ViewSonic VA712b-2, Service Manual

Page: 70 / 91

- 70 –
ViewSonic Corporation
9. Disassemble Process
9.1 Units Disassemble Process
9.1.1 Tools
— Glove
— Big cross screwdriver
— Small cross screwdriver
— Prize equipment or abandoned IC card
— Screw box
— Cushion
— Six angle sleeve spanner
9.1.2 Disassemble process
1 、 Tide up the worktable, spread straight cushion, put the monitor on it, the front side
adown.( Picture 1, 2 )
2 、 Disassemble the 4 screws that fix the stand, remove the stand..( Picture 3, 4 )
3 、 Disassemble the fix screws of the back cover. （ Picture 5 ）
4
、
Use equipment or abandoned IC card to prize up the bezel through the bottom flute,
as showed in the following the picture 6,7 , and rip up the back cover downwards.( as
showed in the following the picture 8,9,10 )
5
、
Disassemble the 4 screw M3*6MM through six angle sleeve spanner, showed in the
following picture 11 .
6
、
Disassemble the 4 fixed screws in the shield, remove the shield as the direction
arrowhead showed, refer to the following picture 12 .
7
、
Disassemble the 4 screws and 4 pins of the PWPC board, remove the PWPC
board.(symbolized the following picture 13 with red color)
8
、
Disassemble the 3 screws and 4 pins of the main board, remove the main board.
(symbolized the following picture 13 with blue color)
9
、
Disassemble the 2 screws of the audio board, remove the audio board. (symbolized
the following picture 13 with green color)
10
、
Disassemble the 3 screws and connect pins of the Key board, remove the Key board,
refer to the following picture 14,15 .
11
、
Disassemble the 2 fixed screws of the main frame, and remove the bezel, as showed
in the following the picture 16,17.
12
、
Disassemble the 2 fixed screws of the panel, remove the main frame, as showed in
the following the picture 18,19,20. Do not damage the cable of the panel.
13
、
That’s all. The disassemble process of the unit is over.