Description: Projector lamp does not go on Type: 4 - Description - The projector diagnostics notify the scanner IPU board when the projector lamp does not go on although the ON command is issued. Then the scanner IPU board notifies the SCU of it. - Detection Timing - When the projector is started up
Causes: • Projector control board SP-Log: 7-402-7
Code: SC791
Description: Projector lamp does not go off Type: 4 - Description - The projector diagnostics notify the scanner IPU board when the projector lamp does not go off although the OFF command is issued. Then the scanner IPU board notifies the SCU of it. - Detection Timing - When the projector is stopped
Causes: • Projector control board SP-Log: 7-402-7
Code: SC792
Description: Projector lamp overheat Type: 4 - Description - The projector diagnostics notify the scanner IPU board that the projector lamp has overheated. Then the scanner IPU board notifies the SCU of it. - Detection Timing - When the projector is active
Causes: • Projector control board SP-Log: 7-402-7
Code: SC900
Description: Main counter disabled Type: 2 - Description - Communication error between the main counter and main control board - Detection Timing - When counter information is uploaded or downloaded
Causes: • Main counter • Main control board • SCU harness SP-Log: 7-402-9
Code: SC901
Description: Inconsistent main counter and backup counter Type: 2 - Description - This SC is displayed when the difference between the main and backup counter values is more than ±5. - Detection Timing - When the power switch is turned on When the Counter key is pressed
Causes: • Main counter SP-Log: 7-402-9
Code: SC902
Description: SCU-SCSI communication error Type:1 - Description - This SC occurs when the power switch is turned on and neither the scanner IPU board nor main control board is recognized or when an initial error occurs in the SCSI driver. - Detection Timing - Always