IBM 6400-I15 Maintenance Manual - Page 104
Shuttle Invalid Command, See User's Guide, Shuttle Invalid Parameter, Shuttle Overspeed
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If the message appears, replace the CMX controller board. Record the message and return it with defective CMX board. 137 SHUTTLE INVALID COMMAND 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. 138 SHUTTLE INVALID PARAMETER 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. 139 SHUTTLE OVERSPEED 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. Remove the shuttle cover. Remove the paper guide assembly or the pedestal top cover. Make sure the MPU cable is not pinched. (Refer to Appendix A, Interconnection Diagram, page 295.) Check the resistance of MPU in P107. (Refer to the Main Wire Test Tables, page 297.) Replace the MPU if it fails the test. 3. 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. 104 Troubleshooting
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