General information
The Lexmark
TM
CS720 and CS725 are network‑capable, A4 laser printers that print both color and monochrome
print jobs. All information in this service manual pertains to all models unless explicitly noted.
The printers are available in the following models:
Model Configurations Machine type / model
CS720dte 4.3-in. color touch screen display, duplex print,
networking, additional 550-sheet tray
5028-135
CS720de 4.3-in. color touch screen display, duplex print,
networking
CS725dte 4.3-in. color touch screen display, duplex print,
networking, additional 550-sheet tray
5028-630
CS725de 4.3-in. color touch screen display, duplex print,
networking
C4150 4.3-in. color touch screen display, duplex print,
networking
5028-639
For information on diagnosing a problem, see “Diagnostic information” on page 33. For information on
removing and reinstalling parts, see
“Repair information” on page 253 for information about removing and
reinstalling parts. For information on identifying the parts, see
“Parts catalog” on page 412.
Finding the serial number
Open the front cover, and then
find
the serial number at the lower left side of the printer.
5028
General information
25