Uniden Two Way Radio UH047sx User Manual

uh047sx  
Operating Guide  
To bring outstanding wireless communication products  
to people's lives throughout the world.  
 
GETTING STARTED  
Uniden does not represent this product to be waterproof. Do not  
expose this product to Rain or Moisture.  
BATTERY INSTALLATION  
Your uh047sx unit uses the included NiMH battery pack for power. The unit  
can be powered with optional 4 AAA ALKALINE batteries.  
If you don't use the uh047sx for long periods, Uniden  
recommend removing the batteries. The uh047sx is designed  
to retain the previous user settings. This feature will continue to  
use a small amount of battery power while the unit is  
switched off.  
To avoid damage to the unit do not mix old and new batteries.  
To install the batteries:  
1. Make sure your radio is off.  
2. Release the battery cover clip, then remove the  
battery cover.  
3. Insert NiMH battery pack according to the  
orientation on the battery pack.  
OR  
Insert 4 AAA ALKALINE batteries (not included)  
according to the polarity symbols inside the battery  
compartment.  
4. Align the battery cover tabs with the uh047sx tab  
holes then replace the cover clip.  
Do not charge alkaline or non rechargeable batteries.  
(2)  
 
INSTALLING THE CHARGE CRADLE  
1. Plug the AC adaptor into the rear of the charge cradle and into the  
mains power.  
2. Place the uh047sx into the charge cradle. The charge light will come on  
to indicate the unit is charging.  
3. Before operating the uh047sx, charge the battery pack for 16 hours.  
Do not charge alkaline or non rechargeable batteries.  
USER LICENCE INFORMATION  
The citizen band radio service is licenced in Australia by  
ACMA Radio-communications (Citizen Band Radio Stations)  
Class Licence and in New Zealand by MED General User  
Licence for Citizen Band Radio and operation is subject to  
conditions contained in those licences.  
(3)  
 
BELT CLIP  
To attach the belt clip:  
Slide the belt clip until it snaps into place.  
To remove the belt clip:  
To remove the belt clip, press and hold  
belt clip locker, slide the belt clip at the  
same time until released.  
LOW BATTERY ALERT  
If the battery level becomes low, the battery  
indicator icon on the display begins flashing.  
When the batteries in the unit are low, the unit  
will go into a battery Low mode. The Transmit  
mode is disabled. Replace the alkaline  
batteries immediately or if you are using the  
NiMH battery pack, place the radio on the  
charge cradle to recharge. Full charge will take  
up to 16 Hrs.  
BACK LIGHT  
The uh047sx has an automatic display back light which remains on for 10  
seconds after a key press (all keys except PTT key). The back light will work  
even if the keypad is locked but will not work during low battery alert mode.  
(4)  
 
OPERATION  
POWER ON/OFF  
1. Press and hold select/ key to turn the radio on.  
A channel number will appear on the display.  
2. Press and hold select/  
key to turn the radio off.  
VOLUME  
1. Press or key to increase or decrease the  
volume level. ‘VOLicon appears on the display  
while volume is being adjusted.  
There are 8 volume levels. Level 0 (No Audio) to  
Level 7 (Maximum Volume).  
ADJUSTING THE KEY BEEPS  
Your radio emits a beep each time one of the keys (except for the PTT key) is  
pressed.  
1. To turn OFF this beep: Press and hold  
the radio.  
/call key while turning on  
2. To turn ON this beep: Press and hold  
the radio.  
/call key while turning on  
ROGER BEEP  
Roger Beep is a BEEP that is sent to notify the end of transmission (both PTT  
and VOX transmission.) Roger Beep can be heard through the speaker when  
Key Beep is on. Roger Beep is transmitted even if Key Beep is turned off.  
However, Roger Beep will not be heard from the speaker.  
1. To turn OFF Roger Beep: Press and hold key while turning on the radio.  
2. To turn ON Roger Beep: Press and hold  
key while turning on the radio.  
KEYLOCK ON/OFF  
1. Press  
2. Press  
/call key for 1.5 seconds to enter keylock on mode.  
/call key for 1.5 seconds while in Keylock mode to exit the  
Keylock mode.  
While in Keylock on mode, the uh047sx can still receive and  
transmit.  
(5)  
 
