Supermicro SBA-7121M-T1 - CMOS Clear; Figure 4-4. Nvidia MCP55 Pro Chipset: Block Diagram for SBA-7121 M-T1; Jumpers; Table 4-4. BHQME Mainboard Layout

4-5
Chapter 4: Blade Module Features
Figure 4-4. NVidia MCP55 Pro Chipset: Block Diagram for SBA-7121M-T1
Jumpers
The jumpers present on the mainboard are used by the manufacturer only; there are no
jumpers used to configure the operation of the mainboard.
CMOS Clear
JBT1 is used to clear CMOS and will also clear any passwords. JBT1 consists of two
contact pads located near the BIOS chip (#10 in Figure 4-3).
Table 4-4. BHQME Mainboard Layout
Item Description
1 CPU Sockets
2 DIMM Slots
3 Space for 3.5” SATA Hard Drive
4 SATA Connector
5 InfiniBand Connectors (for InfiniBand cards)
6 Gbx Connectors (for power and logic to backplane)
7 MCP55 chip
8 Onboard Battery
9 KVM Module
10 BIOS Chip
11 SIMBL Slot
12 USB Port
SATA Ports
Gb LAN
USB Ports
LPC I/O BIOS
CPU0
MCP55
LPC
3.0 Gb/s
SIMBL
Connector
VGA
CPU1
1 GHz HT
Link
1 GHz HT Link
DDR2 Memory Slot (x4)DDR2 Memory Slot (x4)
IB Daughter
Card
Midplane
Keyboard
/Mouse
Midplane