US Robotics USR3500 Guide d'installation télécharger pdf (Page 36)

Rev 1.1 9/22/14 36

7. Troubleshooting the USR3500

This section of the document describes possible problems that might be encountered

when using the USR3500 and the corresponding solutions.

For additional troubleshooting information, refer to the support page at

http://www.usr.com/support/3500

7.1. No Communications with the USR3500 through

the Serial Port

If the USR3500 does not respond to AT commands through the serial port, refer to the

table below for possible causes and the corresponding solutions.

Table 18. No Communications with the USR3500 Through the Serial Port

If the USR3500

returns

Then ask

Action

Nothing

Is the USR3500 powered correctly?

Make sure that the external power

supply is connected to the USR3500

and provides a voltage within the range

of 4.75V to 32V.

Is the serial cable connected at both sides?

Check the serial cable connection.

Does the serial cable correctly follow the pin

assignments? Refer to the Reference Guide

at http://www.usr.com/support/3500 for more

information about the serial cable pin

assignments.

Connect the cable by following the pin

assignments as given in the Reference

Guide.

Nothing or non-

significant characters

Is the communication program properly

configured on the PC?

Ensure that the settings of the

communication program are compatible

with the settings of the USR3500.

The USR3500 factory settings are:

Data bits = 8

Parity = none

Stop bits = 1

Baud = 115200 bps

Flow control = hardware

Is there another program interfering with the

communication program (i.e. conflict on

communication port access)?

Close the interfering program.

1 2 ... 31 32 33 34 35 36 37 38 39 40 41 ... 50 51

Commentaires sur ces manuels

Pas de commentaire

US Robotics USR3500 Guide d'installation Page 36

Commentaires sur ces manuels

Produits connexes et manuels pour Mise en réseau US Robotics USR3500