Network Connectivity Display
The Network Connectivity LED display can only be viewed with the cover removed. It is
used as a visual indication of 7845i-GSM network activity. Every 15-20 seconds the LEDs
turn on to indicate status.
Figure 16. 7845i-GSM Network Connectivity Display
The Network Connectivity Display consists of three LEDs. They function as follows:
LED COLOR
YELLOW
ST
1
GREEN
ND
2
GREEN
Table 7. Network Connectivity Display
LED LABEL
DESCRIPTION
NETWORK
FAST BLINK – Network traffic is detected on a network link.
TRAFFIC
OFF – No network traffic.
LINK SPEED
ON – 100 MB/S link to Internet.
OFF – 10 MB/S link to Internet.
ETHERNET
ON – Ethernet link detected.
LINK
OFF – No Ethernet link detected.
FAST BLINK – Transmitting/Receiving Data.
NETWORK TRAFFIC (YEL)
LINK (GRN)
ETHERNET (GRN)
NETWORK CONNECTIVITY
LED DISPLAY
7845i-GSM-018-V0
Section 7: Appendices
7-3