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Optical drives for computers come in two main form factors: half-height (also known as desktop drive) and slim type (used in laptop computers and compact desktop computers). They exist as both internal and external variants. Half-height optical drives are around 4 centimetres tall, while slim type optical drives are around 1 cm tall.
Slim type optical drives are subject to physical limitations, thus are not able to attain rotation speeds of half-height (desktop) optical drives. They usually support CD-RW writing speeds of 16× [ 14 ] [ 15 ] [ 16 ] or 24× Z-CLV in zones of 10× CLV, 16× CLV, 20× CLV and 24× CLV towards the outer edge, of which the highest speed zone ...
Slim HD DVD Reader + DVD Writer Combo PC drive (OEM usage only) December 2007 SD-L902A Toshiba: Slim HD DVD Writer PC drive HD DVD-R, HD DVD-R DL [56] (OEM usage only) (OEM p/n P000486270 [57] Used in the Qosmio PQG40A-00Y014 [58] Mfr'd May 2007 [59] - Oct 2007 [60] SD-L912A Toshiba: Slim HD DVD-ReWritable Drive. HD DVD-RW and HD DVD-R DL writer.
Formats such as CD-R and DVD-R are "Write once read many" or write-once, while CD-RW and DVD-RW are rewritable, more like a magnetic recording hard disk drive (HDD). Media technologies vary, for example, M-DISC media uses a rock-like layer to retain data for longer than conventional recordable media.
A slimline DVD Writer (TS-L633) The company's headquarters is located in Shibaura , Minato , Tokyo , Japan with Hiroshi Suzuki as its president and CEO. Its subsidiary, Toshiba Samsung Storage Technology Korea Corporation is located in Suwon , South Korea , and headed by Dae Sung Kim .
The 256 MB internal Memory Unit on the drive which is used for storage of HD DVD features is also accessible by manually installing USB Mass Storage drivers. Once installed, this can be formatted for use as a storage device although it will no longer function on an Xbox 360 unless it is reformatted.
What remained (in the ThinkPad W540 product) was an option for a removable Serial ATA (SATA) "Caddy" accessory which, with a screw driver, allowed the optical drive to be replaced with a second 2.5 inch SATA storage device. Battery expansion in the caddy bay was no longer offered, and earlier hot-swap functionality was essentially rendered ...
The DVD and Blu-ray discs hold a higher capacity of data, so reading or writing those discs in the same 74-minute time-frame requires a higher data transfer rate. Drive speed can be limited intentionally to reduce noise from the drive or slow down ripping, such as the firmware component Riplock.