OPERATION GUIDE1.1. WINDOW DISPLAY1.2. STARTNormal start after 5 seconds countdown1.3 PROGRAM1 manual mode,16 pre-set programs, 1 body fat program ,3 countdown function , 3 users1.4. SAFETY LOCK FUNCTIONThe window shows"---" when take away the safety lock and the treadmill will stop quickly with "didi" alarmnoise. And put the safety lock on, the computer will display for 2 seconds and the date count down to “0”1.5. BUTTON FUNCTION1.5.1. START/STOP“START”--When the treadmill is not running, press this button to start, speed is “0.8”“STOP”--When the treadmill is running, press this button to stop, then set program default and then return tomanual mode after stopped.1.5.2 “PROGRAM” BUTTONWhen the treadmill is not running, press this button can circle choose from manual mode to pre-set modeP1-P15,U1-U3 and body fat;1.5.3 “MODE” BUTTONWhen the treadmill is not running, press this button to choose countdown modes:”H-1”,”H-2”,”H-3”;:H-1” isthe time countdown mode, and “H-2” is the distance countdown mode, “H-3” is the calorie countdown mode;press the “SPEED+/-” or “INCLINE+/-“button to adjust the data. After that, press the “START” button to startthis treadmill