Cisco Cisco 4G LTE Wireless WAN Enhanced High-speed WAN Interface Card Hoja De Datos

 describes the Ports and LEDs for the EHWIC-4G-LTE.

RSVD

The RSVD (reserved) diagnostic port is not required for normal activation or 
operation. This port supports modem debug or provisioning. See the “Modem 
Troubleshooting Using the Diagnostic Port” section in 

for details. 

Antenna 
Connectors

M1/DIV—Diversity antenna connector, female TNC

1

.

M0/MAIN—Main antenna connector, female TNC.

GPS—GPS antenna connector, female SMA

2

.

See the 

 for details.

WWAN

Indicates the EHWIC modem status.

Solid green—Indicates the modem is receiving power and is associated and 
authenticated, but not receiving or transmitting data.

Fast green Blink—Indicates the modem is receiving power and is associated 
and authenticated. The blink rate is proportional to the transmitted and 
received data rate.

Slow green blink—Indicates the modem is receiving power, but is not 
associated or authenticated and searching for service. Check the antenna, 
cable, SIM card, or the user account with your service provider.

Off—Indicates the modem is in reset mode.

RSSI

Indicates the level of signal strength received by the EHWIC software.

Solid green—Indicates a high RSSI (greater than –69 dBm).

Medium green blink—Indicates a medium level RSSI (from –89 dBm to 
–69 dBm).

Slow green blink—Indicates a low level RSSI (from –99 dBm to –89 dBm).

Off—Indicates the RSSI is less than –99 dBm. Check for proper antenna 
attachment. Adjust antenna placement and orientation.

Solid amber—Indicates no service is detected. Relocate the equipment.

EVDO

Indicates either HSDPA or EVDO is in service.

Solid green—Indicates HSDPA is in service.

Blinking green—Indicates EVDO service is in use.

Off—Indicates that neither HSDPA nor EVDO services are in use.