Intel E7520 user manual 2 32-Bit PCI Connector, Bit 5 V PCI Connector Pinout Sheet 1

Dual-Core Intel Xeon processor LV / E7520 Chipset / 6300ESB ICH

6.2.232-Bit PCI Connector

Table 9 presents the signals assigned to the 32-bit PCI slot connector found at J2B1.

Table 9. 32-Bit 5 V PCI Connector Pinout (Sheet 1 of 2)

Pin	Signal	Pin	Signal
A1	TRST#	B1	-12 V
A2	+12 V	B2	TCK
A3	TMS	B3	GND
A4	TDI	B4	TDO
A5	5 V	B5	5 V
A6	INTA#	B6	5 V
A7	INTC#	B7	INTB#
A8	5 V	B8	INTD#
A9	RSVD1	B9	PRSNT1#
A10	5 V	B10	Reserved
A11	RSVD3	B11	PRSNT2#
A12	GND	B12	GND
A13	GND	B13	GND
A14	3.3 VAUX	B14	Reserved
A15	RST#	B15	GND
A16	5 V	B16	CLK
A17	GNT#	B17	GND
A18	GND	B18	REQ#
A19	PME#	B19	5 V
A20	AD30	B20	AD31
A21	3.3 V	B21	AD29
A22	AD28	B22	GND
A23	AD26	B23	AD27
A24	GND	B24	AD25
A25	AD24	B25	3.3 V
A26	IDSEL	B26	C/BE3#
A27	3.3 V	B27	AD23
A28	AD22	B28	GND
A29	AD20	B29	AD21
A30	GND	B30	AD19
A31	AD18	B31	3.3 V
A32	AD16	B32	AD17
A33	3.3 V	B33	C/BE2#
A34	FRAME#	B34	GND
A35	GND	B35	IRDY#
A36	TRDY#	B36	3.3 V
A37	GND	B37	DEVSEL#

Dual-Core Intel® Xeon® processor LV with Intel® E7520 Chipset and Intel® 6300ESB ICH
User’s Manual	April 2007
44	Order Number: 311274-009