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3 com2 serial port – Intel SE8500HW4 User Manual

Page 61

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Intel® Server Board Set SE8500HW4

Connectors

Revision 1.0

Intel order number D22893-001

49

Pin

Signal Name

Signal Description

49

CP_SPKR_OUT_N

Speaker signal to front panel

55

NIC1_LED

NIC 1 activity LED signal

57

ID_LED

ID LED Signal

60

CP_BTN_PWR_ON

Control panel Power Button signal

63

SYS_STATUS_AMB_LED

System Status amber LED signal

64

CD_PRES_N

CD drive presence signal

67

CP_ID_BUTTON_RAW

Control panel ID button signal

69

CP_BTN_NMI

Control panel NMI button

71

NIC2_LED

NIC2 activity LED signal

74

I2C_IPMB_SCL

IPMB I2C bus clock

75

BP_PRES_N

SCSI Backplane Board presence signal

76

I2C_IPMB_SDA

IPMB I2C bus data

78

SYS_PWRGD4

Mainboard power good signal to SCSI Backplane Board

80

USB_FRONT_N

USB port 2 differential negative signal to front bezel

81

USB_FRONT_P

USB port 2 differential positive signal to front bezel

84

VID_RED_FRONT

Video DAC 2 RED signal

86

VID_BLUE_FRONT

Video DAC 2 BLUE signal

88

VID_GREEN_FRONT

Video DAC 2 GREEN signal

90

VID_HS_OUT_FRONT

Video DAC 2 horizontal synchronization signal

92

VID_VS_OUT_FRONT

Video DAC 2 vertical synchronization signal

94

VID_DDC_OUT_SCLK_FRONT

Video monitor detection I2C bus clock

96

VID_DDC_OUT_SDA_FRONT

Video monitor detection I2C bus data

97

I2C_CP_SDA

Control panel I2C bus data (I2C segment 2)

98 SYS_STATUS_GRN_LED

System status green LED signal

99

I2C_CP_SCL

Control panel I2C bus data (I2C segment 2)

7.3 COM2 Serial Port

The Intel

®

Server Board Set SE8500HW4 has one internal serial header that serves as the

interface to the COM2 serial port.

Table 19. COM2 Serial Header Pinout

Pin

Signal

Description

1

DCD_N

Data Carrier Detect

2

DSR_N

Data Set Ready

3 RXD

Receive

Data

4

RTS_N

Request To Send

5 TXD

Transmit

Data

6

CTS_N

Clear To Send

7

DTR_N

Data Terminal Ready

8 RI_N

Ring

Indicator

9 GND

GND