Comtrol DeviceMaster LT User Manual
Page 5
DeviceMaster LT User Guide: 2000586
Rev. B
Table of Contents - 5
Table of Contents
Checking the NS-Link Version ................................................................................................................. 87
Restoring Serial Port Settings.................................................................................................................. 88
Telnet Session ........................................................................................................................................... 90
SSH Session .............................................................................................................................................. 92
Accessing RedBoot Overview ................................................................................................................... 99
Establishing a Serial Connection .......................................................................................................... 100
Establishing a Telnet Connection.......................................................................................................... 101
Determining the Network Settings ....................................................................................................... 102
Configuring the Network Settings ........................................................................................................ 102
Changing the Bootloader Timeout ........................................................................................................ 103
Determining the Bootloader Version.................................................................................................... 103
Resetting the DeviceMaster LT .............................................................................................................. 104
Uploading Firmware - Telnet Method (Linux) ................................................................................... 104
Setting Up a TFTP Server in Linux ...................................................................................................... 104
Uploading the Firmware ........................................................................................................................ 105
Configuring Passwords ............................................................................................................................ 106
RedBoot Command Overview................................................................................................................. 107
Locating DeviceMaster LT Specifications ........................................................................................... 109
External Power Supply Specifications................................................................................................. 109
Notices .......................................................................................................................................................... 110
Troubleshooting Checklist ..................................................................................................................... 111
General Troubleshooting......................................................................................................................... 113
Testing Ports Using Port Monitor (PMon2) ........................................................................................ 115
Overview ................................................................................................................................................. 118
Opening Ports ......................................................................................................................................... 119
Sending and Receiving Test Data (RS-232/422/485: 4-Wire) ............................................................... 119
Loopback Test (RS-232).......................................................................................................................... 120
Sending and Receiving Data (RS-485: 2-Wire) ..................................................................................... 121