Asus K8N-LR - Manual (Page 46)

2-26 Chapter 2: Hardware information
9. Power Supply SMBus connector (5-pin PSUSMB1)
This connector allows you to connect SMBus (System Management
Bus) devices to the power supply unit. Devices communicate with an
SMBus host and/or other SMBus devices using the SMBus interface.
K8N-LR R
K8N-LR Power Supply SMBus Connector
PSUSMB1
+3.3V Remote Sens
e
GN
D NC PSU_I2CDA
TA
PSU_I2CCL
K
10. BMC and Mini PCI connectors
(16-pin BMCCONN, 124-pin BMCSOCKET1[optional])
These connectors are for the ASUS server management cards.
K8N-LR BMC Connector
BMCCONN1
+5VSB +5VSB BMC SMBCLK 12CCLK
1
PSON# BMC_RST# PWRO
K
PSONEN#
+5VSB +5VSB
BMC SMBD
AT
A
12CD
AT
A1
FP_PWRBTN#
BMC_PRESENT
#
BMC_SMI
#
GN
D
K8N-LR R
K8N-LR BMCSOCKET Connector
BMCSOCKET1
K8N-LR R