HP xw3400 HP xw3400 Workstation - Service and Technical Reference Guide - Page 112
PCI Express
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4 GND 9 +3.3V 5 JTAG2 10 +3.3V 26 PERn(2) 31 GND 27 GND 32 RSVD 28 GND 33 RSVD 29 PERp3 34 GND 30 PERn3 35 PERp4 51 GND 56 PERp9 52 PERp8 57 PERn9 53 PERN8 58 GND 54 GND 59 GND 55 GND 60 PERp10 76 PERp14 81 PERn15 77 PERn14 82 GND 78 GND 79 GND 80 PERp15 Pin B information is on the next page NOTE: x1 PCI Express uses pins 1-18 x4 PCI Express uses pins 1-32 x8 PCI Express uses pins 1-49 x16 PCI Express uses pins 1-8 14 REFCLK15 GND 36 PERn4 37 GND 38 GND 39 PERp5 40 PERn5 61 PERn10 62 GND 63 GND 64 PERp11 65 PERn11 PCI Express x1, x4, x8, and x16 PCI Express Connector 19 RSVD 20 GND 41 GND 42 GND 43 PERp6 44 PERn6 45 GND 66 GND 67 GND 68 PERp12 69 PERn12 70 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 Pin B Pin Signal 1 +12V 2 +12V Pin Signal 6 SMDAT 7 GND Pin Signal 11 WAKE# 12 RSVD Pin Signal 16 GND 17 GND 102 Appendix A Connector pin assignments Pin Signal 21 GND 22 GND ENWW