Epson Artisan 700 Service Manual page 68

Epson Artisan 700/Epson Stylus Photo PX700W/TX700W
Problem
Contamination of the Carriage Shaft
Contamination of the CR Guide Plate
PF Roller failure
Ink cartridge failure
Sliding operation failure of the
Carriage
Improper platen gap
White bands appear on
printouts
Damage of gears
Due to contamination on the Printhead
surface, ink droplets are fired
diagonally.
Printhead failure
Carriage Shaft failure
TROUBLESHOOTING
Table 3-19. Troubleshooting Print Quality Problems
Possible Cause
Is the Carriage Shaft free from dirt?
Is the CR Guide Plate free from dirt?
Is the PF Roller free from dirt?
Is the PF Roller damaged?
Set new ink cartridges and make a test print. The problem
does not occur?
Is the backside of the Main Frame where the Carriage slides
against adequately lubricated?
Is the platen gap setting correct?
Are the gears of the PF and ASF mechanisms free from
damage or deformation?
Run a cleaning and make a test print. Repeat it several
times.
Is the Head Cleaner free from dust or dirt?
Run a cleaning several times, and then make a test print.
Is the Carriage Shaft correctly installed?
Is the Carriage Shaft surface damaged?
Troubleshooting without Error Message
Check point
Clean the Carriage Shaft surface with a soft dry cloth.
Clean the CR Guide Plate surface with a soft dry cloth.
Carefully clean the PF Roller surface with a soft brush.
Replace the PF Roller with a new one.
(See
Replace the Ink cartridges with new ones.
Clean the Main Frame and apply G-71 grease as specified.
(See
Carry out the PG adjustment.
(See
Replace the faulty part with a new one.
Clean the Printhead surface using a cotton-tipped swab.
Clean the Head Cleaner or replace it with a new one.
(See
Replace the Printhead with a new one.
(See
Reassemble the Carriage Shaft.
(See
Replace the Carriage Shaft with a new one.
(See
Remedy
4.2.4.1 " Printhead " (p.124).)
6.1.3 " Lubrication " (p.249).)
5.3.1 " PG Adjustment " (p.235).)
4.2.4.6 " Ink System " (p.135).)
4.2.4.1 " Printhead " (p.124).)
4.2.4.16 " Carriage Unit " (p.154).)
4.2.4.16 " Carriage Unit " (p.154).)
Revision C
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