4-6 Replacement of Control Circuit Board
4-6-1 Removal of Ass'y Control Box
4-4
Samsung Electronics
1. Be sure to ground any static electric charge in
your body and never touch the touch control
circuitry.
2. Disconnect the connectors from the control
circuit board.
3. Remove screws securing the control box
assembly.
4. Remove the screw securing the ground tail of
the keyboard.
1. Pull the lever end of the plastic fastener and
remove the Flexible Printed Circuit(FPC) of
membrane panel.
2. Remove screws 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.
CONTROL BOX
SCREW
4-6-2 Remonal of Ass'y P.C.B
FPC
Connector
screw
screw
Disassembly and Reassembly