The common problem and troubleshooting of Tablet

1.

The common problem and troubleshooting of Tablet
The way of troubleshooting and steps of
pictures presentation for B988

2.

Common problem Ⅰ
LCD screen display white spots

3.

Maintenance Steps
Remove the protection cover
1
3
2

4.

Maintenance Steps
Remove the backshell
2
1
3
4

5.

Maintenance Steps
Remove the mainboard
1
3
2
4

6.

Maintenance Steps
Remove the battery
1
3
2

7.

Maintenance Steps ④
Remove the LCD screen
1
3
2

8.

Maintenance Steps ⑤
Change and install a new LCD screen making it as
to be OK

9.

Only for reference about abve content
Thanks for your reading