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To avoid fire or electrical shock, do not expose this product to rain or 
moisture. 
To avoid short circuit, please sure the batteries contacts are securely 
packed and in accordance with local provisions when handling the 
battery.
Please place the batteries and the parts which can be swallowed 
mistakenly away from children. Contact a doctor immediately when it 
occurs. 
To avoid possible injury to eyes, do not use the flash light in a short 
distance from the eyes. 
To avoid possible safety accident, do not use the flash light on the people 
who need a high degree of attention. 

This product is dropped or shocked seriously and the inner part of this 
product is bared.
Wear gloves and take the batteries out if the corrosive liquid inside the 
batteries leaks.
This product gives off strange smell, heat or smokes.

Do not dissemble or maintain this product because the internal high 
voltage circuit may cause the electric shock.
Please take out all the batteries if this product is not used for a long time.

Precaution

Summary of Contents for YN686EX-RT

Page 1: ...not use the flash light in a short distance from the eyes To avoid possible safety accident do not use the flash light on the people who need a high degree of attention This product is dropped or shoc...

Page 2: ...M MULTI Gr flash Supports Wireless Optical Master Function In wireless optical shooting YN686EX RT can be used as master unit to trigger YONGNUO EX speedlites except YN585EX and Canon EX series speedl...

Page 3: ...Guide 29 Specifications 30 31 Conventions used in this user manual In order to learn and master the operation of this speed lite at the meanwhile you read this manual please take user manual of your...

Page 4: ...TL M MULTI Gr Gr mode can only work in wireless master mode 4 Rotate to adjust the selected parameters and press SET button to confirm and save the settings 5 Short press button to enter into focal le...

Page 5: ...ment cover Hotshot contact Sound port LINK Wireless connection indicator Bounce angle index USB port Terminal cover LCD panel Charging indicator TEST button Power switch Lock switch Functional button...

Page 6: ...High speed sync Second curtain sync Battery capacity Auto zoom for sensor size FEB sequence FEB Custom function Aperture Distance indicator M feet Beep Zoom focal length Distance indicator scale Funct...

Page 7: ...ash mode Master unit fires ON Master unit fires OFF Flash group Slave icon Slave Master control Wireless transmission Optical transmission Channel Channel auto set Flash light ratio Flash frequency Ma...

Page 8: ...out to shut down B Overheat prompt A Please replace batteries B Reduce flash frequency or stop using the speed lite until it cools down Red light blinking Overheat prompt Reduce flash frequency or sto...

Page 9: ...bly insufficient Adjust exposure compensation or change the shooting Tick tick twice tick twice The charging has not been completed Wait for completion of charging Tick a long sound The speed lite is...

Page 10: ...contact is correct Close the battery compartment cover in the direction of the arrow as shown 2 Attaching to the Camera Detaching from the Camera Slip the speedlite s mounting foot all the way into t...

Page 11: ...This function prevents the selected parameters from being changed accidentally 3 Test Flash When the charging indicator turns red pressing button to test if the flash is normal or not 4 ETTL Mode Sho...

Page 12: ...troboscopic Mode Short press MODE button to set the flash mode as Multi stroboscopic mode In Multi mode the speedlite fires according to the selected flash output flash frequency and number of flashes...

Page 13: ...on to select focal length value and adjust the focal length value with b u t t o n When displays at the left side of ZOOM icon the flash coverage 24 28 35 50 70 80 105 200mm can be manually adjusted S...

Page 14: ...ly for approx 1 second this feature is called Modeling Flash For detailed operation please refer to the user manual of the camera 11 Power Saving Mode This product is designed with power saving mode a...

Page 15: ...h In this case please keep the speedlite idle for over 10 minutes until the speedlite cools down for continual use In order not to affect shooting please try to use 1 4 output or lower output level wh...

Page 16: ...ite www hkyongnuo com to download the latest update software and firmware to upgrade the speedlite The upgrading method is as follows 1 Connect with the PC through USB cord USB cord is required to buy...

Page 17: ...hes at the moment that the shutter is closing Using slow shutter speed and second curtain sync captures the trail of light source of the subject The second curtain sync function needs to be supported...

Page 18: ...he flash exposure compensation is 3EV 3EV the increment of exposure compensation level is 1 3EV or 1 2EV the increment of exposure compensation should bet set through the camera Short press the functi...

Page 19: ...the camera to focus on the subject then press AE L AF L button on the camera the speedlite will fire a preflash to obtain flash exposure reading for the subject when you confirm the scene framework of...

Page 20: ...nd wide panel at the same time from the flash head and push back the wide panel If you take photo as this time a highlight will be produced in the person s eyes which makes the eyes more charming catc...

Page 21: ...the trigger mode selected interface rotate the until the LCD displays the to enter wireless radio master unit state Short press the MODE button to swift the flash mode of the master unit Slave unit s...

Page 22: ...smission channel and ID setting of the master unit and slave unit are the same otherwise the flash could not work normally When the master unit and the slave unit make connection establishment the LIN...

Page 23: ...smission flash shooting Short press the function button o n the slave unit and set the slave unit as any group of group A B C Short press the function button on the master unit to set the flash group...

Page 24: ...OFF short press the button and rotate the to adjust the e x p o s u r e c o m p e n s a t i o n a n d f l a s h output After the parameter set press the button to return to the shooting ready state SE...

Page 25: ...he Mode button to enter the trigger mode selected interface rotate the until the LCD displays the t o enter wireless radio slave unit state When the YN686EX RT used as slave unit there are Sc Sn S1 S2...

Page 26: ...lash output is the same as set top M mode S1 mode In this mode it will work with the first flash synchronously of the master flash with the result consistent with the use of radio slave To use this mo...

Page 27: ...u short press the function button then short press the function button will restore the custom function to factory default Custom Function supported by YN686EX RT is as following C Fn 00 Distance indi...

Page 28: ...ompt 0 OFF Turn off sound prompt 1 ON Turn on sound prompt C Fn 22 LCD backlight 0 12sec The display time of LCD backlight is 12 seconds 1 OFF Turn off the background light 2 ON Background light long...

Page 29: ...he effective wireless transmission range of the master unit 4 Photo underexposure or overexposure Check if the current camera shutter aperture sensitivity ISO is too close to the limit of the flash or...

Page 30: ...control 1 128 1 1 total of 22 levels of fine tuning External interface hot shoe USB port Wireless triggering distance up to 100m Optical transmission triggering distance 20 25m indoor 10 15m outdoor...

Page 31: ...31 Guide Number ISO 100 in meters feet Flash Output Flash Coverage mm Flash Output Flash Coverage mm Specifications...

Page 32: ...device complies with part 15 of the FCC Rules Operation is subject to the following two pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful...

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