MP3MP4常见问题及解决方法

1、mp3 mp4常见问题及解决方法mp3 / mp4 common problems and solutionswhen the player is connected to the computer, there is an unrecognized removable diskthe best way to install a driver is to restart your computer2, open the "device manager，z : on the computer to open "control panelz，- > "syste

2、m" - > /zhardware，z - > "device manager，z - > .portfind the usb key, right-click the "properties" -> "portsettings -> z，advanced，z, okay, where are you set up4, it is set to c0m1 (facilitate ftplink use, if you have other devices to take up the com 1, can be t

3、he use of other equipment port change, other types of if you don't know is which port can be changed here!)why do some wma format songs play in the computer but not in the player?a: there are many possibilities first, determine whether the sample rate of the wma file or the bitrate is part of th

4、e supported scope second, some wma files choose copyright protection when pressed, so they cannot be played in other devices(with windows media player to compress music cd for wma files, to put the "tools" - "options" - "copy music" inside "copy protection on music

5、 options before the box, so that compression of wma files do not have copyright protection.)how do you delete songs directly from the player?a: under the conditions of boot does not play, with 5 d navigation button to delete the songs or folder, press mode key, pops out whether you want to delete th

6、e confirmation of a box, and then use the 5 d navigation button to choose yes, down by five key (or press the play button) can be deletedwhy don，t i see the lyrics when i play the song?answer: jxd mp3 songs lyrics show that does not support other audio formats songs lyrics, according to the format o

7、f the lyrics lrc england, format does not support other lyrics note: the name of the song is the same as the name of the songwhy doesn，t my player display chinese properly?answer: press the key of the menu to enter "setup" menu, enter "language" option, check "chinese (simpl

8、e)to be able to display the simple chinese character normal1y.is the player，s screen easily scratched? what's the solution?a: generally not easy scratches under normal use, can use mobile phones or handheld computers to protect with the kind of screen protection film, or a case, silicone sets, e

9、tcthe chinese operation interface is not normally displayed, butthe english operation is normalanswer: chinese font loss, reinstall the word library, see (pmp upgrade method step 4)suddenly you can，t connect with your computera: go to the general serial bus controller in the device manager and unins

10、tall it if you have a yellow question marksoftware transformations do not translate the rmvb format and the rm formatanswer: download video storm 5, can convertthere is no radio stationa: please plug in your headphone and switch it manual 1 y. it has to do with location and signal strengthe-books ca

11、n，t be readanswer: copy the text in the txt folder, file name pmp1. txt12, the method to solve the machine in the plug after expansion card "please format the memory and other" can be caused by data error boot but not for other operation failure!answer: 1, press mode and esc key at the sam

12、e time, press the power key to turn onwhen it's switched on, the lcd displays a few lines of timeenter "setup > storage to nandflash" in turn, confirm that the machine is locked and the machine is being internally formattedfollow the pmp upgrade method13, use the sd card,there is a

13、problem of not being able to read memory or memory filesanswer: 1, if because the card is not compatible with the memory file is missing, try not to insert sd card, at the same time in the use of a built-in memory should be avoided in the sd card and switch between memory use in other words, remove

14、the sd card when it is turned off and rebooted to use the built-in memory the sd card needs to be turned on when the sd card is turned off.2, when prompted to memory errors or loss of file (packet cannot read and write at this time), when the menu can be used to machine the formatting function to fo

15、rmat the memory;last warning haven，t purchase and ready to buy sd card friend: remember to take the machine to when buying, repeatedly tried out on the spot, lest bought and not let cardwhy can't the computer recognize the mp3 player?answer: computer usb port failure (mechanical damage, insuffic

16、ient power supply etc) computer operating system failure, had better restart or in stall system software or the driver fails to recognize the mp3, and it is recommended to install the usb driver after uninstal1.why is memory capacity inconsistent with the amount of memory displayed on the mp3?a: mp3

