DSPPA MP9025 사용 설명서 - 페이지 8

{카테고리_이름} DSPPA MP9025에 대한 사용 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. DSPPA MP9025 11 페이지. Public address system, mp3/tuner/integrated pa power amplifier

Application of File Format of USB Disk

1. This system supports a USB disk, mobile HDD or USB card reader (hereinafter collectively referred

to as the USB storage) utilizing a general USB interface. The maximum bit rate of an MP3 file is

320kbps. Audio files in non-.MP3 format cannot be played. In case that a track cannot be played,

check whether it is as specified. Supports FAT12, FAT16 and FAT32 file system.

2. To improve the operation speed and optimize management, it is recommended that the USB disk or

mobile HDD used only store .MP3 files other than files in other format, so as to facilitate the access

of files and schedule programming.

3. Up to 99 primary directories can be created in the root directory, in each of which up to 99 tracks can

be stored. Also, up to 99 tracks can be stored in the root directory. It is not necessary to create a

secondary directory in a primary directory; otherwise, tracks in the secondary directory cannot be

read. Tracks can be stored in a USB disk by three methods as follows: Tracks can be stored in a USB

disk by three methods as follows:

Ø Create no directory, and store all tracks in the root directory. This method facilitates track

selection, but only 99 tracks can be stored. Note: To select a track in the root directory, the

directory number should be set as "00", e.g

Ø Store all tracks in primary directories. By this method, tracks can be stored by classification,

and up to 99x99 tracks can be stored.

USB storage

Appendix

01.MP3

02.MP3

USB storage

99.MP3

Directory 1

Directory 99

00 \ 03

01.MP3

02.MP3

99.MP3

01.MP3

02.MP3

99.MP3