Yongnuo YN650EX-RF User Manual

1
To prevent fire or electrical shock, please do not expose the product to
rain or moisture.
To avoid short circuit, please make sure the batteries contacts are
securely packed and in accordance with local provisions when handling
the battery.
Keep the batteries and other accessories out of the reach of children. If a
child or infant swallows a battery or accessory, please contact a doctor
immediately.
To avoid possible injury to eyes, do not use the flash near the eyes.
To avoid possible safety accident, do not use the flash light on the
people who need to keep highly focused.
If the following situations happen, please remove the batteries
immediately and stop using the flash:
The product falls or is struck seriously and internal parts are exposed.
If the corrosive liquid inside the battery leaks, please take out the
battery with gloves.
The product gives off strange smell, heat, or smokes.
Do not disassemble or repair this product by yourself. High-voltage
internal parts may cause electrical shock.Please remove all the batteries
when the product is not in use for a prolonged period.
Precautions
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
camera as reference.
In every operating step, we assume that both camera and speed-lite are
power on.
Icons used in this user manual
：Supplementary information
：Long press the button
：Short press the button

Yongnuo YN650EX-RF Specifications

General

Brand	Yongnuo
Model	YN650EX-RF
Category	Camera Accessories
Language	English

Summary

Precautions

Features

Integrated Transceiver and Receiver

Details compatibility with YONGNUO RF radio trigger systems, channels, and IDs.

Advanced Control Features

Covers multi-group control, optical slave functions, high GN, and HSS.

Performance and Power

Highlights high GN, fast recycle, electric zoom, and power display.

System and Interface Features

Includes firmware update, sound prompts, autosave, LCD, and PC sync.

Quick Start

Basic Operation Steps

Covers entering modes, saving settings, and using function buttons.

Advanced Quick Start Functions

Includes focal length/custom function access and reverting settings.

Firmware Upgrade Access

Instructions on how to enter the firmware upgrade interface.

Nomenclature

The Part Name

Identifies and labels all physical parts of the flash unit.

LCD Panel Displays

Explains LCD screen content for various modes, including master/slave units.

Indicator and Prompt Descriptions

Details Recycle, LINK, Slave Recycle indicators, and sound prompts.

Installation and Detachment

Installing the Batteries

Step-by-step guide on how to insert AA batteries into the flash unit.

Attaching the Flash to the Camera

Instructions on how to securely mount the flash onto the camera's hot shoe.

Detaching the Flash

Steps to safely remove the flash from the camera's hot shoe.

Basic Functions

Power and Button Operations

Covers power on/off, button lock, and test flash functions.

Core Flash Modes (TTL, M)

Details the TTL and Manual (M) flash modes for basic shooting.

Advanced Flash Modes and Zoom

Explains MULTI mode and flash coverage (zoom) adjustment.

Operational Features

Discusses camera menu access, focus assist lamp, power saving, and overheat protection.

Utility and Settings Management

Covers sound prompts, status indicators, autosave, PC sync, and clearing settings.

Firmware Upgrade

Instructions for upgrading the flash firmware via USB.

Advanced Applications

High-speed and Sync Modes

Details High-speed Sync and Rear-curtain Sync functions.

Wireless Flash Shooting & Compensation

Covers remote wireless flash capabilities and exposure compensation.

Shooting Techniques and Locks

Explains FEL/AEL lock, high-speed continuous shooting, and bounce flash.

Lighting Modifiers

How to use the catchlight panel for specific lighting effects.

Wide Panel Usage

How to use the wide panel to expand flash coverage to 14mm.

Wireless Flash Shooting

2.4GHz Radio System Setup

Covers 2.4GHz radio compatibility, master/slave setup, signal selection, and channel/ID settings.

Radio Transmission Configuration

Detailed steps for setting channel, ID, master participation, and slave grouping.

Group Control and Multi-Slave Setup

How to use Gr mode for group control and set up multiple slave units.

Optical Transmission Modes

Using the flash in optical transmission as a slave unit (Ss mode).

Optical Trigger Modes (S1/S2)

Explains S1 and S2 trigger modes for optical synchronization.

Custom Function Settings

Power Saving and Sleep Timers

Configuration for power saving and automatic sleep/shutdown timers.

Focus, RF, and Sound Settings

Controls for focus assist lamp, RF signal selection, and sound prompts.

LCD and System Information

Settings for LCD backlight, contrast, and firmware version display.

Troubleshooting Guide

General Shooting and Connection Issues

Troubleshooting for power, firing, radio, and optical transmission problems.

Image Quality and Display Problems

Solutions for exposure, coverage, and blurred display issues.

Other Issues and Support

Handling other abnormalities and contacting support.

Specification