Comtrol DeviceMaster LT User Manual page 112

Troubleshooting Checklist
112 - Troubleshooting and Technical Support
• If using a driver for Windows, you can use one of the Comtrol tools.
- Advanced tab in the Comtrol Drivers Management Console which helps
identify problems.
- PortVision DX contains two applications that can be used to test or
monitor the DeviceMaster LT:
- Test Terminal program, which can be used to troubleshoot
communications on a port-by-port basis. See
Terminal on Page 118 for testing procedures.
- Port Monitor program, which checks for errors, modem control, and
status signals. In addition, it provides you with raw byte input and
output counts. See
115 for procedures.
- Enable the Verbose Event Log feature on the Device General tab and then
reboot the system.
• Reboot the system, then reset the power on the DeviceMaster LT and watch
the Status (Page 129) light activity.
Status LED
5 quick flashes
10 sec. on. 1 sec. off, 10 sec. on.1 sec. off... The default application is running.
• Remove and reinstall the DeviceMaster NS-Link device driver.
• If you have a spare DeviceMaster LT, try replacing the device.
Testing Ports Using Port Monitor (PMon2)
The default application is starting
up.
DeviceMaster LT User Guide: 2000586 Rev. B
Testing Ports Using Test
on Page
Description