Service Test Pattern - Canon G1000 Series Service Manual

(5) Service Test Pattern

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Check 1: Top of form accuracy, skewed paper feeding, left margin, and carriage (outermost) accuracy
Check 2: Nozzle check pattern print (Ink must be ejected from all nozzles, No improper color mixture)
Check 3: Straight line accuracy (No remarkable dot mis-alignment on a line)
Check 4: EEPROM information (See (6) EEPROM information
(55/80)
for details.)
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QY8-13EX-040