![ASROCK E3C224 User Manual Download Page 24](http://html1.mh-extra.com/html/asrock/e3c224/e3c224_user-manual_2987504024.webp)
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36
BMC SMB Header (BMC_SMB1)
37
Clear CMOS Pad (CLRCMOS2)
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TPM Header (TPM1)
39
Thermal Sensor header (TR1)
40
Non Maskable Interrupt Button (NMI_BTN1)
41
PCI Slot (PCI1, White)
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-12V SW Jumper (-12V_SW)
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PCI Slot (PCI2, White)
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PCI Express 2.0 x1 Slot (PCIE3, White)
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PCI Express 3.0 x16 Slot (PCIE4, Blue)
46
PCI Express 3.0 x4 Slot (PCIE5, White)
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PCI Express 3.0 x16 Slot (PCIE6, Blue)
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ATX 12V Power Connector (ATX12V1)