Comtrol DeviceMaster LT User Manual page 5

Managing Bootloader ................................................................................................................................. 85
Checking the Bootloader Version............................................................................................................. 85
Uploading Bootloader ............................................................................................................................... 85
Checking the NS-Link Version ................................................................................................................. 87
Restoring Serial Port Settings.................................................................................................................. 88
NS-Link COM Port ................................................................................................................................... 88
Socket Port ................................................................................................................................................ 88
Accessing SocketServer Commands in Telnet/SSH Sessions (PortVision DX) ............................. 90
Telnet Session ........................................................................................................................................... 90
SSH Session .............................................................................................................................................. 92
Accessing RedBoot Commands in Telnet/SSH Sessions (PortVision DX) ...................................... 94
RedBoot Procedures............................................................................................................99
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
Hardware Specifications ..................................................................................................109
Locating DeviceMaster LT Specifications ........................................................................................... 109
External Power Supply Specifications................................................................................................. 109
Notices.......................................................................................................................................................... 110
Radio Frequency Interference (RFI) (FCC 15.105) ............................................................................... 110
Labeling Requirements (FCC 15.19) ..................................................................................................... 110
Modifications (FCC 15.21)...................................................................................................................... 110
Serial Cables (FCC 15.27) ...................................................................................................................... 110
Underwriters Laboratory ....................................................................................................................... 110
Important Safety Information................................................................................................................ 110
Troubleshooting and Technical Support......................................................................111
Troubleshooting Checklist ..................................................................................................................... 111
General Troubleshooting......................................................................................................................... 113
Testing Ports Using Port Monitor (PMon2) ........................................................................................ 115
Overview ................................................................................................................................................. 115
Testing Comtrol COM Ports................................................................................................................... 115
Testing Ports Using Test Terminal ....................................................................................................... 118
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
Socket Mode Serial Port Testing ........................................................................................................... 124
DeviceMaster LT User Guide: 2000586 Rev. B
Table of Contents
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