7
UNIDEN UH510/UH515
UHF CB Radio
Operation
Automatic Squelch Feature
The UH510/UH515 is equipped with an Automatic Squelch System which
shuts off weak transmissions and unwanted noise.
Monitor
This feature enables users to listen in for weak signals on the current
channel at the press of a button.
To use monitor,
)RUFRQWLQXRXVOLVWHQLQJ3UHVVDQGKROG
(CALL/MON)
.
A double tone beep will be heard and the receiver circuit will stay
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RX
ÀDVKHV
7RUHWXUQWRQRUPDOUHFHLYHPRGHSUHVVDQGKROG
(CALL/MON)
.
Scanning
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ability to monitor the priority channel every 1.5 seconds.
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7RLQLWLDWHVFDQQLQJ
1. Assuming the unit is on CH01 when switched on.
2. Press and hold
vol
(scan)
and scanning starts.
Open Scan (OS) Mode
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,IDQDFWLYHFKDQQHOLVIRXQGVFDQQLQJZLOOVWRSRQWKDWFKDQQHO
The factory has preprogrammed all the UHF-CB channels into
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customise the channels by following the steps on programming
Scan Channels on page 8.
7RVNLSWKHDFWLYHFKDQQHOSUHVV
(ch)
or
. Scanning resumes.
7RGHDFWLYDWH6&$1SUHVV
(PTT)
or press and hold
vol
(scan)
.
NOTE
