Dell KM7120W User Manual page 26

Problems
Mouse pointer
does not move
Left/right buttons
does not work
Unable to pair
the mouse/
keyboard with the
computer
│
26 Troubleshooting
Possible causes
The mouse pointer is not
responding
No response when the
left or right mouse button
is pressed
Wireless pairing error
message is received
while pairing the mouse/
keyboard with the
computer
Possible solutions
1. Check the battery level.
• If the mouse uses a
rechargeable battery,
ensure that the battery
is fully charged.
• If the battery is exhausted,
replace it with a new one.
2. Turn the mouse off, and then
turn it on.
Check if the battery-status
light is flashing amber ten
times, indicating that the
battery power is low. If the
battery is fully depleted, the
battery-status light will not
turn on.
3. Restart your computer.
1. Check the battery level.
• If the mouse/keyboard
uses a rechargeable battery,
ensure that the battery
is fully charged.
• If the battery is exhausted,
replace it with a new one.