SELECTING A CHANNEL  
1. Press ch/hi/lo key momentarily to activate channel select  
mode. The displayed channel will flash.  
2. Press or key to select the desired channel.  
For your reference a list of the available channels,  
corresponding frequencies and guidelines for  
their use is printed on page 12. For Australia,  
Channels 05 and 35 are reserved for  
Emergency Calls.  
3. Press ch/hi/lo key momentarily to exit channel select mode. If no key is  
pressed within 5 sec the uh047sx will exit from the channel select mode.  
TO TRANSMIT AND RECEIVE  
The uh047sx uses the 40 UHF-CB Channels (Channels  
22 and 23 are for telemetry and telecommand  
applications. Transmit is inhibited on these channels).  
1. Before you transmit, listen for activity on the selected channel.  
2. When the channel is clear, press and hold the PTT key to transmit. ‘TX’  
icon appears on the display.  
Hold the radio with microphone approximately 5 cm in front of your mouth  
with the antenna at approximately 45° angle away from your head. Speak in  
a clear, normal conversational voice.  
3. When you have finished speaking, release the PTT and listen for a response.  
‘TX’ icon then disappears on the display. While receiving, the ‘RX’ icon is  
displayed.  
TRANSMIT Hi/Lo POWER SELECT  
1. Press and hold ch/hi/lo key to select desired transmit  
level. ‘HI’ icon will appear on the display for  
maximum transmit level. ‘LO’ icon will appear on the  
display for minimum transmit level. The RF transmit power  
of the uh047sx is selectable between 1.0W/0.5W.  
(6)  
 
AUTOMATIC SQUELCH FEATURE  
The uh047sx is equipped with an Automatic Squelch System which shuts off  
weak transmissions and unwanted noise.  
MONITOR  
This feature enables users to listen for weak signals on the current channel  
at the press of a key.  
To use monitor:  
1. Press mon key. The ‘RX’ icon will flash.  
2. Release within 1.5 seconds and the unit exits Monitor  
mode.  
3. Press and hold mon key for 2 seconds for  
continuous listening.  
The receiver circuit will stay open, letting in both the noise & weak  
signals. The ‘RX’ icon flashes in this status.  
4. To return to normal Receive mode press mon key. The ‘RX’ icon  
disappears or stops flashing in this status.  
SCANNING  
The scan function scans all channels which are stored in the SCAN CHANNEL  
MEMORY and stops at an active channel. If a PRIORITY channel has been  
selected then this channel will be monitored for activity every 3 seconds.  
When the signal stops, the uh047sx waits 2 seconds (Reply Delay) before  
scanning resumes.  
To initiate scanning;  
1. Press mem/SCN key momentarily to begin scanning.  
The ‘SCAN’ icon is displayed.  
2. Press select/ , mem/SCN or  
/call key to cancel.  
When scan stops at a busy channel, pressing ch/txp key  
will resume scan.  
(7)  
 
REPLY DELAY  
While scanning, the uh047sx stops at a busy channel and receives a  
transmission. When the received signal is over, the unit will wait for 2  
seconds for the return of the signal, otherwise, the radio resumes scanning.  
TO OPERATE IN DUPLEX MODE (REPEATERS)  
The Duplex function enables you to access local repeater stations. You can  
only activate Duplex from CH01-CH08.  
UHF CB Repeaters are used to retransmit or relay your signal. Repeaters will  
extend the range of your radio and overcome the shielding effect caused by  
solid obstructions.  
Contact your retailer for a list of repeaters available in  
Your area.  
Operation with the aid of a Repeater  
P
key six times. P appears on the display.  
1. Press select/  
2. Press or  
3. Press select/  
to change o to  
to confirm  
.
To deactivate the duplex operation repeat activation process and change to  
o. uh047sx will return to normal operation.  
If or key is pressed when the channel is not from Ch01 -  
Ch08, an error tone sounds.  
(8)  
 
