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Hardware overview
LED indicators
There are a total of five LED's on the router.
Listed below are the specifications of the LEDs and their corresponding colours.
LED
POWER (red)
TX Rx (amber)
DCD (green)
Service Type (green)
RSSI (green)
www.netcommwireless.com
Ver 1.4
Figure 1: NTC-40WV LEDs
DISPLAY
Solid ON
The red Power LED indicates power has been applied to the router from the DC
power input jack.
Solid ON
The amber LED will illuminate upon data being sent to or received from the cellular
network.
Solid ON
The green Data Carrier Detect LED illuminates to indicate a data connection.
The green LED will illuminate when cellular network coverage is detected.
Solid ON
3G: Indicates UMTS/HSPA available coverage
Flashing
EDGE: Indicates EDGE available coverage
Off
2G: Indicates GSM/GPRS available coverage only.
This green LED shows Received Signal Strength. There are three possible states that the RSSI LED can operate
in, based upon signal level.
Strong: Indicates the RSSI level is -86dbm
Solid ON
Medium: Indicates the RSSI level is -110dbm and -86dbm
Flashing Once a Second
Fair: Indicates the RSSI level is less than -110dbm
Off
Table 2 - LED Descriptions
DESCRIPTION
NetComm Wireless NTC-40WV Industrial Indoor 3G Router with Voice
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