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LBI-38988 TROUBLESHOOTING
32 Rev. B
Table 15 - Interface Status During Various States (Continued)
SIGNAL STATE STATUS
Working Channel (Active): During Digital Call
Vol/Sq (J7-2) Analog Digital Voice data on this line.
RUS In (J7-14) N/A Carrier activity is ignored during Digital Voice call.
Rus Out (J7-15) Low Receiver is muted.
RPT Inhibit (1950 DIS) (J6-5) Low If a Voting system, this line is low during a Digital Voice call. The 1950 Hz
tone is present on the Line Output.
Rem PTT (J7-9) H/L This line is normally High during a digital call. When digital call is from a
console or IMC, Modem data is present on the line input. This looks like
2175 Secur-it to the station and this line is toggled Low.
Delay PTT (J6-1) High Transmitting Voice data.
Rem PTT (J6-16) L/H During a Digital Voice call this line is used by the GETC to indicate a valid
Digital Voice remote call (console, IMC).
DET DIS (J6-10) High Transmitting high speed data, low speed data disabled.
MOD Out (J7-4) Data High speed data (Digital Voice) to be transmitted is sent to the station on
this line now.
CG HI (J7-4) Data No Low speed data during Digital Voice call.
Phone lines (J6 6, 7, 8, & 9) Analog If call is from console or IMC this line contains the Digital Voice (Modem
data). If Modem voting, Voice-Modem data present.