
Power Management: Switch to the ON position, and the flash will start charging (the charging indicator is dim). After several seconds, the charging indicator turns red and TT560 is then ready to shoot. For a test flash, simply press the test button. If the red charging indicator lamp flickers, it indicates low battery. In such case, the power will turn off automatically and you need to replace the batteries. After use, turn power switch to OFF position. Power Control: The flash unit has 8 steps of power output control which indicated by 8 pieces of LED lamp for different level. Press '+' and '-' to raise and lower power: 1/128,1/64,1/32,1/16,1/8,1/4,1/2,1/1