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Display Board Replacement
Equipment required
• Phillips screwdriver
Remove the Display Board
Warning
Electric Shock Hazard To allow stored energy to dissipate after power is disconnected, wait at
least five minutes before replacing parts.
Precaution
The generator contains electrostatic-sensitive components. When repairing the generator, work at
a static-control workstation. Wear a grounding strap when handling electrostatic-sensitive
components, except when working on an energized generator. Handle circuit boards by their
nonconductive edges. Use an antistatic container for transport of electrostatic-sensitive
components and circuit boards.
1. Turn off the generator. Disconnect the power cord from the wall receptacle.
2. Remove the five screws that secure the cover to the chassis. Lift the cover off the
chassis. Set the cover and screws aside for reinstallation.
3. Remove the Control board.
a. Unlock the connector on the Control board and disconnect the Display board
ribbon cable from the Control board.
b. Carefully slide the Control board straight up through the slots on the heat sinks to
disconnect it from the Power Supply/RF board. Set the board aside in an antistatic
container for reinstallation.
4. Disconnect and remove the front panel assembly.
a. Disconnect the power switch from the Power Supply/RF board.
b. Disconnect the two REM connectors from the Power Supply/RF board.
c. Remove the four screws that secure the front panel to the chassis. Save the screws
for reinstallation.
d. Slide the front panel assembly forward, carefully disengaging it from the electrical
contacts on the Power Supply/RF board.
5. Detach and disconnect the Display board from the front panel.
a. Remove the four screws that secure the Display board to the front panel. Save the
screws for reinstallation.
b. Disconnect the CEM switch cable from the Display board.
c. Disconnect the membrane keyboard ribbon cable from the Display board.
Force FX Electrosurgical Generator C Service Manual
Display Board Replacement
7-5
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