CM820V-4 User Manual
10
www.comset.com.au
2.7 Power Supply
The CM820V-4 supports a wide range of DC voltage between 5 VDC and 40 VDC. The
router is supplied with a 12 VDC power adapter.
2.8 LED Description
Please refer to the following table for LED description.
LED
Indication Light
Description
SYS
On for 25 seconds
On for 25 seconds after power up
Blink
System set-up normally
Off or still on after 25
seconds
System set-up failure
LAN
Blink
Ethernet data transmission
Off
No Ethernet connection
On
Ethernet is connected
VPN
On
VPN tunnel set-up
Off
VPN tunnel not set-up or VPN failure
CELL
On
Cell connection is ‘UP’ and now you have
access to the Internet
WIFI
On
WiFi enabled
Off
WiFi disabled
WAN
Blink
Ethernet data transmission
Off
No Ethernet connection
On
Ethernet is connected
Signal
Off
No signal, or signal checking is not ready
Blinks once every 4s
Signal bar is 1
Blinks once every 3s
Signal bar is 2
Blinks once every 2s
Signal bar is 3
Blinks once every 1s
Signal bar is 4
Blinks twice every 1s Signal bar is 5
