Sunit c6, User Manual, Page: 10 / 32

4. MAINTENANCE
4.1 Precautions and protection
Do not scratch or press the cover of the device with sharp objects. You must not touch to the display
element with a sharp object. Do not fasten any accessories to the cover of the display or of the cen-
tral unit
To protect the electronics of the device, the covers must be always kept closed. The device contains
an internal heat management systems which controls the fan, so do not set any objects on or over
the central unit, which may prevent the ventilation of the device. If any failure occurs, please contact
the service.
4.2 Cleaning
- clean the filter of the CPU regularly
- keep the display and covers clean from dust, oil or other chemicals
- clean the device by using a weak detergent
- always use a soft towel for cleaning
Alkaline or other solvent, alcohol and other similar chemicals must not be used!
4.3 Software maintenance
The computer runs with Microsoft Windows or Linux operating system. Particularly Windows operat-
ing system is vulnerable for worms, viruses and attacks against known security holes. It’s essential to
keep your computer up-to-date with proper virus protection application, e.g. Norton Anti-Virus or simi-
lar, and use Windows update -feature regularly. Also using software firewall is very recommended,
considering that there are many of them available freely from e.g. internet and Windows XP has this
feature build-in.
5. INSTALLATION
General
The installation of the unit has to be performed systematically. Recommended installation order is:
- antennas (GPS, GPRS) and their cables
- cables of supplementary devices
- attaching cables to the vehicle
- testing the cables
- installation of the keyboard
- mounting of the central unit
- mounting of the display
- connecting the cables to the central unit
- communication test (GPS, GPRS etc.)
- peripheral test (printer etc.)
Note! The voltage of the vehicle must be disconnected during installation.
5.1 CPU mounting
- choose location, which is in accordance with the purpose
- ensure sufficient ventilation for the unit, do not use any closed
box or such
- mount the CPU in the vehicle
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