Valleylab LigaSure - Install a New LV Power Supply Board

Low Voltage (LV) Power Supply Board
8-16 LigaSure Vessel Sealing Generator Service Manual
6. Lift the footswitch board out of the chassis.
Fi g ure 8 - 9 .
The LV power supply board in
position on the generator rear
wall
Install a New LV power supply board
1. Position the LV power supply board on the rear wall of the chassis, aligning
the holes in the board with the snap-top standoffs.
2. Push the board toward the rear of the unit to snap it onto the standoffs.
3. Replace the screws (M4 x .7 x 8) that secure the board to the chassis.
4. Reconnect two cables to the LV power supply:
5. Install the cover. For further information, refer to Cover in this chapter.
6. Connect the power cord to the wall receptacle.
LV Power Supply
Name Ref Location Wires Colors
LV DC cable J2 Left end of the
board
4 blue, black, red,
and orange
Switched AC
power cable
GND upper right corner
of the board
1 green/yellow
J1 upper right corner
of the board
2 brown and blue
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