1070 Pci Express Mini Card For Wireless Lan/Wan - Lenovo B50-50 Hardware Maintenance Manual

1070 PCI Express Mini Card for wireless LAN/WAN

For access, remove these FRUs in order:
• "1010 Keyboard" on page 33
• "1020 Optical drive" on page 35
• "1030 Base cover" on page 37
• "1040 Battery pack" on page 39
• "1050 Hard disk drive" on page 40
• "1060 DIMM" on page 42
Important: The preinstalled WLAN module may only be replaced with a
Lenovo approved module in order to comply with FCC and IC regulations.
Refer to Table 4. Parts list—Overall on page 63 for Lenovo part numbers for
the approved modules.
Figure 7. Removal steps of PCI Express Mini Card for wireless LAN/WAN
Disconnect the two wireless LAN cables (black, white)
b
screw .
a
In step , unplug the jacks by using the removal tool antenna RF connector
(P/N: 08K7159), or pick up the connectors with your fingers and gently unplug
them in the direction shown by arrows.
Notes: wireless LAN card has 2 cables in step
Wireless LAN card in some models may have 3 cables in step
Step Screw (quantity)
b
M2 x 5 mm, Phillips head, nylok-coated (1) Black
Lenovo B50-50
a , and then remove the
2
1
1
a
.
Color
a
.
Torque
1.85±0.15kgf.cm
43