CTCSS & DCS  
(Continuous Tone Coded Squelch System) & (Digital Coded Squelch)  
CTCSS is a feature that allows a group to talk to each other  
without hearing other users on the same channel.  
1. Press select/ key momentarily to enter CTCSS  
mode. The current selected CTCSS tone flashes.  
2. Press  
key to select the required CTCSS  
tone (OFF or 1-38).  
3. Press select/ key six times to confirm the  
selected setting and exit to standby mode.  
For channels with a CTCSS tone setting, the CTCSS tone is displayed below  
the channel indicator. For channels with the setting of CTCSS OFF, there will  
be no display below the channel indicator.  
DCS  
DCS is a digital extension of CTCSS. It provides 104 extra, digitally  
coded, squelch codes that follow after the 38 CTCSS codes. CTCSS 1-  
38, followed by DCS 1-99 plus DCS 100-104 (represented by o0-o4 on  
the display).  
1. Press select/ key momentarily to enter CTCSS/DCS mode.  
2. Use  
key to select a DCS code. The DCS codes  
follow on after the CTCSS codes. The DCS icon will  
replace the CTCSS code on the display.  
3. Press select/ key six times to confirm the  
selected setting and exit to standby mode.  
The DCS icon will appear when selected. To turn  
off DCS select CTCSS OFF and no display will show  
below the channel indicator.  
Channels 05 and 35 are used for emergency channels.  
CTCSS and DCS will not operate on these two channels.  
(9)  
 
VOX  
VOX is the automatic transmitting function by inputting voice into  
the optional VOX headset mic without pressing the PTT key.  
1. Press select/ key momentarily twice while in  
standby mode to enter VOX Sensitivity mode. The  
current selected VOX setting will flash on the display.  
2. Press  
or  
the highest sensitivity and 4 is the lowest sensitivity.  
key to adjust the VOX sensitivity. 1 is  
VOX can be turned off by selecting ‘oF’ icon.  
3. Press select/ key five times to confirm the  
setting and exit to standby mode.  
The ‘VOX’ icon is shown on the display when VOX is selected to on and the  
optional VOX Headset is plugged into VOX Headset Jack.  
The ‘TX’ icon blinks when the voice level is possible to transmit at the  
current selected VOX sensitivity level.  
TRANSMITTING A CALL TONE  
Your uh047sx radio is equipped with 5 selectable call tones that will be  
transmitted when the  
/call key is pressed momentarily.  
To select a call tone:  
1. Press select/ key momentarily three times while  
in standby mode to enter Call Tone mode. The  
current call tone number (C1-C5) will be indicated.  
2. Press the or key to select desired call tone.  
Each tone will be heard through the speaker.  
3. Press select/ key four times to confirm and exit to standby mode.  
To transmit the selected call tone, press the  
The selected tone will automatically be transmitted for a fixed length  
/call key.  
of time. Call Tone will be cancelled when the PTT key is pressed.  
Current regulations require calling tones to be restricted to one  
transmission per minute. If a second transmission is  
attempted within one minute then an error tone will sound.  
(10)  
 
PRIORITY SCAN CHANNEL  
To set a priority scan channel:  
1. Press select/  
momentarily four times while in  
standby mode to enter Priority Scan Channel  
mode. The current priority channel will be  
indicated.  
2. Press or key to increase or decrease the  
desired channel number.  
3. Press select/ three times to confirm and exit  
to standby mode. PRI will be displayed when a  
priority channel has been selected.  
BCL (Busy Channel Lockout) ON/OFF  
BCL is used when CTCSS or DCS is selected to prevent transmission when  
the uh047sx detects a transmission from another unit using the same CTCSS  
or DCS code.  
To set BCL ON/OFF:  
1. Press select/ momentarily five times while in  
standby mode to enter BCL ON/OFF mode.  
The current BCL status will be indicated.  
2. Press or  
3. Press select/  
key to select ON (on) or OFF (oF).  
two times to confirm and exit to  
standby mode. BCL will be displayed when BCL on  
has been selected.  
SCAN CHANNEL MEMORY  
To store a channel into Scan Channel Memory:  
1. Select desired channel using ch/hi/lo key and  
2. Press and hold mem/SCN key. MEM will appear on the display.  
or  
key.  
Repeat steps 1 and 2 to clear channel from Scan Channel Memory.  
(11)  
 
