Uniden SUNDOWNER UH-057 Operating Manual

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uniden"SUNDOWN ERUH-{)57

Handheld UHFCB Radio

with UserProgrammable

Built-inSELCALL

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OPERATING GUIDE

uniden.

UNIDEN AUSTRALIA PTY. LIMITED
345 Princess Highway, Rockdale, NSW2216

Ph(02)599-3100 FAX[phone]

Please read this OperatingGuide carefullybefore
operating this radio

Safety Information

DONOToperate the transmitter of any radio equip-
mentwiththe antenna touching,or close to the eyes,
face, or exposed body parts.

DO NOTletchildren operate any transmitter-equipped
radioequipment.

DO NOToperate the transmitter of any radio equip-
ment unless allthe Radio Frequency (RF) connectors
are secure and any open connectors are properly

terminated.

Have your radio equipment serviced by a qualified

technician.

Nickel-Cadmium Battery Warning

This equipment contains a Nickel-Cadmium battery.
The Nickel-Cadmium battery contained in this equip-

ment may explode ifdisposed of in a fire.

DONOTshort circuitthe battery.

DONOTcharge the Nickel-Cadmiumbattery used in
this equipment inany other charger other than the one
designed to charge this battery. Usinganother
charger maydamage the battery, or cause the battery
to explode.

Uniden~ is a registered trademark of Uniden Corporation.

Features, Specifications, and availability of Optional
Accessories are all subject to change without notice.

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Table of Contents

Introduction ..

Description ..........................

Warning : .........

LicensingRequirements ..........

Feature Highlights.......................................................

Unpacking .

OptionalAccessories ..........................

Controls and Indicators ..............................................

TopIndicatorsand Display......................................

SideControlsand Connectors.................................

FrontControls ...................................

NumericKeypadControlsandFunction..................

Getting Started............................................................

Antenna ...................................................................

BatteryInformation .....................................

Installation ..............

Rechargingthe Nickel-CadmiumBatteryPack..

BeltClipInstallation.................................................

Operation ..............................................

Receive ...

DirectChannelKeying.. .......

Auto-Squelch .

ChannelScan....................................................

DropOutDelay..................................................

PriorityScan .......................

Createa ChannelScan Listwith

ChannelLock-OutFeature...........................

Transmit :.

SimplexI DuplexCommunication............................

LowBatteryLevelDetection ......

Special Feature ...............................................

SELECTIVE CALLING.. .., "....

SELCALLOperation .............

ReceiverQuieting ........................

Whena call isreceived......................................

ToneSqueichScanning.....................................

ToneCalling.......................................................

GroupCalling.. ...............................................

Programming ..

ReceiverSELCALLID .............................................

Transmitter SELCALL ID .. .........

OtherSELCALLParameters...................................

Tone Period ........................................

Lead-InDelay.....................................................

Lead-InTone......................................................

ProgrammingGuide ......

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UH-O57

CareandMaintenance................................................

Service ..........................................................

UHFCB Channel Information .....................................

SIMPLEXOperatingMode......................................

DUPLEXOperatingMode........................................

Specifications ..............................................................

General ...
Transmitter ..

Receiver ........................................................

SELCALL ........................................................

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Introduction

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Welcome to the world of CB Radio Communication. You
have chosen the most reliable, highly engineered, ultra-

precise piece of communication equipment.

Descrl ptlon

Your UNIDEN Sundowner UH-057 represents the most
advanced portable radio ever designed for use in the UHF
Citizens Band Radio Service. With Built-in SELCALL, this

radio allows you to call or to be called distinctively.

With its rugged physical and electrical design, this radio will
give a reliable years of trouble free service.

You are encouraged to thoroughly read the rest of this
operating guide to acquaint yourself with the superior
characteristic and operation of your transceiver. This full
featured radio operates on any of the 40 UHF frequencies
designated as Citizens Band Channels by the Spectrum
Management Agency.

