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5. Disassembly and Reassembly
5-8 Replacement of Control Circuit Board
Parts
Removal of
Control Box
Assembly
Removal of
P.C.B Assembly
Explaination Photo
20
Explaination
1. Disconnect power and remove grille .
2. Be sure to ground any static electric charge in
your body and never touch the control circuit .
3. Remove a screw securing the control box
assembly .
4. Disconnect the connectors from the control
circuit board .
1. Pull the lever end of the plastic fastener and
remove the Flexible Printed Circuit(FPC) of
membrane panel .
2. Remove screws (4) securing the control circuit
board .
3. Lift up the control circuit board from the Ass'y
control box .
4. When reconnecting the FPC connector, make
sure that the holes on the connector are
properly engaged with the hooks on the Plastic
Fastener .
5. After reconnecting the connectors, make sure
that the connectors are connected securely on
the terminal of control circuit board by pulling
the wires lightly .
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