I 2 C Header; Front Panel Connector; Table 18. Hsbp Header Pin-Out (J1D1); Table 19. Lcd Header Pin-Out (J1C1) - Intel SE7221BK1-E Technical Product Specification

2
7.2 I C Header
Pin Signal Name
1 HR_SMB_5V_DAT
2 GND
3 HR_SMB_5V_CLK
4 GND
Pin Signal Name
1 HR_SMB_5V_DAT
2 GND
3 HR_SMB_5V_CLK
4 P5V_STBY
Pin Signal Name
1 MBMC_SMC_PHL_DAT
2 GND
3 MBMC_SMC_PHL_CLK
4 P5V_STBY
5 POST_STATUS_N
6 FP_RST_BTN_N
7 P5V
8 FP_PWR_BTN_N
7.3

Front Panel Connector

A standard SSI 34-pin header is provided to support a system front panel. The header contains
reset, NMI, power control buttons, and LED indicators. The following table details the pin-out of
this header.
Signal Name
P5V_STB
KEY
FP_PWR_LED_N
P5V
HDD_LED#
26

Table 18. HSBP Header Pin-out (J1D1)

Table 19. LCD Header Pin-out (J1C1)

Table 20. LEGEND SE_LINK Header Pin-out (J2B1)

Table 21. Front Panel 34-Pin Header Pin-out (J1J1)

Pin
1
3
5
7
9
SE7221BK1-E Technical Product Specification
Description
Data Line
GROUND
Clock Line
GROUND
Description
Data Line
GROUND
Clock Line
POWER
Description
Data Line
GROUND
Clock Line
POWER
Pin Signal Name
2 P5V_STB
4 P5V_STB
6 NC
8 P5V_STB
10 FP_STATUS_LED2_N
Revision 1.3