Pentax ist - Manual (Page 122)

120
USING EXTERNAL FLASH
Using wireless High-speed sync flash with the AF360FGZ
1. Place the flash unit at the desired location.
2. Set the flash unit’s power switch to [WIRELESS]
3. Set the flash unit’s sync mode switch to HS (high-speed
sync.).
4. Set the wireless mode switch to S (Slave).
5. Press the flash pop-up button to enable the built-in flash to
be used.
6. Press the flash mode button until
is displayed.
7. Confirm that both the built-in flash
and external flash unit are fully
charged.
8. Focus on the subject and take the
picture.
✍
MEMO
• When the built-in flash is ready (fully charged), the will light in the
viewfinder when the shutter release button is pressed halfway down.
• The high-speed sync is only available when the shutter speed is faster
than 1/125 sec.
• Read the operating manual of the flash unit for more details.