Adjustment (K Type); Controls; Panel Test Mode; Test Mode Operation Features - Kenwood NX-320 Series Service Manual

Controls

Selector
AUX key
PTT switch
Side1 key
Side2 key
■ 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
connected to a suitable dummy load (i.e. power meter).
The speaker output connector must be terminated with a
8Ω dummy load and connected to an AC voltmeter and an
audio distortion meter or a SINAD measurement meter at all
times during checking/tuning.

Panel Test Mode

(K2,K3,K5 and K6 models only)

■ 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. Before the transceiver enters test mode, the
frequency version information appears on the LCD mo-
mentarily. Test mode can be inhibited by programming. To
exit test mode, turn the transceiver power OFF. The follow-
ing functions are available in test mode.
■ Key operation
" " not appears on the LCD display
Key
Function
[Selector] Test channel up/down
Push: Squelch level up
[Side1]
Hold: Squelch off
[Side2] Wide/Narrow/Very narrow
[ ] Shift to panel tuning mode -
[ ] Function on
[ ] MSK 1200bps and 2400bps 2400bps:
Push: Test signaling up
[ ] Hold: Test signaling up
continuously
[AUX] Analog/NXDN
[PTT] Transmit

ADJUSTMENT (K TYPE)

Power switch/
Volume
SP/MIC
jack
Display
Channel No.
Squelch level
Squelch off: icon appears
Wide: "W"
Narrow: "N"
Very narrow: "V"
" " appears on the LCD
display
icon appears
Signaling No.
Analog: "A", NXDN: "N"
-
" " not appears on the LCD display
Key
Function
Use as the DTMF keypad.
[0] to [9] If a key is pressed during
and transmission, the DTMF
[#], [ ] corresponding to the key
that was presses is sent.
" " appears on the LCD display
Key
Function
[Selector] Test channel up/down
[Side1] Function off
[Side2] LCD all lights
[ ] High power/Low power
[ ] Function off
[ ] Compander on/off
[ ] Beat shift on/off
[AUX] Function off
[PTT] Transmit
[0] to [9]
and Function off
[#], [ ]
• LED indicator
Red LED Lights during transmission.
Green LED Lights when there is carrier.
• LCD display in panel test mode
(Power ON)
Market code
Frequency range
"U-1": 450~520MHz
"U-2": 400~470MHz
Squelch level
Channel No.
AW : Analog wide mode
AN : Analog narrow mode
NN : NXDN narrow mode
NV : NXDN very narrow mode
NX-320
Display
-
Display
Channel No.
-
LCD all point appears
High: icon not appears
Low : icon appears
-
On: icon appears
On: icon appears
-
-
-
Battery type detect
"LI": Li-ion battery
"MH": Ni-MH battery
"AL": Alkaline battery case
(After 2sec.)
Signaling No.
35