VT8371 System Board 13
PW-LED
is a 3-pin connector. It is used to connect to the LED on the case front
panel. The LED shows the status of the power.
PW-BT
with a 2-pin Berg strip
on case front panel indicates the current power
status of system. It is used to connect to the Power Button on the front panel of the
case (if there is).
Speaker (SPK) connector
is a 4-pin keyed Berg strip. It is used to connect to the
case speaker to the main board for sound purpose.
RESET connector
is a 2 -pin keyed Berg strip, connected to the push button reset
switch on the case front panel. Shorting both pin 1 & pin 2 can reset the system,
which is similar to the power off and then on again.
Marked as “HDD-LED,”
Hard Disk activity LED connector is a 2-pin keyed
Berg strip. It is used to connect to Hard Disk LED of the front panel.
TB-LED
with a 2-pin Berg strip on front panel indicates the current speed status
of system. It is used to connect to the Turbo LED on the front panel of the case(if
there is).
EXTSMI connector
is a 2-pin Berg strip which is also called
“green”
or
“sleep”
connector. When EXTSMI is turned from open to close and back to open, the
system will enter sleep mode immediately. This function is to make sure power
saving is working well. In PC system, it is used to connect to the push button
EXTSMI switch located on the case front panel (if there is). The system can be
forced to power saving mode by pressing the EXTSMI switch.
