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Installing the Si 4000 Modem
Troubleshooting
The lights on the modem indicate the strength of the signal received. The more lights
illuminate, the stronger the received signal. If the modem is not able to receive any signal,
choose another location for the unit.
WiMAX Signal Strength LEDs (4-7)
Integrated WiFi / Unused* LED (3)
* WiFi LED (3) is unused in units without
integrated WiFi
LED
Power (1) (
)
Data (2) (
)
Wi-Fi (3) (
) OR
Unused
Link Status (4)
WiMAX Link Status (5-7)
*. WiFi LED (3) is unused in units without integrated WiFi
P/N 215629
Ethernet LED (2)
Power LED (1)
Figure 3: WiMAX Modem LEDs
Table 1-1: LEDs Status Indications
Color
Blue
Green
*
Green
Green
Green
Status
Description
Off
Power off
On
Power on
Off
PC and modem are disconnected
On
PC and modem are connected
Blinking
Data transmission
On
Integrated Wi-Fi enabled
Off
Integrated Wi-Fi disabled
On
Modem is connected to the network
Off
Modem is not connected to the
network
On
Signal strength
-6-
February 2010
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