Samsung ER-GX20ZBBB-E1 - Manual (Page 89)

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X (Flash X-Sync) Mode
The shutter speed is locked at 1/180 second. Use this when using an External
fl ash that does not automatically change the shutter speed.
1. Rotate the Mode dial ( ) to select X.
2. Connect the external fl ash to your camera.
- For more information about using the external fl ash, refer to the user guide on
external fl ash.
3. Now, the fl ash fi res as soon as you press the shutter button.
● Turn the rear dial ( ) to adjust the aperture value.
● Press the green button ( ) to retain the shutter speed at 1/180 sec
and automatically adjust the aperture.
● When the sensitivity is set to (Auto mode) and exposure mode is
set to X (Flash X-Sync) mode, the sensitivity is set to the minimum
value set on the “Setting the Range of Automatic Correction in AUTO”.
Using the external fl ash