Chapter 11-20Do not turn off the main power switch or the control panel power switch.(Otherwise, the machine may fail to operate.)F-1-261.2.2.4 Control Panel 0007-3163iR2270 / iR2870 / iR3570 / iR4570 / / / /F-1-27T-1-251.2.2.5 Control Panel 0008-8219iR2230 / / iR3530 /[1] Reset key [10] Clear key[2] Keypad [11] ID key[3] Control panel power switch [12] Image contrast adjustment dial[4] Counter Check key [13] User Mode key[5] Stop key [14] Help key[6] Start key [15] Touch panel[7] Main power lamp [16] Touch pen holder[8] Error lamp [17] Touch pen[9] Execute/Memory lampON/OFF1 2 3Display ContrastAdditional FunctionON/OFFClearErrorStart/Memory Main Power1 2 34 5 67 8 90[2][1] [3][4][5][6][7][8][9][10][11][12][13][14][15][16][17]