POWER LEADER™ Ethernet Gateway
Chapter 6 – Troubleshooting Guide
Chapter 6 – Troubleshooting Guide
The following guide is provided for troubleshooting and isolating common problems. It does not cover
every possible condition. Contact the ED&C Customer Support Center at
Symptom | Possible Cause | Corrective Action | |
1. No response at either | Lack of power. | Check that control power cable is working and | |
| host PC or dumb |
| correctly connected. |
| terminal from the | Ethernet Gateway internal | Remove and reapply power to the Ethernet |
| Ethernet Gateway. | ||
| failure. | Gateway to see if the failure clears itself | |
|
| ||
|
|
| (possibly caused by external noise). Contact |
|
|
| Customer Support if the problem persists. |
|
|
| WARNING: |
|
|
| Voltages hazardous to personnel and equipment may |
|
|
| be present at the power connection. |
|
|
| |
2. No response at host | Faulty Ethernet wiring | Check that the Ethernet connector is properly | |
| PC from the Ethernet | between Ethernet Gateway | wired and firmly seated. Test wiring for |
| Gateway, but terminal | and host PC | continuity and polarity to host PC. |
| connection is OK. | Ethernet driver may be | Check with your system administrator as to |
|
| ||
|
| incorrect. | which Ethernet driver is being used (DIX or |
|
|
| IEEE). Make sure Gateway is set accordingly |
|
|
| (Section |
|
|
|
|
3. | Ethernet connections | Faulty RS485 wiring between | Check that the RS485 connector is properly |
| OK, but no response | Ethernet Gateway and | wired and firmly seated. Test wiring for |
| from RS485 | RS485 networks. | continuity and polarity on RS485 wiring. |
| device(s). | Lack of control power at | Check that control power present and correctly |
|
| ||
|
| RS485 device(s). | connected at device(s). |
|
|
|
|
4. | Some devices on | Addressing problems or too | Refer to Section |
| RS485 networks not | many devices on segment | problem and correct accordingly. |
| recognized at host. |
|
|
15
