Acer Aspire 4920 Service Guide - Page 46

Keyboard and Input Devices Item Keyboard controller Model name Features Specification Winbond WPC8768L Acer FineTouch keyboard 5-degree curve, 88-/89- key, inverted "T" cursor layout, 2.5 mm (minimum) key travel, touchpad pointing device with 4-way scroll button or Acer BioProtect fingerprint reader supporting Acer Finger Nav 4-way control function, hotkey controls, embedded numeric keypad, multi-language support, three easylaunch buttons, three productivity keys, and two front-access communication switches Combo Drive Interface Item Vendor Model name Drive type Data transfer rate Buffer Memory Interface Applicable disc format Power supply Specification Sony Philips BenQ Slim Combo CRX880A DS-24CZP Internal Slim CD-RW/DVD combo drive Write: Read: • CD-R: 24X • DVD-ROM: 8X • CD-RW: 24X • CD-ROM: 24X 2 MB N/A IDE CD-R, CD-RW (Multi speed, High speed, Ultra-speed and Ultra-speed plus) CD-DA, CD-ROM (mode 1), CD-ROM XA (Mode 2, Form 1, Form 2), CD-I, CD-i Bridge, Video-CD, Karaoke CD, Photo CD, Enhanced CD, CD Plus, CD Extra, i-trax CD, CD-Text DVD-ROM, DVD-Video, DVD-Audio, SACD (Hybrid), UDF DVD, DVD-R/RW, DVD+R/RW, DVD+/-R DL, DVD-RAM V1.0/V2.1 5 V DC 36 Chapter 1