Flash Sync Mode - Pentax K-7 Operating Manual

• P-TTL auto is only available with the AF540FGZ. AF360FGZ. AF200FG or
AF160FC flash unit.
• The _ will ight in the viewfinder when the flash is ready (fully charged).
• The flash does not discharge if the subject is bright enough when the flash
mode is _A or {_. Therefore. it may not be suitable for daylight-sync
shooting.
• Never press the { button when any external flash unit is attached to the
camera. The built-in flash will hit the external flash. If you want to use both at
once. set the wireless mode or connect them using the extension cord.
(p.180).
• For details such as operation method and effective distance, please read the
manual for the external flash.
Using High-Speed Flash Sync Mode
With the AF540FGZ or AF360FGZ, you can discharge the flash to take a
picture at a shutter speed faster than 1/180 seconds.
I
Remove the cover of the hot shoe and attach the external
flash (AF540FGZ or AF360FGZ) to the camera.
,2 Set the exposure mode to Tv or M.
Turn on the camera and the external flash.
Set the external flash sync mode to HS _ (High-speed
flash sync).
5 Confirm that the external flash is fully charged and then
take the picture.
_'_ ' The light in the viewfinderwhen the flash is ready (fully charged).
'_ ........ High'speed flash sync is available only when the shutter speed is faster than
1/180 seconds.
High-speed flash sync is not available when the exposure mode is set to B
(Bulb).
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