IBM 6400 series Maintenance Manual page 113

SENDING PROGRAM TO EC PROCESSOR
1. Status message: the printer is loading the engine controller program into the
engine controller.
No action required.
SERVICE
<first service test>
1. Non-error status message.
No action required.
SOFTWARE ERROR
RECYCLE POWER
1. Application software tried to perform an illegal printer function or damaged logic
circuits were detected on the CMX controller board.
Cycle power. If the message appears, power off the printer.
2. Disconnect the input data line from the host computer. Power on the printer.
If the message appears, download the emulation software again.
3. Cycle power. Run the print job again.
If the message appears, replace the CMX controller board. If the
message is gone, there is an application software error. Request
assistance from your local support group.
TABLE MISMATCH
DOWNLOAD AGAIN
1. An Engine Controller software update is in process.
Power off the printer. Download the program again from the beginning.
TESTING HARDWARE
PLEASE WAIT
1. Status message when printer runs self-tests and initialization routines.
No action required.
TOP OF FORM SET
1. Non-error status message.
Troubleshooting 113