Infók:

* 10x CD-RW (write)
* 8x DVD-ROM (read)
* 24x CD-ROM (read)
* 10,820 KB/sec Sustained Transfer Rate DVD
* 85 ms Random Seek Time DVD
* CD-TEXT Support
* CD-DA Transfer through ATAPI Bus
* Reads single and dual layer discs
* ATAPI Interface
* Use of 12 cm and 8 cm CD's.
* Sealed Enclosure
* Emergency eject
* Horizontal & Vertical mounting
* All industry standards have been taken into account in the development of the SD-R2312 including:

Write: CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CD-ROM, CD-ROM XA, MIXED MODE CD, CD-I, CD-I Bridge (Photo-CD, Video-CD), Multisession CD (Photo-CD, CD-EXTRA, Portfolio)
Read: DVD: DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18), DVD-R (Ver.1.0, Ver. 2.0), DVD-RW (Read Ver.1.1), DVD-RAM (Read Ver.2.1, Ver.1.0)
CD: CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CD-ROM, CD-ROM XA, MIXED MODE CD, CD-I,CD-I Bridge (Photo-CD, Video-CD), Multisession CD (Photo-CD, CD-EXTRA, Portfolio, CD-R,CD-RW), CD-R, CD-RW Write Format CD-R,
CD-RW: Disc at once, Track at once, Session at once, Packet write.

Specification:

