Epson Stylus NX510 Service Manual page 83

Epson Stylus NX510/515/SX510W/515W/TX550W/NX415/SX410/415/TX410/419/NX215/SX210/215/TX210/213/219/ME OFFICE 510
Print Quality State Detailed phenomenon
Ink is scarcely ejected to the Cap from
the Printhead.
• Dot missing and
mixed colors
Ink is ejected to the Cap from the
Printhead, but the printer does not
recover from the error after cleaning or
ink change.
TROUBLESHOOTING
Table 3-24. Check point for the defective printing quality
Defective
unit/part name
1. Check if there is not any foreign material/damage around
the seal rubber part on the Cap Unit.
NX510 series
Ink System Unit
(Cap Unit)
2. Check if the Compression Spring is correctly mounted on
the Cap Unit.
1. Check if it returns to normal by performing CL operation
or replacing the Ink Cartridge.
Printhead
2. Check if the Printhead is not damaged.
1. Check if the Cleaner Blade does not have paper dust or
Cleaner Blade
bending.
Main Board 1. Check if the Main Board is not damaged.
Error Indications and Fault Occurrence Causes
Check point
1. Remove the foreign material around the seal
SX410 series SX210 series
Compression Spring
Seal rubber part
2. Replace the Ink System Unit with a new one.
1. Perform CL operation and the Ink Cartridge
2. Replace the Printhead with a new one.
1. Replace the Ink System Unit with a new one.
1. Replace the Main Board with a new one.
Revision A
Remedy
rubber parts carefully.
replacement specified times. If it doesn't work,
change the Printhead with a new one.
Confidential
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