Troubleshooting And Technical Support; Troubleshooting Checklist - Comtrol DeviceMaster DM-2000 Series Installation And Configuration Manual

Troubleshooting and Technical Support

This section contains troubleshooting information for your DeviceMaster. You may want to review the
following subsections before calling Technical Support because they will request that you perform many of the
procedures or verifications before they will be able to help you diagnose a problem.
•

Troubleshooting Checklist

• General Troubleshooting
• Testing Ports Using Port Monitor (PMon2)
• Testing Ports Using Test Terminal
• Socket Mode Serial Port Testing
• Daisy-Chaining DeviceMaster 4/8/16-Port Units
• DeviceMaster LEDs
• Removing DeviceMaster Security Features
• Returning the DeviceMaster to Factory Defaults
If you cannot diagnose the problem, you can contact
Troubleshooting Checklist
The following checklist may help you diagnose your problem:
• Verify that you are using the correct types of cables on the correct connectors and that all cables are
connected securely.
Note: Most customer problems reported to Comtrol Technical Support are eventually traced to cabling or
network problems.
Model
1-Port (Panel Mount)
1-Port (DIN Rail)
2-Port - 1E (Single Ethernet Port) Ethernet hub or NIC
2-Port - 2E (Dual Ethernet Ports) Ethernet hub or NIC
4-Port (DIN Rail)
4/8-Port
16-Port (external power supply)
16/32-Port (internal power supply) Ethernet hub or NIC
DeviceMaster Installation and Configuration Guide: 2000594 Rev. F
on Page 147
on Page 149
on Page 151
on Page 154
on Page 160
on Page 167
on Page 169
Connected to
Ethernet hub or NIC
Ethernet hub or NIC
Ethernet hub or NIC
NIC
Ethernet hub
NIC
Ethernet hub
on Page 166
on Page 171
Technical Support on Page 174.
Ethernet
Cable
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Troubleshooting and Technical Support - 147
Connector Name
10/100 ETHERNET
10/100
10/100
10/100 - E1/E2
10/100 - E1/E2
DOWN
UP
DOWN
UP
10/100 NETWORK