HP (Hewlett-Packard) MAY21J8412 Personal Computer User Manual


 
Technical Reference Guide www.hp.com 4-5
System Support
PCIe Connectors
Figure 4-3. PCIe Bus Connectors
Table 4-3.
PCIe Bus Connector Pinout
Pin B Signal A Signal Pin B Signal A Signal Pin B Signal A Signal
01 +12 VDC PRSNT1# 29 GND PERp3 57 GND PERn9
02 +12 VDC +12 VDC 30 RSVD PERn3 58 PETp10 GND
03 RSVD +12 VDC 31 PRSNT2# GND 59 PETn10 GND
04 GND GND 32 GND RSVD 60 GND PERp10
05 SMCLK +5 VDC 33 PETp4 RSVD 61 GND PERn10
06 +5 VDC JTAG2 34 PETn4 GND 62 PETp11 GND
07 GND JTAG4 35 GND PERp4 63 PETn11 GND
08 +3.3 VDC JTAG5 36 GND PERn4 64 GND PERp11
09 JTAG1 +3.3 VDC 37 PETp5 GND 65 GND PERn11
10 3.3 Vaux +3.3 VDC 38 PETn5 GND 66 PETp12 GND
11 WAKE PERST# 39 GND PERp5 67 PETn12 GND
12 RSVD GND 40 GND PERn5 68 GND PERp12
13 GND REFCLK+ 41 PETp6 GND 69 GND PERn12
14 PETp0 REFCLK- 42 PETn6 GND 70 PETp13 GND
15 PETn0 GND 43 GND PERp6 71 PETn13 GND
16 GND PERp0 44 GND PERn6 72 GND PERp13
17 PRSNT2# PERn0 45 PETp7 GND 73 GND PERn13
18 GND GND 46 PETn7 GND 74 PETp14 GND
19 PETp1 RSVD 47 GND PERp7 75 PETn14 GND
20 PETn1 GND 48 PRSNT2# PERn7 76 GND PERp14
21 GND PERp1 49 GND GND 77 GND PERn14
22 GND PERn1 50 PETp8 RSVD 78 PETp15 GND
23 PETp2 GND 51 PETn8 GND 79 PETn15 GND
24 PETn2 GND 52 GND PERp8 80 GND PERp15
25 GND PERp2 53 GND PERn8 81 PRSNT2# PERn15
26 GND PERn2 54 PETp9 GND 82 RSVD GND
27 PETp3 GND 55 PETn9 GND
28 PETn3 GND 56 GND PERp9
A18
A11
B11
B82
B1
A1
B12
A12
x1 Connector
x16 Connector
A82