Replacing The Wireless-Wan Card - Lenovo ThinkPad P71 User Manual

Replacing the wireless-WAN card

The following information is only for computers with user-installable modules.
Before you start, read "Important safety information" on page v and print the following instructions.
Attention: Do not touch the contact edge of the wireless-WAN card. Otherwise the wireless-WAN card
might get damaged.
To replace the wireless-WAN card, do the following:
1. Turn off the computer and disconnect it from ac power and all cables.
2. Close the computer display and turn the computer over.
3. Remove the removable battery. See "Replacing the removable battery" on page 95.
4. Remove the bottom cover. See "Replacing the bottom cover" on page 98.
5. Remove the wireless-WAN card by doing the following:
a. If a tool is provided with the new wireless-WAN card to help you disconnect cables, use the tool to
disconnect the cables from the card. Otherwise, hold the cable connector with your fingers and
gently disconnect each cable from the card
b. Remove the screw
upward.
c. Carefully remove the wireless-WAN card out of the slot
6. Install a new wireless-WAN card by doing the following:
a. Align the contact edge of the new wireless-WAN card with the key in the slot. Then carefully insert
the new card into the slot at an angle of about 20 degrees
b. Pivot the wireless-WAN card downward
c. Install the screw to secure the wireless-WAN card in place
2 . The wireless-WAN card is released from the secured position and pivots
2
.
1 .
3 .
1
.
3
.
.
Chapter 10 Replacing devices
101