Lexmark T640, T642, T644 - Lexmark CX310 Compatibility Manual

Printer specifications

Lexmark T640, T642, T644

The Lexmark T640, T642, and T644 print on many labels designed for use with laser printers.
The following table lists the maximum weights supported by the trays and the multipurpose feeder.
Overview of card stock and label support
Grain
Paper source direction
Integrated tray grain long
grain short
Optional grain long
250‑sheet
grain short
drawer
Optional grain long
500‑sheet
grain short
drawer
Multipurpose grain long
feeder*
grain short
* Due to label design characteristics, unacceptable feeding may be experienced from the multipurpose feeder.
Media specifications
Labels Thickness:
Smoothness:
* 150–250 Sheffield is optimal. Using media higher than 300 Sheffield could result in printing degradation.
Card stock Weight:
Card stock
Index
Bristol Tag
2 2
163 g/m 163 g/m
2 2
199 g/m 203 g/m
2 2
120 g/m 120 g/m
2 2
163 g/m 163 g/m
2 2
163 g/m 163 g/m
2 2
199 g/m 203 g/m
2 2
120 g/m 120 g/m
2 2
163 g/m 163 g/m
0.102–0.305 mm (0.004–0.012 in.)
100–400* Sheffield
Up to 199 g/m
Up to 203 g/m
Cover Paper
2 2
176 g/m 180 g/m
2
216 g/m
2 2
135 g/m 163 g/m
2
176 g/m
2 2
176 g/m 180 g/m
2
216 g/m
2 2
135 g/m 163 g/m
2
176 g/m
2
Index Bristol (90 lb)
2
Tag (100 lb)
Labels
Dual‑web
paper Polyester
2 2
180 g/m 220 g/m
2 2
163 g/m 220 g/m
2 2
180 g/m 220 g/m
2 2
163 g/m 220 g/m
102
Vinyl
2
300 g/m
2
260 g/m
2
300 g/m
2
260 g/m