IEI Integration IMBA-Q770 - Manual (Page 46)

IMBA-Q770 ATX Motherboard
Page 31
3.2.15 PCI Express x4 Slot
CN Label: PCIEX4_2
CN Type: PCIe x4 slot
CN Location: See Figure 3-16
The PCIe x4 expansion card slot is for PCIe x4 expansion card.
Figure 3-16: PCIe x4 Slot Location
3.2.16 PCI Express x16 Slot
CN Label: PCIEX16_1
CN Type: PCIe x16 slot
CN Location: See Figure 3-17
The PCIe x16 expansion card slot is for PCIe x16 expansion card.