Intel Desktop Board D946GZIS Product Guide
42
To restore back panel audio, follow these steps:
1.
Observe the precautions in "Before You Begin" on page 23.
2.
Turn off all peripheral devices connected to the computer. Turn off the computer
and disconnect the AC power cord.
3.
Remove the cover.
4.
Remove the front panel audio cable.
5.
Replace the cover.
Connecting to the USB 2.0 Headers
Before connecting to the USB 2.0 headers, observe the precautions in "Before You
Begin" on page 23. See Figure 20, E on page 40 for the location of the black USB 2.0
header. Table 6 shows the pin assignments for each USB 2.0 header.
Table 6. USB 2.0 Header Signal Names
USB Port A
USB Port B
Pin
Signal Name
Pin
Signal Name
1 POWER
2 POWER
3 D-
4 D-
5 D+
6 D+
7 GND
8 GND
9 KEY
10
NO
CONNECT
Note: USB ports may be assigned as needed.
Connecting to the Front Panel Header
Before connecting to the front panel header, observe the precautions in "Before You
Begin" on page 23. See Figure 20, D on page 40 for the location of the multi-colored
front panel header.
Table 7 shows the pin assignments for the front panel header.
Table 7. Front Panel Header
Pin Description
In/Out Pin Description
In/Out
Hard Drive Activity LED
Power LED
1
Hard disk LED pull-up to +5 V
Out
2
Front panel green LED
Out
3
Hard disk active LED
Out
4
Front panel yellow LED
Out
Reset Switch
On/Off Switch
5 Ground
6 Power
switch
In
7 Reset
switch
In
8 Ground
Power
Not Connected
9 Power
Out
10 No
pin
