3.5.Reliabilites

3.5.1.Error Rate

(1)Hard Read Error Rate (Byte Error Rate) ----- Allowing 5 Retries(default) -----

DVD:

10-15Max

CD:

Mode 1:10-15Max

 

Mode 2:10-12Max

(2) Seek Error Rate --- Allowing 5 Retries

10-6Max

(default)

 

3.5.2. MTBF

100,000 h

Assumptions: Power On Hours

5,436 h/year

On/Off Cycles

313 cycles/year

Number of Access

600,000 accesses/year

Operating Duty Cycle (Read)

20 % of Power On Time (Reading/Seeking)

Operating Duty Cycle (Write)

2 % of Power On Time (Writing/Seeking)

3.5.3. MTTR

0.5 h

3.5.4. Drive Life

15,000 h or 5 years (earlier one)

(1) Load/Eject

10,000 times or more

(2) Interface connector Attach/Detach

20 times or more

(3) DC Power connector Attach/Detach

20 times or more

4. Configuration

 

See Figure 3 for details of the configurations

 

4.1.Electrical Circuits

(1)Tray Eject Switch and Eject Detection Switch

(2)Optical Pickup Servo Drive Circuit

(3)Feed Motor Drive Circuit

(4)Laser Diode Control Circuit

(5)8-16 Modulated data Demodulator, Error Correction Circuit and CSS Authenticator (DVD)

(6)EFM Demodulator, Error Correction Circuit and DA converter (CD)

(7)IDE/ATAPI Control and CD-ROM Error Correction Circuit

(8)CIRC Encoder

(9)EFM Encoder

(10)8-16 Modulated data Encoder

(11)ATIP Demodulator

(12)LPP Demodulator

(13)Disc Moter Control Circuit

4.2. Optical Pickup

1-Lens and 2-Laser System

4.3. Spindle Motor

Brushless DC Motor

4.4. Feed Motor

DC Motor

4.5. Tray Load/Eject Motor

DC Motor

10/29

SD-R5112 Rev.1.0

Page 17
Image 17
Toshiba SD-R5112 specifications 10/29, Mode 110-15Max, Mode 210-12Max, Configuration

SD-R5112 specifications

The Toshiba SD-R5112 is a versatile optical disc drive that has garnered attention for its solid performance and wide compatibility. Released during a time when the demand for reliable CD and DVD solutions was surging, the SD-R5112 has ingrained itself as a notable product in the world of optical drives.

One of the main features of the Toshiba SD-R5112 is its ability to read and write multiple formats, including CD-ROM, CD-R, CD-RW, DVD-ROM, DVD-R, and DVD-RW. This broad compatibility makes it an excellent choice for users who require flexibility in their media handling, whether for data storage, software installation, or multimedia playback.

The SD-R5112 employs Advanced Digital Format (ADF) technology, which enhances the data storage capability of CDs, allowing users to utilize more of the disc's surface for data. This feature is particularly beneficial for those who need to maximize space when archiving data or creating backups.

Speed is another crucial aspect of the Toshiba SD-R5112. The drive is capable of achieving impressive read and write speeds that cater to both novice users and professional applications. For instance, it can write DVD-R discs at speeds of up to 4x, which facilitates quicker data transfer for larger files.

In terms of design, the SD-R5112 features a compact and sleek structure, making it suitable for various computer setups, whether in desktops or laptops. Its installation process is user-friendly, thus appealing to both tech-savvy individuals and those who prefer plug-and-play solutions.

Furthermore, the SD-R5112 supports various buffer underrun protection technologies, which significantly reduce the likelihood of errors during the writing process. This ensures better reliability and consistency when creating discs, which is essential for professional tasks where data integrity is paramount.

Cooling technology integrated into the design helps maintain optimal operating temperatures, which not only prolongs the lifespan of the drive but also contributes to stable performance during intensive data operations.

The Toshiba SD-R5112 stands out as a well-rounded optical drive that combines advanced technology with user-friendly features, making it an excellent choice for anyone needing a dependable solution for their optical media needs. Its blend of speed, compatibility, and innovative technologies underline its value in the competitive landscape of optical drives, appealing to a diverse range of users.