HP dc7800 manual PCI Express Connectors, PCI Express Bus Connector Pinout

System Support

PCI Express Connectors

		A1	A11	A12	A18
	x1 Connector									A82
	x16 Connector
		B1	B11	B12						B82
	Figure 4-3. PCI Express Bus Connectors
					Table 4-4.
			PCI Express 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
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