Introduction: 

The Low Tape and No Tape alarms are critical functions in the CSEG machine, providing alerts when the tape is running low or absent. Disabling these alarms is necessary in certain scenarios, and the process involves adjusting specific settings. Follow these steps to disable the Low Tape and No Tape alarms:

Related Article:

• Understanding Low and No Tape Issues

Procedure:

To disable the Low Tape and No Tape alarms on the CSEG machine, adjust the variable N13 in the machine's settings. Change the N13 variable as follows:

• Set N13:1 to '0' to disable the Low Tape and No Tape alarms.

This adjustment will prevent the alarms associated with low or absent tape detection from triggering.

Step by step:

1. Ensure Machine Readiness:

   1. Stop the machine and press the reset button, verifying the machine is in a ready-to-run state (indicated by a blinking green light on the light tower).

2. Accessing PLC Settings:

   1. Open the machine's cabinet and locate the PLC unit.
   2. Hold the 'ESC' button on the PLC until the main menu displaying I/O status appears.

3. Adjusting Parameters:

   1. Navigate to 'Monitoring' using the down arrow and press 'OK'.
   2. Change 'File Num?' to '013' using the arrow keys and press 'OK'.
   3. Set 'Data Type:' to 'N' and confirm with 'OK'.
   4. Change the first line to 'N13:1' and press 'OK'.
   5. Modify the second line to '=+00000' and confirm with 'OK'.

4. Exiting and Restarting:

   1. Press 'ESC' to return to the main menu displaying I/O status.
   2. Move the pointer to 'User Display' using the down arrow and press 'OK'.
   3. Close the machine cabinet securely.

5. Reactivating the Machine:

   1. Proceed to the machine control panel, activate the 'E-stop', then release and reset it.
   2. Initiate the machine's startup process.

6. Completion:

   1. The tape monitoring feature is now temporarily disabled.

Re-enabling the Alarms

To re-enable the Low Tape and No Tape alarms, set N13:1 back to '1'.