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2
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LEDs DISPLAY INSTRUCTIONS
No.1-4 (From Right to Left), Signal strength indication.
No.5, Working status Indication: In Use or not use.
No.6, Power On/off indication.
No.7, Function indication (green light)
* When the system startup, the green light will light on about 30seconds
then off, it enter work status.
*When the ring back, the green light will flash until you pick up.
*when in communication, the green light will be always on.(reversal
polarity)
*when not check SIM card, then the green light will be always flash,
you should check the SIM card Installation.
*when the system hang(Dead), the green light will be always on, you
should re-power on.
3
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MAIN FUNCTION &FEATURES
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Simple to install and easy to maintain
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Steady module & reliable design ensures good performance
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Provide optimized circuit directly connecting the exchange device
for extensions
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Compatible to most telephones, PBX & VoIP gateways
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Strong signals with high gain antenna
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Attractive Plastic casing
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SIM card support(3V,5V)
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Caller ID Display
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Provide reversal polarity signal for metering
