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Table 3. Components Shown in Figure 1
Item/callout
from Figure 1
Description
Auxiliary rear fan header
A
PCI Conventional bus add-in card connector 2
B
C
PCI Express x16 (electrical x4) bus add-in card connector
D
PCI Conventional bus add-in card connector 1
E
Secondary PCI Express x16 (electrical x8) bus add-in card connector
Front panel audio header
F
Intel
®
82801G I/O Controller Hub (ICH7-R)
G
H
Primary PCI Express x16 (electrical x16 or x8) bus add-in card connector
I
Rear chassis fan header
J
Auxiliary PCI Express Graphics Power Connector (optional)
Back panel connectors
K
ATAPI CD-ROM connector (optional)
L
Processor core power connector
M
N
Memory Controller Hub (MCH) fan header (optional)
O
LGA775 processor socket
Intel 82975X MCH
P
DIMM Channel A sockets [2]
Q
Processor fan header
R
S
DIMM Channel B sockets [2]
T
Main power connector
U
Diskette drive connector
BIOS Setup configuration jumper block
V
Chassis intrusion header
W
X
Onboard power button (optional)
Y
Battery
Z
Parallel ATE IDE connector
Serial ATA connectors (ICH7-R) [4]
AA
Front chassis fan header
BB
Auxiliary front panel power LED header
CC
DD
Front panel USB headers [2]
EE
IEEE-1394a front panel header
FF
Serial ATA RAID connectors (Discrete RAID) (optional) [3]
Serial ATA RAID connector compatible with external Serial ATA adapter (red)
GG
SCSI Hard Drive Activity LED header (optional)
HH
II
Front panel header
JJ
Speaker
Product Description
15
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