5–23
Interior Features
Audio System
Operating Tips for AAC
AAC stands for Advanced Audio Coding,
which is standardized voice compression
established by the ISO
*1
working group
(MPEG). Audio data can be created and
stored at a higher compression ratio than
MP3.
This unit plays fi les with the extensions
(.aac/.m4a/.wav
*2
) as the AAC fi les.
*1 International Organization for
Standardization
*2 Type B
CAUTION
Do not use an audio fi le extension on
fi les other than audio fi les. In addition,
do not change the audio fi le extension.
Otherwise, the unit will not recognize
the fi le correctly resulting in noise or a
malfunction.
y
AAC fi les written under specifi cations
other than the indicated specifi cation
may not play normally or fi les or folder
names may not display correctly.
y
The fi le extension may not be provided
depending on the computer operating
system, version, software, or settings. In
this case, add the fi le extension “.aac ”,
“.m4a”, or “.wav
*2
” to the end of the fi le
name, and then write it to the memory.
*2 Type B
Operating Tips for OGG
OGG is the audio compression format for
Xiph. Org Foundation.
Audio data can be created and stored at a
higher compression ratio than MP3.
CAUTION
This unit plays fi les with the (.ogg) fi le
extension as a OGG fi le. Do not use the
OGG fi le extension for fi les other than
OGG fi les. Otherwise, it could result in
noise or a malfunction.
y
OGG fi les written under specifi cations
other than the indicated specifi cation
may not play normally or fi les or folder
names may not display correctly.
y
The fi le extension may not be provided
depending on the computer operating
system, version, software, or settings. In
this case, add the fi le extension “.ogg” to
the end of the fi le name, and then write
it to the disc.