Uniden UH506SX-2NB User manual

UH506SX-2NB
UHF CB Radio
For more exciting new products please visit our website:
Australia: www.uniden.com.au
New Zealand: www.uniden.co.nz

1
Controls & Indicators
UNIDEN UH506SX-2NB UHF CB Radio
1 Antenna
2 PTT (Push to Talk) Button
3 Call/Monitor Button
4 Channel Up Key
5 Channel Down Key
6 hi/lo lock Key
7 Speaker
8 Accessory Jack
9 Menu/Power Key
10 Volume Up/Scan Key
11 Volume Down/Memory Key
12 Microphone
13 Carabiner Loop
CHARGE
26
27
Included in your Package
• UH506SX-2NB Radio (2)
• Owner’s Manual
• Belt Clip (2)
• Charging Cradle with AC Adaptor
• NiMH Battery Pack (2)
• Carabiner Clip (2)
14 Channel Indicator
15 TX - Transmit
16 RX - Signal Receive
17 HI - Power Hi/Lo
18 M - Memory Channel
19 VX - Voice Activation Mode
20 BCL - Busy Channel Lockout
21 (CTCSS) - Continuous Tone
Coded Squelch System
22 (DCS) - Digitally Coded Squelch
23 CTCSS/DCS Code
24 Battery Level
25 Keylock
26 Charging Contacts
27 Charge LED
Optional Accessories
• Speaker MIC
• VOX Headset
14
15
23
24
25
16
17
18
19
20
21
22
menu
ch vol
hi/lo
lock
scan
mem
1
2
3
4
5
6
7
8
13
9
10
11
12

2UHF CB RadioUNIDEN UH506SX-2NB
Getting Started
NOTE
Uniden does not represent this product to be waterproof. Do not
expose this product to Rain or Moisture.
Battery Installation
Your UH506SX-2NB unit uses the included NiMH battery pack for power.
The unit can be powered with optional 3 AAA ALKALINE batteries*.
*The TX power is always low for alkaline batteries.
If you don’t use the UH506SX-2NB for long periods, Uniden
recommends removing the batteries.
OLD
NEW
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 3 AAA ALKALINE batteries (not included) according to the polarity
symbols inside the battery compartment.
4. Align the battery cover tabs with the UH506SX-2NB tab holes then
replace the cover clip.
Do not charge alkaline or non rechargeable batteries.
NOTE
NOTE

3
UNIDEN UH506SX-2NB UHF CB Radio
Installing the Charge Cradle
1. Plug the AC adaptor into the rear of the charge cradle and into the mains
power.
2. Place the UH506SX-2NB into the charge cradle.
The charge light will come on to indicate the unit is charging.
3. Before operating the UH506SX-2NB, charge the battery pack for 16 hours.
NOTE
Do not charge alkaline or non rechargeable batteries.
User License 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.
NOTE
Getting Started

4UHF CB RadioUNIDEN UH506SX-2NB
Getting Started
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, slightly lift the belt clip locker and slide the belt clip at
the same time until released.
Using the Carabiner Clip
Use the carabiner clip to conveniently secure the UH506SX-2NB to a belt or
strap.
Low Battery Alert
If the battery level becomes low, the battery indicator icon on the display
begins ashing. 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 UH506SX-2NB 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.

5
UNIDEN UH506SX-2NB UHF CB Radio
Operation
Power On/Off
1. Press and hold menu/ to turn the radio on.
A channel number will appear on the display.
2. Press and hold menu/to turn the radio off.
Power Off feature is not available in the Menu mode. Exit Menu
mode to use Power Off feature.
Volume
The volume level can be adjusted from 0 (min volume) to 7 (maximum volume).
Press (vol) or to increase or decrease the volume level. Uand the current
volume level will  ash on the display.
Keypad Lock
To prevent accidental entries, you can lock the keypad. Press and hold (hi/lo/
lock) for 1.5 secs until it beeps to activate Key Lock. The appears.
To unlock the keypad, press and hold (hi/lo/lock) again for 1.5 Secs. The
disappears.
While in Keylock on mode, the UH506SX-2NB can still receive
and transmit.
menu
ch vol
hi/lo
lock
scan
mem
NOTE
NOTE

