User manual SUNPACK PZ40X SO　

[. . . ] Make sure to observe the instructions. WARNING Do not attempt to open, repair, or modify this unit. It contains Do not place the unit in an unstable position, otherwise, the unit may fall or drop accidentally, causing damage to the unit or personal injury. Other Precautions Do not clean the unit with benzene or other solvents. This can result in discoloration or deformation of the unit. [. . . ] The battery compartment is designed to prevent incorrect insertion. The PZ40X will not operate if the batteries are installed incorrectly. Press the battery cover in and forward, until it snaps into place. When the unit is switched on, it will start charging with a slight humming sound and the "Ready Light" will come on when charging is completed. To turn the power off slide the switch to the "OFF" position. The "Ready Light" will go off and the unit will not flash. will not be available for several seconds. We suggest that you wait a few seconds after the Ready Light activates to achieve maximum output. * If it takes longer than 30 seconds for the "Ready Light" to come back on, when the flash is fired in Full Power Mode, replace the batteries with a fresh set. Mounting the PZ40X to the camera *When mounting or detaching the PZ40X from the camera, always make sure the ON/OFF Switch is to the "OFF" position, or damage may occur. Slip the unit onto the camera's hot shoe. Turn the knurled lock ring to firmly affix the flash unit. When the PZ40X is used with Sony alfa series cameras, the shutter speed is set automatically. When used with other cameras, please set the shutter speed to the appropriate flash sync speed (check your camera manual). Automatic shut-down In order to save battery life, the PZ40X automatically switches to the Power Saving Standby Mode after about 5 minutes. The LCD panel will go blank and the flash ready light will turn off. To reactivate the flash, simply slide the switch to the "OFF" position and then back to the "ON" position, or lightly depress the camera's shutter release. The flash ready indicator will go on again after a brief delay. * When using Sony alfa series cameras, lightly depress the camera's shutter *Before mounting the flash unit onto the camera, please turn the flash unit off. If it is turned on, the flash unit may self-fire, or damage the flash unit may result. We recommend that you use Sunpak rechargeable NiMH (nickel metal-hydride) batteries when possible. They provide shorter recycling times, an increased number of flashes per set, as well as energy-saving benefits. * The flash is ready to fire as soon as the Ready Light is lit. However, full power release, or simply slide the switch to the "OFF" position and then back to the "ON" position. * When using cameras other than Sony alfa series, push the ready button or simply slide the switch to the "OFF" position and then back to the "ON" position. [. . . ] Aim the flash head at a point on the bounce surface, halfway between the flash and the subject. Normally, when the flash is bounced off a surface, it will usually lose 25 % power or more, even when the surface is white. Therefore, when a bounce flash photo is taken in TTL mode, it is recommended that you select a larger aperture than for a direct flash photograph. *Bounce your flash off a white surface whenever possible to achieve the best overall illumination level. [. . . ]