Readme for QA-550 WAV Player Firmware：

2011-5-20 QA-550 New Firware V11
(You need to put QA-550.ini the file to your All sd card root directory)
and QA-550.ini you can change and save it.
About QA-550.ini file set, and you can change the file xxx = y part's y value, This other part is can't changed.
About config file:

[[[[[

[记忆播放]
remember=0 
;键值(Value): 
0: 关闭 remember ON
1: 开启 remember OFF

[播放模式] ;Play mode 
align=0 ;
键值(Value): 
0:(name)(the order of play)
1: 随机播放(random)(Random Play)

[循环方式] ;Cycle way
repeat=2 ;
键值(Value):
0: 单曲循环(one)
1: 文件夹循环(folder)
2: 整卡循环(all)

[开机播放] ;Auto Play Music 
auto=0 ;
键值(Value): 
0:When turn the power, need to press the "Play" for play.
1: When turn the power,Auto Play music.

[液晶显示] ;LCD Display 
display=0 
;键值(Value): 
0: Normal display
1: The first line shows the folder name, the second line shows the song name.

[停止按键]  ;STOP Key		
stop=0      ;
键值(Value) : 
0: "STOP" is stop play
1: "STOP" is select to the next folder

[播放次数] ;Play once 
once=0 
;键值(Value) 
0: Loop play
1: only play one once, Then stop.

[MD录音] ; MD Rec Mode, Add time delay the between songs 
time=0 
;键值(Value) 
0: Nomal
2: MD Rec Mode

;以下部分请勿修改 The following sections can not be modified
record::

]]]]]


2009-08-01  01 Version Firmware（Updata01.qls) Amended a support maximum songs files's Bug.

2009-09-05  02 Version Firmware (Updata02.qls) ：
            1.Update support 16GB SD/SDHS Card
            2.Update support maximum 55 first lever folder, maximum 550 songs on one card,
            3.When you choose folder, Then you input number only this folder,  for example:
              you input "55" for choose playing the current folder the 55th song.
2009-09-20  03 Version Firmware (Updata03.qls) 
            This firmware add input number for  choose folder number,
            if press "A" in remote control, then you input number within 5 seconds, 
            this number for choose folder, 
            You input numbers for choose files in 5 seconds later.
2009-10-10  04 Version Firmware (Updata04.qls) To improve the support Transcend Class6 8G SDHC 
2009-12-01  05 Version Firmware (Updata05.qls) Fixed some minor issues.
2010-03-03  06 Version Firmare (Updata064.qls) change the sort order in alphabetical or numeric order.
            For example: 01xxx.wav,02xxx.wav,05xxx.wav,12xxx.wav,13xxx.wav,a0xxx.wav,a3xxx.wav,b1xxx.wav,z5xxx.wav...


How to firmware update 
1.Please re-format 1G/2G SD card for FAT32.
2.Download update files from our website http://www.qlshifi.com/en/Download.htm 
and save them on your local hard disk. Decompress such files, extract the following *.qls file 
3.Please will update files (*.qls file) save to the SD card root directory . 
Note that file name can't be amended. 
(only can have this a *.qls file in your SD card root directory, Please delete it If have other *.qls file) 
4. Plug SD card, press on update key SW1, and turn on the power switch.
5. Then LCD shows "update start ...", Then release of SW1 and the player will automatically find update files. 
If you don't insert the card or it can't find update files, LCD will show "NO CARD" or "no file".
6. After finish the update, LCD shows "update ok".