WARNING

The Citizens Band Radio communication Service (CBRS)
is under the jurisdiction of the Australian Management
Agency (SMA). Any adjustment or alteration which will
change the performance of the transceiver's original SMA

type acceptance is STRICTL Y PROHIBITED. Replace-
ment or substitution of power or frequency determining

components e.g. Crystals, Transistors, ICs, Diodes, etc.

with other than those recommended by UNIDEN will
cause violation to the SMA type acceptance technical

requirement.

ulrements

Before using your transceiver, you must obtain a Citizens
Band Radio License from the Spectrum Management
Agency (SMA). Application forms and brochures relating to
CBRS are available at your nearest SMA office. Mail the

completed application form and the appropriate fee to the
Communications Manager, in the State or Territory in which
the station will be operated.

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Feature Highlights

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Full 40 Channel UHF CB Coverage

Operates on any of the 40 Channels designated as
Citizens Band Channels by the Spectrum Manage-
ment Agency.

Simplex/Duplex Communication

Allows the Uniden Sundowner UH-057 to operate
via a repeater station.

Two Level Switchable Transmitter Output Power

Lets you transmit at 1Watt or 5 Watts for short-
range or long-range communication.

Auto-Squelch System

Eliminates unwanted noise when activated.

Liquid Crystal Display (LCD) with Backlight

Shows visual display of the current Channel and/or
Operation. Illuminated everytime a Key is pressed
for better visibility at night or under dim conditions.

TX/Busy LED

Lights RED when the unit is transmitting. Lights

GREEN when the received signal (on the current

channel) is strong enough to break the squelch.

Channel Scan

Provides rapid, automatic scanning of programmed
channels.

Priority Scan

Regularly monitors your chosen priority channel
every 1.5 seconds during scan mode.

User Programmable Channel Scan List (using LOCK-
OUT switch)

Allows the user to customise the Channel Scan List
for faster scanning.

Battery Save

Conserves the Battery Power by putting the
receiver on "sleep" when monitoring inactive

channel.

Battery Low Detection

Informs the user when the battery level is Iow and
needs recharging.

SELCALL

Built-in Selcall (Selective Calling) System lets the
unit to call or be called selectively.

Numeric Keypad

Installed to give the users freedom to program his

own Selcall Codes or access other Selcall Func-
tions.

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UH-O57

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Receiver Quieting (Tone Squelch)

Prevents any unwanted signal inthe channel from
being heard unless the requiredtone codes to open

the "QuietCondition"is received.

CALLAlarm

When selectivelycalled, emits an audiblealarmto
notifythe user that a caller is on the channel.

Acknowledge Tone

Sends a response tone automaticallyto the caller to
acknowledge a Selective Call.

Group Call

Capable of transmittingand responding to group
calls.

Direct Channel Keying

Gives the user option to select channels directly
using the NumericKeypad.

Rechargeable Battery Pack

Eliminatesthe costlyexpense of frequent Battery
replacement.

Battery Free Memory

The programmed channels on the Scan list and
other unitsettings are retained in memorywhen the

BatteryPack is removed fromthe unit.

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UH-O5J

UNPACKING

Carefully check the package contents against the list:

. Uniden Sundowner UH-O57 UHF CB Radio

. Flexible Antenna

. AC Adaptor/Charger

. Standard Nickel-Cadmium Battery Pack

. Belt Clip

. Wrist strap

. This Operating Guide

If any of the items are missing or damaged, contact your
place of purchase immediately.

OPTIONAL ACCESSORIES

. Speaker-Microphone

A two-in-one combination for convenient transmit-
ting and receiving.

. Spare Battery Pack

A replacement pack for your rechargeable battery
(Either standard or Heavy Duty Pack).

. Battery Pack Charger

Desktop Rapid Charger

UH-O57

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Controls and Indicators

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ANTENNA
Connector LCD Display

TXlBUSY
Indicator LED

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LOCKOUT DUPLEXI
Switch SIMPLEX

Switch

CHANNEL DOWN

Switch

Top Indicators and Display

Antenna Connector

- connect the antenna to this TNC port

Lock-out Switch

-locks out a selected channel from channel scan.

