4-51
Confidential
[ 4 ] Print head mechanism
Defective component Result Error codes
Maintenance unit
Head caps or wiper
- Any of the following images may appear on the printout: ---
Tube pump - The tube pump will not draw out ink from the head
nozzles.
---
Purge cam switch - The purge cam switch will not detect the purge cam ON/
OFF timing.
50, 51, 52
Cap lift cam switch - The cap lift cam switch will not detect the ON/OFF
timing of the cap lift cam.
70, 71, 72
Defective component Result Error codes
Head/carriage unit and
carriage PCB ASSY
- Any of the following images may appear on the printout: ---
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