Canon imagePROGRAF TX-4000 MFP T36 series User Manual - Page 984
Checking for Nozzle Clogging, Cleaning the Print Head, Automatic Adjustment to Straighten Lines
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4937 Cause Print head position adjustment failed. What to Do Tap OK on the touch screen to dismiss the error and retry Print head alignment following the steps below. 1. Print a test pattern to check the nozzles. Checking for Nozzle Clogging 2. If the nozzle is blocked, clean the print head. Cleaning the Print Head 3. Retry Print head alignment. Automatic Adjustment to Straighten Lines and Colors If any print head nozzles are still blocked, replace the print head. Replacing the Print Head If the error appears again, the printer may be damaged. Contact a Canon customer service center. 984
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4937
Cause
Print head position adjustment failed.
What to Do
Tap
OK
on the touch screen to dismiss the error and retry
Print head alignment
following the steps
below.
1.
Print a test pattern to check the nozzles.
Checking for Nozzle Clogging
2.
If the nozzle is blocked, clean the print head.
Cleaning the Print Head
3. Retry
Print head alignment
.
Automatic Adjustment to Straighten Lines and Colors
If any print head nozzles are still blocked, replace the print head.
Replacing the Print Head
If the error appears again, the printer may be damaged. Contact a Canon customer service center.
984