Lenovo E50-70 Laptop Hardware Maintenance Manual - Lenovo E40-xx0, E50-xx - Page 76

Memorymodule

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Removal steps of the Wireless-LAN /Bluetooth card Unplug the two wireless Lan cable (black and white) in the direction shown by arrow 1 , and then remove the screw 2 b a a Step 2 Screw (quantity) M2 × 3 mm, flat-head, nylon-coated (1) Remove the card in the direction shown by arrow 3 . Color Black Torque 1.85 +/- 0.15kgf-cm c When installing: 1. In models with a wireless LAN card that has two antenna connectors, plug the black cable (1st) (MAIN) into the jack labeled MAIN or 1 on the card, and the white cable (2nd) (AUX) into jack labeled AUX or 2 on the card. 2. In models with a wireless LAN card that has three antenna connectors, plug the black cable (1st) (MAIN) into the jack labeled MAIN or 1, the grey cable (3rd) into jack labeled 1, and the white cable (2nd) (AUX) into jack labeled 2 on the card. 1070 Memory module For access, remove these FRUs in order: • "1010 External battery pack" on page 62 • "1040 Base cover assembly" on page 66 70 Hardware Maintenance Manual

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RemovalstepsoftheWireless-LAN/Bluetoothcard
UnplugthetwowirelessLancable(blackandwhite)inthedirectionshownbyarrow
1
,andthenremove
the screw
2
Step
Screw(quantity)
Color
Torque
2
M2 × 3 mm, flat-head, nylon-coated (1)
Black
1.85+/-0.15kgf-cm
Remove the card in the direction shown by arrow
3
.
Wheninstalling:
1. In models with a wireless LAN card that has two antenna connectors, plug the black cable (1st)
(MAIN)intothejacklabeled
MAIN
or
1
onthecard,andthewhitecable(2nd)(AUX)intojacklabeled
AUX
or
2
on the card.
2.InmodelswithawirelessLANcardthathasthreeantennaconnectors,plugtheblackcable(1st)(MAIN)
into the jack labeled
MAIN
or
1
, the grey cable (3rd) into jack labeled
1
, and the white cable (2nd)
(AUX) into jack labeled
2
on the card.
1070Memorymodule
For access, remove these FRUs in order:
• “1010 External battery pack” on page 62
• “1040 Base cover assembly” on page 66
70
Hardware Maintenance Manual