Samsung ML-2250/XBG Service Manual page 12

REFERENCE INFORMATION
2.4 Sample Tests Patterns
The sample patterns shown below are the standard test patterns used in the factory.
The life of the toner cartridge, developer cartridge and printing speed are measured with the pattern shown
below (5%). The 5% and 2% samples are reproduced reduced to 70% of the actual A4 size.
2.4.1 A4 5% Pattern
Traninung Manual
2-5
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