Datasheet

Intel Desktop Board D925XCV/D925XBC Product Guide

Front Panel Audio Header

Figure 21, F on page 43 shows the location of the yellow front panel audio header. Table 6 shows

the pin assignments for the front panel audio header.

Table 6. Front Panel Audio Header Signal Names

Pin Signal Name Pin Signal Name

1 Port1L 2 GND

3 Port1R 4 Presence#

5 Port2R 6 Sense1 Ret

7 Sense Send 8 Key (no pin)

9 Port2L 10 Sense2 Ret

IEEE 1394 Headers

See Figure 21, E for the location of the blue IEEE 1394 headers. Table 7 shows the pin

assignments for the headers.

Table 7. IEEE 1394 Header Signal Names

Pin Signal Name Pin Signal Name

1 TPA1+ 2 TPA1-

3 Ground 4 Ground

5 TPA2+ 6 TPA2-

7 +12 V 8 +12 V

9 Key (no pin) 10 Ground

USB 2.0 Headers

See Figure 21, D for the location of the black USB 2.0 headers. Table 8 shows the pin assignments

for the headers.

Table 8. 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 Ground 8 Ground

9 Key 10 No connect

Note: USB ports may be assigned as needed.