LG LP090HED-Y8, Manual

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Copyright ©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
2.3.5 POWER CORD
1. Remove the control box. (Refer to section 2.1.2)
2. Disconnect the grounding screw from the control
box.
3. Disconnect 2 receptacles.
4. Remove a screw which fastens the clip cord.
5. Separate the power cord from the control box.
(See Figure 17)
6. Re-install the component by referring to the
removal procedure, above.
(Use only one ground-marked hole for ground
connection.)
7. If the supply cord of this appliance is damaged, it
must be replaced by an exact replacement part.
(The special cord means the cord which has the
same specification marked on the supply cord
fitted to the unit.)
2.3.6 PWB
1. Remove the screw which fasten PWB cover.
2. Disconnect all the leads which connected to the
PWB.
3. Remove the two screws which fasten the PWB
board.
4. Re-install the components by referring to the
removal procedure, above.
Figure 17
Figure 19
Figure 18
After servicing control box ,make sure that AC and DC
wires are separated and tied up properly.
The wires should also be pressed a little downwards to
prevent touching it to the display PWB.
WARNING