Yongnuo YN622C-TX E-TTL - Reference; Factory Reset; USB Firmware Upgrade

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HCZ MOO

H o l d d o w n t h e [ M O D E ] a n d

[SYNC/FN] buttons at the same time

until the screen as shown, then

loosen to restore factory settings.

1).Visit YONGNUO official website:

http://www.hkyongnuo.com to download the firmware

upgrade software and the latest firmware.

2).Turn off . Keep pressing [mode] button and turn on again. The

screen will show

3).Connect the controller to PC via USB-MINIB cable

4).Complete the firmware upgrade operation according to the

prompt of software.

firmware upgrade interface(will display the

current version ).

(not

include)

6.USB Firmware Upgrade

5.Factory Reset

Reference