Robustel M1000 XP User Guide Manual de usuario descargar pdf (Pagina 56)

Robustel GoRugged M1000 XP User Guide

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5.3 Troubleshooting

This section of the document describes possible problems encountered when using the Robustel M1000 XP and their

solutions.

5.3.1 The gateway’s LED does not light:

 Check if gateway has connected to a 9 to 18 VDC power supply properly.

 Check if the power connector is properly inserted.

5.3.2 No connection with gateway through serial link

 Check if the serial cable has been connected properly.

 Check if the serial cable has been made by following pin assignment given in table PIN assignment for RS232

and RS485.

 Check if your program has proper setting. Factory setting of the gateway under Normal Mode is listed at 5.1.

 Check if there is another program interfering with the communication program, such as conflict on

communication port access.

5.3.3 GSM/GPRS/UMTS connection cannot be established

 Check if the APN, User Name and Password have been input correctly.

 Check if the SIM card balance is enough or not.

5.4 Terms and Abbreviations

Abbreviations

Description

Alternating Current

APN

Access Point Name of GPRS/UMTS Service Provider Network

European Conformity

CHAP

Challenge Handshake Authentication Protocol

CSD

Circuit Switched Data

CTS

Clear to Send

Decibel

dBi

Decibel Relative to an Isotropic radiator

Direct Current

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Robustel M1000 XP User Guide Manual de usuario Pagina 56