Adding and Replacing Parts 171NOTICE: To prevent damage to the system board, remove the main battery beforeyou service the Tablet-PC.Removing a Mini-Card1 Follow the procedures in "Before You Begin" on page 155.2 Remove the memory and Mini-Card cover. See "Removing the Memoryand Mini-Card Cover" on page 168.3 Ground yourself by touching one of the metal connectors on the back ofthe Tablet-PC.NOTE: If you leave the area, ground yourself again when you return to theTablet-PC.4 Disconnect the cables from the card.NOTE: The solid black and white cables belong to the WLAN Mini-Card if you haveinstalled one, while the white-striped gray, white-striped black, and the solid graycables belong to the WWAN Mini-Card you may have installed.NOTE: Depending on the type of Mini-Card you have, not all cables may be in use.1 WWAN slot 2 WLAN slot1 2