ViewSonic Pro8400 Series VS13647 Service Manual page 20

Step
4
FFC Cable
5
6
P0P35-2500-00*8
ViewSonic Corporation
Figure
J1635-3720-0A *4
J1635-A632-01*2
J1635-C230-00*4
17
Confidential - Do Not Copy
Description
1. Disconnect the FFC cable
between top cover and main
board.
2. Raise the Top Cover carefully.
Note: Don't allow to scratch
surface of the lens.
To avoid scratching, it would
better paste some film on it for
protection before raising the Top
Cover.
1. Remove four screws to lift up
the keypad board.
1. Remove all screws as shown
to remove the IO cover.
Pro8400