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IntelP®P Server Board S3420GP TPS Connector/Header Locations and Pin-outs
Three PCI Express* x8 connectors (J2B2, J3B1 and J4B2)
Pin Signal Pin Signal Pin Signal Pin Signal
A1 PRSNT1# B1 +12V A26 HSIP[2] B26 GND
A2 +12V B2 +12V A27 GND B27 HSOP[3]
A3 +12V B3 RESERVED A28 GND B28 HSON[3]
A4 GND B4 GND A29
HSIP[3]
B29 GND
A5 JTAG2/TCk B5 SMCLK A30
HSIN[3]
B30 RESERVED
A6 JTAG3/TDI B6 SMDAT A31 GND B31 PRSNT2#
A7 JTAG4/TDO B7 GND A32 RESERVED B32 GND
A8 JTAG5/TMS B8 +3.3V A33 RESERVED B33 HSOP[4]
A9 +3.3V B9 JTAG1/TRST# A34 GND B34 HSON[4]
A10 +3.3V B10 3.3VAUX A35
HSIP[4]
B35 GND
A11 PERST# B11 WAKE# A36
HSIN[4]
B36 GND
A12 GND B12 RESERVED A37 GND B37 HSOP[5]
A13 REFCLK+ B13 GND A38 GND B38 HSON[5]
A14 REFCLK- B14 HSOP[0] A39
HSIP[5]
B39 GND
A15 GND B15 HSON[0] A40
HSIN[5]
B40 GND
A16 HSIP[0] B16 GND A41 GND B41 HSOP[6]
A17 HSIN[0] B17 PRSNT2# A42 GND B42 HSON[6]
A18 GND B18 GND A43
HSIP[6]
B43 GND
A19 RESERVED B19 HSOP[1] A44
HSIN[6]
B44 GND
A20 GND B20 HSON[1] A45 GND B45 HSOP[7]
A21 HSIP[1] B21 GND A46 GND B46 HSON[7]
A22 HSIN[1] B22 GND A47
HSIP[7]
B47 GND
A23 GND B23 HSOP[2] A48
HSIN[7]
B48 PRSNT2#
A24 GND B24 HSON[2] A49 GND B49 GND
A25 HSIP[2] B25 GND
One PCI Express* X4 connector (J2B1)
Pin# Signal Pin# Signal Pin# Signal Pin# Signal
A1 PRSNT1_N B1 +12V A17 PERN0 B17 PRSNT2_N
A2 +12V B2 +12V A18 GND B18 GND
A3 +12V B3 RSVD A19 RSVD B19 PETP1
A4 GND B4 GND A20 GND B20 PETN1
Revision 1.0
Intel order number E65697-003
77