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USER'S MANUAL
Model: P52UV
______________________________
PREFACE
Thank you for purchasing P52UV GMRS Radio, which is a dual band/dual display radio/dual
watch. This easy-to-use radio will deliver you secure, instant and reliable communications at
peak efficiency. Please read this manual carefully before use. The information presented
herein will help you to derive maximum performance from your radio.
This manual is applicable to the following product: P52UV,P52IC,BF-A58,UV-9R,GT-3WP,
UV82WP,GMRS-9R and UV58X GMRS Radio.

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Summary of Contents for PO Fung Electronic P52UV

  • Page 1 ______________________________ PREFACE Thank you for purchasing P52UV GMRS Radio, which is a dual band/dual display radio/dual watch. This easy-to-use radio will deliver you secure, instant and reliable communications at peak efficiency. Please read this manual carefully before use. The information presented herein will help you to derive maximum performance from your radio.
  • Page 2: Table Of Contents

    Table of Contents 1. GETTING STARTED 1.1 Regulations and Safety Warnings 1.2 Main features 1.3 Maintenance 1.4 Programming software (optional) 1.5 Content of the packaging 2. BATTERY INFORMATION 2.1 Charging the Battery Pack 2.2 Charger Supplied 2.3 Use Caution with the Li-ion Battery 2.4 How to Charge 2.5 LED Indicator 2.6 How to Store the Battery...
  • Page 3 6.9 1000Hz, 1450Hz, 1750Hz Tone-burst 6.10 Manual Programming (Channels Memory) 6.11 Repeaters Programming 7. WORKING THE MENU SYSTEM 7.1 Basic use 7.2 Using short-cuts 7.3 Functions and operations (1) Squelch level (SQL) - MENU No.0 (2) Step frequency (STEP) - MENU No.1 (3) Output power (TXP) - MENU No.2 (4) Battery save (SAVE) - MENU No.3 (5) VOX Function (VOX) - MENU No.4...
  • Page 4 through repeater (RP-STE) - Menu No. 36 (37) Delay time of side tone elimination in communication through repeater (RPT-RL) - Menu No.37 (38) Display mode at the turning on (PONMSG) Menu No.38 (39) Roger beep (ROGER) - Menu No. 39 (40) Reset (RESET) - Menu No.40 (41) Repeater Tone (R-TONE) - Menu No.41 8.
  • Page 5: Getting Started

    1. GETTING STARTED 1.1 Regulations and Safety Warnings ATTENTION! To help you ward off bodily injury or property loss that may arise from improper operation, please read all the information carefully before using our products. This contains instructions for safe usage and RF energy awareness and control for compliance with applicable standards and regulation.
  • Page 6 FCC RF exposure limits for“General/uncontrolled”. Inaddition, our PO FUNG ELECTRONIC(HK) INTERNATIOANL GROUP COMPANY radio complies with the following Standards and Guidelines with regard to RF energy and electromagnetic energy levels and evaluation of such levels for exposure to humans: ---IEEE Std.
  • Page 7 this radio could violate IC/ FCC rules. Note: Use of this radio outside the country where it was intended to be distributed is subject to government regulations and may be prohibited. Important: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this device.
  • Page 8 GMRS Communication This GMRS (General Mobile Radio Service) feature is a land-mobile service available for short-distance, two-way communications in the USA. You must have a valid FCC license to communicate on these channels. The GMRS/FRS frequencies that radio this radio uses are set aside for communicating with others while hiking, biking, and working;...
  • Page 9: Main Features

    • Do not charge your battery in a location with explosive and flammable materials. • To avoid electromagnetic interference and/or compatibility conflicts, turn off your radio in any area where posted notices instruct you to do so. • Turn off your radio before boarding an aircraft; any use of a radio must be in accordance with airline regulations or crew instructions.
  • Page 10: Battery Information

    • 1 wall adaptor • 1 belt clip If any item is missing, please verify with your Pofung dealer. 2. BATTERY INFORMATION 2.1 Charging the Battery Pack The Li-ion battery pack is not charged at the factory; please charge it before use. Charging the battery pack for the first time after purchase or extended storage (more than 2 months) may not bring the battery pack to its normal maximum operating capacity.
  • Page 11: Led Indicator

    The radio consumes energy when it is power-on, and the charger cannot detect the correct battery voltage when the battery has been fully charged. So the charger will charge the battery in constant voltage mode and fail to indicate correctly when the battery has been fully charged. 2.5 LED Indicator STATUS No Battery...
  • Page 12: Additional Speaker/Microphone (Optional)

    Before attaching or removing the battery make sure your radio is turned off by turning the power/volume knob all the way counter-clockwise. Insert the two protrusions on the front of the battery into the notches on the bottom of the radio, and then press the tail of the battery toward the radio until you hear a "click".
  • Page 13: Main Controls And Parts Of The Radio

    1. Antenna 2. Led: transmission (red) ; reception (green) 3. Flashlight 4. SOS: If you keep it pressed for 5 seconds you will hear an alarm note and the radio will switch to alarm mode 5. Power / Switch / Volume control: Rotate to switch on/off the radio and adjust the volume 6.
  • Page 14: Status Indications

    1. These symbols show that you set a DCS or CTCSS code in tx or rx. In tx mode it appears while you are transmitting, while in rx mode it is shown also in stand-by condition. 2. Received signal strength. 3.
  • Page 15: Basic Operations

    To enable the scanner, press and hold the [*SCAN] key for about two seconds. Zero 0 Key • The Pofung P52UV features a battery voltage meter that the current voltage of the battery on the display. To see the voltage displayed, press and hold the [0SQL] key for about two seconds. •...
  • Page 16: Adjusting The Volume

