IBM 6400 series Maintenance Manual page 101

6. Power on the printer. Run the print job again.
If the message appears, replace the power supply board.
7. Power on the printer. Run the print job again.
If the message appears, replace the CMX controller board. Record the
message and return it with defective CMX board.
126 PAPER FEED BAD TABLE
SEE USER'S GUIDE
NOTE: If this message appears during a software download, do the
1. The paper feed process on the CMX controller board has a corrupted table.
Cycle power. Run the print job again. If the message appears, download
the emulation software again.
2. Cycle power. Run the print job again.
If the message appears, replace the CMX controller board. Record the
message and return it with defective CMX board.
127 PAPER FEED ILLEGAL STATE
SEE USER'S GUIDE
1. Firmware error on the CMX controller board.
Cycle power. Run the print job again. If the message appears, download
the emulation software again.
2. Cycle power. Run the print job again.
If the message appears, replace the CMX controller board. Record the
message and return it with defective CMX board.
128 PAPER FEED INVALID COMMAND
SEE USER'S GUIDE
1. Paper Invalid Command. Firmware error on the CMX controller board.
Cycle power. Run the print job again. If the message appears, download
the emulation software again.
2. Cycle power. Run the print job again.
Troubleshooting
download again. If the message appears on the second try, replace
the CMX controller board.
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