IBM 6400-I15 Maintenance Manual - Page 113
Sending to EC processor, Service, Software Error, Table Mismatch, Testing Hardware, Top of Form set
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SENDING PROGRAM TO EC PROCESSOR 1. Status message: the printer is loading the engine controller program into the engine controller. No action required. SERVICE 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
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