UHF CB CHANNELS & FREQUENCIES  
Please follow these guidelines for channel use in Australia:  
Channels 05 and 35 are Emergency Channels.  
Channel 11 is a Calling Channel.  
Channels 22 and 23 are for telemetry and telecommand applications  
and TX is inhibited on these channels.  
General communication is accepted on all other channels with  
these guidelines:  
Channel 40 - road channel (Australia).  
Channels 01-08 (and 31-38) are repeater channels.  
Simplex Mode  
CH No. Transmit / Receive  
Duplex Mode  
Transmit  
Frequency (MHz) Frequency (MHz)  
Simplex Mode  
CH No. Transmit/Receive  
Frequency (Mhz)  
1
2
3
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
476.425  
476.450  
476.475  
476.500  
476.525  
476.550  
476.575  
476.600  
476.625  
476.650  
476.675  
476.700  
476.725  
476.750  
476.775  
476.800  
476.825  
476.850  
476.875  
476.900  
477.175 CH31  
477.200 CH32  
477.225 CH33  
477.250 CH34  
477.275 CH35  
477.300 CH36  
477.325 CH37  
477.350 CH38  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
476.925  
476.950 (RX only)  
476.975 (RX only)  
477.000  
477.025  
477.050  
477.075  
477.100  
477.125  
477.150  
477.175  
477.200  
477.225  
477.250  
477.275  
477.300  
477.325  
477.350  
477.375  
477.400  
(12)  
 
CTCSS & DCS Code List  
(o0)  
(o1)  
(o2)  
(o3)  
(o4)  
(13)  
 
WARRANTY  
UNIDEN UH047SX UHF CB TRANCEIVER RADIO  
Limited One Year Warranty  
Please keep your sales docket as it provides evidence of warranty.  
Warrantor: Uniden Australia Pty Limited ABN58 001 865 498 Uniden New Zealand Limited.  
Warranty only available in original country of purchase.  
Elements of Warranty: Uniden warrants to the original retail owner for the duration of this  
warranty, its uh047sx UHF CB Transceiver Radio (hereinafter referred to as the Product) to be free  
from defects in materials and craftsmanship with only the limitations or exclusions set out below.  
Warranty Duration: This warranty to the original retail owner only, shall terminate and be of no  
further effect ONE (1) year after the date of original retail sale. This warranty will be deemed invalid  
if the Product is;  
(A) Damaged or not maintained as reasonable and necessary,  
(B) Modified, altered or used as part of any conversion kits, subassemblies, or any configurations  
not sold by Uniden,  
(C) Improperly installed,  
(D) Repaired by someone other than an authorized Uniden Repair Agent for a defect or malfunction  
covered by this warranty,  
(E) Used in conjunction with any equipment or parts or as part of a system not manufactured by  
Uniden, or  
(F) Where the Serial Number label of the product has been removed or damaged beyond  
recognition.  
Warranty only valid in the country of original retail/sale.  
Parts Covered: This warranty covers for one (1) year, the Product and included accessories.  
Statement of Remedy: In the event that the Product does not conform to this warranty at any time  
while this warranty is in effect, the warrantor at its discretion, will repair the defect or replace the  
Product and return it to you without charge for parts or service. This warranty does not provide for  
reimbursement or payment of incidental or consequential damages.  
This EXPRESS WARRANTY is in addition to and does not in any way affect your rights under the  
TRADE PRACTICES ACT 1974 (Cth) (Australia) or the CONSUMER GUARANTEES ACT (New Zealand).  
Procedure for Obtaining Performance or Warranty: In the event that the Product  
does not conform to this warranty, the Product should be shipped or delivered, freight  
prepaid with evidence of original purchase, (eg. a copy of the sales docket), to the warrantor at:  
UNIDEN AUSTRALIA PTY LIMITED  
Service Division  
UNIDEN NEW ZEALAND LIMITED  
Service Division  
345 Princes Highway, Rockdale, NSW 2216  
Fax (02) 9599 3278  
www.uniden.com.au  
150 Harris Road, East Tamaki, Auckland  
Fax (09) 274 4253  
www.uniden.co.nz  
Customers in other states should ship or deliver the Product freight pre-paid to the nearest  
Uniden Authorised Repair Centre. (Contact Uniden for the Warranty Agent nearest you.)  
(14)  
 
© 2007 Uniden Australia Pty Limited/Uniden New Zealand Limited  
Printed in China UTZZ01929BA(0)  
 

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