VisionTek 81GC User Manual

www.visiontek.co.in

User’s Manual

GSM Commercial Modem 81GC

Congratulations !!! We thank you for purchasing the VISIONTEK GSM Comemrcial Modem 81GC.

This User's manual will help you in knowing all the features of the system including installation.
Operational and programming procedure in a step by step manner. Please keep this handy manual
handy for easy reference.

For Servicing and other details kindly look at the corporate address and email id at the backside of
the manual.

Introduction

1

2

Installation

3

Operation

1

Introduction

VISIONTEK GSM Commercial Modem 81GC is a highly flexible plug-n-play modem for easy
integration with RS-232 and audio* interface. It is equipped with features of circuit switched
data, SMS, Fax, Voice and GPRS (Class 10). VISIONTEK 81GC is a per fect solution to use with
SMS gateways, access internet while on the move and corporate communications (GPRS,
Data transfer & PC Fax even in remote location).

FEATURES

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Dual/Tri* band 900/1800/1900 MHz GSM

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Data, SMS (Text & PDU), Fax, Voice and GPRS (Class 10)

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DC input voltage

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Fully compliant with ETSI, GSM Phase 2+ specifications

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Low power consumption

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AT Commands

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3V SIM Interface

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RS-232 interface (9 PIN ‘D’ type female)

VISIONTEK GSM Commercial Modem 81GC package consists of the following:

81GC GSM modem – 1 No. 2dB rubber duct antenna – 1 No. Adpter. AC DC 7.5V1.5A-1No

RS-232 Cable - 1 No. User Manual – 1 No.

2

Installation

The installation of 81GC is very simple. Please follow the step by step procedure as shown
in the diagram.

Step:1

Press the Notch using small screw driver to the eject the SIM.

Step:2

Remove the SIM tray from the Modem.

1