1-6 Service Manual
7526
Electrical and power specifications
The following table specifies nominal average power requirements for the basic printer configurations. All power
levels are shown in Watts (W). Maximum current is given in Amperes (A).
Low-voltage models
• 110 to 127 V at 50 to 60 Hertz (Hz) nominal
• 90 to 135 V, extreme
High-voltage models
• 220 to 240 V at 50 to 60 Hz (not available in all countries)
• 198 to 254 V, extreme
Notes:
• Using a power converter or inverter with the Lexmark X740 Series MFPs is not recommended.
• The X746/X748 models are ENERGY STAR qualified.
• All models ship with Sleep Mode = On.
• The default time out to Sleep Mode is 30 minutes for all models.
Lexmark X746de Lexmark X748de/dte
Printing states
Off 0 W 0 W
Sleep mode 11 W 11 W
Hibernate 0.5 0.5
Ready mode 55 W 55 W
Copying 600 W 600 W
Simplex printing 560 W 560 W
Duplex printing 435 W 435 W
Scan (ADF) 85 W 85 W
Typical Electricity Consumption (TEC)
Default settings 4.5 kwh/week 4.5 kwh/wk
Eco Mode settings 3.1 kwh/week 3.1 kwh/wk
Maximum current while printing
100 Volts 9 A 9 A
120 Volts 8 A 8 A
230 Volts 4 A 4 A
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