![background image](/i/pentax/164612/pentax-af-540-fgz/h/pentax-af-540-fgz-005.png)
3
Precautions for Your Flash Unit
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Never use organic solvents such as paint thinner, alcohol or benzine to clean the flash unit.
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Avoid leaving the flash unit for extended period in places where the humidity and temperature are very high
such as in a car.
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Be careful not to subject the flash unit to strong vibrations, shock or pressure. Use a cushion to protect the flash
unit when carrying it in a motorcycle, car, boat, etc.
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Do not use the flash unit where it may be directly exposed to rain, water, etc.
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When using the flash unit off the camera, do not try to attach any metallic object to the electric contacts or to
mount incompatible accessories. Otherwise, the TTL auto mechanism may be damaged or rendered
inoperable.
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Periodic checks are recommended every 1 to 2 years in order to maintain high performance. If the unit has not
been used for an extended period of time, or is being readied for an important shoot, it is recommended that
you take a test flash with the test button and test shoot with it. Test flash is also important to maintain optimum
performance.
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Avoid contact with garbage, dirt, sand, dust, water, toxic gases, salt, etc. When the flash unit is subjected to rain
or moisture, wipe it off with a dry cloth.
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When photographing black or white subjects, use exposure compensation.
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Do not attach any accessories such as the hot shoe grip which have the different number of electrical contacts.
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We will not be held responsible for any accidents or damage, etc. caused due to the use of this product with
cameras and accessories made by the other companies.
AF540FGZ_OPM_ENG.book Page 3 Friday, January 14, 2011 12:44 PM