Sea Tel ST94-21 - Isolating a 400 Mhz Modem Fault Procedure

Maintenance and Troubleshooting ST94-21 C/Ku-Band TVRO
13-8
3. Observe and/or Record the
displayed response.
4. Repeat as required until all
desired modem queries are
noted.
13.6.2.4. Using ProgTerm
1. Open up ProgTerm and select
the Tools Menu.
2. Select “Modem Tools”.
3. Select the desired modem
location.
BDE is the Below Decks
Modem.
ADE is the Above Decks
Modem.
4. Select the desired modem
query.
5. Observe and/or Record the
displayed response.
6. Repeat as desired until all
desired modem queries are
noted.
13.6.3. Isolating a 400 MHz Modem Fault Procedure:
1. Issue “<0000” and “>0000” queries to the ADE and BDE modems and record the responses.
ADE (>0000)______________ BDE (<0000)______________
2. Compare your recorded responses to the list below to determine what modem fault(s) (if any) is present.
3. Use the appropriate text following the failure table for a list of possible failures attributed to the failure
type established.
EAR Controlled - ECCN EAR99