3-4
Specification
Printing with 1st paper tray 50 dBA or less
with 2nd/3rd paper tray (incl duplex print) 52 dBA or less
with 4th paper tray (incl duplex print) 54 dBA or less
Reference: with multi-function feeder 53 dBA or less
Standby mode 40 dBA or less
0.08 ppm or less (within 28 m2 tightly-closed environment, 6 hours
printing, 25˚C 50%RH)
According to UL478 Section 45 test procedure
Density Screen Level OD ratio: 0.9 or more
Difference ∆OD ratio: 0.3 or less
Resolution The following vertical line and horizontal line are
discernible.
600 dpi: 2-dot line/3-dot space
1200 dpi: 4-dot line/5-dot space
Fusibility 75% or more (average of 9 points of OD ratios per
sheet, room temperature and humidity, tape peeling
method, recommended paper)
Dot pitch Main scan direction: ±5%
Subscan direction: ±20%
Single line pitch 0.6 mm or less at 1/6-inch pich
Cumulative line pitch (Note 4) ±0.8% or less at over 1/6-inch pitch
Linearity 0.6 mm/200 mm
Parallelism 1.0 mm/200 mm
Perpendicularity 1.2 mm/200 mm
Registration Left side: 5 ±2.5 mm
Top: 5 ±2.0 mm (at the width center)
Skew 0.5˚ or less (2.53 mm/290 mm)
Smearing ∆OD ratio: 0.02 or less
Black dot 0.3 to 1.0 mm: 8 max. per drum cycle and
0.6 to 1.0 mm: 1/drum cycle max.
White dot 0.3 to 1.2 mm: 8 max, per drum cycle and
0.8 to 1.2 mm: 1/drum cycle max.
Jam (including pick error): single-sided; 1/3,000 sheets
double-sided; 1/1,500 sheets
Double feed: 1/2,000 sheets
Conditions and environment
• Loading errors are to be excluded. (The loading procedure is as
specified in the user’s manual.)
• The uppermost and lowermost sheets of paper in a package are to
be removed.
• Paper feeding errors due to sheets at the boundary between old
stack of paper and new stack of paper are to be excluded.
• The maximum number (250/500) of sheets of paper are to be
loaded on the paper tray at a time.
• 23˚C and 50% RH
• Recommended paper
• Size: A5, A4, A3, Letter, Legal, Executive, Ledger, JIS-B4, JIS-
B5
No.
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Item
Noise (ISO 7779)
Ozone emission
Print quality
Notes:
1) This specification applies to the
recommended paper.
2) The print area is as specified in
No. 11.
3) The environmental conditions
are: 10 to 32.5˚C, 20 to 80%
RH.(max wet-bulb 29˚C)
Print precision
Notes:
1) This specification applies to the
recommended paper.
2) The print area is as specified in
No. 11.
3) The environmental conditions
are: 10 to 32.5˚C, 20 to 80%
RH.
4) At room temperature and
humidity
Printing defects (*12, *13)
Notes:
1) This specification applies to the
recommended paper.
2) The environmental condidtons
are: 10 to 32.5˚C, 20 to 80%
RH.
Paper transport stability (*13)
Notes:
1) This specification applies to the
recommended paper.
2) No options
To be continued to the next page