User manual SIGMA EF-610 ST NA-ITTL

[. . . ] To make the most of all these features, and to get the maximum performance and enjoyment from your flash, please read this instruction booklet, together with your camera's instruction manual, before using the flash, and also keep it handy for your future reference. PRECAUTIONS Warning !! Symbol denotes the important points, where warning and caution are required. Symbol contains information regarding the actions that must be avoided. Using the product disregarding this warning sign might cause serious injury or other dangerous results. To avoid electric shock or burns, do not attempt to disassemble the flash. If the outside shell of the unit is broken or cracked, do not touch the mechanism inside. [. . . ] Please replace batteries if it takes more than 30seconds to light the Ready Lamp. To assure proper electrical contact, clean the battery terminals before installing the batteries NiCad batteries do not have standardized contacts. If you use NiCad batteries, please confirm that the battery contacts touch the battery compartment properly. To prevent battery explosion, leakage or overheating, use four new AA batteries of the same type and brand. Do not disassemble or short-circuit batteries, or expose them fire or water; they may explode. Also, do not recharge the batteries other than Ni-Cd rechargeable batteries. 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. 1. 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. If the Ready Lamp blinks, the flash power is not sufficient for that situation. If you use the AF camera with AF lens, the AF Auxiliary Light will turn on automatically as you focus on a subject in a dark area. However the AF Auxiliary Light will not light up if central focus area is not selected. 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 80seconds. To turn the flash on again, depress the "TEST" button or the camera shutter button, halfway. In case of the combination with on the above chart, the flash coverage angle will be set automatically, according to focal length of the attached lens. In case of attaching the AF zoom lens, the flash coverage angle will be changed according to lens zoom setting. In case of other combinations, the flash coverage angle will be set to 24mm. Please refer tochart. 1for the effective distance ranges (ISO100). MANUAL FLASH OPERATION This flash unit can be used in Manual Mode at full power and at 1/16 power. Slide the flash unit's Power Switch to MH (full flash power) or to ML (1/16 flash power). [. . . ] The coverage angle setting of the flash will be set to 17mm automatically. The flash coverage angle indicator will show that the wide panel is in use by blinking the both end values (24mm and 105mm) slowly (1sec each time). If the built-in wide panel comes off accidentally, adjustment mechanism of flash coverage angle will not function. In this case please contact the store where you ATTACHING AND REMOVING THE FLASH TO AND FROM THE CAMERA Be sure turn off the Power Switch. [. . . ]