Epson Stylus Photo R1800 Service Manual page 62

EPSON Stylus Photo R1800/R2400
Observed Faults Details of the Fault
Vertical or The printout has banding
horizontal banding / vertical to the CR moving
Color shading direction and is not evenly
colored.
Direction of
CR movement
* If the trouble still occurs
after doing all measures
described in the right-hand
columns, replace the CR
Motor with a new one.
Narrow stripes of the same
width appear horizontally to
the CR moving direction.
Direction of
CR movement
* If the trouble still occurs
after doing all measures
described in the right-hand
columns, replace the PF
Motor with a new one.
Troubleshooting
Table 3-13. Print Quality Troubles
Faulty Part/
Part Name
Adjustment 1. For printing in the Bi-D mode, check that the Bi-D
Adjustment has been performed properly.
Print Head 1. Run a Nozzle Check, and check the printed pattern if it has
broken lines or missing segments.
Carriage Shaft 1. Check the surfaces of the Carriage Shaft for foreign
matter.
2. Check that the Carriage Shaft is fully lubricated with
grease.
3. Check that the Carriage Shaft is mounted horizontally.
4. Check the Carriage Shaft for damages.
Printer Driver 1. Check if appropriate paper is used in accordance with the
and the Paper Printer Driver settings.
Print Head 1. Run a Nozzle Check, and check the printed pattern if it has
broken lines or missing segments.
PF Roller Shaft 1. Check the surface of the PF Roller Shaft for foreign matter. 1. Clean the PF Roller surface carefully.
2. Check the PF Roller Shaft for damages.
Overview
Check Point
Revision B
Remedy
1. Perform Bi-D Adjustment to eliminate
displacements between the upper and
lower lines.
Refer to Chapter 5 "Adjustment".
1. Perform the Head Cleaning, then check the
Nozzle Check Pattern.
Refer to Chapter 5 "Adjustment".
If the trouble still occurs, replace the Print
Head with a new one.
1. Remove foreign matter from the Carriage
Shaft.
2. Wipe the grease applied to the Carriage
Shaft with a dry, soft cloth, and then apply
G-71 grease.
Refer to Chapter 6 "Maintenance".
3. Reassemble the Carriage Shaft correctly.
4. Replace the Carriage Shaft with a new one.
1. Use the appropriate type of paper in
accordance with the Printer Driver.
1. Perform the Head Cleaning, then check the
Nozzle Check Pattern.
Refer to Chapter 5 "Adjustment".
If the trouble still occurs, replace the Print
Head with a new one.
2. Replace the PF Roller with a new one.
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