Audio subsystem – IBM PC 300GL User Manual
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PC 300 GL and 300 PL
The PC 300GL personal computer types 6563, 6564, and 6574 and the PC 300PL type
6565 support the following video subsystem modes.
The video subsystem provides a 15-pin monitor connector on the system board. On
some models, an optional 24-pin DVI-I monitor connector is provided on the AGP
board. For information on monitor connector pin assignments see “Appendix A.
Connector pin assignments,” on page 33 for SVGA and DVI.
Audio Subsystem
PC 300GL and PC 300PL personal computers come with an integrated audio
controller. These models, which are capable of playing and recording sounds, support
SoundBlaster, Adlib, and Microsoft Windows Sound System applications.
The device drivers for the preinstalled audio adapter are on the hard disk. The device
drivers are also available on the Device Drivers and Diagnostics CD provided with
models that come with preinstalled software.
If you connect an optional device to the audio adapter, follow the instructions
provided by the manufacturer.
Note:
Additional device drivers might be required. If necessary, contact the
manufacturer for information on these device drivers.
The following connectors are available on the audio adapter or integrated audio
controller:
•
Line Out port for connecting powered speakers or headphones. You must
connect a set of speakers to the Line Out port to hear audio from the adapter.
Table 3. Supported VGA video modes
Mode
(Hex)
Display
mode
Screen resolution
Colors
Buffer
start (hex)
Dot
clock
(MHz)
Sweep
rate
(kHz)
Refresh
rate
(Hz)
00
Text
40 x 25 characters
2
B8000
28.322
31.5
70
01
Text
40 x 25 characters
16
B8000
28.322
31.5
70
02
Text
80 x 25 characters
Black/white B8000
28.322
31.5
70
03
Text
80 x 25 characters
16
B8000
28.322
31.5
70
04
Graphics 320 x 200 pixels
4
B8000
25.175
31.5
70
05
Graphics 320 x 200 pixels
4
B8000
25.175
31.5
70
06
Text
640 x 200 pixels
2
B8000
25.175
31.5
70
07
Text
80 x 25 characters
Mono
B8000
28.322
31.5
70
0D
Graphics 320 x 200 pixels
16
A0000
25.175
31.5
70
0E
Graphics 640 x 200 pixels
16
A0000
25.175
31.5
70
0F
Graphics 640 x 350 pixels
Mono
A0000
25.175
31.5
70
10
Graphics 640 x 350 pixels
16
A0000
25.175
31.5
70
11
Graphics 640 x 480 pixels
2
A0000
25.175
31.5
60
12
Graphics 640 x 480 pixels
16
A0000
25.175
31.5
60
13
Graphics 320 x 200 pixels
256
A0000
25.175
31.5
70