Service manual

EPSON Stylus Photo R260/R265/R270, R360/R380/R390 Revision B
Troubleshooting Troubleshooting by Symptom 54
Printing cannot be made properly (printed image is faint, blurry, smeared, or etc.)
Waste ink is not properly drained out of the Printhead or the Cap Unit.
Table 3-19. Troubleshooting Printing Problems
Symptom Possible Cause Check Point Remedy
The carriage moves
normally, but the
printed image is
abnormal.
Ink cartridge failure
Replace the ink cartridge with a new one, and make a test print.
The printed pattern has no missing dots?
The cartridge is defective. Use the new one.
Poor connection of the
Head FFC
Is the FFC not properly connected to the CSIC Board and the
Main Board?
Connect the FFC correctly.
Cleaner Blade failure
Is there any dust or foreign matter on the Cleaner Blade? Remove the dust or foreign matter on the Cleaner Blade, or
replace the blade.
Poor connection of the
Head FFC
Check the FFC using a tester. Is there any abnormality in the
result?
Replace the Head FFC.
A malfunction of the
Printhead
Run a cleaning cycle and make a test print. Repeat the operation
several times. Does the problem still appear?
Replace the Printhead.
Ink leakage, clogging
Is there any ink leakage found in the Printhead? Reinstall the ink cartridge correctly. If this does not solve the
problem, replace the ink cartridge, or the Printhead.
Table 3-20. Troubleshooting Waste Ink Problems
Symptom Possible Cause Check Point Remedy
Waste ink is not
properly drained out of
the Printhead or the Cap
Unit, and not properly
transported to the Waste
Ink Tube.
The pump tube failure Is there any collapsed sections of the tube? Replace the Ink System.
Cap failure
Is there any foreign matter on the cap, or is the cap damaged? Remove the foreign matter on the cap with a cotton swab.
Replace the cap in case that the cap is damaged.
Disconnection of the
tube
Is the tube disconnected from the Cap Unit? Connect the tube correctly.
A malfunction of cap
movement
Is the Compression Spring of the Cap Assy detached, broken, or
missing?
Replace the Ink System.
The tube between the
Waste Ink Tray and the
Ink System Assy is at
fault.
Is the tube not properly inserted in the Waste Ink Tray Assy, or
not properly routed under the tray?
Securely connect the tube to the Waste Ink Tray Assy routing
the tube correctly.