Home
Главная
Ritmix
Радиоприемник
RPR-4000
Инструкция по эксплуатации Страница: 2

Ritmix RPR-4000 [2/2] Use of antenna

Содержание

Похожие устройства

RPR 4000 Portable FM AM SW1 8 band receiver with TF and USB slots www ritm ixrussia ru APPEARANCE AND FUNCTION DIAGRAM Operation instruction for MP3 player 1 Insert the U disk to the USB port 12 or insert the TF card into the TF card slot 13 2 Push the power switch push pull knob 7 to the position of MP3 to switch on the power of MP3 and the radio enters the state of MP3 playing The MP3 indicator light 3 will be on at the same time 3 Rotate the volume control knob 6 to adjust the volume to the proper position 4 Under the play state press the pause play button 17 to pause with MP3 playing and resume MP3 playing by pressing this button again 5 Selected the sound effect mode you like by pressing EQ button 14 Press EQ button 14 once to select one sound effect mode in order 6 Press up selection button 15 to select the previous audio file for play Press this button every time to select a previous audio file 7 Press down selection button 16 to select the next audio file for play Press this button every time to select the next audio file Note the up selection button and down selection button can be used for selection of songs for play unless more than 2 MP3 files exist 8 Please use the earphone to listen to MP3 in order not to affect other people to have a rest Insert the earphone to the earphone jack 9 the speaker inside the radio will be disconnected automatically and you can listen to MP3 with the earphone 9 Push the power button 7 to OFF position to power off the power ofthe device when you don t want to listen to Mp3 Note I The MP3 player of this device only plays files of MP3 format 2 This device is not equipped with TF card of U disk the capacity of TF card ofthe U disk should not exceed 8GB Otherwise it will affect the playing of MP3 3 Don t insert TF card and U disk at the same time This will cause large current consumption when this device plays Mp3 TECHNICAL INDEX 1 Telescopic antenna 2 Back belt 3 Tune indicator light MP3 indication light 4 AC power supply jack overleaf 5 Tune channel knob 6 Volume control knob 7 Power push pull knob 8 Frequency Indication window and pointer 9 Earphone jack 10 Band switch 11 Battery slot overleaf 12 USB port overleaf 13 TF card jack overleaf 14 EQ button 15 up section button 16 down selection button 17 pause play button POWER SUPPLY Install the battery Open the battery cover install 2 UM1 batteries into the battery box according to the polarity indicated inside the battery slot and put the battery cover in place Prompt When the power is used up the volume of the radio will turn down and the sound quality becomes unstable or MP3 player can not play normally please replace with the new battery at once The radio must be powered off when the battery is replaced Note I The old and new battery or the battery of different types should not be used together 2 Don t try to charge heat or break down the battery in order to prevent the leakage of electrolyte or explosion 3 If the radio is not used for a long time please take out the battery in case that the electrolyte corrodes the elements inside the device Use of AC power supply This radio can use 220V AC power supply as the power provider The plug of the power cord is inserted into the AC power jack of the device and another end is inserted into the socket of 220V AC power supply When the 220V power cord is inserted into the AC power jack the battery inside the device is disconnected automatically Use of antenna 1 The magnetic antenna inside the radio is used to listen to MW Rotating the radio body can achieve best receiving effect 2 To listen to FM and TV sound program please pull out the telescopic antenna and obtain the optimal receiving effect by changing the length and direction of the antenna 3 To listen to SW radio please pull out the telescopic antenna and keep it vertical to obtain best receiving effect OPERATION INSTRUCTION FOR RECEIVING Operating instructions of radio 1 Push the power push pull knob 7 to FM or AM position to switch on the radio 2 Rotate the volume control knob 6 to adjust the volume to the proper position 3 Push the power push pull knob 7 to FM position to receive the FM program Toggle the band switch 10 to select the program of FM TV sound TV1 and TV sound TV2 4 Push the power push pull knob 7 to AM position to receive the AM program Toggle the band switch 10 to select the program of MW and SW SW1 8 5 Rotate the tune channel knob 5 and observe the frequency indication window and the pointer 8 to search the radio program you want to listen 6 When the channel is well received or the signal of the channel is strong the tune indicator light 3 will be on 7 Please use the earphone to listen in order not to affect other people to have a rest Insert the earphone to the earphone jack 9 the speaker inside the radio will be disconnected automatically and you can listen to the program with the earphone 8 When you don t want to listen please push the power push pull knob 7 to OFF position the power supply of the radio is switched off 9 Please pull out 220V power cord from the AC socket if this device is out of user for a long period of time 1 Frequency range FM 87 108 SW1 4 75 5 05 SW3 7 10 7 30 SW5 11 65 12 05 SW7 15 10 15 60 MHz MHz MHZ MHZ MHz MW 530 1600 SW2 5 95 6 20 SW4 9 50 9 90 SW6 13 60 13 80 SW8 17 50 17 90 KHz MHz MHz MHz Mhz 2 S N sensitivity FM 30dB 2CW MW 26dBi 3mV m SW 26dB 100 FV 3 SNR FM 98 MHz 48dB AM 1000 KHz 40dB 4 Single signal selectivity AM 1000KHz 9KHzS 10dB 5 Quiescent current RADIOS 25mA MP3s 80mA Insert the card to play and pause and VOL dial turns down 6 Maximum output power 3 100mW 7 Maximum consumption current C300mA 8 Play format of this radio MP3 format 9 USB port Compatible with USB 1 1 USB2 0 standard SD card MINI card and MMC card are supported with card reader and card sleeve The capacity ofthe card should not be larger than 8GB 10 TF card slot support TF card The capacity ofthe card should not be larger than 8GB 11 Distortion degree of MP3 1 12 MP3 SNR 43dB 13 Power supply Battery 2 UM1 batteries AC power supply 220V 50HZ 14 Built in speaker 92mm 12 O 2W 15 Earphone 3 5mm 320 16 Size about 208x124 x 52mm 17 Weight about 643g MAINTENANCE METHOD OF THE RADIO 1 Avoid violent shock or fall into the ground 2 Don t place it in the place with high temperature dust humidity and direct sunlight 3 Avoid wiping the radio with liquid containing corrosive chemicals and hard cloth so as to damage the surface ofthe radio 4 Do not use the old and new battery together When the volume ofthe radio becomes small or the sound distorts please replace the battery 5 If the radio is out of use for a long period of time please take out the battery to prevent the corrosion on inside parts ofthe radio by the leakage of battery liquid 6 The product of our company is adjusted well with precision instrument before leaving the factory Please do not dismantle the radio to adjust the inside element COMMONLY SEEN PROBLEMS AND TREATMENT METHOD 1 As the electric equipment such as TV set florescent lamp and electric motor can produce strong interference to the MW and SW ofthe radio please keep a certain distance with above electric equipments when the radio is used to avoid the interference 2 The building with reinforcing steel bar structure and high buildings have the effect to screen the broadcast signal It is suggested to use the radio close to the window so as to improve the receiving effect 3 If the receiving site is close to the signal of BB pager station the receiving of SW will be interfered seriously The receiving effect may be improved by shortening the length and adjusting the angle ofthe telescopic antenna

Скачать

Случайные обсуждения

Ответы 0

Хочу купить Ritmix RPR-4000 рабочий

1 год назад

Ответы 1

Место для батареек

4 года назад