TMC TI6NB User Manual page 29

SMI/Hardware Switch: Pins 6 and 16
This connector supports the "Green Switch" on the control
panel, which, when pressed, will force the system board into
the power-saving mode immediately.
ATX Power ON Switch: Pins 7 and 17
This 2-pin connector is an "ATX Power Supply On/Off
Switch" on the motherboard that connects to the power
switch on the case. When pressed, the power switch will
force the motherboard to power on. When pressed again, it
will force the motherboard to power off.
Turbo LED Connector: Pins 8 and 18
There is no turbo/deturbo function on the motherboard. The
Turbo LED on the control panel will always be On when
attached to this connector.
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. Orientation
is not required when making a connection to this header.
TI6NB Pentium II 440BX ATX Motherboard User's Manual
Chapter 5 Installation
J20 Pin # Signal Name
6 Sleep
16 Ground
J20 Pin # Signal Name
8 5V
18 Ground
25