Acer 270 User Manual
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Chapter 1
Audio Interface
Item
Specification
Audio Controller
Integrated Software Audio in SiS961 South Bridge with Realtek ALC202
AC97 Codec(No SPDIF)
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
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
No
Internal speaker / Quantity
Yes/2
Supports PnP DMA channel
DMA channel 00
Supports PnP IRQ
IRQ3, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11
Video Interface
Item
Specification
Chip vendor
SiS
Chip name
Integrated VGA chip in SiS650 North Birdge
Chip voltage
Core/3.3V
Supports ZV (Zoomed Video) port
No
Video Resolutions Mode (for both LCD and CRT)
Resolution
16 bits
(High color)
32 bits
(True color)
800x600
Yes
Yes
1024x768
Yes
Yes
1152x864
Yes
Yes
1280x1024
Yes
Yes
1400x1050
(SXGA+panel only)
Yes
Yes
Parallel Port
Item
Specification
Parallel port controller
SMSC LPC47N227
Number of parallel port
1
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 system resources for other devices.
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