Kenwood TK-790 Service Manual page 6

TK-790/ ( B
Function
[ ] : Key top name
Channel Switches the display between
Name [AN] Group-Channel No. and Group
channel name.
Speaker Switch the audio output between
Internal/ Internal speaker and PA speaker.
External [SP]
Delete/ Changes the Scan DELETE/ADD Press and hold
Add [D/A] setting of each channel or group. [D/A] for more
Squelch Press to enter Squelch Level Adjust
Level Mode. The Squelch level can be
[SQL] adjusted by using the UP/DOWN
Knob, or the preprogrammed
channel Up/Down key or Group
Up/Down key.
Operator Select signalling from the pre-
Selectable programmed QT/DQT list.
Tone [OST]
Scrambler The optional board on and off.
[OPT]
AUX A [AUXA] Turns AUX A port on and off.
AUX B [AUXB] Turns AUX B port on and off.
AUX C [AUXC] Turns AUX C port on and off.
Home Channel Switches to the pre-programmed
(Fixed) [HC] Home Channel.
Home Channel When pressed once, switches to
(Toggle) [HC] the Home Channel. Press again
to returns to the previous channel.
CH1 Direct Switches to the GR1-CH1 directry.
[CH1]
CH2 Direct Switches to the GR1-CH2 directry.
[CH2]
CH3 Direct Switches to the GR1-CH3 directry.
[CH3]
CH4 Direct Switches to the GR1-CH4 directry.
[CH4]
CH5 Direct Switches to the GR1-CH5 directry.
[CH5]
Channel When pressed once, switches to
Recall [RCL] the last called channel. Press again
to return to the previous channel. Mode only.
Dimmer Use this function to adjust the LCD
[DIM] backlight brightness, Key backlight,
TX/BUSY LED, and DTMF Mic Key
backlight ON/OFF.
6
) /H ( B )
OPERATING FEATURES
Description Note
than 2 seconds
to toggle a
Group DEL
and ADD.
Install the
Scrambler board.
The [RCL] Key
works in Scan
Function Description
[ ] : Key top name
Speaker 1-2 Each speaker audio can be
Mute [SPM] manually disabled from the
other control head.
Channel UP If [ ] is pressed once, the channel
[ ] increases by one step.
If [ ] is held down for 1 second,
the channel increases continuously.
Channel If [ ] is pressed once, the channel
DOWN [ ] decreases by one step.
If [ ] is held down for 1 second,
the channel decreases continuously.
Group UP If [ ] is pressed once, the group
[ ] increases by one step.
If [ ] is held down for 1 second,
the group increases continuously.
Group If [ ] is pressed once, the group
DOWN [ ] decreases by one step.
If [ ] is held down for 1 second,
the group decreases continuously.
Mobile Relay The RADIO works as a repeater. Dual BAND
Station [RPT]
Emergency To start an Emergency Call,
Call [EMG] press [EMG].
(19) LCD Display
Description
(20) CALL Flashes when the RADIO is called If Signalling
by proper Optional Signalling
(DTMF or 2Tone).
(21) MON Lights when [MON] is pressed.
Signalling squelch is disabled.
(22) SCN Indicates when scan mode is
enabled.
(23) SP Lights when "PA speaker" is
selected for audio output.
(24) OPT Lights when the optional board*, Optional
that is installed inside the RADIO,
is enabled.
(25) A Lights when [AUXA] is pressed.
The PF Port that is programmed
with "AUX A" is ON.
(26) B Lights when [AUXB] is pressed.
The PF Port that is programmed
with "AUX B" is ON.
Note
Dual HEAD
configuration
only.
configuration
only.
This function
needs the ANI
board.
Note
has been set
"AND", CALL
lights after
transmitting.
Board :
· Scrambler