Connecting Cables - Supermicro X7DBX-8 User Manual

X7DBX-8/X7DBX-i User's Manual
2-5

Connecting Cables

SMC Proprietary Power
Connectors
It is recommended that Supermicro's
proprietary power supply, designed
for the SC819 chassis, be used in
the motherboard. The power supply
consists of a 20-pin power connector
and a 9-pin power connector. See
the tables on the right for pin
defi nitions.
LAN1
LAN2
SIM1U IPMI
PCI-X 100MHz ZCR
PCI-X 133MHz
SBX-E2 X4
SBX-E1 X8
BIOS
Chan. A SCSI
2-14
SMC Proprietary 20-pin Connector
Pin Defi nitions
Pin# Defi nition Pin #
10 +12V 20
9 +12V 19
8 +12V 18
7 Ground 17
6 Ground 16
5 Ground 15
4 Ground 14
3 Ground 13
2 Ground 12
1 Ground 11
SMC Proprietary 9-pin Connector
Pin Defi nitions
Pin Defi nition Pin Defi nition
1 SCLK 2 Ground
3 SDATA 4 SALERT#/Fail#
5 Ground 6 PWR_OK
7 PWS_ON 8 -12V
9 RSVD 10 Key
Required Connection
FP CTRL
A. 20-Pin SMC PWR
CPU1
B. 9-pin SMC PWR
CPU2
A
B
Defi nition
Blocked
+12V
+12V
+12V
5Vsb
+3.3V
+3.3V
+5V
+5V
Ground