Hardware Maintenance Manual
38
1090 System board
For access, remove these FRUs in order:
•
•
“1020 Battery cover” on page 25
•
“1030 Battery pack” on page 26
•
•
“1050 Fingerprint module and POGOPIN FPC” on page 31
•
“1060 SIM card slot and vibrator module” on page 33
•
•
“1080 LCD module FPC” on page 37
Figure 9. Removal steps of system board
Detach the side key connector
, and remove the screws
,
.
Lenovo TB-X705F
Step
Screw (quantity)
Color
Torque
M1.4 × 2.5 mm, Phillips head(12)
Black
Appr. 0.6 kgf·cm
Important notices for handling the system board:
When handling the system board, bear the following in mind.
•
Be careful not to drop the system board on a bench top that has a hard
surface, such as metal, wood, or composite.
•
Avoid rough handling of any kind.
•
In the whole process, make sure not to drop or stack the system board.
•
If you put a system board down, make sure to put it only on a padded
surface such as an ESD mat or conductive corrugated material.
a
b c
1
2
2
2
2
2
2
2
2
2
2
2
2
a
