Epson 6200L - EPL B/W Laser Printer, Reference Manual, Page: 445 / 513

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Technical Specifications
Note:
This is the developer cartridge that comes with the EPL-6200 at the time
of purchase. The EPL-6200L comes with a developer cartridge that prints
up to 1,500 pages.
Photoconductor unit (S051099)
Note:
The number of pages you can print with a developer cartridge or a
photoconductor unit varies depending on the type of printing. If you
print a few pages at a time or print dense text exceeding the 5% print
ratio, the cartridge and/or unit may print fewer pages. The 5% print
ratio is equivalent to printing double-spaced standard text.
Storage temperature: 0 to 35 °C (32 to 95 °F)
Storage humidity: 30 to 85% RH
Shelf life: 18 months after production
Life: Up to 20,000 pages under the following
conditions: Letter or A4 size paper,
continuous printing, 5% print ratio