Epson AcuLaser C1900 - Reliability and Maintainability; Reliability

EPSON AcuLaser C1900/AcuLaser C900 Revision B
Product Description Basic Specifications 32
1.2.4 Reliability and Maintainability
1.2.4.1 Reliability
 MPBF/MTBF
 Main unit: 35,000 pages or more / 3,000 hours or more
*1
NOTE: *1: Monthly operating hours: Over 300 hours (average)
 Paper Feed Reliability
*1
Note *1: Standard environment: 15 ~ 25°C, 35 ~ 70%RH
Defines the reliability of humidity-no adjusted paper of the plain paper (A4, Letter).
*2: Multiple-sheet feed rate does not include performance at the boundary between the
original paper and the replenished paper that occurs after replenishing paper.
*3: 1 C indicates 1 mm of crease at a corner.
 Printing Start Position Accuracy
 Skew
The table below shows specification values converted to dot-2 pattern reference.
Metric length
Table 1-14. Paper Feed Reliability
Simplex printing Duplex printing
Paper jam rate 1/2000 sheets or less 1/1000 sheets or less
Miss-feed 1/2000 sheets or less -
Multiple-sheet feed rate
*2
1/500 sheets or less -
Wrinkled paper 1/1000 sheets or less 1/500 sheets or less
Creased paper at the top edge
(for 1 c or more
*3
)
1/1000 sheets or less 1/500 sheets or less
Simplex
printing
Main scanning
direction
reference
position (c)
±2.0mm
Sub scanning
direction
reference
position (a)
±2.5mm
Duplex
printing
Main scanning
direction
reference
position (c)
±3.0mm
Sub scanning
direction
reference
position (a)
±2.5mm
Table 1-15. Skew
A4
Simplex
printing
Main scanning direction (|c-d|)
Sub scanning direction (|a-b|)
2.12 mm
1.56 mm
Duplex
printing
Main scanning direction (|c-d|)
Sub scanning direction (|a-b|)
3.19 mm
2.60 mm
Table 1-16. Skew
A4
Simplex
printing
Main scanning direction (|c-d|)
Sub scanning direction (|a-b|)
195.58 mm
281.61 mm
Duplex
printing
Main scanning direction (|c-d|)
Sub scanning direction (|a-b|)
195.58 mm
281.61 mm
Printing Area
Paper Feed Direction