Intel AP440FX Serial Header, LBP Vesa Feature Connector J1K1, Serial Port COM2H, J3N1 Pinout

Motherboard Description

1.12.3VESA Feature Connector

Table 8 provides the pinout and signal listing for the LBP VESA feature connector.

Table 8. LBP VESA Feature Connector (J1K1)

Pin

1

3

5

7

9

11

13

15

17

19

21

23

25

27

29

31

33

Signal Name / Function		Pin
Ground		2
Ground		4
Ground		6
Enable External Pixel Data		8
Enable External Sync		10
Enable External Pixel Clock		12
N/C, not used		14
Ground		16
Ground		18
Ground		20
Ground		22
N/C, not used		24
Key (no pin)		26
Key (no pin)		28
IICCLK		30
IICDAT		32
EN1	34

Signal Name / Function

Pixel Data 0

Pixel Data 1

Pixel Data 2

Pixel Data 3

Pixel Data 4

Pixel Data 5

Pixel Data 6

Pixel Data 7

PCLK, Pixel Clock

BLANKING

HSYNC, Horizontal Sync

VSYNC, Vertical Sync

Ground

Key (no pin)

Ground

N/C

EN2

1.12.4Serial Header

The COM2 serial port can be accessed using the COM2H header (J3N1) on the motherboard. Table 9 lists the signals and pinout for the COM2H header.

Table 9. Serial Port (COM2H, J3N1) Pinout

Pin

1

2

3

4

5

6

7

8

9

10

Signal Name

DCD

DSR

SIN#

RTS

SOUT#

CTS

DTR

RI

GND

Key

Description

Carrier Detect

Data Set Ready

Serial Data In

Request To Send

Serial Data Out

Clear To Send

Data Terminal Ready

Ring Indicator

Chassis Ground

Vacant

27