![background image](/i/pentax/164612/pentax-af-540-fgz/h/pentax-af-540-fgz-063.png)
61
TTL Auto Flash
(TTL)
67
2
- In trailing curtain sync or contrast control sync mode, the flash mode
will automatically be switched to (TTL) when you press the shutter
release button halfway down, even if you have set it to manual (M).
645N
2
, 645N,
Z/PZ series, MZ/ZX
series (except MZ-M/
ZX-M), SFX
N
/SF1
N
,
SFX/SF1
- When the exposure mode is Programmed AE, Shutter Priority AE, or
Aperture Priority AE, the flash mode will automatically be switched to
(TTL), even if you have set it to manual (M).
- In trailing curtain sync or contrast control sync mode, the flash mode
will automatically be switched to (TTL) when you press the shutter
release button halfway down, even if you have set it to manual (M).
- If the camera exposure metering timer is on (information is displayed in
the viewfinder), you cannot select (A) or (M) by pressing the flash mode
button (MODE).
- You cannot use (TTL) with the SF7/SF10.
645, Super A/
Super Program, LX
-
Auto Flash (A)
Aperture setting
capable PENTAX
single lens reflex
cameras
- Under the following conditions, autofocus cameras can also use (A).
- The camera exposure mode is set to manual exposure.
- The camera exposure metering timer is off.
- With the following combinations of cameras and exposure modes, you
cannot photograph correctly if the aperture is set to a value brighter than F2.
Camera: Z-5P, Z-5, Z-1P/PZ-1P, Z-1/PZ-1, SFX
N
/SF1
N
, SF7/SF10, SFX/SF1
Exposure mode: Programmed AE and Shutter Priority AE modes
Manual Flash
(M)
Aperture setting
capable PENTAX
single lens reflex
cameras
-
Flash Mode
Camera
Notes
AF540FGZ_OPM_ENG.book Page 61 Friday, January 14, 2011 12:44 PM