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1 BASIC OPERATION
1.7
Operation
1.7.1
Turning ON/OFF
Press the Power switch to turn TKR-750/850/751/851
ON. Press the switch again to turn it OFF.
When TKR-750/850/751/851 is turned ON, the PF keys,
TX LED, BUSY LED, and Channel/Status display light for
one second, then the status appears on the Channel/
Status display.
(Refer to 1.6 Display.)
The POWER LED lights green when TKR-750/850/751/
851 is using a main power (DC) or lights red while using
backup power.
1.7.2
Adjusting Volume Level
Turn the VOLUME knob clockwise to increase the audio
level from the speaker and decreases by turning it
counterclockwise.
Note: You cannot change the beep volume by the VOLUME knob
since it is configured by FPU.
1.7.3
PF keys
Press a PF key to activate a function assigned on each
key. A key LED lights orange while the assigned function
is activating.
(Refer to 15 Key Assignment.)
6
(Refer to 9 Tone.)
Function Reference (FUNC)
1.8
Squelch Level
Squelch is a function that eliminate noise occurring when
there is no signal to receive. With this function, TKR-750/
850/751/851 automatically eliminates the noise and it
opens squelch during receiving a call in order to listen to
the received audio signals.
The squelch level is a open level of the squelch when
receiving signal is weak.
Table 1-8 Squelch level
Range
Mute function is
completely disabled.
Step
You can configure the squelch level and assign On/Off
status to auxiliary ports and PF keys.
(Refer to 15 Key Assignment, 20 Function Port.)
The configured squelch level is used as the starting level
of the repeat operation.
! Configuration of KPG-91D
" Configuring the squelch level (Refer to FPRG
6.4.1 "Optional Features 1" tab.)
" Assign the function for switching On/Off. (Refer to
FPRG 6.5 "Key Assignment" window, 6.10
"Function Port" window.)
0
1 - 15
Shallow - Tight
1
Version: 1.01 USA
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