Paradyne 1900 User Manual

No voice or data service

•  Verify power at all points in the system

•  Verify connections and wiring conditions at all 

points 

Voice but no data service

•  Verify that there is not an external network problem 

such as a server being down

•  Verify that the Ethernet card on the PC connected 

to the modem has been configured

•  Verify that the correct type of Ethernet cable 

(“straight” or “crossover”) is being used for the 
application.

•  Verify that the green LEDs at the various Ethernet 

connection points are lit

•  Check for 10Base-T cable damage

•  Verify router configuration and installation

•  See the checklist in Table 3-1, “Voice/Data 

Data but no voice service

•  Check dialtone at the PSTN/PBX cross-connect to 

verify that there is not an external voice network 
problem 

•  Check/replace filter card in filter shelf