an incorrectly assembled
and tested machine.
No
Status message
informing the operator
that software is being
downloaded. Percentage
figure indicates
approximate amount
loaded into the printer.
No
Status message
informing the operator
that the printer is
undergoing a system
reset.
No
FLASH memory has not
passed boot initialization
tests.
No
FLASH memory has not
passed boot initialization
tests.
N/A
Status message: the
printer is running its
initialization routines after
startup and successful
memory tests.
Solution
Cycle power to see if the message
clears, if not, contact your
authorized service representative.
There is no program in printer
memory. Download an emulation.
Cycle power to see if the message
clears, if not, contact your
authorized service representative.
Cycle power to see if the message
clears, if not, contact your
authorized service representative.
No action is required.
No action is required.
Cycle power to see if the message
clears, if not, contact your
authorized service representative.
Cycle power to see if the message
clears, if not, contact your
authorized service representative.
No action is required.
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