Moxa Technologies RS-422, RS-485 General Troubleshooting, Hardware causes and solutions

6

Troubleshooting

Common Industio CI-134 Series problems and possible solutions are listed below. If you still have problems, contact your dealer or Moxa for help. Or use the “Pr oblem Repor t For m” at the end of this manual to report problems to your dealer at once for faster technical support.

General Troubleshooting

1.The MOXA dr iver , while installing the dr iver , cannot detect the MOXA boar d.

Hardware causes and solutions:

a.The board is not installed or missing (absent). Please install it.

b.The board is not properly plugged in the system. If that is the case, re-install the board and make sure that it fits well in a 32-bit slot this time. Sometimes the slot for plugging the board is bad. In this case, try other slots until you find a good one.

2. The MOXA boar d and dr iver ar e activated but cannot tr ansfer (tr ansmit/r eceive) data.

Hardware Causes and Solutions:

a.Check for wrong cable wiring. Refer to the “Connection Cable and Cable Wiring” chapter for precise pin outs of the connector type you are using.

b.The cable or the board is defective. You may use other ports, cables or boards to verify. In addition, the PComm “Diagnostic” utility for Windows NT and Windows 95/98 is good for testing MOXA boards and port conditions. If Diagnostic reports error, replace the faulty components.

Industio CI-134 Series User’s Manual 6-1