G-270ST/G-280ST USER MANUAL - radio
Contents
1. Failure No Power Poor receiving signals Unable to change channels Limited receiving range Distortion of sound FATLURE AND SOLUTION Solutions Check cells to confirm whether cells are properly installed The cell volume may be insufficient Cells may have been damaged Change into new battery Press Up key to increase Volume The receiving signals may become weak or go beyond receiving range Hold the watch walkie to higher In order to have the ideal effect In changing channels press Menu key until the channel numbers flash on the display screen Press Up key or Down key to change channels Cell volume may be insufficient Cell volume may be insufficient In the case of any indication of insufficient cell volume recharge the cells The effective receiving range is affected by terrain or environment The receiving range may be the greatest if it is in the open air tured buildings or the corners of streets or factory buildings or in cars the receiving range will be seriously affected Check the position of the antenna In order to have the ideal effect please place the antenna upwards In sending messages your mouth must be 5 centimeters away from the microphone and talk in a normalvoice In receiving signals please regulate volume to an appropriate level Both talkers must keep apart by 2 meters at least or even farther The both sides may be too far away or there is an obstacle that hinders the se2. beyond the specified range are illegal acts or even lead to a breach of telecommunication management and control 4 Do not use this unit where there is danger including gas stations hospitals airports or any other gas or electric places without shield protection 5 Do not use any detergent or thinner to wipe or clean this unit Only use dry alkaline free or well distributed soft cloth to clean batteries etc 6 You can have an ideal talking effect Please put the antenna upward during the intercommunication of the talker and keep it 5 centimeters away from your face talking in your normal voice 7 This talker has inner cell protection functions If you do not use it for long please take out the cells Battery Installation Battery attached with the unit is applied to this talker The installation and replacement of cells are described as follows 1 Press down the fixed button on the side of the battery cover of this unit to open the battery 2 In the time of installing the new battery please place the batteries cell into the cell compartment In installation please note the polarity within the compartment and the cell itself and 3 Put the cell compartment where it is and lock tightly the fixed button for the cell cover Special Caution Never inserting indicated USB device for charging Or this item si not installed with battery This talker has Option USB charging cable and can charge the rechargeable battery i
3. n the following 1 Lift up the earphone charger jack cover on the side of this unit Z Connect USB cable option into charging devise such as computer or USB AU adaptor 3 Connect USB cable Option to the earphone charger plug In the charging process the battery icon will be flashed when charging If it become fully charge the battery icon will constant Note For the first time charging please charge the rechargeable battery for as long as 12 hours After completion charging you must take out the USB cable to leave from the radio it avoid radio become damaged Low Battery Operation When the battery icon is detected as low voltage the battery icon bar will reduce and until empty battery bar When you heard low voltage alert sound it is necessary to charge the battery otherwise it will work not properly When you still not charge the battery for certain time the radio will be auto off with time display screen only It will quite from walkie talkie mode and you should charge the battery at least 6 hours before you use it again Menu Setting lst Press MENU button 2nd Press MENU button 3rd Press MENU button CHANNEL mode you can press Up Down key to select your channel CTCSS amp DCS mode 1 99 sub channel you can press Up Down key to select your sub channel VOX mode voice activate PTT with off 1 3 level selection you can press Up Down key to select your ON OFF with 1 3 VOX level selection TIME DISPLAY m
