Epson Stylus Photo R1800 - Page 62

EPSON Stylus Photo R1800/R2400 Revision B
Troubleshooting Overview 62
Vertical or
horizontal banding /
Color shading
The printout has banding
vertical to the CR moving
direction and is not evenly
colored.
* If the trouble still occurs
after doing all measures
described in the right-hand
columns, replace the CR
Motor with a new one.
Adjustment 1. For printing in the Bi-D mode, check that the Bi-D
Adjustment has been performed properly.
1. Perform Bi-D Adjustment to eliminate
displacements between the upper and
lower lines.
Refer to Chapter 5 "Adjustment".
Print Head 1. Run a Nozzle Check, and check the printed pattern if it has
broken lines or missing segments.
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.
Carriage Shaft 1. Check the surfaces of the Carriage Shaft for foreign
matter.
1. Remove foreign matter from the Carriage
Shaft.
2. Check that the Carriage Shaft is fully lubricated with
grease.
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. Check that the Carriage Shaft is mounted horizontally. 3. Reassemble the Carriage Shaft correctly.
4. Check the Carriage Shaft for damages. 4. Replace the Carriage Shaft with a new one.
Narrow stripes of the same
width appear horizontally to
the CR moving direction.
* If the trouble still occurs
after doing all measures
described in the right-hand
columns, replace the PF
Motor with a new one.
Printer Driver
and the Paper
1. Check if appropriate paper is used in accordance with the
Printer Driver settings.
1. Use the appropriate type of paper in
accordance with the Printer Driver.
Print Head 1. Run a Nozzle Check, and check the printed pattern if it has
broken lines or missing segments.
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.
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. 2. Replace the PF Roller with a new one.
Table 3-13. Print Quality Troubles
Observed Faults Details of the Fault
Faulty Part/
Part Name
Check Point Remedy
Direction of
CR movement
Direction of
CR movement