Smbus Connector; Front Panel Connector; Table 53. Smbus Connector Pin-Out (J3C1); Table 54. Front Panel 16-Pin Header Pin-Out (J5K4) - Intel X38ML - Server Board Motherboard Technical Manual

Connectors and Jumper Blocks
Pin-Side B
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
7.3

SMBus Connector

The following table defines the pin-out of the SMBus connector on the server board:
7.4

Front Panel Connector

A 16-pin customized header is provided to support a system front panel. The header contains a
reset button, power control button, and LED indicators. The following table details the pin-out of
this header:
FP_P3V3_ANODE
FM_GRN_BLNK_HDR
FP_HDD_LED_VCC
FM_HD_LED_FP_N
106
PCI Spec Signal
PETP11
PETN11
GND
GND
PETP12
PETN12
GND
GND
PETP13
PETN13
GND
GND
PETP14
PETN14
GND
GND
PETP15
PETN15
GND
PRSNT2_N
RSVD

Table 53. SMBus Connector Pin-out (J3C1)

Pin Signal Name
1 SMB_DATA_MAIN
2 GND
3 SMB_CLK_MAIN

Table 54. Front Panel 16-Pin Header Pin-out (J5K4)

Signal Name Pin
1
3
5
7
Intel order number E15331-006
Pin-Side A PCI Spec Signal
62 GND
63 GND
64 PERP11
65 PERN11
66 GND
67 GND
68 PERP12
69 PERN12
70 GND
71 GND
72 PERP13
73 PERN13
74 GND
75 GND
76 PERP14
77 PERN14
78 GND
79 GND
80 PERP15
81 PERN15
82 GND
Description
Data Line
GROUND
Clock Line
Signal Name
FP_NIC1_ACT_LED_R
NIC_LINKA_LINKUP
FP_NIC2_ACT_LED_R
NIC_LINKB_LINKUP
Intel® Server Board X38ML
Pin
2
4
6
8
Revision 1.3