Pci Express - Compaq dx1000 - Microtower PC Service & Reference Manual

P1 Ground
P5 B-
P9 V 5
P13 V 12
S = Data, P = Power

PCI Express

x1, x4, x8, and x16 PCI Express Connector
Pin A
Pin Signal
1 PRSNT1
2 +12V
3 +12V
4 GND
5 JTAG2
26 PERn(2)
27 GND
28 GND
29 PERp3
30 PERn3
51 GND
52 PERp8
53 PERN8
54 GND
55 GND
P2 V 3.3
P6 Ground
P10 Ground
P14 V12
Pin Signal Pin
6 JTAG3 11
7 JTAG4 12
8 JTAG5 13
9 +3.3V 14
10 +3.3V 15
31 GND 36
32 RSVD 37
33 RSVD 38
34 GND 39
35 PERp4 40
56 PERp9 61
57 PERn9 62
58 GND 63
59 GND 64
60 PERp10 65
P3 V 3.3
P7 V 5
P11 Reserved
P15 V 12
Signal Pin Signal
PERST# 16 PERp0
GND 17 PERn0
REFCLK+ 18 GND
REFCLK- 19 RSVD
GND 20 GND
PERn4 41 GND
GND 42 GND
GND 43 PERp6
PERp5 44 PERn6
PERn5 45 GND
PERn10 66 GND
GND 67 GND
GND 68 PERp12
PERp11 69 PERn12
PERn11 70 GND
P4 Ground
P8 V 5
P12 Ground
Pin Signal
21 PERp1
22 PERn1
23 GND
24 GND
25 PERp2
46 GND
47 PERp7
48 PERn7
49 GND
50 RSVD
71 GND
72 PERp13
73 PERn13
74 GND
75 GND
PCI Express 75