Solution
1. Press the <Power> button on the camera.
2. Press the <Flash> (
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) button.
3. The following screen will appear on the LCD monitor.
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Operate the <directional buttons> to select the [Slow Synchro] (
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).
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Make sure to select [Slow Synchro].
4. If the following icon is displayed on the monitor, this completes the setting process.