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OCuLink Connectors
(OCU1)
(see p.6, No. 17)
(OCU2)
(EC266D4U-2L2T only)
(see p.6, No. 16)
(OCU3)
(EC266D4U-2L2T only)
(see p.6, No. 36)
(OCU4)
(see p.6, No. 15)
USB 3.2 Gen1 Header
(19-pin USB3_3_4)
(see p.6, No. 14)
USB Connector
(USB_5)
(see p.6, No. 18)
Clear CMOS Pad
(CLRMOS1)
O CU4
O CU2
IntA_PA_D+
IntA_PA_D-
GND
IntA_PA_SSTX+
IntA_PA_SSTX-
GND
IntA_PA_SSRX+
IntA_PA_SSRX-
Vbus
1
IntA_PB_SSRX-
IntA_PB_SSRX+
GND
IntA_PB_SSTX-
IntA_PBA_SSTX+
GND
IntA_PB_D-
IntA_PB_D+
Dummy
Please connect PCIE SSDs or
OCulink-to-SATA x4 cable to
O CU3
the connectors.
O CU1
Besides two default USB 3.2
Gen1 ports on the I/O panel,
there is one USB 3.2 Gen1
header on this motherboard.
This USB 3.2 Gen1 header can
support two USB 3.2 Gen1
ports.
Vbus
This port is used for USB
device connection.
CLRMOS1 allows user to
clear the data in CMOS. To
clear CMOS, take out the
CMOS battery and short the
Clear CMOS Pad.
EC262D4U-2L2T
EC266D4U-2L2T
27
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