User manual SIGMA EF-530 ST SA-STTL

[. . . ] Otherwise, it might cause fire or explosion. Caution!! Using the product disregarding this caution sign might cause injury or damage. Do not use this flash unit on any camera other than the SIGMA SA / SD series cameras; otherwise the flash may damage the circuitry of these cameras. When using the flash and camera in the rain or snow or near water, keep it from getting wet. It is often impractical to repair internal electrical components damaged by water. [. . . ] When the flash will not be used for an extended period of time, remove the batteries from the flash, to avoid the possibility of damage from leakage. As with any flash, it is recommended you carry spare batteries when on a long trip, or when photographing outdoors in cold weather. BATTERY LOADING 1. Be sure to set the Power Switch to the off position then slide, the battery cover in the direction of the arrow to open (fig. 2). 2. Be sure the + and ­ ends of the batteries are aligned according to the diagram in the chamber (fig. 3). 3. After few seconds, the Ready Lamp will light, indicating that the flash unit can be fired. 5. Please press the "Test Button" to be sure that the flash is working properly. If the battery power is not sufficient, or if there is an electronic information error, the flash coverage angle indicator will blink to indicate the condition. ATTACHING AND REMOVING THE FLASH TO AND FROM THE CAMERA Be sure turn off the Power Switch. Then insert the Shoe Base into the hot shoe on the camera and turn the Shoe Locking Ring until it is tight (fig. 4)(fig. 5). When you attach or remove the flash, grasp the bottom of the flash to prevent damage to the shoe foot and camera's hot shoe. If the camera's built-in flash is set in up position, please close it before you attach the flash unit. To remove the flash, rotate the shoe-locking ring in the opposite direction of LOCK mark, until it stops. TTL AUTO FLASH In the TTL AUTO Mode, the camera will control the amount of flash lighting to get the appropriate exposure for the subject. (In the case of SA-300, SA-300N and SA-5 set to " * " fully automatic mode) 2. If the flash coverage angle indicator blinks when you turn on the power of your flash, please make sure that the flash head bounce angle is adjusted to the normal (0°) position. After a picture is taken, and the film receives appropriate exposure, the Ready Lamp will blink. If the Ready Lamp does not blink, it indicates that the flash light was not sufficient for that particular situation. The AF Auxiliary Light will turn on automatically as you focus on a dark area. Note: Effective distance is up to about 0. 7 to 9 meter (2. 3-29. 5 feet). When the flash is fully charged, the flash mark will appear in the finder. If the shutter is released before the flash is fully charged, the camera will take the picture at a slow shutter speed, with no flash. To conserve battery power, the flash unit automatically turns itself off when the flash is not used within approximately 300 seconds. To turn the flash on again, depress the "TEST" button or the camera shutter button, halfway. [. . . ] Focus on the subject and set the camera's F-stop, using the exposure calculated by the formula shown below: F-stop = Guide Number (G. N. ) ÷ Flash to Subject Distance (m) 4. After the flash is fully charged, press he Shutter Release button to take the picture. Guide Number will change according to the Zoom Head position, (seechart. 2). Guide Number will also change according to film speed (ISO), (seechart. 3). [. . . ]