Alpha Technologies USM2.5 Status Monitoring Module - Manual (Page 25)

25 018-041-C0-003 Rev. C
3. Troubleshooting
3.2 Troubleshooting Specifics and Testing
Troubleshooting
Problem: Missing parts or shipping damage.
Solution: Contact Alpha Technologies at:
Alpha Technologies, Inc.
3767 Alpha Way
Bellingham, WA. 98226
360-647-2360
Problem: Unable to communicate with transponder.
Solution: Check port assignments, cables, and RPS name / port.
Problem: Incorrect device type selected when adding unit.
Solution: Check the device type in the Device Configuration screen (CheetahNet).
Problem: Incorrect address.
Solution: Verify that address in the Device Configuration screen (CheetahNet)
matches address on front panel. If they do not match, contact network
operations center technician.
Problem: Incorrect controller frequencies.
Solution Verify that frequencies on the HEC port configuration screen match
address on front panel. If they do not match, contact network
operations center technician.
Problem: Incorrect signal level.
Solution: Verify forward and return signals are within Acterna specifications.
Padding may have to be added or removed.
Problem: Unable to communicate with CheetahNet.
Solution: Verify that the transponder is not in 'R' mode. Use laptop computer
running 'Test2Way' to verify what code is running.
If the CPU LED is on steady, unit is in 'R-code', if the LED is flashing, unit
is in 'P-code' (normal operation).
Testing
All testing shall be performed via Acterna's CheetahNet and Test2way software. Refer to
software manufacturer's instructions.