IEI Technology IMBA-C2260-i2, User Manual, Page: 85 / 166

IMBA-C2260-i2 ATX Motherboard
Page 71
Options Description
1 x16 PCIE Sets the PCIe x16 slot as one PCIe x16
2 x8 PCIE Sets the PCIe x16 slot as two PCIe x8
1 x8, 2 x4 PCIE Sets the PCIe x16 slot as one PCIe x8 or two PCIe x4 (default)
Table 4-4: PCIe x16 Interface Setup
NOTE:
When setting to 1 x16 PCIE option, the PCIEX4_2 and PCIEX4_3 slots
will be disabled.
Please refer to Section 5.4.1 for detailed information.
4.5.6 USB Power Selection
The USB power selection is made through the BIOS menu in “Chipset

PCH-IO
Configuration”. Use the USB Power SW1 and the USB Power SW2 BIOS options to
configure the correspondent USB ports (see Table 4-5 ) and refer to Table 4-6 to select
the USB power source.
BIOS Options Configured USB Ports
USB Power SW1
K/M_USB1 (external USB 2.0 ports)
LAN1_USB1 (external USB 3.2 Gen 1 ports)
USB Power SW2
USB1 (internal USB 2.0 ports)
USB2 (internal USB 2.0 ports)
LAN1_USB2 (external USB 3.2 Gen 1 ports)
Table 4-5: BIOS Options and Configured USB Ports
Options Description
+5V DUAL +5V dual (default)
+5V +5V
Table 4-6: USB Power Source Setup
Please refer to Section 5.4.1 for detailed information.