IBM 6400 series Maintenance Manual page 184

24. Power off the personal computer.
25. If you had to install a parallel data cable to the computer and printer in
step 6, disconnect it from the computer and printer.
26. Reconnect the customer's data input cable(s) to the printer, if required.
27. Return the printer to normal operation (page 159).
28. Using the configuration printout(s) you made in step 1, reconfigure the
printer. (Refer to the Setup Guide .)
NOTE: A continuous IML cycle indicates coax/twinax code is being loaded
Message
CLEARING PROGRAM
FROM FLASH
DIAGNOSTIC
PASSED
ERROR: DC PROGRAM
NOT VALID
ERROR: DRAM AT
ADDRESS XXXXXXXX
184
Table 5. Flash Memory Message Guide
into a printer with a missing, defective, or improperly installed
Coax/Twinax board. If the printer is supposed to have this feature,
reseat the Coax/Twinax board. If the printer is not supposed to have
this feature, install new emulation code without the Coax/Twinax
feature.
The program successfully loaded
into printer RAM and the checksum
matched. The old program is now
being deleted from flash memory.
The printer passed its memory and
hardware initialization tests.
Printer cannot find the data controller
program or the validation checksum
is corrupted.
The printer found a defective
memory location.
Explanation
Adjustment Procedures
Required
Action
None
None
Download the
program again:
Power off the printer
and start over at
step 13. If the
message occurs
again, replace the
flash memory.
Replace the DRAM.