15 pci express power connector (4-pin), Table 4-17: pcie x16 side b pinouts – IEI Integration IMBA-9454 v4.02 User Manual
Page 70
IMBA-9454G Motherboard
Page 52
PIN NAME
PIN NAME
PIN NAME
PIN NAME
B1 +12v
B22 GND
B43 GND
B64 GND
B2 +12v
B23 HSOp(2) B44 GND
B65 GND
B3 RSVD
B24
HSOn(2) B45 HSOp(7) B66 HSOp(12)
B4
GND B25
GND B46
HSOn(7)
B67
HSOn(12)
B5 SMCLK
B26 GND
B47 GND
B68 GND
B6 SMDAT
B27 HSOp(3) B48 PRSNT#2 B69 GND
B7 GND
B28 HSOn(3) B49 GND
B70 HSOp(13)
B8 +3.3v
B29 GND
B50 HSOp(8) B71 HSOn(13)
B9 JTAG1
B30 RSVD
B51 HSOn(8) B72 GND
B10 3.3Vaux B31 PRSNT#2 B52 GND
B73 GND
B11 WAKE#
B32 GND
B53 GND
B74 HSOp(14)
B12 RSVD
B33 HSOp(4) B54 HSOp(9) B75 HSOn(14)
B13 GND
B34 HSOn(4) B55 HSOn(9) B76 GND
B14 HSOp(0) B35 GND
B56 GND
B77 GND
B15 HSOn(0) B36 GND
B57 GND
B78 HSOp(15)
B16 GND
B37 HSOp(5) B58 HSOp(10) B79 HSOn(15)
B17 PRSNT#2 B38 HSOn(5) B59 HSOn(10) B80 GND
B18 GND
B39 GND
B60 GND
B81 PRSNT#2
B19 HSOp(1) B40 GND
B61 GND
B82 RSVD#2
B20 HSOn(1) B41 HSOp(6) B62 HSOp(11)
B21 GND
B42 HSOn(6) B63 HSOn(11)
Table 4-17: PCIe x16 Side B Pinouts
4.2.15 PCI Express Power Connector (4-pin)
CN Label:
PCN1
CN Type:
4-pin wafer (1x4)
CN Location:
CN Pinouts:
The PCI Express power connector provides 12V power to PCIe expansion cards.