Asus Eee Pad Slider SL101 - Manual (Page 12)

Notice on carrying the Eee Pad
Magnets are used to enhance the stability while folding the Eee Pad. When
carrying your Eee Pad inside your bag, please avoid putting cards with
magnetic stripes such as credit cards or phone cards near the areas
marked in the figure to prevent demagnetization.
Notice on using GPS positioning
The built-in GPS antenna is located in the position shown in the figure below.
When using applications that require GPS positioning, please avoid holding
the position of the GPS antenna to maintain the GPS signal strength.
ASUS Eee Pad Manual 12