ROMED8HM3
26
27
English
Intelligent Platform
Management Bus header
(4-pin IPMB1)
(see p.6, No. 44)
IPMB_SDA
IPMB_SCL
GND
No connect
This 4-pin connector is used
to provide a cabled base-board
or front panel connection for
value added features and 3rd-
party add-in cards, such as
Emergency Management cards,
that provide management
features using the IPMB.
Baseboard Management
Controller SMBus Header
(5-pin BMC_SMB1)
(see p.6, No. 46)
BMC_SMB_PRESENT_1_N
Power
BMC_SMBCLK
GND
BMC_SMBDATA
This header is used for the SM
BUS devices.
Serial Port Header
(9-pin COM1)
(see p.6, No. 2)
CCTS#
1
RRTS#1
DDSR#1
DDTR#1
RRXD1
GND
TTXD1
DDCD#1
RRI#1
This COM1 header
supports a serial port
module.
PWM Configuration
Header
(3-pin PWM_CFG1)
(see p.6, No. 25)
GND
SMB_DATA_VSB
SMB_CLK_VSB
1
This header is used for PWM
configurations.
Backplane PCI Express
Hot-Plug Connector
(5-pin CPU1_HSBP1)
(see p.6, No. 9)
1
+3V
GND
P0_HP_ALERT_L
CPU_HP_SDA
CPU_HP_SCL
This header is used for the hot
plug feature of HDDs on the
backplane.
Clear CMOS Pad
(CLRMOS1)
(see p.6, No. 41)
CLRMOS1 allows you to clear
the data in CMOS. To clear
CMOS, take out the CMOS
battery and short the Clear
CMOS Pad.