Справочник Пользователя для Lenovo A2109

For access, remove these FRUs in order: 
•  “1010 Rear cover” on page 27
•  “1020 Battery pack” on page 30
•  “1030 System board” on page 32
•  “1040 IO board ” on page 35

Figure 5. Removal step of digital board
Remove the two screws 

1

.

1

M5.3 x 1.75 mm, flat-head, nylon-coated (2) Silver

1.2-1.7 kg/cm