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Numeric keypad
Click the Num Lock
key to activate the
numerical keypad
function. Press the key
again to return to letter
input.
Sleep mode
To reduce power consumption,
this keyboard will enter into Sleep
mode automatically after two
minutes of non-use. The trackball LED will go off and the cursor will
temporarily remain stationary. Sleep mode of the optical trackball does
not affect the input functions of other standard keys. Press and release
the trackball to wake up from the sleep mode and to recover the
trackball function.
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