If the Talk Around function is enabled and selected, then Talk Around will be cancelled
when the channel is changed.
7.4. CRYPTO
The Crypto function provides a shortcut to the Encryption select menu for user
selection of the current encryption key.
7.5. DTMF SEND 1/2 (P25 ANALOGUE)
This function transmits a predefined Dual Tone Multi-Frequency (DTMF) sequence of
up to 16 DTMF tones. There are two DTMF send functions, DTMF1 and DTMF2.
Send DTMF is only supported in analogue mode and can be assigned to keys F1 to F6.
If an analogue channel is selected and transmit is allowed, then activating this function
transmits a predefined DTMF sequence (up to 16 tones).
7.6. KEY LOCK
The Keyboard Lock function is dedicated to the OK button. To use Key Lock, the
function has to be enabled in the FPP. To unlock the keys, the OK button must be held
down for 2 seconds. The keys will then auto-lock again 10 seconds after no user
activity.
Keys are locked in this mode with the exception of Emergency, PTT and any function
key that has been assigned Reset function.
7.7. LOW POWER
This function allows the User to toggle the Transmit Power between the level assigned
in the Channel-Table and the “Low Power” setting.
The SRM9000 Transceiver has a “High Power” level and a “Low Power” level assigned
to each channel.
The first press of this button will assign the low power setting to the current transmit
channel.
The second press will restore the transmit power setting to its FPP defined setting,
either high or low.
The RF power level is indicated by the letter L of H replacing the antenna icon when
transmitting. The bar graph above this icon shows one bar for low power and six bars
for high power.
Doc Number: TNM-U-E-0055 ISSUE 4.0 Page 70
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