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Pentax K20D User Manual

Page 98

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97

Shoot

ing Funct

ions

4

The shutter speed is locked at 1/180 seconds. Use this when using an
External flash that does not automatically change the shutter speed.

1

Set the mode dial to M.

Using the M (Flash X-Sync Speed) Mode

• Turn the rear e-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] and exposure mode is set to M (Flash

X-sync speed) mode, the sensitivity is the lowest sensitivity set in “Setting the
Range of Automatic Correction in AUTO” (p.78).