6UHF CB RadioUNIDEN UH506SX-2NB
Operation
Selecting A Channel
Press (ch) or to select the desired channel. If you press and hold (ch)
or the channel numbers will scroll rapidly.
NOTE
Refer to channel guidelines on page 12. For Australia, Channels
05 and 35 are reserved for Emergency Calls.
To Transmit And Receive
The radio uses the UHF-CB Channels.
(Channels 22 and 23 are for telemetry and telecommand
applications, channels 61,62 and 63 are for future use.
TX is inhibited on these channels.)
The maximum RF transmit power of UH506SX-2NB is 0.7W.
1. Before you transmit, listen for activity on the selected channel.
2. When the channel is clear, press (PTT) to transmit at the selected hi/lo
transmit power.
TX appears on the LCD during transmit.The unit cannot transmit continually for
more than 3 minutes. If the user transmits continually for more than 3 minutes,
the unit stops transmitting a signal. The TX icon and the Channel segment will
blink and sound a tone.
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  nished speaking, release (PTT) for a response then TX
disappears on the LCD. RX appears while receiving a signal.
Transmit Power Select
To change your transmit power level press hi/lo lock. To revert to the previous
power level, press the hi/lo lock again. When the TX Power setting is set
to low, HI icon is not displayed on the LCD.When the TX Power setting is
set to high, HI icon is displayed on the LCD. The RF transmit power of the
UH506SX-2NB is selectable between 0.7/0.5 W.
menu
ch vol
hi/lo
lock
scan
mem

7
UNIDEN UH506SX-2NB UHF CB Radio
Operation
Automatic Squelch Feature
The UH506SX-2NB 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,
• For continuous listening. Press and hold (CALL/MON).
A double tone beep will be heard and the receiver circuit will stay
open, letting in both the noise & weak signals.
• RX ashes.
• To return to normal receive mode press and hold (CALL/MON).
Scanning
The UH506SX-2NB has two types of scanning; Open Scanning (OS) and Group
Scanning (GS), OS Scan searches all the channels and frequencies in its
memory continuously. GS Scan is similar to OS scan but has the added ability
to monitor the priority channel every 1.5 seconds.
Scanning searchs for active channels programmed in the OS or GS memory.
To initiate scanning,
1. Assuming the unit is on CH01 when switched on.
2. Press and hold vol (scan) and scanning starts.
Open Scan (OS) Mode
Allows continuous scanning of channels stored in the Open Scan (OS) memory.
If an active channel is found, scanning will stop on that channel.
NOTE
The factory has preprogrammed all the UHF-CB channels into
the Open Scan channel memory. However, you can change or
customise the channels by following the steps on programming
Scan Channels on page 8.
To skip the active channel, press (ch) or . Scanning resumes.
To deactivate SCAN, press (PTT) or press and hold vol (scan).

8UHF CB RadioUNIDEN UH506SX-2NB
Group Scan(GS) Mode
To change between OS and GS scan;
1. Press (menu) three times. GS setting ashes.
2. Press (ch) or or (vol) or to change the selection.
3. Press & hold (menu) to save and exit.
To initiate scanning,
1. When vol scan is pressed during Group Scan Mode, Group Scanning
begins.
2. To deactivate GS scanning, press (PTT) or press and hold vol (scan).
NOTE
1. If SCAN is deactivated while it is tuned to an active
channel, the UH506SX-2NB will stay on that active channel.
If none of the channels re-active, the radio will reinstate the
Scan start channel.
2. If OS/GS Scanning is initiated when there are no channels
programmed in OS/GS memory, an error tone will be heard
and scanning will not start.
Priority Channel Watch During Group Scan
The feature monitors the Priority channel every 1.5 secs during GS.
1. Press (menu) four times. Pr setting ashes.
2. Press (ch) or or (vol) or to select the desired channel.
3. Press & hold (menu) to save and exit.
Programming Scan Channels
1. Select which Scanning Mode you wish to use on the channel OS or GS Mode.
2. Select the channel you want to store by pressing (ch) or .
3. Press and hold vol (mem) to store.
Micon appears.
4. To remove the channel from Memory, Press and hold vol (mem) to
remove. Micon disappears.
Drop-Out Delay
While scanning, the radio stops at a busy channel and receives a signal. When
the received signal is over, the unit will wait for 2 seconds for the return of the
signal, otherwise, the radio resumes scanning.
Operation

To Operate In Duplex Mode (Repeaters)
The Duplex function enables you to access local repeater stations.
NOTE
You can only activate Duplex on CH01-CH08 and CH41-CH48.
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.
Eg. CH01 is being used in your area for repeater use.
1. Press (menu) twice. ‘dP’ will ash on the screen.
2. Press (ch) or or (vol) or to change the selection. r appears for
CH01-CH08 and nappears for CH41-CH48 when duplex is selected.
3. Press & hold (menu) to save and exit.
NOTE
Contact your retailer for a list of repeaters available in your area.
Operation with the aid of a Repeater
CTCSS
(Continuous Tone Coded Squelch System)
CTCSS is a feature that allows a group to talk to each other without hearing
other users on the same channel.
1. Select desired channel.
2. Press (menu) once. CTCSS setting ashes.
3. Press (ch) or or (vol) or to change the selection.
4. Press & hold (menu) to save and exit.
9
Operation
UNIDEN UH506SX-2NB UHF CB Radio