Lenovo B570e Hardware Maintenance Manual - Page 57

PCI Express Mini Card for wireless LAN/WAN

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1070 PCI Express Mini Card for wireless LAN/WAN For access, remove these FRUs in order: • "1010 Battery pack" on page 46 • "1030 Hard disk drive (HDD)/memory module/mini PCI Express Card slot compartment cover" on page 47 Removal steps of PCI Express Mini Card for wireless LAN/WAN 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 the connectors with your fingers and gently unplug them in the direction of the arrows. Note: Wireless LAN card has 2 cables in step 1 . Wireless LAN card in some models may have 3 cables in step 1 . Step 2 Screw (quantity) M2 × 3 mm, flat-head, nylon-coated (1) Color Black Torque 1.5 kgfcm Chapter 7. Removing and replacing a FRU 51

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1070 PCI Express Mini Card for wireless LAN/WAN
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 46
•
“1030 Hard disk drive (HDD)/memory module/mini PCI Express Card slot compartment cover” on page 47
Removal steps of PCI Express Mini Card for wireless LAN/WAN
1
2
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 the
connectors with your fingers and gently unplug them in the direction of the arrows.
Note:
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, flat-head, nylon-coated (1)
Black
1.5 kgfcm
Chapter 7
.
Removing and replacing a FRU
51