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8
GR500
Quick Start Guide
3.
B
EFORE
I
NSTALLATION
3.1.
GR500
P
RODUCT
E
XTERIOR
V
IEW
Figure 3-1
3.2.
I
NDICATOR
L
IGHT
D
ESCRIPTION
Table 3-2
Indicator Light
Status
Description
PWR
ON
Power ON
OFF
Power OFF
Flash
Temperature anomalies
SYS
ON
System operating normally
OFF
Abnormal system operation
Flash
Temperature anomalies
PPP
ON
Network connection
OFF
No dial
Fast Flash
Dialing
Slow Flash
Allocated on a non-4G network
VPN
ON
Any VPN turned on
OFF
Disconnect
Flash
Connecting