NX604/FX503
51
English
MP3 files
●
ID3-Tag: Display of Ver1.x, 2.x album
(displayed as Disc Title), track (displayed
as Track Title) and artist (displayed as
Track Artist) are supported.
●
Emphasis: Supported only when playing
44.1 kHz files
●
Playable sampling frequencies
MPEG1: 44.1 kHz/48 kHz/32 kHz
MPEG2: 22.05 kHz/24 kHz/16 kHz
MPEG2.5: 11.025 kHz/12 kHz/8 kHz
✽
In terms of audio quality, 44.1 kHz or
higher is recommended.
●
Playable bitrates
MPEG1: 32 kbps to 320 kbps/VBR
MPEG2: 8 kbps to 160 kbps/VBR
MPEG2.5: 8 kbps to 160 kbps/VBR
✽
In terms of audio quality, 128 kbps or
higher is recommended.
●
Jumping sometimes occurs with files
recorded at the following sampling
frequencies and bitrates:
Sampling frequency: 16 kHz or less
Bitrate: 8 kbps or less
●
MP3i (MP3 interactive) and mp3 PRO
format are not supported.
●
Skipping sometimes occurs depending
the data content of the MP3 file.
●
Files with a short recording time
sometimes cannot be played.
●
When discs (NX604 only)/microSD
cards/USB memory contain large data
other than music data, tunes sometimes
cannot be played.
●
Display of the play time sometimes
deviates when low bitrate files are
played, or fast-forwarded or rewound.
●
When TAG information is changed in TAG
editing software other than Windows
Media Player or iTunes
®
, TAGs are
sometimes not displayed properly.
WMA files
●
Characters in album names sometimes
are corrupted depending on the software
on the PC where the names were made.
●
WMA9 Professional, WMA9 Voice and
WMA9 lossless format are not supported.
●
When discs (NX604 only)/microSD
cards/USB memory contain large data
other than music data, tunes sometimes
cannot be played.
●
Display of the play time sometimes
deviates depending on the data content
of the WMA file. Also, skipping or
jumping sometimes occurs partially or
noise sometimes occurs depending on
the bitrate.
●
The sampling frequency and bitrates
that can be played differ according to
the recording version. Refer to the table
below.
Bitrate
(kbps)
Discs
microSD cards/
USB memory
Sampling frequency (kHz)
320
44.1
-
256
44.1
-
192
48/44.1
44.1
160
48/44.1
44.1
128
48/44.1
44.1
96
48/44.1
44.1
80
44.1
44.1
64
48/44.1
44.1/32
48
44.1/32
44.1/32
44
-
32
Bitrate
(kbps)
Discs
microSD cards/
USB memory
Sampling frequency (kHz)
40
32
32
36
-
32
32
44.1/
32/22.05
48/44.1/
32/22.05
22
22.05
32/22.05
20
44.1/32/
22.05/16
44.1/32/
22.05/16
16
22.05/16
22.05/16
12
16/8
16/8
10
16/11.025
16/11.025
8
11.025/8
11.025
✽
/8
✽
6
8
8
✽
5
8
8
✽
VBR
44.1
48/44.1
✽
Jumping sometimes occurs.
Folder structure of discs
The maximum number of folders, files and
tracks on discs are as follows:
Folders: 255 (including root)
Files: 512
Tracks: 255 per folder
The following is an illustration of a disc
recorded with MP3 and WMA files (example,
layers 1 to 4 of the folder hierarchy).
(1)-- Song A
(2)
(3)-- Song B
(4)
(5)-- Song C
(6)
(7)
(8)-- Song D
(9)
(10)-- Song E
(11)
(12)
(13)-- Song F
(14)
(15)-- Song G
(16)
Level 1
(Root)
Level
2
Level
3
Level
4
Folders without tunes are skipped to
determine the play order.
The play order in the case of the above figure
becomes (1)
p
(3)
p
(5)
p
(8)
p
(10)
p
(13)
p
(15).
Notice
s)NTHECASEOFDISCSPLAYINGFILESDOWNTO
EIGHTLAYERSINCLUDINGTHEROOTDIRECTORY
ISSUPPORTEDTHOUGHITMAYTAKETIME
UNTILPLAYSTARTSWHENTHEDISCHASLOTSOF
FOLDERS
