Uniden UH750 User manual

UH750
Handheld UHF-CB Transceiver
For more exciting new products please visit our website:
Australia: www.uniden.com.au

WATERPROOF: JIS7
Uniden’s UH750 radio is designed to meet the water proong
standard of JIS7.
This Means:
Being dened as having no ingress of water when immersed at 1
metre for 30 minutes.
The UH750 will only meet this rating if fully assembled and all
rubber seals and bungs are well maintained and correctly tted.
This means that the speaker microphone bung is inserted, and
the battery pack and antenna are attached and securely
fastened.
LITHIUM ION BATTERY PACK WARNING
• This equipment contains a Lithium Ion Battery Pack.
• The Lithium Ion Battery Pack contained in this equipment may
explode if disposed of in a re.
• Do not short-circuit the Battery Pack.
• Do not charge the Lithium Ion Battery Pack used in this equipment in
any charger other than the one designed to charge this Battery Pack.
Using another charger may damage the Battery Pack or cause the
Battery Pack to explode.
• Lithium Ion batteries must be disposed of properly.
NOTE
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
licenses.
2
Warning
UNIDEN UH750 Handheld UHF-CB Transceiver

Introduction
Features 4
Included in your Package 5
Optional Accessories 5
Controls and Indicators 6
Getting Started
Mounting the Drop-in Charger 7
Attaching the Antenna 7
Attaching the Battery Pack 8
Attaching the Beltclip 8
Charging the Battery Pack 9
Battery Level Display 10
SPKR/MIC Jack Cap 10
Connecting the SPKR/MIC 10
Operation
Power On/Off 11
Volume 11
Adjusting the Key Beeps 11
Roger Beep 12
Selecting Channel 12
Squelch 13
To Transmit and Receive 14
Using a Repeater Channel 15
To Operate UH750 in Duplex Mode 16
Scanning 16
Open Scan (OS) Mode 16
Group Scan (GS) Mode 17
Programming Scan Channels 18
Priority Channel 18
Choosing a Priority Channel 18
Drop-Out Delay 18
Advanced Features 19
CTCSS 19
VOX 19
Power Save 20
Back Lighting 20
Keypad Lock 21
Busy Channel Lock-out (BCL) 21
Monitor 21
CTCSS Codes and Frequencies 22
UHF-CB Channel Guidelines 23
UHF-CB Channels and Frequencies 24
Warranty 26
3
Contents
UNIDEN UH750 Handheld UHF-CB Transceiver

4
Introduction
UNIDEN UH750 Handheld UHF-CB Transceiver
The UH750 is a JIS7 Waterproof, portable two-way UHF-CB radio. It is
compact, rugged and ts easily in your hand. This hand held UHF-CB radio
will give you consistent, outstanding performance in virtually all conditions and
situations. To ensure that you get the most from the UH750 features, please
read this operating guide carefully before using the unit.
FEATURES
• Narrow Band (NB) Radio
• Communicate with up to 80 Channels in the UHF-CB Band1
• 5W Max TX Power
• 1W/5W Switchable TX Power
• Built-in AVS Circuitry2
• Waterproof (meets JIS7 waterproof specications)3
• Rubber Grips/Seal
• 38 Built-in CTCSS codes
• Backlit Keypad & LCD Display
• Duplex Mode1
• Open and Group Scan
• Busy Channel Lockout Function
• VOX Function
• Headset Jack
• Keypad Lock
• Battery Type: Lithium-lon Rechargeable
• Low Battery Alert
• Battery strength Indicator
• Auto Battery Save
• Battery Cover with charge contacts
• Roger Beep
¹ Refer to p.23 - p.25 for channel information
² AVS - Automatic Volume Stabilizer detects and manages incoming
audio to comparable levels.
3 The UH750 radio meets waterproof (JIS7) specications only
when the battery, the antenna and speaker MIC jack cap are correctly
installed. The UH750 will retain its JIS7 rating when the
accessory Speaker MIC is connected correctly but the Speaker MIC
itself is not splash or waterproof.

