Acer 2900 Laptop User Manual


 
26 Chapter 1
Audio Interface
Item Specification
Audio Controller Realtek ALC202 AC97 Codec
Audio onboard or optional Built-in
Mono or Stereo Stereo
Resolution 20 bit stereo Digital to Analog converter
18 bit stereo Analog to Ditial converter
Compatibility AC97 2.2 & WHQL spec.
Mixed sound source CD
Sampling rate 48 KHz
Internal microphone No
Internal speaker / Quantity Yes / 2
Video Interface
Item Specification
Video vendor ATI
Video name M11P
Chip voltage Core/1.2V
Supports ZV (Zoomed Video) port No
Parallel Port
Item Specification
Parallel port controller SMC FDC47N217
Number of parallel port One
Location Rear side
Connector type 25-pin D-type connector, in female type
Parallel port function control Enable/Disable/Auto (BIOS or operating system chooses configuration) by
BIOS setup
Note: Depending on your operating system, disabling an unused device
may help free systen resources for other devices.
Supports ECP/EPP/Bi-directional
(PS/2 compatible)
Yes (set by BIOS setup)
Note: When Mode is selected as EPP mode, “3BCh” will not be available.
Optional ECP DMA channel (in BIOS
setup)
DMA channel 1
Optional parallel port I/O address (in
BIOS setup)
378h, 278h
Optional parallel port IRQ (in BIOS
setup)
IRQ7, IRQ5
USB Port
Item Specification
USB compliancy level 2.0
OHCI USB 2.0
Number of USB port 3
Location Two on rear and one on left
Serial port function control Enable/Disable by BIOS setup