43. PART NAMES AND FUNCTIONSTurns the power on or off.Held down to enter the functionsetting mode.Weighing mode (EW-i only):Changes the weighing range(when rng 0 is selected).pcs mode:Enters the sample unit weightstoring mode.% mode:Enters the 100% weightstoring mode.Outputs the weight data toa printer or computer, orenters a unit weight, 100%weight or other settingvalues to the balance.Switches the weighing unit(the weighing mode).Clears the display to zero.