Drive Features
Internal/External Internal Drive
Disk Loading Mechanism - Tray-Load (Bare Disk)
Data Buffer Capacity 2,000 Kbyte
ROM Type Flash-ROM
High-Speed Recording Supports "High-Speed CD-RW" recording on High-Speed CD-RW media.
Buffer Underrun Protection Built-in functionality to prevent Buffer Underrun
# Emergency Eject 1. Use the emergency eject only in emergency cases.
# 2. Turn computer power OFF by properly shutting down the system. .
# 3. Insert a solid bar like an unbent paper clip (Diameter: 1 - 1.5 mm, Min. Length: 50 mm) into the Emergency Eject hole at the front of the drive and push gently. The tray will be ejected.
# 4. After removing the disk, gently push the tray to close.
Region Protection Code Level (RPC) RPC-2
Drive Performance
Speed Factors
Maximum Speed Factor CD Read (CAV) From 10.3 to 24 x
Maximum Speed Factor Audio-CD Play (PCAV) From 4 to 6 x
Maximum Speed Factor CDDA Transfer From 8.6 to 12 x
Maximum Speed Factor CD-R Write (ZCLV) 8/12/16/20/24 x
Maximum Speed Factor CD-RW Read (PCAV, Standard Mode) From 4 to 6 x
Maximum Speed Factor CD-RW Read (PCAV, High-Speed) From 8 to 12 x
Maximum Speed Factor CD-RW Write (CLV, Standard Mode) 4 x
Maximum Speed Factor CD-RW Write (CLV, High-Speed Mode) 10 x
4Maximum Speed Factor DVD Read (Single Layer; CAV) From 3.3 to 8 x
Maximum Speed Factor DVD Read (Dual Layer; CAV) From 2.5 to 6 x
Maximum Speed Factor DVD-RAM Read (2.6 GB/Side) 2 x
Maximum Speed Factor DVD-RAM Read (4.7 GB/Side) 1 x
Maximum Speed Factor DVD-R Read (CAV) From 1.7 to 4 x
Maximum Speed Factor DVD-RW Read (CAV) From 1.7 to 4 x
Transfer Rate
Sustained Block Transfer Rate
CD (CAV) From 776 to 1,800 Blocks/s
CD (PCAV) From 300 to 450 Blocks/s
DVD (Single Layer; CAV) From 2,230 to 5,480 Blocks/s
DVD (Dual Layer; CAV) From 1,690 to 4,056 Blocks/s
DVD-RAM Ver. 1.0 (ZCLV) 1,352 Blocks/s
DVD-RAM Ver. 2.1 (ZCLV) 1,352 Blocks/s
Sustained Data Transfer Rate
CD (Mode 1; CAV) From 1,552 to 3,600 Kbyte/s
CD (Mode 2; CAV) From 1,769 to 4,104 Kbyte/s
CD (Mode 1; PCAV) From 600 to 900 Kbyte/s
CD (Mode 2; PCAV) From 684.4 to 1,026 Kbyte/s
DVD (Single Layer; CAV) From 4,463 to 10,820 Kbyte/s
DVD (Dual Layer; CAV) From 3,380 to 4,056 Kbyte/s
DVD-RAM Ver. 1.0 (ZCLV) 2,704 Kbyte/s
DVD-RAM Ver. 2.1 (ZCLV) 2,704 Kbyte/s
Burst Data Transfer Rate
PIO Mode 4 16.7 Mbyte/s
Multiple Word DMA Transfer (Mode 2) 16.7 Mbyte/s
Ultra DMA 33.3 Mbyte/s
Access Time
Average Random Access Time
CD 90 ms
DVD 100 ms
DVD-RAM 170 ms
Average Random Seek Time
CD 80 ms
DVD 85 ms
DVD-RAM 130 ms
Average Full Stroke Access Time
CD 160 ms
DVD 170 ms
DVD-RAM 300 ms
Rotational Speed
CD-ROM (CAV) 5,100 rpm
CD-DA Transfer (PCAV) From 2,350 to 4,300 rpm
Audio-CD (PCAV) From 1,200 to 2,000 rpm
Video-CD (PCAV) From 1,200 to 2,000 rpm
CD-R (CAV) 5,100 rpm
CD-R (Write; ZCLV) From 3,200 to 5,000 rpm
CD-RW (PCAV, High-Speed Mode) From 2,560 to 4,000 rpm
CD-RW (Write; CLV, Standard Mode) From 850 to 1,980 rpm
CD-RW (Write; CLV, High-Speed Mode) From 3,125 to 4,950 rpm
DVD (Single Layer; CAV) 4,670 rpm
DVD (Dual Layer; CAV) 3,792 rpm
DVD-RAM Ver. 1.0 (ZCLV) From 2,200 to 4,800 rpm
DVD-RAM Ver. 2.1 (ZCLV) From 1,400 to 3,300 rpm
DVD-R (CAV) 2,240 rpm
DVD-RW (CAV) 2,240 rpm
# Applicable Write Format Disk-At-Once
# Packet Writing
# Session-At-Once
# Track-At-Once
# Applicable Write Disk CD+(E)G
# CD-DA
# CD-I
# CD-I Bridge (Photo-CD)
# CD-I Bridge (Video-CD)
# CD-MIDI
# CD-ROM
# CD-ROM XA
# CD-TEXT
# Mixed Mode CD
# Multisession CD-Extra
# Multisession CD-R
# Multisession CD-RW
# Multisession Photo-CD
# Multisession Portfolio-CD
# Applicable Read Disk CD+(E)G
# CD-DA
# CD-I
# CD-I Bridge (Photo-CD)
# CD-I Bridge (Video-CD)
# CD-MIDI
# CD-R
# CD-ROM
# CD-ROM XA
# CD-RW
# CD-TEXT
# DVD-R Ver. 1.0 (3.9 GB)
# DVD-R Ver. 2.0
# DVD-RAM Ver. 1.0
# DVD-RAM Ver. 2.1
# DVD-ROM (DVD-10)
# DVD-ROM (DVD-18)
# DVD-ROM (DVD-5)
# DVD-ROM (DVD-9)
# DVD-RW Ver. 1.1
# Mixed Mode CD
# Multisession CD-Extra
# Multisession CD-R
# Multisession CD-RW
# Multisession Photo-CD
# Multisession Portfolio-CD
# Load/Eject Methods Electrical Load/Eject (Eject Button)
# Emergency Eject
# Load by pressing the tray
# Load/Eject by ATAPI Command
Acoustic Noise 40 dB
# Optical Disk Diameter 120 mm
# 80 mm (usable only in horizontal position of the drive)
Data Block Capacity
CD (Mode 1) 2048 Byte/Block
CD (Mode 2) 2336 Byte/Block
DVD-ROM 2048 Byte/Block
DVD-RAM 2048 Byte/Block
Disk Capacity
CD (Mode 1) 656.5 Mbyte
CD (Mode 2) 748.8 Mbyte
DVD-5 4377 Mbyte
DVD-9 7959 Mbyte
DVD-10 8754 Mbyte
DVD-18 15917 Mbyte
DVD-RAM Ver. 1.0 2324 Mbyte
DVD-RAM Ver. 2.1 4377 Mbyte
DVD-R Ver. 1 (3.9 GB) 3679 Mbyte
DVD-R Ver. 2 (4.7 GB) 4377 Mbyte
DVD-RW 4377 Mbyte
Installation Conditions
Horizontal: +/- 15° in both left/right and front/rear directions.
Vertical (Eject button to the left): 15° to the left direction. Vertical (Eject button to the right): 30° to the right direction.
Drive Reliabilities
MTBF 60,000 Hours
Power On Hours 5,436 Hours/Year
On/Off Cycles 313 Cycles/Year
Number Of Accesses 600,000 Accesses/Year
MTTR 0.5 Hours
Drive Life 15,000 Hours
Load/Eject >= 10,000 Times
Interface Connector Attach/Detach >= 500 Times
Interface
# Applicable to ANSI X3T13/D96153 Rev. 18
# ATAPI SFF8020i Rev. 2.6
# ATAPI SFF8090 Ver. 5 Rev. 1.10
Dimensions and Mass
External Dimensions (WxHxD) 128 x 12.7 x 126.1 mm
Mass (Weight) Net. 0.2 kg
Configuration
Optical Pick-Up 1-Lens/2-Laser System
# Laser Wave Lengths 650 nm (DVD)
# 780 nm (CD)
Spindle Motor Brushless DC-Motor
Feed Motor DC-Motor

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