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Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Revision A
TROUBLESHOOTING Error Indications and Fault Occurrence Causes 48
Confidential
Table 3-12. Check point for the defective printing quality
Print Quality State Detailed phenomenon
Defective
unit/part name
Check point Remedy
• Dot missing and
mixed colors
Ink is scarcely ejected to the Cap from
the Printhead.
Cap Assy
1. Check if there is not any foreign material/damage around
the seal rubber part on the Cap Assy.
1. Remove the foreign material around the seal
rubber parts carefully.
2. Check if the Compression Spring is correctly mounted on
the Cap Assy.
2. Replace the Cap Assy with a new one.
Ink is ejected to the Cap from the
Printhead, but the printer does not
recover from the error after cleaning or
ink change.
Printhead
1. Check if it returns to normal by performing CL operation
or replacing the Ink Cartridge.
1. Perform CL operation and the Ink Cartridge
replacement specified times. If it doesn’t work,
change the Printhead with a new one.
2. Check if the Printhead is damaged. 2. Replace the Printhead with a new one.
Cleaner Blade 1. Check if the Cleaner Blade has paper dust or bending. 1. Replace the Cap Assy with a new one.
Ink System
1. Check the routing of the Waste Ink Tube. 1. Route the Waste Ink Tube correctly.
2. Check if the Pump Assy is correctly assembled. 2. Reassemble the Pump Assy correctly.
Main Board 1. Check if the Main Board is damaged. 1. Replace the Main Board with a new one.
Seal rubber part
Compression
Spring