●Never use organic solvents such as paint thinner, alcohol or benzene to clean the flash unit.
●Avoid leaving the flash unit for extended period in places where the humidity and temperature are very high such as in a car.
●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.
●Do not use the flash unit where it may be directly exposed to rain, water, etc.
●Replace all the batteries at the same time. Do not mix battery brands, type or an old battery with a new one. It may cause explosion or overheating.
●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.
●Do not attach any accessories having either fewer or different (layout other than PENTAX standard) electrical contacts for the hot shoe or grip. Otherwise, some functions may not work properly.
●PENTAX 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 companies other than PENTAX.
●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.
●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 soft cloth.
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