Supermicro SUPERSERVER 8045C-3R User Manual page 46

S S
UPER ERVER 8045C-3R User's Manual
Power On LED
The Power On LED connector is lo-
cated on pins 15 and 16 of JF1 (use
JLED for a 3-pin connector). This
connection is used to provide LED
indication of power being supplied to
the system. See the table on the right
for pin defi nitions.
NMI Button
The non-maskable interrupt button
header is located on pins 19 and 20
of JF1. Refer to the table on the right
for pin defi nitions.
Fan Headers
There are nine fan headers on the
serverboard, all of which are 4-pin
fans. However, pins 1-3 of the fan
headers are backward compatible
with the traditional 3-pin fans. See
the table on the right for pin defi ni-
tions. The onboard fan speeds are
controlled by Thermal Management
(via Hardware Monitoring) under the
Advanced Section in the BIOS. The
default is disabled. When using Ther-
mal Management setting, please use
all 3-pin fans or all 4-pin fans.
ATX PS/2 Keyboard and PS/2
Mouse Ports
The ATX PS/2 keyboard and the PS/2
mouse are located on JKM1. The
mouse port is above the keyboard
port. See the table on the right for pin
defi nitions.
Power LED
Pin Defi nitions (JF1)
Pin#
15
16
NMI Button
Pin Defi nitions (JF1)
Pin#
19
20
Fan Header
Pin Defi nitions
Pin#
1
2
3
4
PS/2 Keyboard and
Mouse Port Pin
Defi nitions (J28)
Pin# Defi nition
1 Data
2 NC
3 Ground
4 VCC
5 Clock
6 NC
5-14
Defi nition
5V Stby
Control
Defi nition
Control
Ground
(FAN1-9)
Defi nition
Ground (Black)
+12V (Red)
Tachometer
PWM Control