Acer 2500 - Manual (Page 34)

Chapter 1 25
Pick-up NA: CD: 0.51
DVD: 0.65
Focusing: Astigmatism
Tracking: CD: DPP
DVD-ROM: DPD
DVD+R/RW: DPP
Wave length: CD: 785+/- 5 nm
DVD: 650+/- 15 nm
Output power:
Read CD: 1.5 mw max@objective lens
DVD: 1.0 mw max
Write CD: 65 mw max2@objective lens
DVD: 20 mw max
Traverse mechanism DC Stepping motor driven
Spindle motor DC burshless motor
Loading mechanism Manual load/DC brushless mortor system
Audio Interface
Item Specification
Audio Controller Cirrus Logic CS4299-XQ
Audio onboard or optional Built-in
Mono or Stereo Stereo
Resolution 20 bit stereo Digital to Analog converter
18 bit stereo Analog to Digital converter
Compatibility Microsoft PC98/PC99, AC97 2.1
Mixed sound source Line-in, CD, Video, AUX
Voice channel 8/16 bit, mono/stereo
Sampling rate 44.1 KHz
Internal microphone Yes
Internal speaker / Quantity Yes
Supports PnP DMA channel DMA channel 0
DMA channel 1
Supports PnP IRQ IRQ10, IRQ11
Video Interface
Item Specification
Vendor & Model Name Intel 845GME (Montara-GT)
Chip voltage Core / 2.5V, 1.5V,
Supports ZV (Zoomed Video) port NO
Graph interface 4X AGP (Accelerated Graphic Port) Bus
Maximum resolution (LCD) 1024 x768 (32bit colors)
Maximum resolution (CRT) 1024x768 (32 bit colors)
1280x1024 (32 bit colors)
1600x1200 (32 bit colors)
DVD Dual Interface
Item Specification