Specifications; Resolution; Data Streams; Print Speed And Performance Print Speed - Lexmark T640 Service Manual

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Specifications

Resolution

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1200 1200 dpi
•
2400 Image Quality
•
1200 Image Quality
•
600 x 600 dpi

Data streams

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PostScript 3 emulation
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PCL 6 emulation
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PPDS migration tool
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PDF v1.5 emulation

Print speed and performance print speed

Performance

Performance speed depends on:
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Interface to the host (USB, serial, parallel, network)
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Host system and application
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Page complexity and content
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Printer options installed or selected
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Available printer memory
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Media size and type
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Resolution

Time to first print

Simplex printing from Ready on full-size media (seconds)
Letter
8.5 in. x 11 in.
A4
8.3 in. x 11.7 in.
Legal
8.5 in. x 14 in.
Simplex printing from Power Saver on full-size media (seconds)
Simplex Letter
The test job consists of the character "A" followed by a form-feed (single page job). The first copy time is
defined as the elapsed time from pressing Enter on the PC keyboard to the page exiting to the output bin. All
tests pick paper from the indicated tray, and the page exits into the primary output bin.
1-4
Service Manual
Lexmark T640,
Lexmark T640n
1200 dpi 600 dpi
11.7 6.0
17.0 11.4
14.5 12.1
25.3
Lexmark T642,
Lexmark T642n
1200 dpi 600 dpi
12.1 8.5
22.7 13.0
24.3 24.3
28.2
Lexmark T644,
Lexmark T644n
1200 600 dpi
12.1 8.5
22.7 13.0
24.3 13.5
28.2