Loading Through The Serial Or Parallel Port
241
Table 6. Flash Memory Message Guide
Message Explanation
Required
Action
CLEARING PROGRAM
FROM FLASH
The program successfully loaded into printer RAM and
the checksum matched. The old program is now being
deleted from flash memory.
None
DIAGNOSTIC
PASSED
The printer passed its memory and hardware
initialization tests.
None
ERROR: DC PROGRAM
NOT VALID
Printer cannot find the data controller program or the
validation checksum is corrupted.
Download the program again: Power
off the printer and start over at step
11. If the message occurs again,
replace the flash memory.
ERROR: DRAM AT
ADDRESS XXXXXXXX
The printer found a defective memory location. Replace the controller board.
ERROR: EC PROGRAM
NOT VALID
Printer cannot find the engine controller program or the
validation checksum is corrupt.
Download the program again: Power
off the printer and start over at step
11. If the message occurs again,
replace the controller board.
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