TM 11-5805-384-30
SYMPTOM INDEX
Page
DIAL TONE
No dial tone from switching facility .............................................................................................................................
DIGIT TONE
No digit tone or signal frequency tone when pressing the keys on the keysender ........................................................
RELEASE TONE
No release tone .........................................................................................................................................................
RINGBACK
Repeated wrong numbers and/or ringback tone..........................................................................................................
SEIZE TONE
Seize tone does not stop after dial tone is received ....................................................................................................
Seize tone or release tone not inhibited by another off-hook telephone.......................................................................
No seize tone and side tone high when handset is lifted from cradle...........................................................................
SIDE TONE
No side tone when voice transmission is normal.........................................................................................................
No voice and side tone received ................................................................................................................................
TRANSMISSION
Telephone does not inhibit seize or release from extension phone..............................................................................
Telephone does not ring or ring properly ....................................................................................................................
Ring signal is not cutoff after one burst in point-to-point operation ..............................................................................
Voice transmission low or no voice transmission ........................................................................................................
No output or low output..............................................................................................................................................
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