Lexmark E238, Service Manual, Page: 23 / 259

General information
1-1
4511-xxx
1. General information
The Lexmark™ E238, E240, E240n, E340, and E342n printers are
monochrome laser printers designed for single users or small workgroups.
Models
There are five models:
•
E238—16MB memory standard, a USB (universal serial bus) port, a
parallel port, and prints 25 pages per minute on letter-size paper
(24 ppm on A4).
Note: The optional 550-sheet tray is not supported.
•
E240—16MB of memory standard, a parallel port, a USB port, and
prints 27 ppm on letter-size paper (26 ppm on A4).
•
E240n—32MB of memory standard, an integrated Ethernet adapter, a
parallel port, a USB port, and prints 27 pm on letter-size paper (26 ppm
on A4).
•
E340, 32MB of memory standard, a parallel port, a USB port, and
prints 30 ppm on letter-size paper (28 ppm on A4).
•
E342n, 32MB of memory standard, an integrated Ethernet adapter, a
parallel port, a USB port, and prints 30 ppm on letter-size paper
(28 ppm on A4).
Maintenance approach
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 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.