4. nding of signals If there is no obstacle between the two sides the talk range is up to 7 kilometers FCC amp CE1313 amp ROSH Oalaxy G 270ST G 280ST USER MANUAL Welcome to Use G 270ST G 280ST Please read carefully this user s manual in order to have a better understanding of all functions of watch talkers G 270ST G 280ST double way Principal Characteristics of this Unit Watch type with adjustable watch band This radio was made in TXCO control and one to more radios communication FM Radio from 87 50MHz to 1O8MHz With effective communicative distance up to 7 kilometers in open apace but no guarantee CTCSS and DCS 1 99 sub channel encode amp decode Voice scrambler get more privacy VOX voice activate PTT with 1 3 level selection Clock alarm amp SOS emergency alarm 12 hour pm display Stop watch Keypad Lock function USB charging with battery protection circuit A A using 3XAAA size battery in G 066ST A3 i Liquid Crystal Display Screen HED a A DI A ES ARN p D 1 Channel numbers 00 Display the current channel S SS A 2 FM FM Radio from 87 50MHz to 108MHz 2 ia TD 3 CT 1 38 CTCSS sub channel WT yey pm 4 DCS 39 99 DCS sub channel o g sos alll 5 VOX Voice activate PTT A aa a 6 SCRA Voice scrambler Do g 7 Transmission indicator Indicator in the time of sending messages 8 Receiving indicator indicator in the time of receiving messages 9 V
5. ode 12 HOURS selection Blank display show as 24 00 to 11 59 pom display show as 12 00 to 23 59 TIME DISPLAY mode MINUTES selection Blank display show as 24 00 to 11 59 om display show as 12 00 to 23 59 CLOCK ALARM mode you can press Up Down key to select your clock alarm ON OFF If you 4th Press MENU button 5 h Press MENU button 6th Press MENU button select ON you need continue to select the clock alarm time 7th Press MENU button CALL ALERT TONE mode you can press Up Down key to select your call tone 9 call tome selection 8th Press MENU button VOICE SCRAMBLER mode you can press Up Down key to select voice scrambler ON OFF 9th Press MENU button STOP WATCH mode you can press Up Down key to start the time counting of stop watch then press Up Down key to stop the time counting of stop watch 10th Press MENU button SOS mode you can press Up Down key to select SOS emergency alarm ON OFF with 3 5 5 5 10 5 alarm time selec tion If you select ON with desired alarm time then you see SOS icon constant To activate SOS emergency alarm you need press DOWN key until SOS icon become flash then alarm sound will be continue calling until you press DOWN key again and see SOS become constant the alarm sound will be Quit amp stopped Special Key Setting POWER MENU key Press POWER MENU button Continue Press this key to approximate 3 second Key Lock function will be acti
6. olume level bar Display the current volume setup 10 SOS Emergency alarm call 11 Clock alarm 12 Battery capacity display 13 12 hour pm time display 14 Keypad Lock function Description of Structure 1 POWER MENU key Continue Press this key to select Key Lock amp Power On Off When you press the key shortly it give short music sound to start the menu on and press this key again to go to different Menu Mode 2 PTT key Press To Talk CALL Call alert Keep pressing this key to send voice message and quickly press it twice to send CALL alert tone 3 UP key Adjust volume in the default state Adjust channels and time in the MENU state 4 DOWN key Adjust volume in the default state Adjust channels and time in the MENU state 5 Earpiece Charging plug Option to be provided by supplier 6 MIC Built in microphone 7 Speaker Built in speaker 8 Antenna For TX RX Points for Attention this unit 1S n compliance with the communication control standards so the following rules and regulations must be observed 1 While you use the unit we do not guarantee that secrets will not be disclosed in communication 2 There must not be any harmful interference to be caused when you use this unit This unit must accept interference if any 3 Any unauthorized changes in or adjustment of the built in setup such as changing frequency launching power or extending antennas etc
7. vate Continue Press this key to approximate 5 second this walkie wil be turn ON or turn OFF go to Time Mode FM RADIO mode Press amp Hold UP button from 87 50MHz to 108 00MHz If you press amp hold UP button again it will exit from radio mode Activate FM radio you can press Up Down key to select your desired radio channel Using Earphone _ Lift up the earphone charger jack cover on the side of the unit Insert the earphone plug into the earphone charger jack and adjust the location of your earphone Set the talker into the VOX mode When the VOX function is set to ON you do not have to keep pressing the earphone talk key for any talks When the VOX function is set to OFF keep pressing the earphone talk key for talks and When you use your earphone to hear the other side talk press Up key or Down key to adjust volume to an appropriate level Technical Specifications License free country Europe Hongkong Japan USA for your option Channels available 8 20 21 22 channels for your option Operating frequency 446 409 422 462MHz Power 3 7V lithium battery Output power 0 5W maximum Service life of cells On the basis of services Receiving range up to 7km in open space but no guarantee USB charging 5V DC TX power current 300 mA RX power current 100 mA Standby current 50 mA Time mode current 5mA
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