General information
• “Paper guidelines” on page 29
• “Data security notice” on page 33
• “Tools required for service” on page 33
The Lexmark
TM
MX71x and MX81x are network‑capable, multi‑function laser printers that print monochrome print
jobs. The operator panel is touch‑sensitive and lets the user adjust the viewing angle. 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
MX710de 3 Laser Mono MFP Duplex, Network, Touch panel 7463‑032
MX710de 4 Laser Mono MFP Duplex, Network, Modem, Touch panel 7463‑036
MX710dhe 4 Laser Mono MFP Duplex, Network, Modem, Touch panel,
HD
7463‑037
MX711de 3 Laser Mono MFP Duplex, Network, Touch panel 7463‑232
MX711de 4 Laser Mono MFP Duplex, Network, Modem, Touch panel 7463‑236
MX711dhe 4 Laser Mono MFP Duplex, Network, Modem, Touch panel,
HD
7463‑237
MX810de Laser Mono MFP Duplex, Network, Modem, Touch panel,
HD
7463‑436
MX811de Laser Mono MFP Duplex, Network, Modem, Touch panel,
HD
7463‑636
MX812de Laser Mono MFP Duplex, Network, Modem, Touch panel,
HD
7463‑836
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 267
for information about removing and reinstalling parts. See “Parts catalog” on page 672 to help identify parts.
Paper guidelines
Paper characteristics
The following paper characteristics affect print quality and reliability. Consider these factors before printing on them:
7463
General information
29