 5-18
5-18AS1041M-T2/1041M-82 User's Manual
Compact Flash Power HeadersA  Compact Flash Card Power Connector 
is located at JWF1.  For the Compact 
Flash Card to work properly, you will 
fi rst need to connect the device's power 
cable to JWF1 and correctly set the 
Compact Flash Jumper (JP1).
Compact Flash 
Power Header  
Pin Defi nitions (JWF1)
Pin#     Defi nition     
1+5V
2 Ground
3 Signal
3rd Power Supply Fail Detect HeaderConnect your power supply to J3P to 
provide you with warning of a power 
supply failure.  The warning signal is 
passed through the PWR_LED pin to 
indicate a power failure.  See the table 
on the right for pin defi nitions. 
3rd Power Supply Fail 
Detect Header 
Pin Defi nitions (J3P)
Pin#     Defi nition     
1 P/S 1 Fail Signal
2 P/S 2 Fail Signal
3 P/S 3 Fail Signal
4 Alarm Reset
Note: This feature is only available when using 
redundant Supermicro power supplies.
SGPIOSGPIO1 and SGPIO2 (Serial General 
Purpose Input/Output) provide a bus 
between the SATA controller and 
the SATA drive backplane to provide 
SATA enclosure management func-
tions.  Connect the appropriate cables 
from the backplane to the SGPIO1 
and SGPIO2 header(s) to utilize 
SATA management functions on your 
system.  
SGPIO Header
Pin Defi nitions (SGPIO1, SGPIO2)
Pin#     Defi nition      Pin #      Defi nition
1NC 2NC
3 Ground 4 Data
5 Load 6 Ground
7NC 8NC
Note: NC indicates no connection.
JLAN1/2 (Ethernet Ports)Two Gigabit Ethernet ports (designated 
JLAN1 and JLAN2) are located beside 
the COM2 port.  These Ethernet ports 
accept RJ45 type cables.