General information
The Lexmark
TM
CX310, CX410, and CX510 (7527‑2xx, 7527‑4xx, 7527‑6xx) are network‑capable, multi‑function laser
printers that print both four‑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
CX310n Duplex network printer, simplex ADF/scanner, 2.4 inch
touchscreen
7527‑211
CX310dn Duplex network printer, simplex ADF/scanner, 2.4 inch
touchscreen
7527‑231
CX410e Simplex network printer, 4.3 inch touchscreen, FAX 7527‑415
CX410de Duplex network printer, duplex ADF/scanner, FAX 7527‑436
CX510de Duplex Network, Duplex ADF/scanner, 7 inch touchscreen,
FAX
7527‑636
CX510dhe Duplex Network, Duplex ADF/scanner, 7 inch touchscreen,
FAX, Hard drive
7527‑637
XC2132 Duplex Network, Duplex ADF/scanner, 7 inch touchscreen,
FAX, Hard drive
7527‑697
The diagnostic information in this manual leads you to the correct field replaceable unit (FRU) or part. Use the error
code charts, symptom index, and service checks to determine the symptom and then repair the failure. After you
complete the repair, perform tests as needed to verify the repair.
To begin diagnosing a problem, go to
“Diagnostic information” on page 35. See “Repair information” on page 227
for information about removing and reinstalling parts. See
“Parts catalog” on page 360 to help identify parts.
Media guidelines
• “Paper guidelines” on page 23
• “Using recycled paper and other office papers” on page 26
• “Using specialty media” on page 26
• “Supported paper sizes, types, and weights” on page 29
Paper guidelines
Select the correct paper or specialty media to reduce printing problems. For the best print quality, try a sample of the
paper or specialty media before buying large quantities.
Paper characteristics
The following paper characteristics affect print quality and reliability. Consider these characteristics when evaluating
new paper stock.
7527
General information
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