Atx1: Atx Power Supply Connector; J1 (F_Panel): System Function Connector - Intel MI910F User Manual

ATX1: ATX Power Supply Connector

11 1
Signal Name
3.3V
-12V
Ground
PS-ON
Ground
Ground
Ground
-5V
+5V
20 10
+5V

J1 (F_PANEL): System Function Connector

J1 provides connectors for system indicators that provide light indication
of the computer activities and switches to change the computer status. J1
is a 20-pin header that provides interfaces for the following functions.
Hard Disk Drive LED
Not Defined
Not Defined
Speaker
Speaker: Pins 1 - 4
This connector provides an interface to a speaker for audio
tone generation. An 8-ohm speaker is recommended.
MI910 User's Manual
INSTALLATIONS
Pin # Pin # Signal Name
11 1 3.3V
12 2 3.3V
13 3 Ground
14 4 +5V
15 5 Ground
16 6 +5V
17 7 Ground
18 8 Power good
19 9 5VSB
20 10 +12V
Reset Switch
ATX Power On Switch
Power LED
Pin # Signal Name
1 Speaker out
2 No connect
3 Ground
4 +5V
17