Server Management Intel® Server Board SDS2
Revision 1.2
Order Number: A85874-002
26
BASEBOARD
PROCESSOR SOCKETS
SMS
I/F
System
Bus
5V
12V
3.3V
-12V
Power Button
Front Panel NMI Switch
IERR (2)
Thermal Trip (2)
- Chassis ID
- Baseboard ID
- Power State
NMI
Chip set NMIs
Chip set SMI
CPU Voltage (1)
INTELLIGENT PLATFORM MANAGEMENT BUS (IPMB)
Reset Button
Chassis Intrusion
Power Connector
To Power
Distribution
Board
Baseboard
Temp 1
Private Management Busses
RAM
CODE
(updateable)
SMI
Platform
Management
Interrupt
Routing
Non-volatile, read-write storage
SENSOR
DATA
RECORDS
SYSTEM
EVENT
LOG
FRU INFO
& CONFIG
DEFAULTS
SMM-
BIOS
I/F
COM 2
COMM MUX
BBD COM2
CPU 'Core' Temp
(2)
EMP
DIMM SPD (6)
Speaker
Power LED
Fault Status LED
FANs (6)
Sleep Button
Network Activity LEDs
PCI PME
BASEBOARD
MANAGEMENT
CONTROLLER
(BMC)
System I/F
PORTS
1.25V
3.3V Standby
LVDS-B Term. 1
LVDS-A Term. 2
LVDS-A Term. 1
LVDS-B Term. 2
Drive Activity/Fault LED
System Identify Button
NIC #1
NIC #2
RI (Wake-on-Ring)
Chassis
Intrusion
ISOL
LVDS-A Term. 3
LVDS-B Term. 3
Hot-swap
Backplane
Header
Aux. IPMB
Connector
Chip Set
ICMB
Transceiver
Header
Front Panel Connectors
Logic 2.5V
spkr
Identify LED
Figure 6. SDS2 Sahalee BMC Block Diagram (View as Reference Only)