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UH-048XR
Operating
Guide
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WARNING! ➤ Do not operate the transmitter of any radio equipment unless all the Radio Frequency (RF) connectors are secured and any open connectors are properly terminated. ➤ Do not operate the transmitter of any radio equipment near electrical blasting caps or in an explosive atmosphere. ➤ Do not let children operate any transmitter- equipped radio equipment unless supervised. ➤ Have your radio equipment serviced by a qualified Uniden technician. ➤ Do not operate the transmitter of any radio eq
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CONTENTS Introduction Features 1 Technical Support & Service 2 Included in your UH-048XR Package 3 Getting Started Battery Installation 4 Low Battery Alert 5 Belt Clip 5 Wrist Strap 6 Operation Power on/off 7 Volume 7 Selecting Channel 8 To Transmit and Receive 8 To Operate in Dual-Watch 9 Scanning 10 Continuous Tone Coded Squelch (CTCSS) 11 CTCSS Tone Display 12 Voice Activated (VOX) 13 VOX Recovery Time 13 Auto Keylock 14 Call Melody 15 Monitor 16 Battery Level Display 17 Battery Charge 18 UHF
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INTRODUCTION The UH-048XR is a portable two-way UHF-CB radio. It is compact, rugged and fits easily in your hand. This hand held UHF radio will give you consistent, outstanding performance in virtually all conditions and situations. To ensure that you get the most from the UH-048XR’s features, please read this operating guide carefully before using the unit. FEATURES ➤ 40 Channels ➤ 38 Built-in Continuous Tone Coded Squelch System (CTCSS) ➤ 500mW Output Power ➤ Up to 3 km range* ➤ LCD Display
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TECHNICAL SUPPORT AND SERVICE Should you find it desirable or necessary to service your UH-048XR, we suggest you contact the Uniden dealer where you purchased your radio. Your dealer will be able to assist you with the complete service information. If you require service that is within the terms of your warranty, you should present a copy of your receipt to your dealer to authenticate your claim. If you find it inconvenient to obtain service assistance from a dealer, please pack your radio in a
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INCLUDED IN YOUR UH-048XR PACKAGE UH-048XR AC Adaptor Wrist Strap Belt Clip Desk Top Charger Operating Guide Product Registration Card & other printed materials Note: If any of these items are missing from the box, contact your Uniden Dealer. 3
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GETTING STARTED BATTERY INSTALLATION Your UH048XR radio uses 4 AAA batteries (not supplied) for power. Please refer to page 14 should you wish to use rechargeable batteries. Do not mix old and new batteries for optimum performance. To install the batteries: 1. Make sure your radio is off. 2. Press battery cover release. Slide cover off. 3. Insert 4 AAA batteries (not supplied) according to the polarity symbols inside the battery compartment. 4. Slide the battery cover forward until it snaps int
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LOW BATTERY ALERT The LCD on your radio shows a battery meter in the upper right corner. icon indicates a fully powered unit. As the batteries lose power, will flash. When the batteries in the unit are low replace the batteries immediately to continue using the radio. BELT CLIP Because you will probably use your radio when you are out and about, the unit comes equipped with a belt clip to securely fasten the unit to your belt, pocket or bag. To attach the belt clip: Slide the belt clip until it
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WRIST STRAP 1. Insert the short end of the strap through the belt clip hole in the top of the belt clip. 2. Slip the long end through the loop to enclose the clip in the strap and pull tight. 6
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OPERATION ➤ When you press any key (except PTT), a short tone sounds. ➤ See the Controls and Indicators page at the back of this operating guide for button and key operations. Function POWER ON/OFF Press and hold Monitor [Power/Enter] button Power/Enter until a melody is heard. UH048 A channel number and battery level should appear on the display. To turn the unit OFF, press and hold [Power/Enter] button until a melody is heard. VOLUME Function 1. Press the [Monitor] button
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SELECTING CHANNEL Function 1. Press [Function] until “ ” appears in the Monitor Power/Enter large display. The current channel flashes. 2. Press [ ] or [ ] to select the desired channel 3. Press [] to confirm your selection, otherwise, the radio will automatically return to standby and the new channel will be displayed. Note: If you press and hold the [ ] or [ ], channel numbers will scroll rapidly. Note: If a step is not completed within 5 Secs., the UH048XR will automatically return to
