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Help Guide 25
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Reliability
Parameter Reliability
Mean Time Between Failures 10,000 hours at 25% duty
(MTBF) cycle and 35% page density
Mean Time to Repair 15 minutes
(MTTR)
Printhead Life 200 million characters
average in 10 cpi draft mode
at 25% duty and 35% page
density
Ribbon Life (on average, 2 million characters
10 cpi utility)
Paper Width Minimum: 3"
Maximum, ML 3390: 10"
Maximum, ML 3391: 16"
Paper Weight 45 to 90 g/m² (12 to 24 lb.)
Paper Thickness Rear Feed: 0.36mm (0.014") max.
Bottom Feed: 0.44mm (0.017") max.
Paper Specifications
Paper Type Feed Weight Width Range*
Cut sheets Top Only 58 - 90 g/m² ML3390: 182.9 - 215.9mm
(14-24 lb.) (7.2" - 8.5")
ML3391: 182.9 - 363.2mm
(7.2 to 14.3")
Single-part Rear, 45 - 90 g/m² ML3390: 76.2 - 254mm
continuous Bottom (12-24 lb.) (3-10")
forms ML3391: 76.2 - 406.4mm
(3-16")
Carbonless Rear, 34 - 41 g/m² ML3390: 76.2 - 254mm
continuous Bottom (9-11 lb.) (3-10")
forms ML3391: 76.2 - 406.4mm
(3-16")
Interleaf Rear, 38 - 45 g/m² ML3390: 76.2 - 254mm
continuous Bottom (10-12 lb.) (3-10")
forms Carbon 34g/m² ML3391: 76.2 - 406.4mm
(9 lb.) (3-16")
Labels Bottom ML3390: 76.2 - 254mm
Only (3-10")
ML3391: 76.2 - 406.4mm
(3-16")
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