Lexmark T642 Service Manual - Page 26

4061-xx0 Power requirements Average nominal power requirements for the base printer configuration (110 volt). Power levels are shown in watts (W). Maximum current is given in Amperes (A). Printing states Off (all models) Idle-average power Power Saver on Power Saver off Continuous printing Printing-maximum current 100 V 120 V 230 V Lexmark T640 Lexmark T640n .05 W 20 W 90 W 675 W 7.8 A 7.2 A 3.4 A Lexmark T642 Lexmark T642n .05 W 20 W 95 W 830 W 8.9 A 8.0 A 4.1 A Lexmark T644 Lexmark T644n .05 W 20 W 95 W 830 W 8.9 A 8.0 A 4.1 A Electrical specifications Low voltage model • 100 to 127 V ac at 50 to 60 Hz nominal • 90 to 137 V ac, extreme High voltage model • 220 to 240 V ac at 50 to 60 Hz nominal (not available in all countries) • 190 to 259 V ac, extreme Notes: • Using a 220 to 110 power converter with the 110 volt printer is not recommended. • All models are ENERGY STAR qualified. • The default timeout to power saver is 30 minutes for all models. 1-6 Service Manual