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The rules should oblige the seller to give the purchaser an operating instrucion of Trevi DTV 2504 M, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Trevi DTV 2504 M one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Trevi DTV 2504 M. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of Trevi DTV 2504 M should contain:
- informations concerning technical data of Trevi DTV 2504 M
- name of the manufacturer and a year of construction of the Trevi DTV 2504 M item
- rules of operation, control and maintenance of the Trevi DTV 2504 M item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Trevi DTV 2504 M alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Trevi DTV 2504 M, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Trevi service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Trevi DTV 2504 M.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Trevi DTV 2504 M item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Potable Digital TV DTV 2504M User Manual[...]
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1. Read these instructions. 2. Keep these instructions. 3. Heed all warnings. 4. Follow all instructions. 5. Do not use this apparatus near water. Caution: “To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture.” 6. Clean only with dry cloth. 7. Do not install near any heat sources such as radiators, hea[...]
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Statement: Both product and user's manual are subject to further improvement or supplement without further notice. This product complies with ROHS env ironmental protection requirements. If at any time in the future you should need to dispose of this product please note that: Waste electrical products should not be disposed with household wast[...]
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T able of Content s Product Introductions ................................................................................................. 5 Packing List .................................................................................................................. 5 Identifying th e Part s.......................................................[...]
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- 5 - Product Introductions The DTV 2504M features 4.3-inch digital TFT- LCD panel and built-in multimedia technology. It has the following key features: DVB-T Program Play. Schedule List AutoSave, and Program Information Vi ew . Picture Viewing/Rotating/Zoom ing, and Slide Show Mode. MP3/WMA music playing, and support different gen[...]
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- 6 - 12. MIC(support record function) 13. USB Port 14. Earphone 15. Reset 16. Build-in Antenna 17. Rear p anel 18. St and Button Introduce VOL+/- 1 、 Photo V iew: Switch left/right ; 2 、 Increase/ decrease the volume; 3 、 Photo Zoom In : Hold pressing the button to view phot os left/right 4 、 Main menu mode: Move up/ Move down POWER ON/ OF[...]
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- 7 - Inst alling 1. Inst alling St and Open the stand and put the TV unit on the desk just like the figure shows: 2. Antenna Before playing broadcast programs, pull out t he antenna first until the axletree comes out; then adjust the antenna to have a good reception. 3. About Rechargeable Battery Y our port able TV device comes with a built-in rec[...]
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- 8 - Connect the USB cable to the power adapter , and then connect the Mini port to DTV 2504M mini USB jack, at last plug the two prong end to the grounded electrical socket. When charge is beginning, figures will show as below . TIP ： Charge time should be 5 hours, when charge has done; the charge full figure of battery will appear . It’ s no[...]
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- 9 - 5. Downloading Files from Computer The device features built-in memory . Y ou can copy files from the computer to the device with USB cable. • T urn on your computer and product; • Connect the device to comput er with provided USB cable. • T ransfer files between the device and the computer . • Before pull out USB cable please click t[...]
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- 10 - Function list ： II ． DVB-T Pull out the antenna, Select “ ” from the main menu,and press M to enter the DVB-T digital TV mode. Function List: • Press CH+/- to select. • Press M to confirm selection. • Press to return to main menu. 1.V ideo Broadcast V ideo Broadcast Mode ： If TV programs has been found, there will be a list: [...]
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- 1 1 - If there’ s no program list, there will be a warring “ Search program first ”. Now please select Auto Scan or Manual Scan to begin TV programs searching. If the signal is weak, or you have not searched TV programs,there will be a warring “ NO channel ”. • Press CH+/- to select previous or next program. • Press +/- to increase [...]
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- 12 - 5.Manual Scan Press CH+/- to select; Press +/- to switch pages; Press M to confirm; Press to exit. 6.Area Setting Press CH+/- to select; Press M to confirm; Press to exit. 7.T imezone Diversity Setting Press CH+/- to select; Press M to confirm; Press to exit. III ． Photo Select , if you inserted a memory card, you s hould see two folders n[...]
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- 13 - If there is no photo file or no picture meets the requirement of format, you should see the warning: " There is no file! " If the picture you have selected (press M ) has broken or the picture not meets the requirement of format, you should view the warning picture . V iew The Photo ： When view the photo, you can: • Press CH+/-[...]
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- 14 - Artist Play tracks by artist Album Play tracks by album Genre Play tracks by genre selected My Favorite Show My Favorite tracks Record Play record files. Dir List Enter the folder navigation mode Media-Lib Up date Update the music library of the internal memory • Y ou could see the musi c list under the selected category . In the music lis[...]
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- 15 - • Press and hold M to repeat: Once and then release, conf irm the starting point A, once again, confirm the ending point B; the last once, exit the setting. • Press to exit. Equalizer mode Microsoft EQ 、 Rock 、 Pop 、 Classic.etc. Current Bit rate and Sample rate. Item of current music. Playing time bar . T ime Bar of file played. P[...]
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- 16 - Repeat Mode Set the repeat mode of the music playing Play Mode Set the play mode of the music playing :Order or Random MSEQ Set the equalizer mode as Microsoft EQ EQ Sel Select a preset equalizer mode Display Enable or disable the ID3 information display UserEQ Setup Set user-defined equalizer V ． Video Select and then press M to enter the[...]
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- 17 - When in the video playing, Press M to enter into video setting menu: • Press CH+/- to select options • Press M to confirm selection. • Select Time Play ： Y ou can directly select the set time to play video. Press +/- to switch unit of hour and minute, press CH+/- to adjust time. Press M to confirm. • Screen Size Setting: Full Scree[...]
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- 18 - Page Jump Jump to page selected. Press to move cursor . Press CH+/- to adjust number , Press M to confirm. Save Mark Save current photo as bookmark. Press CH+/- to select position. Press M to confirm. Load Mark Pick-up bookmark which has been saved. Del Mark Delete bookmark which has been saved. Set Font Setup font size of the text. Set Colo[...]
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- 19 - VIII ． Explorer Select and press M to enter the explorer mode. If you inserted a memory card, you should see two folders named Flash and SD Card (or MMC Card) when you enter the e-book mode. T o play e-books stor ed in the internal flash memory , select “Flash”; to play e-books stored in the memory card, sele ct “SD Card”(or “MMC[...]
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- 20 - T rouble Shooting Description Possible reason Settlement Can not power on. Battery has no power and didn’t connect power adaptor well. Check the connection of the power cable and charge battery. Can not find files in card. The card has been reversed, or cannot suit the product. Insert the card correctly, or format the card. Picture or vide[...]
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- 21 - T echnical S pecifications LCD Model Size 4.3-inch Digital TFT LCD Active area 95.04(W) ×53.856(H) mm LCD Panel Resolution 480RGB x 272 frequency range 470MHz-798MHz modulate parameter 16QAM, 64QAM, QPSK LDPC coding 1/2 and 3/4 DVB-T receive sensitive degree More than -80dbm in closed loop testing condition Format JPEG BMP GIF Picture Playb[...]
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- 22 - Power input DC5V 1A Power Consumption ≦ 5W . Input AC100-240V +/- 10%, 50/60 Hz, Max.0.35A Adapter output DC5V , 1A Description Chargeable polymer-lithium-ion cell, 3.7V , 1200mAh Charge time should be 5 hours Electric Specification Battery Work time 2 hours when play ISDB-T video. Play music without backlight, can continue use about 15 ho[...]