Acer TravelMate -550 Service Manual page 34

Audio Interface
Item
Audio Controller
Audio onboard or optional
Mono or Stereo
Resolution
Compatibility
Mixed sound source
Voice channel
Sampling rate
Internal microphone
Internal speaker / Quantity
Supports PnP DMA channel
Supports PnP IRQ
Video Interface
Chip vendor
Chip name
Chip voltage
Supports ZV (Zoomed Video) port
Video Resolutions Mode (for both LCD and CRT)
Resolution
640x480
720x480
800x600
848x480
1024x768
1152x864
1280x1024
1400x1050
1600x1200
Parallel Port
Parallel port controller
Number of parallel port
Location
Connector type
26
CS 4299
Built-in
Stereo
20 bit stereo Digital to analog converter
18 bit stereo Analog to Ditial converter
Microsoft PC98/PC99, AC97 2.1
Line-in, CD, Video, AUX
8/16-bit, mono/stereo
44.1 KHz
No
Yes
DMA channel 0
DMA channel 1
IRQ3, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11
Item
8 bits
(256 colors)
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Item
Specification
VIA
TWISTER-T
Core/3.3V
No
16 bits 24 bits
(High color) (True color)
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
VT686B
1
Rear side
25-pin D-type connector, in female type
Specification
32 bits
(True color)
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Specification
Chapter 1