写入速度
| CD-RW 写入速度 |
32 x |
| DVD-R9写入速度 |
8 x |
| DVD＋R写入速度 |
20 x |
| DVD-R写入速度 |
20 x |
| DVD+RW烧录速度 |
8 x |
| DVD-RW写入速度 |
6 x |
| DVD-RAM写入速度 |
12 x |
存取时间
| CD驱动器平均随机访问时间 |
130 ms |
| DVD 驱动器平均随机访问时间 |
130 ms |
读取速度
| DVD-ROM 读取速度 |
16 x |
| CD-ROM读取速度 |
48 x |
性能
| 光雕 |
Y |
| 传动装置，缓冲区大小 |
2 MB |
| 接口 |
EIDE/ATA |
其他功能
| 单面双层DVD盘速度 |
8 x |
| 信号-噪声比(信噪比) |
75 dB |
DH-20A4H-09C Super AllWrite DVDRW
features
- ATAPI/E-IDE Half-Height internal DVD+R/ DVD+RW/ DVD-R/ DVD-RW/ DVD+R9/ DVD-R9/ DVD-RAM/DVD-ROM/CD-R/ CD-RW/ CD-ROM combination drive.
- Support Double Layer DVD+/-R9 Recording Function.
- SMART-BURN(*1) avoiding Buffer UnderRun Error, Automatically adjusting writing strategy & running OPC to provide the best burning quality.
- SMART-X(*2) function adjusts CD-DA / VCD / DVD data extraction to a fastest allowable speed according to both data request rate from host and disk quality.
- ABS system reduce vibration and noise during recording and reading.
- Support Fixed Packet, Variable Packet, TAO, SAO, DAO, Random Access time, Incremental, sequential recording, restricted overtime, Layer Jump recording, Raw Mode Burning & Over-Burn.
- DVD read compliant:DVD single/dual layer(PTP/OTP), DVD-R(3.9GB/4.7GB), DVD-R multi-borders, DVD-RAM, DVD+R, DVD+R multi-sessions, DVD-RW, and DVD+RW.
- CD read compliant: CD-DA, CD-ROM, CD-ROM/XA, Photo-CD, Multi-session, Karaoke-CD,Video-CD, CD-I FMV, CD Extra, CD Plus, CD-R, and CD-RW.
- Support both 8cm and 12cm disc of CD and DVD family.
- Conform to Orange Book : Part 2 CD-R Volume 1, Part 2 CD-R Volume 2 Multi Speed, Part 3 CD-RW Volume 1 ( 1x, 2x, and 4x ), Part 3 CD-RW Volume 2 : High Speed, Part 3 CD-RW Volume 3 : Ultra Speed.
- Supported transfer mode: PIO mode 4, DMA mode 2 and Ultra mode 4.
