Technical Product Specification

Intel Desktop Board DN2800MT Technical Product Specification

Table 26. 3-Wire System Fan Header

Pin Signal Name

1 Ground

2 +12 V (voltage controlled)

3 TACH

Table 27. 4-Wire Fan Header

Pin Signal Name

1 Ground

(Note)

2 +12 V

3 FAN_TACH

4 FAN_CONTROL

NOTE

Boards with AA number G23738-600 have a 3-wire system fan header. Boards with

AA number G23738-800 (and later) have 3-wire and 4-wire fan headers.

For information about Refer to

3-wire and 4-wire fan headers http://www.intel.com/support/motherboards/desktop/sb

/cs-012074.htm

Product Change Notification http://qdms.intel.com/dm/d.aspx/82B7ABB2-832F-410F-

89D4-9FF096699E18/PCN111258-02.pdf

Table 28. Flat Panel Voltage Selection Header

Pin Signal Name Description

1 Key No pin

2 3.3 V 3.3 V option

3 12 V 12 V option

4 LCD_VCC Send voltage to connector

5 Key No pin

6 5 V 5 V option (default)

Table 29. Backlight Inverter Voltage Selection Header

Signal Name

Description

1 Key No pin

2 5 V 5 V option

3 Vin Board input voltage option (default)

4 BKLT_PWR Send voltage to connector

5 Key No pin

6 12 V 12 V option