Technical Product Specification

Connector/Header Locations and Pin-outs Intel® Server Boards S5520HC, S5500HCV, and S5520HCT TPS
Revision 1.9
Intel order number E39529-013
112
Table 55. Front Panel SSI Standard 24-pin Connector Pin-out (J1B3)
Pin
Signal Name
Description
Pin
Signal Name
Description
1
P3V3_STBY
(Power_LED_Anode)
Power LED +
2
P3V3_STBY
Front Panel
Power
3
Key
No Connection
4
P5V_STBY (ID
LED Anode)
ID LED +
5
FP_PWR_LED_N
Power LED -
6
FP_ID_LED_BU
F_N
ID LED -
7
P3V3
(HDD_ACTIVITY_Ano
de)
HDD Activity
LED +
8
FP_LED_STATU
S_GREEN_N
Status LED
Green -
9
LED_HDD_ACTIVITY
_N
HDD Activity
LED -
10
FP_LED_STATU
S_AMBER_N
Status LED
Amber -
11
FP_PWR_BTN_N
Power Button
12
NIC1_ACT_LED
_N
NIC 1 Activity
LED -
13
GND (Power Button
GND)
Power Button
Ground
14
NIC1_LINK_LED
_N
NIC 1 Link
LED -
15
BMC_RST_BTN_N
Reset Button
16
SMB_SENSOR_
3V3STB_DATA
SMB Sensor
DATA
17
BND (Reset GND)
Reset Button
Ground
18
SMB_SENSOR_
3V3STB_CLK
SMB Sensor
Clock
19
FP_ID_BTN_N
ID Button
20
FP_CHASSIS_IN
TRU
Chassis
Intrusion
21
FM_SIO_TEMP_SEN
SOR
Front Panel
Temperature
Sensor
22
NIC2_ACT_LED
_N
NIC 2 Activity
LED -
23
FP_NMI_BTN_N
NMI Button
24
NIC2_LINK_LED
_N
NIC 2 Link
LED -
6.5 I/O Connectors
6.5.1 VGA Connector
The following table details the pin-out definition of the VGA connector (J7A1) that is part of the
stacked video/serial port A connector.
Table 56. VGA Connector Pin-out (J7A1)
Pin
Signal Name
Description
1
V_IO_R_CONN
Red (analog color signal R)
2
V_IO_G_CONN
Green (analog color signal G)
3
V_IO_B_CONN
Blue (analog color signal B)
4
TP_VID_CONN_B4
No connection
5
GND
Ground
6
GND
Ground
7
GND
Ground
8
GND
Ground
9
TP_VID_CONN_B9
No connection
10
GND
Ground
11
TP_VID_CONN_B11
No connection
12
V_IO_DDCDAT
DDCDAT
13
V_IO_HSYNC_CONN
HSYNC (horizontal sync)
14
V_IO_VSYNC_CONN
VSYNC (vertical sync)
15
V_IO_DDCCLK
DDCCLK