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Learning about the printer
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Learning about the printer
Identifying printers
Use the following table to determine the features and options of your Lexmark™ T640, T642, or T644 printer.
The illustrations aid you in determining the installation location of options attached to the printer. For more information
about installing input options, see Installing and removing options or the instructions that came with the option.
Models
The printer is available in three base models The following table indicates some of the differences between the models.
CAUTION: Do not set up this product or make any electrical or cabling connections, such as the power cord or
telephone, during a lightning storm.
T640 T642 T644
Input capacity 250 sheets 500 sheets 500 sheets
Output capacity 250 sheets 500 sheets 500 sheets
Standard memory, non network/network 64MB/64MB 64MB/128MB 128MB/128MB
Maximum memory capacity, non network/network 576MB/576MB 576MB/640MB 640MB/640MB
Option card connectors 1 2 2