Disables shutter release sounds, operating sounds, and firing and illumination of the flash and other light sources.

The following settings are used and cannot be changed.

• Shutter mode: [Electronic]
• Shutter release sound, focused beep: only headphone output
• Touch sounds, self-timer sounds: silent
• Shutter at shutdown: open
• Long exposure noise reduction: [Disable]
• Flash firing: [Disable]
• AF-assist beam firing: [Disable]
• Self-timer lamp: not illuminated

When using lenses equipped with focus preset, consider turning off the focus preset beep.