Intel D975XBX User Manual

Technical Reference
57
2.7.1.2 Back Panel Connectors For 6-Channel (5.1) Audio Subsystem
Figure 18 shows the location of the back panel connectors for boards equipped with the 6-channel
(5.1) audio subsystem. The back panel connectors are color-coded. The figure legend (Table 16)
lists the colors used (when applicable).
OM17727
AC
F
D
E GB I J
H
Figure 18. Back Panel Connectors for 6-Channel (5.1) Audio Subsystem
Table 16 lists the back panel connectors identified in Figure 18.

NOTE
The back panel audio line out connector is designed to power headphones or amplified speakers
only. Poor audio quality occurs if passive (non-amplified) speakers are connected to this output.
Table 16. Back Panel Connectors Shown in Figure 18
Item/callout from
Figure 18 Description
A
PS/2 mouse port [Green]
B
PS/2 keyboard port [Purple]
C
Serial port A [Teal]
D
Parallel port [Burgundy]
E
USB ports (two)
F
LAN
G USB ports (two)
H
Audio line in/Retasking Jack C [Blue]
I Mic in/Retasking Jack B [Pink]
J
Front left/right channel audio out/Two channel audio line out/Retasking Jack D
[Lime green]

Intel D975XBX Specifications

General

Chipset	Intel 975X
Socket	LGA 775
Memory Type	DDR2
Memory Slots	4
Maximum Memory	8 GB
Form Factor	ATX
RAID Support	RAID 0, 1, 5, 10
USB Ports	8 x USB 2.0
Supported Processors	Intel Pentium 4, Pentium D, Core 2 Duo
Memory Speed	533/667 MHz
Expansion Slots	2 x PCI Express x16, 1 x PCI Express x4, 2 x PCI
Storage Interfaces	4 x SATA 3Gb/s, 1 x PATA
Audio	Intel High Definition Audio
LAN	Gigabit Ethernet