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J23: PCI-X Mode Selection Header
Pin_1
Pin 1 2
3
4
Signal
N/C
GND
PCI_PCIXCAP
10k TO
GROUND
PCI Mode = Pins 2-3
PCI-X 66Mhz = Pins 3-4
PCI-X 100/133Mhz = Pins 1-2 (Default)
J29: BBU Fan Connector
Signal
Pin
Pin
Signal
SYS1_TACH 1
2
SYS6_TACH
SYS2_TACH 3
4
SYS7_TACH
SYS3_TACH 5
6
SYS8_TACH
SYS4_TACH 7
8
SYS9_TACH
SYS5_TACH 9
10
SYS10_TACH
GND 11
12
KEY
PIN
SYS2_PWM 13
14
CPUX_PWM
SYS11_TACH 15
16
SYS13_TACH
SYS12_TACH 17
18
SYS14_TACH
JP8: XG21 VGA Enable/Disable Jumper
Pin_3
Pin_1
Normal
(Default)
Pin_1 & Pin_2 closed: default setting
Pin_3
Pin_1
Pin_2 & Pin_3 closed: disable XG21
JP9: IPMB Pin Header
Pin_1
Pin
1 2 3
Signal
IPMB
DATA
GND
IPMB
CLK
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