3 - 2 VC5090 Vehicle Computer Product Reference Guide
COMM LEDThe COMM LED blinks to indicate WLAN radio activity. Table 3-2 lists the states of the COMM LED. By default,
the COMM LED is enabled. To disable the COMM LED:
1. Tap > Settings > Control Panel > VC5090 System Management icon. The System Management window
displays.
Figure 3-2
RF Settings Tab Window
2. Tap the Enable Comm Led check box.
3. Tap OK.
Flashing Green UPS battery is charging.
Solid Yellow Vehicle computer is operating from the UPS battery.
Flashing Yellow Vehicle computer is operating from the UPS battery and the UPS battery power is low.
Table 3-1
Power LED Indicator
LED State Indication
NOTE These settings are not persistent across a cold boot.
Table 3-2
COMM LED Indicator
LED State Indication
Fast Blinking (once every 0.4 seconds) Excellent WLAN signal.
Medium Blinking (once every 0.8 seconds) Very Good WLAN signal.
Slow Blinking (once every 1.6 seconds) Good WLAN signal.
Off Poor WLAN signal. Radio is not associates with an AP.
Radio is disabled. COMM LED is disabled.