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Symptom Cause/Remedy
The CONNECT
button was pressed,
but communication is
not possible.
The scroll wheel
features do not work.
c Check whether batteries are inserted in the keyboard and
mouse. For details, see “Setting Up” (page 10).
c If the power switches on the keyboard and mouse are set
to OFF, communication with the receiver is not possible.
Check the setting of the switch on the rear of the mouse
and the side of the keyboard.
c If the power does not come on when the power switch of
the keyboard and mouse are set to ON, the batteries may
be exhausted. Replace the batteries. For details, see
“Setting Up” (page 10).
c Communication between the keyboard and mouse and the
receiver may not have been properly established. If the
CONNECT button on the keyboard and mouse are not
pressed within 10 seconds of pressing the CONNECT
button on the receiver, the receiver cancels
communication. In such a case, perform the procedure
again to enable communication. For details, see “Enabling
communication between the keyboard and mouse and the
receiver” (page 13).
c If the keyboard and mouse are too far from the receiver,
communication is not possible. The maximum
communication distance between the keyboard and mouse
and the receiver is about 32.81 ft.(10 m). If used on a
metal table or if there are obstacles between the keyboard
and mouse and the receiver, the usable distance may be
less.
• The operating system is not compatible.
c Use a supported operating system.
• The scroll wheel features do not work with the program I
am using.
c The scroll wheel features work only with programs that
use scroll bars.
c Some programs do not support the scroll wheel features.
• The receiver was connected in power-save mode, and the
computer has now returned to normal mode.
c Disconnect the receiver from the USB port, wait a few
seconds, and then connect the receiver again.