Error Message:

HEAD: all retries failed on chnl 0

Applies to:

• All

Service Information:

Serial communications between the head and the MPE has failed. The exposure head to backplane (EH- BP) cable should be checked. The exposure head's digital board should also be checked (parameters stored in EEPROM must be restored if the board is swapped). Check that the board has +5V. The MPE may also be faulty.

Operator Action:

The Platesetter may recover automatically from this error, although it would be best to reboot. Record error message and contact Creo Service

Cause:

• Faulty EH-BP (exposure head to backplane) cable
• Exposure head digital board faulty or not mounted correctly
• Faulty MPE

See Also: