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uniden" SUN DOWN ERUH-{)57
Handheld UHFCB Radio
with User Programmable
Built-inSELCALL
CDCDCD CD (i)C!S)
CDCDCDQ!D
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OPERATING GUIDE
uniden.
UNIDEN AUSTRALIA PTY. LIMITED
345 Princess Highway, Rockdale, NSW2216
Ph(02)599-3100 FAX(02)599-3278
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_o- r Please read this OperatingGuide carefullybefore operating this radio Safety Information DO NOT operate the transmitter of any radio equip- ment withthe antenna touching, or close to the eyes, face, or exposed body parts. DO NOTlet children operate any transmitter-equipped radio equipment. DO NOToperate the transmitter of any radio equip- ment unless all the Radio Frequency (RF) connectors are secure and any open connectors are properly .1 terminated. i Have your radio equipment serviced by
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r I Table of Contents Introduction .. 3 3 Description .......................... 3 Warning : ......... 3 LicensingRequirements .......... 4 Feature Highlights ....................................................... 6 Unpacking . 6 OptionalAccessories .......................... Controls and Indicators .............................................. 7 7 Top Indicatorsand Display...................................... 9 SideControlsand Connectors................................. 10 FrontControls ....
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CareandMaintenance ................................................35 Service .......................................................... 36 UHFCB Channel Information ..................................... 37 37 SIMPLEX OperatingMode ...................................... 38 DUPLEX OperatingMode........................................ Specifications .............................................................. 39 General ... 39 Transmitter .. 40 Receiver ..........................................
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r i ! Introduction 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 f
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""-" 0_. r I ! Feature Highlights . 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 1 Watt or 5 Watts for short- range or long-range communication. . Auto-Squelch System Eliminates unwanted noise when activated. . Liquid Crystal Display
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r . 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 audible alarm to 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 selec
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~ ~~~- r I UNP ACKING 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 recharg
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, ,-,.,- .. ---...----.. r-' i I Controls and Indicators ANTENNA TXlBUSY Connector LCD Display Indicator LED c 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 Channel UP/DOWN Switches - use to select a channel On/Off Volume Cont~1 - Rotate clockwise to turn the rad
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.. r I i LCD Display i - 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. :f~~:88 TSQ Tone Squelch Enabled CAL Appears when an incoming tone code successfully opened the Tone Squelch, or when TX Selcall codes are being transmitted. PRI Priority Channel Selected DUP Duplex Channel Operation Selected La Low Power TX Sele
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;== , r~ I I MONITOR SWitch PTT (Push-to- Talk) Switch TX POWER HI/LO Switch Battery Pack Release Button Side Controls and Connectors Battery Pack Release Button - To remove the Battery Pack, push up on the release button and slide the 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)
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,~ ---------.------ r I i Speaker Jack 4 Antenna Built-In Speaker I Built-In Mic I I CDmm@ 11 mmm@ Numeric Keypad m CD CDCEO I (E)(§)(])@) Battery Pack Release Button I Front Controls Built-in Speaker - Audio Output Built-in Microphone - Speak into the 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 Ch
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r I I I Numeric Keypad Controls and Functions mmm@ CDCDQ)@ mGJCDm> CD m CD (TS) (DCDCDcm (EH]) CD : HASH Key; Press and hold for 1.5 sec to enter lead-In Delay Programming : Assigned as "F" tone when prog
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--- r @) : ENTER Key; Press to enter the selected Channel; : Press to store the RXITXCode, lead-In Tone, lead-In delay, and Tone Period Setting when programming : Press and hold for 1.5 sec to enter special programming modes. : Assigned as "E" tone when programming lead-In Tone ONLY. @ : TONE CALL Key; Press and hold for about 1.5 sec to 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.
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r Getting Started Antenna To attach the antenna to the TNC connector on top of your radio, press down and rotate the antenna base clockwise until it seats firmly into place. Battery Information The Sundowner UH-O57 comes with a standard recharge- able Ni-Cd Battery Pack. An optional heavy duty recharge- able Ni-Cd Battery Pack is also available. Installation THE RECHARGEABLE NICKEL-CADMIUM BATTERY PACK MUST BE CHARGED FULLY BEFORE USING IT FOR THE FIRST TIME. When installing or removing the rech
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-- - ~----- Recharging the Nickel-Cadmium Battery Pack Note: Before charging, be sure that the power (ON/OFF Volume control) is turned OFF. Recharge the Ni-Cd Battery ONL Y when the unit indicates a LOW BA TTERY condition. (TX LED blinks during TRANSMIT) Insert the discharged Battery Pack in the rapid charger, or connect the trickle charger to the side of the unit. Using the trickle charger, the standard pack charges fully in 8 hours, and the heavy duty pack in 12 hours. If you have a rapid char
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~-.... r I , ! i Operation I --11 RECEIVE 1. Turn the radio ON. Rotate the ON/OFFVolume control clockwise until you hearthe click. A channel number should appear in the LCD Display. UP DOWN 2. Press the 0 or 0 switch or use the Numeric Keypad to select the desired channel. 3. Press the monitor switch (Auto-squelch turns OFF). 4. Rotate the ON/OFF Volume control to adjust the speaker volume to a comfortable level. 5. Press the Monitor switch (Auto-squelch turns ON). Direct Channel Keying Allows y
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r I I i Channel Scan UP When you pressed the 0 Key for more than 1.5 seconds, the scan feature starts and the SCN indicator appears on the LCD. Scanning stops automatically on any active channel that is not Locked-out, receives a call and you hear the caller. UP To resume scanning, press the 0 Key. If there is too much activity on a certain channel and you wish to exclude it from being scanned, simply press the uo 0 Key (please see page 18 on how to create a channel scan list). To disable scanni
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r' Priority Scan When a priority channel is selected and scan is activated, the radio will monitor the prioritised channel regularly for activity while scanning. While scanning, if a signal is received on the priority channel the radio will stay on that channel as long as the signal is present. Otherwise, priority scanning resumes after 3 seconds. However, if scanning stops on a channel which is not a priority channel, the radio will continue on checking regularly the priority channel for activi
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r I Create a Channel Scan List with Channel Lock-Out Feature You may have certain channels that you do not want to hear every time you scan. These are channels that are busy in a major portion of time, and the scanning stops at that channel(s) often enough to interrupt the scan cycle. You can Lock-out those channels so they are not scanned. There are two ways to do this. UP DOWN 1. Using the 0 or 0 switches, manually select the uo desired channel and press the 0 button. The locked- out channel b
