The Method to Test whether the Power Supply broken or not

2018-01-12


The Method to Test whether the Power Supply broken or not

1、Remove the two poles “+-wires of laser tube, keep them with distance 1cm

Note: Two wires can not touch together

The Method to Test whether the Power Supply broken or not 1

2、Remove the connection wire between power supply and controller main board

The Method to Test whether the Power Supply broken or not 2


Keep the AC connection of Power supply (as the red circle shows in picture)

Remove the connection with controller main board (as the blue circle shows in picture)

Test button (as the purple arrow in picture)

3、Test

A. Machine power on, check if the water pump works as common and check if the light of the power supply  is on or not. ( should be on)

B. Press Test  bottom.

C. If there turns up the blue electric spark on the wires, the power supply is in good condition, otherwise it is damaged.


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