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Connector/Header Locations and Pin-outs IntelP®P Server Board S3420GP TPS
Pin# Signal Pin# Signal Pin# Signal Pin# Signal
A5 JTAG2 B5 SMCLK A21 PERP1 B21 GND
A6 JTAG3 B6 SMDAT A22 PERN1 B22 GND
A7 JTAG4 B7 GND A23 GND B23 PETP2
A8 JTAG5 B8 +3.3V A24 GND B24 PETN2
A9 +3.3V B9 JTAG1 A25 PERP2 B25 GND
A10 +3.3V B10 3.3VAUX A26 PERN2 B26 GND
A11 PERST_N B11 WAKE_N A27 GND B27 PETP3
A12 GND B12 RSVD A28 GND B28 PETN3
A13 REFCLK+ B13 GND A29 PERP3 B29 GND
A14 REFCLK- B14 PETP0 A30 PERN3 B30 RSVD
A15 GND B15 PETN0 A31 GND B31 PRSNT2_N
A16 PERP0 B16 GND A32 RSVD B32 GND
One PCI X32 connector (J1B1)
Pin # Signal Pin # Signal Pin # Signal Pin # Signal
B1 -12V A1 TRST# B32 AD[17] A32 AD[16]
B2 TCK A2 +12V B33 C/BE[2]# A33 +3.3V
B3 Ground A3 TMS B34 Ground A34 FRAME#
B4 TDO A4 TDI B35 IRDY# A35 Ground
B5 +5V A5 +5V B36 +3.3V A36 TRDY#
B6 +5V A6 INTA# B37 DEVSEL# A37 Ground
B7 INTB# A7 INTC# B38 Ground A38 STOP#
B8 INTD# A8 +5V B39 LOCK# A39 +3.3V
B9 PRSNT1# A9 RSVD B40 PERR# A40 RSVD
B10 RSVD A10 V_IO B41 +3.3V A41 RSVD
B11 PRSNT2# A11 RSVD B42 SERR# A42 Ground
B12 GND A12 GND B43 +3.3V A43 PAR
B13 GND A13 GND B44 C/BE[1]# A44 AD[15]
B14 RSVD A14 3.3Vaux B45 AD[14] A45 +3.3V
B15 Ground A15 RST# B46 Ground A46 AD[13]
B16 CLK A16 V_IO B47 AD[12] A47 AD[11]
B17 Ground A17 GNT# B48 AD[10] A48 Ground
B18 REQ# A18 Ground B49 M66EN A49 AD[09]
B19 V_IO A19 PME# B50 KEY A50 KEY
B20 AD[31] A20 AD[30] B51 KEY A51 KEY
B21 AD[29] A21 +3.3V B52 AD[08] A52 C/BE[0]#
B22 Ground A22 AD[28] B53 AD[07] A53 +3.3V
B23 AD[27] A23 AD[26]
B54 +3.3V A54 AD[06]
B24 AD[25] A24 Ground B55 AD[05] A55 AD[04]
B25 +3.3V A25 AD[24] B56 AD[03] A56 Ground
Revision 1.0
Intel order number E65697-003
78