SRP9170/80 P25 Portable Radio – User Manual
© ComGroup Australia 2010 Page 19 TNM-U-E-0091 1.4a
Digital Channel Selective Mode:
If Selective squelch is chosen, the radio will only receive decryptable or clear digital
transmissions with the correct NAC and Talk Group ID (TGID) or correct NAC and Unit ID.
An “S” icon indicates Selective squelch.
4.2.2.2 Analogue Operation
Channel Monitor Mode:
The radio will receive any Analogue voice or P25 digital signals. Digital NAC or Analogue
CTCSS is not checked. An “M” icon indicates monitor.
Analogue Channel Normal Mode:
When Normal mute is selected, the radio will receive correctly addressed Analogue radio
transmissions and all decryptable or clear digital transmissions. An “N” icon indicates
Normal. Normal can only be selected if CTCSS/DCS is programmed for that channel.
Pressing the “OK” key returns to the main channel screen.
Pressing the “Back” or “M” key returns to the next highest menu level.
4.2.3 Mute Adjust / Monitor (Analogue Channels)
From the menu list, step through the menu options with the ▼ and ▲ keys until the “Mute
Adjust” menu is displayed.
Press the “OK” key for the Mute adjustment screen.
Analogue Mute Screen
The mute adjustment will be applied to all the radio’s analogue channels.