Lexmark 250d - E B/W Laser Printer, Руководство по обслуживанию

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General information
1-1
4512-220, -230
1. General information
The Lexmark™ E250d and E250dn
are monochrome laser printers designed for single users or small
workgroups. This book contains information on E250n and E250dn. For information on E352dn, see
the 4512-430 service manual.
Models
There are two models covered in this manual:
•
E250d–16MB memory standard, a parallel USB (universal serial bus) connector, ENA support for USB
and/or parallel ports, and prints 30 pages per minute on letter-size paper (29 ppm on A4, 25ppm on legal).
•
E250dn–32MB memory standard, a parallel USB (universal serial bus) connector, ENA support for USB
and/or parallel ports, and prints 30 pages per minute on letter-size media (29 ppm on A4, 25ppm on legal).
Maintenance approach
The diagnostic information in this manual leads to the correct field replaceable unit (FRU) or part. Use the error
code charts, symptom index, and service checks to determine the symptom and repair the failure. See
“Diagnostic information” on page 2-1
for more information. See
“Repair information” on page 4-1
to help
identify parts. After completing the repair, perform tests as needed to verify the repair.