Sunit c6, Руководство пользователя, Страница: 17 / 32

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7.2 Display adjustments
The display is equipped with automatic adjustment of the backlight, therefore manual adjustment of
the brightness is not recommended except in the dark
- adjust the minimum brightness by following instructions given in page 8
- manual adjusting effects only in twilight or in the dark
8. START-UP SIGNALS
The PC has internal control system which controls the status of the device. If the device states a
faulty function during start-up, it indicates it with audible signal; one long and one or more short
“beeps” according to the following list.
8.1 CPU signals
If in combination with the signal and the continuous green light of the display, signal means:
Error signals can be disabled by pressing the main switch.
(Long) + 1
GPS antenna not connected
Check the antenna connector and cable
(Long) + 2
Short circuit in GPS antenna
Check the antenna connector and cable
(Long) + 3
GPS power fault
Check the antenna connector and cable
(Long) + 4
Keyboard power fault
Check connector and cable
(Long) + 5
USB power fault
Check cable
(Long) + 6
GSM power fault
Check connector and cable
(Long) + 7
Fan doesn’t work
Contact the service
(Long) + 8
CPU or HDD overheated (when
temperature reach 75°C)
Contact the service
(Long) + 9
1. Main voltage lower than battery
voltage (7,2V)
2. Main voltage <11V
System shut down in 16 seconds
System shut down in 10 minutes
(Long) + cont.
Critical error (overvoltage , PC
shuts down in 16 seconds)
Turn ignition off
Check power adapter
Check battery charger
(Long) + 10 Unknown temperature Reset telematics card as it have been
advised in section 3.2.3.
Contact the service