Ricoh B286, Service Manual, Page: 616 / 622

Main Machine (B286/B289)
B286/B289 7-2 SM
copies/minute): B289: 3 cpm (A0/E SEF), 6 cpm (A1/D LEF)
Photoconductor: Organic photoconductor drum
Reduction/Enlargement:
Inch Version, Engineering:
Reduction: 25.0, 32.4, 50.0, 64.7%
Enlargement: 129.4, 200.0, 258.8, 400.0%
Inch Version, Architecture:
Reduction: 25.0, 33.3, 50.0, 66.7%
Enlargement: 133.3, 200.0, 266.7, 400.0%
Metric Version
Reduction: 25.0, 35.4, 50.0, 70.7%
Enlargement: 141.4, 200.0, 282.8, 400.0%
Zoom:
25 to 400% ( 1%/step)
200.1 to 400% ( 1%/step)
Resolution: Scanning 600 dpi, Printing 600 dpi
Gradation:
Scanning: 256 levels
Printing: 2 levels
Warm-up Time:
Less than 2 minutes
Room temperature 23°C, Plain Paper mode
AC 120V/220-240V
First Copy Time:
1
st
Roll Feed: 18 s (A1/LEF/D LEF)
Cassette: 19 s (A3 LEF/B LEF)
Manual Feed: 31 s (A1/LEF/D LEF)
Copy Number Input: Ten-key pad, 1 to 99 (standard sizes only)