General information 1-1
4061-xx0
1. General information
The Lexmark™ T64x laser printers are letter quality page printers designed to attach to IBM-compatible
personal computers and to most computer networks.
The Lexmark T64x laser printers are available in the following models:
Maintenance approach
The diagnostic information in this manual leads you to the correct field replaceable unit (FRU) or part. Use the
service error codes, user status messages, user error messages, service checks, and diagnostic aids to
determine the printer problem and repair the failure. After you complete the repair, perform tests as needed to
verify the repair. See “Start” on page 2-1.
Model name Configuration Machine type
Lexmark T640 Non-network 4061-000
Lexmark T640n Network 4061-010
Lexmark T642 Non-network 4061-200
Lexmark T642n Network 4061-210
Lexmark T644 Non-network 4061-400
Lexmark T644n Network 4061-410