Desktop Board Features
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Table 2. Intel Desktop Board DP55SB Components
Label Description
A Auxiliary PCI Express graphics power connector (SATA-style)
B PCI Express 2.0 x8 connector (x8 electrical; x16 compatible)
C Front panel audio header
D S/PDIF header
E PCI Express 2.0 x1 connector
F Rear chassis fan header
G PCI Express 2.0 x1 connector
H PCI Express 2.0 x16 connector (x8/x16 electrical)
I Battery
J Back panel connectors
K Vertical USB connector
L 12 V processor core voltage connector (2 x 4 pin)
M Processor fan header
N Processor LED
O Voltage regulator LED
P Processor socket
Q POST code LED display
R DDR3 Channel A, DIMM 0 and DIMM 1 sockets
S DDR3 Channel B, DIMM 0 and DIMM 1 sockets
T Onboard power button
U Standby power indicator LED
V Main power connector (2 x 12 pin)
W SATA drive activity LED
X Front panel header
Y Back panel CIR transmitter (output) header
Z Front panel CIR receiver (input) header
AA Alternate front panel power LED header
BB Front chassis fan header
CC USB 2.0 headers
DD IEEE 1394a header
EE BIOS configuration jumper block
FF Serial ATA connectors
GG BlueTooth* module
HH Chassis intrusion header
II Speaker