Supero SuperWorkstation 7045A-WT, User Manual, Page: 51 / 144

Chapter 5: Advanced Serverboard Setup
5-19
Power SMB (I 2 C) Connector
The power SMB (I 2 C) connector is
used to monitor the status of the
power supply, fan and system tem-
perature. See the table on the right
for pin defi nitions.
PWR SMB Header
Pin Defi nitions (J17)
Pin# Defi nition
1 Clock
2 Data
3 PWR Fail (Input from PS to MB)
4 Ground
5 +3.3V
Alarm Reset
If three power supplies are installed,
the system can notify you when any of
the three power modules fail. Connect
JAR to a micro-switch to enable you
to turn off the alarm that is activated
when a power module fails. See the
table on the right for pin defi nitions.
Alarm Reset Header
Pin Defi nitions (JAR)
Pin Setting Defi nition
Pin 1 Ground
Pin 2 +5V
Overheat LED/Fan Fail (JOH1)
The JOH1 header is used to connect
an LED to provide warning of chassis
overheating. This LED will blink to in-
dicate a fan failure. Refer to the table
on right for pin defi nitions.
Overheat LED
Pin Defi nitions (JOH1)
Pin# Defi nition
1 5vDC
2 OH Active
OH/Fan Fail LED
States
State Message
Solid Overheat
Blinking Fan Fail
ATX PS/2 Keyboard and PS/2
Mouse Ports
The ATX PS/2 keyboard and the PS/2
mouse are located beside the USB0/1
ports. The mouse port is above the
keyboard port. See the table on the
right for pin defi nitions.
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