Technical Data - Cherry KC 4020 Backlight Mode D'emploi

4 Tips
4.1 Cleaning the keyboard
CAUTION: Damage may be
caused by harsh cleaning
GB
agents or liquids in the key-
board
• Do not use solvents such as gaso-
line or alcohol and scouring agents
or scouring sponges for cleaning.
• Prevent liquids from entering the
keyboard.
• Do not remove the keycaps of the
keyboard.
1 Switch off the PC.
2 Clean the keyboard with a slightly
damp cloth and some mild cleaning
agent (e.g. dishwashing liquid).
3 Dry off the keyboard with a soft, lint-
free cloth.
6
4.2 RSI syndrome
RSI stands for "Repetitive
Strain Injury". RSI arises due
to small movements contin-
uously repeated over a long
period of time.
Typical symptoms are discomfort in the
fingers or neck. For further informa-
tion see: www.cherry.de/english/ser-
vice/servicedownload_rsi.htm.
• Set up your workspace ergonomi-
cally.
• Position the keyboard and mouse in
such a manner that your upper arms
and wrists are outstretched and to
the sides of your body.
• Take several short breaks, with
stretching exercises if necessary.
• Change your posture often.
4.3 Disposal
Dispose of the used device at an
official collection point for
electronic waste or at your local
dealer.
5 Troubleshooting
• The keyboard does not work:
Use another USB port on the PC/
laptop.

6 Technical data

Designation Value
Supply voltage 5.0 V/DC ±5 % SELV
Current Max. 200 mA
consumption
Storage –20 °C ... +65 °C
temperature
Operating 0 °C ... +40 °C
temperature
7 Contact
ZF Friedrichshafen AG
Electronic Systems
Cherrystraße
91275 Auerbach
Germany
Internet: www.cherry-world.com
E-mail: info@cherry.de