Verification Items - Canon PIXUS iP8600 Service Manual

3-4. Verification Items

(1) Service test print
<Print check items>
On the service test print (sample below), confirm the following items:
- Check 1, top of form accuracy: The line shall not extend off the paper.
- Check 2, EEPROM information
- Check 3, nozzle check pattern: Ink shall be ejected from all nozzles
- Check 4, halftone: There shall be no remarkable streaks or unevenness.
- Check 5, uneven printing due to carriage movement: There shall be no remarkable streaks or unevenness.
- Check 6, vertical straight lines: The line shall not be broken.
- Check 7, CD-R detection sensor light volume correction / automatic print head alignment: The results shall be OK.
- Check 8, index pattern: The patterns shall be printed in multiple levels (stepped).
- Check 9, model name: iP8500 for non-Japan model, iP8600 for Japan model.
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