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IBM 6400 Series Maintenance Manual

IBM 6400 Series
428 pages
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106 Troubleshooting
No action required, but you can press the Form Feed key to revive the
printer from energy saver mode.
ERROR:
DRAM AT ADDRESS <hex>
1. The printer found a defective memory location.
Replace the DRAM.
2. Power on the printer.
If the message appears, replace the CMX controller board. Record the
message and return it with the defective board.
ERROR: DRAM NOT DETECTED
1. DRAM is defective or missing.
Check DRAM on the CMX controller board. If present, reseat DRAM; if
missing, install DRAM.
2. Power on the printer.
If the message appears, replace the DRAM.
3. Power on the printer.
If the message appears, replace the CMX controller board. Record the
message and return it with the defective board.
ERROR: FLASH DID NOT PROGRAM
1. The printer encountered an error trying to program flash memory.
Download the program again. If the message occurs again, replace the
flash memory.
ERROR: PROGRAM NOT VALID
1. The printer does not see a program in flash memory.
There is no program in printer memory. Download the emulation.
ERROR: SECURITY P
AL NOT DETECTED
1. The security PAL is missing or has failed. Power off the printer. Remove the
paper guide assembly or pedestal top cover.

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IBM 6400 Series Specifications

General IconGeneral
BrandIBM
Model6400 Series
CategoryPrinter
LanguageEnglish

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