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4.1
Controls
PTT (Push To Talk) switch
4.1.1 Preparations for checking/tuning the transceiver
Before attempting to check/tune the transceiver, connect the unit
to a suitable power supply.
Whenever the transmitter is turned on, the unit must be connect-
ed to a suitable dummy load (i.e. power meter).
The speaker output connector must be terminated with an 8Ω
dummy load and connected to an AC voltmeter and an audio dis-
tortion meter or a SINAD measurement meter at all times during
checking/tuning.
4.2
Panel Test Mode
4.2.1 Test mode operation features
This transceiver has a test mode. To enter test mode, press and
hold the [
] key while turning the transceiver power ON or
press the [
] key and select the "Panel Test". Before the trans-
ceiver enters test mode, the frequency version information ap-
pears on the LCD momentarily. Test mode can be inhibited by
programming. To exit test mode, turn the transceiver power OFF.
The following functions are available in test mode.
• When the panel test mode is activated, the channel selected
with the [Selector] knob and the last used signaling number are
displayed. When it is activated for the first time, the signaling
number is 1.
• If test signaling 10 (P25 Phase1), 7 (P25 Phase2) and 7
(NXDN Mode) is selected, the result of Bit Error Rate (BER)
calculation is displayed on the LCD.
4.2.2 Key operation
Key
"FNC" not appears on the sub LCD display
Function
[Selector]
-
[ ]
Push: Test channel up
Hold: Test channel up
continuously
[ ]
Push: Test channel down
Hold: Test channel down
continuously
SECTION 4
ADJUSTMENT
Power switch/Volume control Selector knob
Transmit/ Receive/ Battery low indicator
Side 1 key
Side 2 key
Side 3 key
Display
-
Channel No.
Channel No.
Auxiliary (orange) key
Lever switch
Universal connector
Key
"FNC" not appears on the sub LCD display
Function
[ ]
Push: Squelch level up *1
Hold: Squelch off
[ ]
Wide/Narrow/
Very Narrow *2
[Side1]
-
[Side2]
-
[Side3]
Push: Microphone (Front
MIC/Rear MIC) select
[ ]
Shift to panel tuning
mode
[
]
Function on
[
]
MSK
1200bps
2400bps *1
[ ]
Push: Test signaling up
Hold: Test signaling up
continuously
[AUX
-
(Orange)]
[PTT]
Transmit
[0] to [9]
-
and
[#], [ ]
*1: When the mode is selected as Analog, this function is en-
abled.
*2: When the Mode is selected as P25, bandwidth is fixed to Nar-
row.
Display
Squelch level
Squelch off:
icon
appears
Wide: "w"
Narrow: "n"
Very Narrow: "v"
-
-
Rear MIC:
icon
appears
-
"FNC" appears on the
sub LCD display
and
2400bps:
icon
appears
Signaling No.
-
-
-
(No.RA015<Rev.001>)1-31
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