
GT-3 Series
7. Troubleshooting
134
7-2. Solving Print Quality Problems
Use the table below to solve print quality problems.
Problem
Cause
Solution
Print is faded.
The graphic applications’
settings are not appropriate.
Maybe CYMK mode is being
used for data.
See “4-2 Setting the Applications’ Print
Condition" and modify the artwork.
The print condition is not
appropriate. (less saturation)
See “4-3. Setting the Printer Driver Condition”
and select proper Color Processing to adjust
saturation and contrast. Select the resolution
1200 x 1200 dpi and increase the ink amount.
Ink in the Ink Cartridge may
be getting low.
See “6-1-1. Replacing the Ink Cartridge”.
Your print has horizontal
stripes (banding).
Mis-firing of nozzles: Confirm
by printing Nozzle Check
Pattern by referring "7-2-3.
Checking Print Quality with
Nozzle Check Pattern ". The
Print Heads need to be
cleaned.
Press the Head Cleaning Button to clean the
Print Heads. Or select "Head Cleaning" menu.
After Head Cleaning, check the nozzles with
"Nozzle Check Pattern. If repeating this 5 times
does not solve the problem, see “7-2-2.
Cleaning the Print Heads”.
The Warning [Exchange
Filter (M or Y)] is indicated.
Replace the Filter of the indicated color with the
new M/Y Filter. See
“
6-1-8. Replacing the CMYK
Filter”.
Some colors are easy to be
seen.
Select "Color Multiple Pass Printing" in the
Printer Driver. See "4-3-9. Color Multiple Pass
Printing".
Printing on very high
absorbent material.
Select "Uni-directional" of Print Direction.
See“7-2-4. Changing the Print Direction”.
The Platen is too low.
Printing by wider gaps
between Print Heads and
printed medium.
Adjust the Platen height to make the clearance
between the Clearance Sensor and the surface
of the Print Heads app. 2 mm. See "4-5. Placing
the T-shirt on the Platen". When "Platen
Lowering Set (option)" is used, put them back to
the original parts or lay something on the Platen.
Firing Adjustment is not
adjusted.
Firing Adjustment is necessary after Print Head
is replaced or the Platen is replaced. See "7-2-8.
Adjustment after the Print Head has been
replaced."
The ink runs and blurs on the
edge.
Too much ink is used.
Using a thin T-shirt that is not
made with 100% cotton.
Adjust the Ink Volume. See “4-3-10. Settings for
Color Inks".
Something is printed but no
data is in the print data.
Waste ink is overflowed from
Wiper Cleaner and Print
Head Caps and stains
around the Print Heads.
Some thread or dust
attached on the Print Head
nozzles.
Clean around the Print Heads and replace
Wiper Cleaners. See "6-1-2. Replacing the
Wiper Cleaner and Cleaning the Caps / Wipers".