17、 nominal capacity of 128 m, but according to the 1000 and 1024 different algorithm, after a f or ma tted capacity should be 125 m is pc display with mp3 memory capacity have deviation, because of the difference between them is used to store software and gb characterwhy do you sometimes die?answer: c

18、opy the song or format, unplug the usb connection, it will cause the key to lock up. when copy songs, the songs player lcd replication schedule shall prevail, when the player stops beating notes, said copy has been completed. in end connected to the pc to pull out the usb line should be confirmed be

19、fore moving plate is safe (eject), please click on the desktop notification area on the right below the safely remove hardware icon, confirm the safely remove hardware or enter the explorer (windows explorer), find the produced by the machine under test a mobi1e hard disk, press the right mouse butt

20、on, the pop-up choicenote: do not unplug the usb connection before copying or formatting is finishedwhat if i can，t turn on?answer: when the mp3 file in copying/upgrade firmware/formatting when accidental or crash (e. g,power), remove the battery (built-in lithium battery machine does not need to pe

21、rform this step), long press "play" button, the computer will like usually find mp3 hardware, software installation, and then upgrade the firmware.how do you adjust the sequence of songs?answer: after copy songs, before the song with the serial number (for example: 01, 02, 03. . . 10. . .

22、99), then the mp3 to play songs in the serial number of the ordernote: don，t be so greedy, replace 01, 2 instead of 02 instead of 01 2, so the system will put them in the fina 1.get to know the lrc lyricssummary of lrc englandlrc lyrics are a form ofbased on plain text that containsthe form of * :*:

23、 * it was first proposed by guo xiangxiang and applied in his program the lyrics can be used to implement karaoke functions (which require special programs) and can be viewed and edited with ordinary word processing software of course, the practice is usually done with special lrc lyrics editing sof

24、tware the following details describe the "tags" in the lrc formattime tag (time-tag)the form is mm: ss orss. fff (minutes: seconds)the number must be non-negative integer, such as 12:32.05 which is valid, and 0x0c: -34.5" is invalidit can be anywhere in a line of wordsa single line of

25、 lyrics can contain multiple time tags (such as the line in the lyrics) according to these time tags, the client will highlight the lyrics in order to implement the karaoke function. also, tags need not be sortedid tags (id tags)the format is id: value case is equivalent the following are predefined

26、 tags._ar: artistti:_al: album name._by: editoroffset: time compensation the unit is milliseconds, positive and negative this is for the overall adjustment to display the fast and slowthe sample _ar: unknown_ti: sample_al: none. -inej by:"00:00.00 this line should be sung twice_00:06.30 and thi

27、s one. once only.development standards (for programmers to read references)the following are some of the standards that should be followed when developing software that supports lrc formatwhether or not you are in the first place, the * : * in the line should be considered a labe 1. (note: the colon

28、 is not a full-angle character:)no label should be displayed.any label, which is not negative, should be considered a time tag. therefore, the time labels for non-standard forms (non- mm: ss “) should also be identified ( 0:0 “).any label that is not a time tag should be identified as a label.the id

29、entity name is case-insensitive.for backward compatibility, handle undefined new labels as ignored. the same line of content after the annotation label (:) is ignoredmultiple tags are allowed in one line and handled correctly.you should be able to handle unsorted labels correctly.how do you have a v

30、oice when you plug in your headseta: it's normal to plug in a headset and sound. you can turn off the speakers in the menu settingsthe failure is as follows:1, the data is often lost without reason, and the memory display is only about 30 meters, and the same failure occurs every time you find a

31、 special repairi can，t open the machine now, plug in the power, plug into my computer, and i can't find the dish totally paralyzed!answer: firmware upgradeyou can play, but you can，t delete or download music on your computer you can，t store the data anyway, it can，t do anything but a playeranswer: firmware upgradebattery maintenance considerationsas with the maintenance of the built-in battery and the maintenance of the cell phone battery, pay attention to the moist