D-NE321 is a portable CD player produced by Sony. It can play ATRAC CD and ordinary audio CD.
This manual explains how to install, set up, and safely operate the Sony D-NE321 portable CD player. It includes safety warnings, handling instructions, and guidance on using the supplied remote control and accessories.
The document also details the audio formats the player supports, such as CD‑DA, ATRAC3/ATRAC3plus, MP3, and CD‑Extra, and provides instructions for creating ATRAC CDs with Sony's SonicStage software. This manual is written in Japanese.
| Supported ATRAC3 bitrates | 66, 105, 182 kbps (44.1 kHz) |
|---|---|
| Supported ATRAC3plus bitrates | 48, 64, 256 kbps (44.1 kHz) |
| Supported MP3 bitrates | 32–320 kbps (32/44.1/48 kHz) for MPEG‑1 Layer 3; 8–160 kbps (16/22.05/23 kHz) for MPEG‑2 Layer 3; 8–160 kbps (8/11.025/12 kHz) for MPEG‑2.5 Layer 3 |
| Maximum number of tracks | 256 |
| Maximum number of files | 999 |
| Maximum ID3 tag length | 64 characters |
| Maximum display characters on screen | 62 full‑width characters |
The player can handle up to 256 tracks.
Install Sony's SonicStage software on a computer, then use it to burn ATRAC3plus files onto a CD‑R or CD‑RW disc.