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power to H750, if the SYS LED starts to blink in a few seconds, that means the system start-up
is normal; if the CELL LED works, that means the network is online; if the VPN light works, that
means VPN tunnel has been set up. Please refer to the below table for the situation of the
indication lights.
LED
Indication Light
SYS
On for 25 seconds
blink
Off or still on after 25
seconds
GPS
On
TF
On
WiFi
On
Off
CELL1
On
CELL2
Off
Signal
On
Off
LAN 1-2
blink
Off
On
VPN
On
Off
WAN
blink
Off
On
Description
On for 25 seconds after power supply
System set-up normally
System set-up failure
GPS is online
External TF card (MicroSD Card) is connected
WiFi is Enabled
WiFi is Disabled
Online to the Internet/Private Networks
Not online
1 LED on is 1 bar.
2 LEDs on is 2 bar.
3 LEDs on is 3 bar.
4 LEDs on is 4 bar.
No signal, or signal checking is not ready
Data transmission in Ethernet
Ethernet connection abnormal
Ethernet is connected
IPSec VPN tunnel set-up
IPsec VPN tunnel set-up failure or inactivated
Data transmission in Ethernet
Ethernet connection abnormal
Ethernet is connected
E-Lins Technology Co.,Limited
Tel: +86-755-29230581 E-mail: sales@e-lins.com
H750 User Manual
Chapter 3
www.e-lins.com
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