. OPERATION EXPLANATION OF COMPONENTS (multi-information). the buzzer cancel switch to U cancel switch is operated to U , the liquid crystal display panel B 3 - 32 3. Adjusti ng contrast of liq uid crystal displa y panel B (multi-information) 1) The mode for contras On to this screen, op switch to the scr 2) The contrast can be adjusted by operating th e information switch. The becomes; the > p lower the numb osition: Number er, the lighter the screen becomes. increases 3) Wh contras t of the (multi-information) i REMARK To r eturn to the maintenanc e mode, operate the buzzer cance l switch to t.