    5.2 Adjusting the volume To turn up the volume, turn the volume/power knob clock-wise. To turn the volume down, turn the volume/power knob counter-clock-wise. Be careful not to turn it too far, as you may inadvertently turn your radio off. 5.3 Making a call NOTE: Press the [EXIT] key to switch the main channel to the other channel if there is 2 channels shown on the display.
  • Page 17: Frequency Scanning

    Directly press [EXIT] key to move the cursor up and down. Then, you can modify or confirm the parameters indicated by the cursor. Important1: P52UV has a dual-frequency display function. In frequency mode, you will see on the display two different receiving and transmitting frequencies; while in channel mode the two different channels will be displayed.
  • Page 18: Fm Radio (Fm)

    Memory channels are an easy way to store commonly used frequencies so that they can easily be retrieved at a later date. The Pofung P52UV features 128 memory channels that each can hold: Receive and transmit frequencies, transmit power, group signaling information, bandwidth, ANI/ PTT-ID settings and a six character alphanumeric identifier or channel name Frequency Mode vs.
  • Page 19 EXAMPLE New memory in Channel 10: RX = 462.5750 MHz TX = 467.5750 MHz (This is a (+ 5) Offset) TX CTCSS tone 123.0 a. Turn off the radio. b. Hold press [MENU] key to open the radio, switching to the frequency mode. Channel number at the right will disappear.
  • Page 20 Certain Amateur Radio repeaters (especially in Europe) use a 1750Hz tone burst to open up the repeater. To see how this is done with the Pofung P52UV, see the section called “1750Hz Tone-burst”. If you're still unable to make a connection, contact the person in charge of the radio system with your employer or your local amateur radio club, as the case may be.
  • Page 21 Thanks to this function you can adjust the squelch in 10 different levels: • level 0: opened squelch. With this setting, P52UV will detect all signals, also the weakest ones, but will also receive the background noise or undesired signals.
  • Page 22 D023N-D754N (Normal DCS) • R-DCS: D023I-D754I (Inverse DCS) Note: In P52UV there are 208 groups of normal and inverse DCS codes. This function cannot be amended in channel mode. (12) Receiving CTCSS (R-CTCSS) - MENU No.11 As DCS codes, the CTCSS codes can be added to the channels for creating new private channels.
  • Page 23 Selects 1 of 15 DTMF codes. The DTMF codes are programmed with software and are up to 5 digits each. (19) SCAN Resume Mode (SC-REV) - MENU No.18 Thanks to this function, P52UV can SCAN in frequency or channel mode. You can choose amongst three options: TO: Time-operated SCAN Whenever a signal is detected, the radio will suspend the SCAN for 5 seconds, and then will continue to SCAN even if the signal is still present.
  • Page 24 (24) Busy Channel Lock (BCL) - MENU No. 23 When this function is on, it may prevent other radios’ interference. If the selected channel is being used by other radios, when you press key PTT, your radio cannot transmit. Release the PTT and transmit as soon as the frequency is no longer busy. (25) Auto Keypad Lock (AUTOLK) - MENU No.24 When this feature is activated, the keypad will be automatically locked after 15s;...
  • Page 25 When this function is on, you may receive signals of A/B channel or frequency. It can also be used for cross band receiving and transmitting. You can choose amongst the following settings: OFF: P52UV can receive in both VFO (not simultaneously); ▲ or ▼ will blink on the transmitting frequency band.
  • Page 26 With this function you can set the display mode when the radio is turned on. Available options: • FULL: full frequency character is displayed. • MSG: P52UV is displayed. (39) Roger beep (ROGER) - Menu No. 39 When the PTT is released, the radio will beep to confirm to other users that you have finished your transmission and that they can start talking.
  • Page 27 high buildings or blocked in an underground area. It may be the result of external disturbance (such as Stay away from equipment that may cause electromagnetic interference). interference. VOX may be turned on or the headset is not Turn off the VOX function. Check that the The radio keeps transmitting.
  • Page 28 Appendix C. - GMRS Frequency Chart (MHz) CH.No CH.Freq. CH.No CH.Freq. CH.No CH.Freq. 462.5625 467.6375 462.7000 462.5875 467.6625 462.7250 462.6125 467.6875 467.5500 462.6375 467.7125 467.5750 462.6625 462.5500 467.6000 462.6875 462.5750 467.6250 462.7125 462.6000 467.6500 467.5625 462.6250 467.6750 467.5875 462.6500 467.7000 467.6125 462.6750 467.7250...
  • Page 29 Appendix E. - Shortcut Menu operations MENU Name Enter item LCD display Selectable (Full Name) 0-9 Levels SQL - Squelch Level MENU+0 0:Lowest 9:Highest 2.5K/5.0K/6.25K/10.0K STEP –Step Frequency MENU+1 12.5K/20.0K/25.0K/50.0K HIGH:3.5W TXP – Transmit Power MENU+2 Low:0.5W OFF: SAVE - Battery Saving MENU+3 OFF, 1-9 OFF: off...
  • Page 30 VOICE - Voice MENU+14 Reminding *Allows audible voice confirmation of a key press. ANI-ID -ANI-ID MENU+15 It can be programmed by software OFF: No DTMF Side Tones are heard DT-ST : Side Tones are heard only from manually keyed DTMF codes DTMFST - DTMFST MENU+16...
  • Page 31 Company. We do not guarantee, for any particular purpose, the accuracy, validity, timeliness, legitimacy or PO FUNG ELECTRONIC(HK) INTERNATIOANL GROUP COMPANY completeness of the third-party products and contents involved in this manual.

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