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Interface cable, Voltage standing wave ratio – H3C Technologies H3C MSR 50 User Manual

Page 94

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Table 2-61 Description of the LEDs on the SIC-3G-GSM panel

LED

Description

WWAN

z

Steady green means that a link is present.

z

Blinking green means that data is being transmitted or received.

RSSI

z

Steady green means strong signal.

z

Blinking green means middle or low signal.

z

OFF means weak signal or no signal.

UMTS

z

Steady yellow means the service is valid.

z

OFF means no service.

HSDPA

z

Steady yellow means the service is valid.

z

OFF means no service.

Interface cable

1) TNC RF antenna

The TNC RF interface on the SIC-3G-GSM uses a rod-shaped antenna, magnetic antenna, or ceiling
mount antenna for connection.

z

Rod-shaped antenna

The following table describes the specifications of the rod-shaped antenna.

Table 2-62 Specifications of the rod-shaped antenna

Item

Description

Frequency scope

824-960 MHz / 1710-2170 MHz

Voltage standing wave ratio

≤ 2

Input impedance

50 Ω

Gain 1.5

dBi

Polarization type

Vertical

Maximum input power

10 W

Interface TNC-Male
Lightning protection

Direct current grounding

Height

153 mm (6.02 in.)

Weight

26 g (0.92 oz)

Length None
Color Black
Operation temperature

–30 °C to 60 °C (–22°F to 140°F)

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