User's Manual

39
Lenovo IdeaPad U300/U300s/U400
1050 PCI Express Mini Card for wireless LAN (U300)
For access, remove these FRUs in order:
• “1010 Base cover (U300)” on page 34
• “1020 Battery pack (U300)” on page 36
• “1030 Hard disk drive (U300)” on page 37
Figure 5. Removal steps of PCI Express Mini Card for wireless LAN
2
1
Disconnect the two wireless LAN cables (black, white)
1
, and then remove the
screw
2
.
In step
1
, unplug the jacks by using the removal tool antenna RF connector
(P/N: 08K7159), or pick up the connectors with your ngers and gently unplug
them in the direction shown by arrows.
Notes: wireless LAN card has 2 cables in step
1
.
wireless LAN card in some models may have 3 cables in step
1
.
Step Screw (quantity) Color Torque
2
M2 × 3 mm, at-head, nylok-coated (1) White 1.5 ± 0.2 kgfcm