Duplex Switch

- allows Simplex or Duplex Operation on Channels 1
through 8

ChannelUP/DOWN Switches

- useto select a channel

On/Off Volume Cont~1

- Rotate clockwise to turn the radio ON and increase
the volume. Rotate counter-clockwise to turn the
radio OFF or decrease the volume.

TX/Busy Indicator

- The RED LED lights when you press the PIT switch
(to transmit). It blinks when the battery is Iow and
needs recharging. The GREEN LED lights when the
received signal (on the current channel) is strong
enough to break the squelch.

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UH-O57

LCD Display

- the Liquid Crystal Display (LCD) has several

indicators that show the current operating mode. The
two digits at the right show the current selected
channel. The smaller, twolthree-Ietter displays show

which features are enabled.

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TSQ

Tone Squelch Enabled

CAL

Appears when an incoming tone
code successfully opened the Tone
Squelch, or when TX Selcallcodes
are being transmitted.

PRI

PriorityChannel Selected

DUP

DuplexChannel Operation

Selected

La Low Power TX Selected

SCN

Scan feature enabled

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Battery Pack
Release Button

MONITOR SWitch

PTT

(Push-to- Talk)

Switch

TX POWER HI/LO

Switch

Side Controls and Connectors

Battery Pack Release Button - To remove the Battery
Pack, push up on the releasebutton and slidethe Battery

Pack away from the radio.
Monitor Switch - Press to set the Auto-squelch feature ON

or OFF.

Push-to- Talk (PTT) Switch - Press and hold to talk.

: Release to listen for a reply.

i TX Power HI/LOW Switch -Press to set the Transmit

output power to HIGH (5W) or LOW (1W).

AC Adaptor/Charger Jack - ConnectAC Adaptor/Charger
here

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UH-O57

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Speaker
Jack

4

Antenna

Built-In

Mic

Built-In

Speaker

Battery Pack
Release

Button

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Numeric Keypad

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Front Controls

Built-in Speaker -Audio Output

Built-in Microphone - Speak intothe microphone when

transmitting.

Speaker Jack - Connect optional external speaker here.

Microphone Jack - Connect optional external microphone
here.

Numeric Keypad - used for Direct Channel keying, en-
abling SELCALL Fun.ctions, selecting Priority Channel, and
programming SELCALL Codes.

UH-O57

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Numeric Keypad Controls and Functions

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: NUMERIC Keys; Usedto selectchannels,

enter special Receiverrrransmit Codes and
other SElCAll Parameters

: ASTERISK Key; Press and hold for 1.5sec

to access Tone Period Programming

: Assigned as "0" tone when programming

RX ID,TX ID,or lead-In tone.

: HASH Key; Press and holdfor 1.5 sec to

enter lead-In Delay Programming

: Assigned as "F" tone when programming

RX ID,TX ID,or lead-In tone.

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: ENTER Key; Pressto enter the selected

Channel;

: Press to store the

RXITXCode, lead-In

Tone, lead-In delay, and Tone Period

Setting when programming

: Press and holdfor 1.5sec to enter special

programming modes.

: Assigned as "E"tone when programming

lead-In Tone ONLY.

: TONE CALL Key; Press and hold for about

1.5secto transmit the transmitter ID (e.g.,
calling other radio by transmitting its
SElCAll ID)

: Assigned as "A"tone when programming

RX ID,TX ID or lead-In Tone.

: TONE SQUELCH Key; Press and hold for

about 1.5 sec to put the receiver on "Quite"
Mode.

: Assigned as "B" Tone when programming

RX ID,TX ID, or

lead-In Tone.

: PRIORITY Key; Pressthis keyto store or

removethe selected Priority channel tot
from the memory buffer.

: Assigned as "C"tone when programming

RX ID,TX ID, or lead-In Tone.

Note: When shipped fromthe factory,no SELCALLcodes

are stored in the memory. Errortone willbeheard

everytime @ or@ Key ispressed. Toprogram,

please see page 27.

UH-O57

See page 34 forNumericKeypad SELCALL Tone
Assignment.

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