Sierra Wireless GL6100 Guide de l'utilisateur télécharger pdf (Page 56)

WA_DEV_GL6100_PTS_001 Rev 004 November 30, 2010 56

11. Troubleshooting the GL61x0

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

GL61x0 and their corresponding solutions. To read about other troubleshooting information, refer to

the FAQs (Frequently Asked Questions) page at http://www.sierrawireless.com.

Caution: Again, make sure to only use a cable that is compatible with the GL61x0 variant (that is, use the

adaptive cable for the GL6100, and use the Micro-fit

USB cable for the GL6110) to avoid

damaging either the GL61x0 or the PC.

11.1. GL6100 – RS232 Version

11.1.1. No Communications with the GL6100 through the

Serial Link

If the GL6100 does not answer to AT commands through the serial link, refer to the table below for

possible causes and their corresponding solutions.

Table 40. No Communications with the GL6100 Through the Serial Link

If the GL6100

returns

Then ask

Action

Nothing

Is the GL6100 powered correctly?

Make sure that the external power supply is

connected to the GL6100 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 section 6.2.1

8-pin Micro-Fit Connector for more

information on the serial cable pin

assignments.

Connect the cable by following the pin

assignments as given in Table 22 8-pin

Micro-Fit Connector Pin Description.

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 GL6100.

The GL6100 factory settings are:

 Data bits = 8

 Parity = none

 Stop bits = 1

 Baud rate = 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.

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Sierra Wireless GL6100 Guide de l'utilisateur Page 56

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