AXIOMTEK SHB101 Series, User Manual, Page: 83 / 85

SHB101
LGA775 SBC User’s Manual
PICMG V1.3 Interface Definition 77
Mechanical Key
51 GND a_PERp1 51 GND GND
52 GND a_PERn1 52 GND GND
53 a_PETp2 GND 53 GND GND
54 a_PETn2 GND 54 GND GND
55 GND a_PERp2 55 GND GND
56 GND a_PERn2 56 GND GND
57 a_PETp3 GND 57 GND GND
58 a_PETn3 GND 58 GND GND
59 GND a_PERp3 59 +5V +5V
60 GND a_PERn3 60 +5V +5V
61 a_PETp4 GND 61 +5V +5V
62 a_PETn4 GND 62 +5V +5V
63 GND a_PERp4 63 GND GND
64 GND a_PERn4 64 GND GND
65 a_PETp5 GND 65 GND GND
66 a_PETn5 GND 66 GND GND
67 GND a_PERp5 67 GND GND
Mechanical Key
68 GND a_PERn5 68 GND GND
69 a_PETp6 GND 69 GND GND
70 a_PETn6 GND 70 GND GND
71 GND a_PERp6 71 GND GND
72 GND a_PERn6 72 GND GND
73 a_PETp7 GND 73 +12V +12V
74 a_PETn7 GND 74 +12V +12V
75 GND a_PERp7 75 +12V +12V
76 GND a_PERn7 76 +12V +12V
77 N.C GND 77 +12V +12V
78 +3.3V +3.3V 78 +12V +12V
79 +3.3V +3.3V 79 +12V +12V
80 +3.3V +3.3V 80 +12V +12V
81 +3.3V +3.3V 81 +12V +12V
82 RSVD RSVD 82 +12V +12V
X8 PCIe Connector B X8 PCIe Connector D
Side B Side A Side B Side A
1 +5Vaux +5Vaux 1 INTB# INTA#
2 GND N.C 2 INTD# INTC#
3 a_PETp8 GND 3 GND N.C
4 a_PETn8 GND 4 REQ3# GNT3#
5 GND a_PERp8 5 REQ2# GNT2#
6 GND a_PERn8 6 PCI_RST# GNT1#
7 a_PETp9 GND 7 REQ1# GNT0#
8 a_PETn9 GND 8 REQ0# SERR#
9 GND a_PERp9 9 N.C +3.3V
10 GND a_PERn9 10 GND N.C
11 N.C GND 11 N.C GND
Mechanical Key
12 GND N.C 12 CLKC CLKD
13 a_PETp10 GND 13 GND +3.3V
14 a_PETn10 GND 14 CLKA CLKB
15 GND a_PERp10 15 +3.3V GND
16 GND a_PERn10 16 AD31 GND
17 a_PETp11 GND 17 AD29 +3.3V
18 a_PETn11 GND 18 N.C AD30
19 GND a_PERp11 19 AD27 AD28
20 GND a_PERn11 20 AD25 GND