How to set up and use a wireless flash.

IMPORTANT: This article applies only to specific products and/or operating systems. Check the Applicable Products and Categories section of this article before starting these steps.

There are two methods for wireless flash shooting: radio wireless, and optical wireless.
The firing of the receiver and the remote flash can be controlled as follows:

• During radio wireless shooting, the combination of the commander and the receiver controls the firing.
• During optical wireless shooting, the combination of the controller and the remote flash controls the firing.

• HVL-F60RM/F45RM Flash
  Compatible with both radio wireless flash shooting and optical wireless flash shooting
• Other flashes
  Compatible with optical wireless flash shooting
  NOTE: You will need the FA-WRC1M Wireless Radio Commander and FA-WRR1 Wireless Radio Receiver if you want to perform radio wireless flash shooting with a flash that does not support the radio wireless function.
  For details on the Flash Accessories Compatibility Information, visit <https://support.d-imaging.sony.co.jp/www/cscs/accessories/> website.

Refer to the following page to check which of the methods is available with your flash.

• Radio wireless flash photography:
  https://support.d-imaging.sony.co.jp/support/acc/flash/en/radio/compatibility.html
• Optical wireless flash photography:
  https://support.d-imaging.sony.co.jp/support/acc/flash/en/wireless/compatibility.html

Set up Wireless Flash with radio wireless communications

For details about radio wireless flash setup, refer to the website below as well.

https://support.d-imaging.sony.co.jp/support/acc/flash/en/radio/index.html

Set up Wireless Flash with optical wireless communications

1. Attach the external flash you will be using wirelessly to the flash accessory shoe on the camera.
2. Turn on the camera.
3. Set the camera to one of the following modes:
   • Program (P)
   • Aperture Priority (A)
   • Shutter Priority (S)
   • Manual (M)
4. Turn on the external flash.
5. Set the camera to the wireless flash mode. For details on operation method, refer to the instructions manual of your camera. 
   NOTE: If the camera’s built-in flash is compatible with the optical wireless mode, depending on the model, the following conditions result when you set the flash mode of the camera to wireless (WL).
   • The camera's flash switches from being a light source to a controller.
   • The light output of the camera's flash is reduced to the point that it doesn't affect the exposure.
   • The external flash is set to wireless mode automatically and WL displays in the flash data panel.
6. Set up the remote flash:
   If the camera’s built-in flash is compatible with the optical wireless mode, set the external flash to the remote mode. If the camera’s built-in flash is not compatible with the optical wireless mode, or the flash is not built in to the camera, prepare two or more flashes and set the off-camera flash to the remote mode.
   • The built-in flash of the NEX-7/6, ILCE-6000 Series, and Cyber-shot cameras can't be used as a control flash.
   • Information is available on the compatible flash models for your camera.
   • Refer to the following for details on how to set an HVL-F60RM/F45RM Flash to the remote mode.
     How can I set a flash to the optical wireless mode when the flash supports both the radio wireless and optical wireless functions?
   • Refer to the manual for details on how to set other flashes to the remote mode.
7. Remove the external flash from the camera.
   • To add an external flash, manually match each additional flash to the configuration of the first flash.
   • Set each additional flash in remote (RMT) mode.
   • Additional flashes need to be set to use the same channel, like CH1, CH2, CH3, or CH4.
8. Set up the control flash:
   • For an A-mount α (Alpha) camera with a built-in flash
     Raise the built-in flash.
     
     1. Built-in flash (CTRL)
     2. Remote flash (RMT)
        
         
   • For other compatible cameras
   1. Set up the control flash
      • Refer to the following for details on how to set an HVL-F60RM/F45RM Flash to the controller mode.
        How can I set a flash to the optical wireless mode when the flash supports both the radio wireless and optical wireless functions?
      • Refer to the manual for details on how to set other flashes to the controller mode.
   2. Attach an external flash to the flash accessory shoe.
      
      1. Control flash (CTRL)
      2. Remote flash (RMT)
          
9. Set the appropriate exposure settings on the camera.
10. Take a picture.

NOTES:

• The flash on the camera triggers the external flash when the picture is taken.
• ADI metering is canceled and the P-TTL flash metering is used automatically in wireless flash mode.
• If you need to mount the flash, use the 1/4" tripod mount of the supplied mini-stand. Don't use an ADP-MAA shoe adapter which may prevent the flash from firing wirelessly.
• For details about wireless flash setup, refer to the website below as well.
  https://support.d-imaging.sony.co.jp/www/support/acc/flash/en/wireless/setup.html
• If model-specific information is required to complete any of the steps in this solution, refer to the operating instructions supplied with the product. Manuals are posted on your model support page.