Essae DX-451 Machine Not Switching ON

The DX-451 does not power ON when the ON/OFF key is pressed.

Possible Causes
1.) AC power supply not available.
2.) Loose power cable connection.
3.) Blown fuse.
4.) Battery fully discharged.
5.) Internal power supply problem.

Troubleshooting Procedure

Step 1
Verify mains power availability.

Step 2
Check AC power cable connections.

Step 3
Inspect the power socket.

Step 4
Verify battery charging condition.

Step 5
Switch OFF and reconnect power.

Step 6
Restart the machine.

Step 7
Contact authorized Essae service if the problem continues.

Prevention
1.) Use a stable power source.
2.) Periodically inspect power cables.
3.) Charge battery regularly.
4.) Avoid voltage fluctuations.