Lenovo B490 Hardware Maintenance Manual - Page 55
PCI Express Mini Card for wireless LAN
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Remove the hard disk drive bracket as shown by the arrow 2 . 2 1060 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on page 44 Removal steps of PCI Express Mini Card for wireless LAN In steps 1 , disconnect the cables from the card using the removal tool antenna RF connector (P/N: 08K7159) or pick up the cables with your fingers and then gently disconnecting the cable from the card in the direction of the arrows. Then remove the screw 2 . 12 1 Step 2 Screw (quantity) M2 × 3 mm, flat-head, nylon-coated (1) Color Black Torque 1.85 kgf-cm Chapter 7. Removing and replacing a FRU 49
Remove the hard disk drive bracket as shown by the arrow
2
.
2
1060 PCI Express Mini Card for wireless LAN
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 44
•
“1020 Bottom slot cover” on page 44
Removal steps of PCI Express Mini Card for wireless LAN
In steps
1
, disconnect the cables from the card using the removal tool antenna RF connector (P/N: 08K7159)
or pick up the cables with your fingers and then gently disconnecting the cable from the card in the direction
of the arrows. Then remove the screw
2
.
2
1
1
Step
Screw (quantity)
Color
Torque
2
M2 × 3 mm, flat-head, nylon-coated (1)
Black
1.85 kgf-cm
Chapter 7
.
Removing and replacing a FRU
49