NOTE
If any of these items are missing from the box, contact your
place of purchase, immediately.
Optional Accessories
• VOX Headset
• Heavy Duty Speaker Mic
• External Speaker Mic
5
Included in your Package
UNIDEN UH750 Handheld UHF-CB Transceiver
UH750 AC Adaptor
(AAD-075S(M))
Antenna
Drop-in Charger
(DT075A)
Lithium Battery
(BP079)
Beltclip
Owner’s Manual Mounting Screws
UH750
For more exciting new products please visit our website:
Australia: www.uniden.com.au

6
Controls and Indicators
UNIDEN UH750 Handheld UHF-CB Transceiver
1 Antenna
2 Beltclip
3 Battery
4 Battery Release Clip
5 PTT (Push to Talk) Key
6 Memory Key (mem)
7 Scan Button (scan)/
Busy Channel Lock-Out
Mode (bcl)
8 TX Power/Lock Button
9 Microphone
10 Speaker MIC Jack
11 ON/OFF VOL Knob
12 Squelch Knob (SQ)
13 LCD Display
14 Monitor Button (mon)
15 Open Scan/Group Scan
(os/gs)/VOX
16 Channel Up Button ( )
17 Duplex Key (dup)/
CTCSS Key (ctcss)
18 Channel Down Button ( )
19 Speaker
A Transmit
B 1W Power
C Duplex Transmit
D Scanning
E Monitor
F Priority
G Busy Channel Lock Out
H Group Scanning
I Channel Numbers
J CTCSS
K VOX
L Roger Beep
M Battery Level Indicator
N Key Lock
O Memory
P Receive
UH750
5w
1

7
Getting Started
UNIDEN UH750 Handheld UHF-CB Transceiver
Mounting the Drop-in Charger
1. Mount the drop-in charger to either a table or wall.
Table:
Attach the drop-in charger using the mounting
screws and washers.
Wall:
Insert the two mounting screws into the wall
keeping the same space as the holes on the
charger.
Place the charger with the screws
through the larger holes then turn the
charger.
2. Plug one end of the AC adapter into
the wall outlet and the other end into the
drop-in charger.
When you mount the drop-in charger
in a mobile vehicle, use the optional
cigarette lead instead.
Attaching the Antenna
Attach the antenna to the UH750.
Be sure the antenna is rmly seated.

8
Getting Started
UNIDEN UH750 Handheld UHF-CB Transceiver
Attaching the Battery Pack
1. Place the battery pack onto the back of the
radio. It will only t in one way.
2. Snap the battery release clip until it clicks.
Be sure the battery pack ts tightly against
the UH750 body.
CAUTION
Avoid exposing the Lithium Ion battery, attached or
unattached to the radio, in direct sunshine, heated cars, or
in areas with temperatures below –20°C (–4°F) or above
+60°C (+140°F).
Exposing the chemicals contained within the battery pack to
temperatures above +60 °C (+140°F) may cause the battery
to rupture, fail or reduce performance.
In case of exposure to cell contents, wash the affected area
thoroughly, and seek medical attention.
Additional battery cautions should be applied as described
on p.2.
Attaching the Beltclip
1. Hold the beltclip in the direction.
2. Apply it to the hanger piece on the back of
the radio. Then slide it up.
3. You will hear a click. The beltclip is rmly
attached.
Contacts

9
Getting Started
UNIDEN UH750 Handheld UHF-CB Transceiver
4. To take the beltclip off the radio, turn it
and slid it up.
Charging the Battery Pack
Your radio is powered by a specially designed Lithium Ion battery pack.
• Before operating the UH750, charge the
Lithium Ion battery pack for 7 hours without
interruption in the drop-in charger.
1. Place the UH750 in the drop-in charger.
2. The red LED illuminates and stays ON, until fully
charged.
• The charger won’t overcharge the battery pack.
When charging is completed, the charge LED
is no longer illuminated.
• Do not transmit when the UH750 is in the drop-in charger!
• You can monitor incoming calls while the UH750 is in the
drop-in charger.
UH750
UH750

10
UNIDEN UH750 Handheld UHF-CB Transceiver
Getting Started
Battery Level Display
The BATTERY icon in the top right hand corner of the screen indicates
the UH750 current battery voltage level at all times. The battery level is
displayed in 4 levels.
LEVEL 4
Battery 100% full
LEVEL 2
Low Battery
NOTE
When PTT is pressed at Level Empty, battery icon and
channel number will ash, transmission is disabled.
NOTE
Recharge the battery at any time. From empty the battery
will take up to 7 hours to fully charge.
Battery Life : 14 Hours (Typical)
This is based on the following Duty Cycle:
Transmit (Low Power) 5%
Receive 5%
Stand-by 90%
SPKR/MIC Jack Cap
Make sure the SPKR/MIC jack cap is rmly pushed in to maintain
submersible rating.
Connecting the Optional SPKR/MIC
Release the SPKR/MIC jack cap to plug in the SPKR/MIC. Secure the
SPKR/MIC plug by tightening the plug collar clockwise.
LEVEL 3
Battery approx.
40% capacity
LEVEL 1
(ashing)
Empty Battery