Asus RAMPAGE IV EXTREME User Manual page 84

4. Shortly press the ROG Connect button on the rear panel to switch the keyboard
control between the OC Key device and the computer system.
You may also plug an 2-pin cable switch (purchased separately) to the onboard OT header
connector to replace the function of the ROG Connect button.
5. Press and hold the ROG Connect button on the rear panel for three seconds to exit
the OC Key function.
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When the OC Key function is disabled, shortly press the ROG Connect button on the
rear panel to switch the USB port 6 (white) function between ROG Connect mode
and regular USB mode.
When the OC Key function is enabled, the USB port 6 (white) will stay in ROG
Connect mode only.
In the need of updating OC Key device
firmware, plug one end of the ROG
Connect Cable to the USB port on the OC
Key device and the other end of the cable
to any USB port on the rear panel of the
motherboard. Launch the firmware upgrade
program downloaded from ASUS official
website and follow screen intructions to
update the OC Key device firmware.
The OC Key function supports PS/2
keyboards and USB keyboards without
built-in USB hub only.
Chapter 2: Hardware information