General information 1-5
5061
Power and electrical specifications
Average nominal power requirements for the base printer configuration (110 volt). (Power levels are shown in
watts.) Maximum current shown in amp ergs.
Notes:
• Using a 220V ac to 110 V ac power converter with the 110 volt printer is not recommended.
• Using an inverter (12 V dc to 120 V ac, for example) to power the printer is not recommended.
• The C77xn, C77xdn, and C77xdtn and C78xn, C78xdn, and C78xdtn are Energy Star-compliant. These
models include:
Electrical specifications
110 Volt model
• 110 to 127 V ac at 47 to 63 hertz (hz) nominal
• 99 to 137 V ac, extreme
Operating clearances
Printing states Lexmark C77x(n) Lexmark C77xdn Lexmark C78x(n) Lexmark C78xdn
Printing—average power (W)
Base model 500 500 675 675
All options 540 540 675 675
Idle—average power
Power Saver On 30 31 25 27
Power Saver Off 180 180 150 150
Printing—maximum
current (110 V)
10.2 10.2 11.9 11.9
Printer Side Model Measurement
Left side
1
All 24 in. (609.6 mm)
Right side All 15 in. (381 mm)
1
Front All 20 in. (508 mm)
Rear All 12 in. (304.8 mm)
Top
2
C77x(dn)/C78x(dn) 42 in. (1,066.8 mm)
2
C77xdtn/C78xdtn 34 in. (863.6 mm)
2
1
Allow 48 in. (1,219.2 mm) clearance to the left if you are adding a banner option to the C772 or C782.
2
Allow clearance above the printer for front door clearance, and for adding options, such as additional input
drawers, output expander, StapleSmart finisher, or 5-bin mailbox.