Intel I815E - Manual (Page 21)

INSTALLATIONS
I815E User’s Manual 17
Turbo LED Connector: Pins 8 and 18
There is no turbo/deturbo function on the board. The Turbo
LED on the control panel will always be On when attached to
this connector.
Pin # Signal Name
8 5V
18 Ground
Reset Switch: Pins 9 and 19
The reset switch allows the user to reset the system without
turning the main power switch off and then on again.
Orientation is not required when making a connection to this
header.
Hard Disk Drive LED Connector: Pins 10 and 20
This connector connects to the hard drive activity LED on
control panel. This LED will flash when the HDD is being
accessed.
Pin # Signal Name
10 Ground
20 5V
FAN1: CPU Fan Power Connector
FAN1 is a 3-pin header for the CPU fan. The fan must be a 12V fan.
Pin # Signal Name
1 Ground
2 +12V
3 2 1
3 Rotation detection