High Voltage (HV) Power Supply Board
8-8 LigaSure Vessel Sealing Generator Service Manual
Be sure to reconnect the chassis ground to the screw nearest the rear of the
unit, positioning the ring tongue terminal on the screw (component) side of
the board.
3. Reconnect four cables to the HV power supply board:
*All reference points in this table appear on the HV power supply board.
Two latches secure the ribbon cable connector to the HV power supply board.
Be sure they are open before attempting to reconnect the cable. After
reconnecting the cable, secure the latches by rotating them toward the
connector.
4. Position the RF heat sink bracket on the heat sink and the chassis. Replace the
two screws (M4 x .7 x 8) that secure the RF heat sink bracket to the heat sink
and the chassis.
5. Replace the cover. For further information, refer to Cover in this chapter.
6. Connect the power cord to the wall receptacle.
Name Ref* Location Wires Colors
HV DC cable J4 under the HV
power supply
control ribbon
cable
4 two black and two
red
HV power
supply control
ribbon cable
J3 near the front
edge of the board
ribbon red and gray
AC switch #1
cable
J1 next to the first
cable
2 brown and blue
Switched AC
power cable
J2 upper rear corner
of the board
3 brown, blue, and
green/yellow
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