Print method Electrophotography by semiconductor laser beam scanning Resolution 600 x 600dpi (for Windows/DOS) 300 x 300dpi (under Apple Macintosh using optional RS-100M) 1200 x 600dpi (Horizontal x Vertical) (for Windows DIB graphics) Print speed 10 page/minute (when loading Letter-size paper from the multipurpose sheet feeder 1) Warm-up Max. 30 seconds at 23°C (73.4°F) First print 15 seconds (when loading Letter-size paper from the multipurpose sheet feeder 1) Print media Toner cartridge Life Expectancy: 2,200 pages/cartridge (when printing A4 or letter - size paper at 5% print coverage) Developer Drum unit, separated from toner cartridge Life Expectancy: 20,000 pages/drum unit (4% coverage, continuous printing) at 20 pages per job 8,000 pages at 1 page per job