Intel Desktop Board DG33BU Technical Product Specification

2.2.2.1 Signal Tables for the Connectors and Headers

Table 11. Serial ATA Connectors

Pin Signal Name

1 Ground

2 TXP

3 TXN

4 Ground

5 RXN

6 RXP

7 Ground

Table 12. Chassis Intrusion Header

Pin Signal Name

1 Intruder

2 Ground

Table 13. Serial Port Header

Pin Signal Name Pin Signal Name

1 DCD 2 RXD#

3 TXD# 4 DTR

5 Ground 6 DSR

7 RTS 8 CTS

9 RI 10 Key (no pin)

Table 14. Front and Rear Chassis Fan Headers

Pin Signal Name

1 Control

2 +12 V

3 Tach

Table 15. Processor Fan Header

Pin Signal Name

1 Ground

2 +12 V

3 FAN_TACH

4 FAN_CONTROL