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The TX indicators and PTT appear on Switch the LCD. Hold the radio with microphone approximately two inches in front of your Function mouth with the antenna at approximately 45˚ angle away from your head. Speak in a clear, normal conversational voice. 4. When you have finished speaking, release the [PTT] and listen for a response. TX indicators will then disappear on the LCD. The display shows and when a transmission is being received by your radio. TO OPERATE IN DUAL-WATCH MODE T
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Press [ ] or [ ] to select the additional channel you wish to monitor. Press [] to confirm your selection and to activate dual-watch mode. Otherwise, the selected channel is automatically accepted if no key is pressed after 5 Secs. Note: Pressing [Function] will stop Dual-Watch Mode operation. SCANNING This feature allows you to scan for an active channel and communicate with the party transmitting. 1. Press [Function] button until appears in the large display and the auto channel
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CONTINUOUS TONE CODED SQUELCH SYSTEM (CTCSS) CTCSS is a feature that allows a group to talk to each other without hearing other users on the same channel. NOTE : Uniden discourages the use of CTCSS feature until the Australian Communications Authority (ACA) grants the use of CTCSS on CB frequencies. Programming CTCSS Code 1. Press [Function] button repeatedly until “[]” appears in the large display. 2. Press [ ] or [ ] to select the desired code. 3. Press [] to confirm your selection. Oth
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9 1 2 3 On the example below only radio 1 and 9 can communicate or hear each other because they are using the same or common CTCSS code. CH1 Code 1 CODE 1 CH1 Code 1 CH1 Code 7 CH1 No CTCSS Code CTCSS Tone Display This feature allows you to select the preferred display format for the CTCSS code setting. If frequency was chosen, then the display in the CTCSS will be shown as frequency. However, if the number was chosen, then the code number will be displayed in CTCSS function. 1. Press [Function
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3. Press [] to confirm your selection. Otherwise, the displayed state is automatically accepted if no key is pressed after 5 Secs. VOICE ACTIVATED (VOX) VOX feature enables user to transmit automatically by speaking on the microphone without pressing the PTT switch. To activate VOX: 1. Press [Function] button until “[]” appears in the large display and the VOX icon [ ] flashes. 2. Press [ ] or [ ] to change the sensitivity or deactivate VOX. 3. Press [] to confirm your selection. Otherwis
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in the large display and the VOX icon [ ] flashes. 2. Press [ ] or [ ] to select the delay time. 3. Press [] to confirm your selection. Otherwise the selected time is automatically accepted when no key is pressed after 5 Secs. AUTO KEYLOCK This feature prevents accidental channel change and disturbance to the preferred settings of the user. Auto Key Lock temporarily disables the UP, DOWN and ENTER buttons. To activate Automatic Keylock: 1. Press [Function] button Function until “[]”appea
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The radio momentarily beeps as appears on display and [ ] or [ ] and [] immediately goes into auto lock if no key is pressed within 10 Secs. To deactivate keylock temporarily, press and hold disappears. Keys will go into [Function] until auto lock again if no key is pressed within 10 Secs. To deactivate permanently: 1. Press and hold [Function] button until disappears in the display. 2. Follow steps 1 to 3 for Activating Keylock but select off in step 2. CALL MELODY This feature provides 7
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To use Call Melody: Press [PTT] twice. Call Melody will be heard on user’s radio and on all radios using the same channel. MONITOR This feature enables users to listen in for weak signals on the current channel at the press of the [Monitor] button. To use monitor, • For brief listening, press [Monitor] • For continuous Function listening. Press and Monitor hold [Monitor] for 2 Power/Enter sec. A tone beep will be heard and the receiver circuit will stay open, letting in both the noise
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BATTERY LEVEL DISPLAY The icon in the top right hand corner of the screen indicates the UH-048XR current battery voltage level at all times. The battery level is displayed in 3 levels: LEVEL 3 Battery 100% full LEVEL 2 Battery approx 70% capacity LEVEL 1 Battery approx 30% capacity Almost Empty 17
