BENISON JB-4
- 6 –
三、
Second function by keypad
：
VFO/MR
Frequency, memory change, cancel ,memory ,exit
M/SEL
Manu/affirm key
F/
Second function and keypad locked,(press 2 seconds)
1POW
High/Low power: Press “
F/
”
with this key to set the H/L power.
2VOX
Vox and Sensitivity set: press
“
F/
”
with this key to choose VOX OFF/1~9 and sensitivity
3SQL Squelch
Sensitivity Threshold: press
“
F/
”
with this key to set squelch sensitivity threshold(0~9)
4APO
Auto shut down set: press
“
F/
”
and this key to shut down(OFF30~240)
5BEEP
Warning tone set: Press
F/
”
and this key to turn on/off warning tone.
6LED
Black lights: press
“
F/
”
and this key to choose black lights
（
OFF/ON/AUT
）
7CTDCS CTDCS
：
Press
“
F/
”
and this key to choose
（
OFF/CTCSS/DCS
）
8CT
CTCSS
：
press
“
F/
”
and this key to choose CTCSS
（
OFF67~254.1
）
9DC DTS
：
Press
“
F/
”
and this key to choose
（
OFF23
～
754
）
0SCAN
Channel scan: Press “
F/
”
and this key to scan the frequency and channel
*STEP
Step choose: Press
“
F/
”
and this key to choose the spacing frequency
（
5/10/6.25/12.5/25
）
#REV
Scrambler
：
Under different frequency, press
“
F/
”
and this key to change receive and transmit frequency
Method of application
：
1
、
Connected antenna:
Insert the base of the attached antenna into SMA, rotate the antenna by clockwise until set
down .Take out the antenna from the base by anticlockwise clockwise rotation until pull it out from SMA connector.
2
、
Power switch:
Rotate
PWR/VOL
by clockwise, you will heard “kade” it turn on the radio. All the sign and frequency
will appears on the LCD.(Due to this radio have automatic squelch function, the speaker did not have any noise before
have calling)Use
PWR/VOL
to set the volume when have call. Anticlockwise this key until heard “kade” ,all the sign
and frequency will not appears, it means turn off the radio.
3
、
Set volume:
Turn on the radio(this radio have automatic squelch function, the speaker did not have any noise before
have calling)press
[MONI]
key, and then rotate
PWR/VOL
key
，
clockwise the
VOL
key to increase the volume,
anticlockwise to decrease the volume.
4
、
Moni function:
Press
Mon
i key and adjust your desired volume by
PWR/VOL
,you can directly hear sound without
waiting for receiving any signal.
，
5
、
Transmit
：
Press
[MONI]
seconds to check the channel what you want if is free, press
[PTT]
，
and speak to the radio in
general tone. The red light lights when press
[PTT].
It will not clear if near the speaker or loud speaker. Unlash
[PTT]
to heard from your partner.
6
、
Keypad locked:
Under any model, press
[
F
/
]
two seconds
，
to lock or unlock ,it appears
“
”
when locked.
7 Scrambler:
Under any model, press
[
F
/
]
and
“
＃
REV
”
,it appears
“
R
”
means turn on the Scrambler, do it again to
turn off the scrambler function.
8
、
Mode choose
：
frequency model, channel model, memory frequency model
①
Press “M/SEL”
and turn on to change the channel and frequency.
②
Under frequency model. press “VFO/MR” to change frequency and memory frequency model.
9
、
Side key operate:
PTT
：
Transmit key, press to transmit, and unlash to stop transmit.
Moni
：
Moni key, Press this key to moni the operating frequency.
LAMP
：
Black lights key, press it light, again it extinguish.
