Cleaning The Keyboard/Mouse - NEC Express5800/R120b-1 User Manual

7-4 Maintenance

Cleaning the Keyboard/Mouse

Make sure that the server and peripheral devices are all off-powered (the POWER/SLEEP lamp
goes off), and then wipe the keyboard surface with a dry cloth.
The mouse does not work normally if its optical sensor is stained. Wipe the optical sensor with a dry
cloth.
Optical sensor