Intel Desktop Board DG41MJ Technical Product Specification
22
1.8.2
PS/2 Keyboard Interface
The PS/2 keyboard connector is located on the back panel.
NOTE
Power to the computer should be turned off before a keyboard is connected or
disconnected.
For information about
Refer to
The location of the keyboard connector
Figure 9, page 39
1.9
Audio Subsystem
The onboard audio subsystem consists of the following:
•
Intel 82801GB (ICH7)
•
Realtek ALC888VC audio codec
•
Back panel audio connectors
•
Component-side audio headers/connectors:
⎯
Intel
®
High Definition Audio front panel header
The audio subsystem supports the following features:
•
A signal-to-noise (S/N) ratio of 95 dB
•
Independent 5.1 audio playback from back panel connectors and stereo playback
from the Intel High Definition Audio front panel header
NOTE
Systems built with an AC ‘97 front panel will not be able to obtain the Microsoft
Windows Vista logo.
Table 4 lists the supported functions of the front panel and back panel audio jacks.
Table 4. Audio Jack Support
Audio Jack
Supports
Line in?
Supports
Rear
Surround?
Supports
Center/
LFE?
Supports
Micro-
phone?
Supports
Line/Head
-phones
out?
Front panel – Green
No
No
No
No
Yes
Front panel – Pink
No
No
No
Yes
No
Back panel – Blue
Yes
Yes
No
No
No
Back panel – Green
No
No
No
No
Yes
Back panel – Pink
No
No
Yes
Yes
No