Epson Stylus Pro 9000 - Print Engine, Service Manual, Page: 102 / 198

EPSON Stylus Pro 9000
Adjustments 102
5.1 Overview
Follow the instructions in this section to perform any needed adjustments on
the EPSON Stylus Pro 9000. After reading the precautions below, see
Table 5-2 on page 103, which lists all possible adjustments and when you
need to perform them. Then follow the links in the table to one these sections:
ROM Backup and Updating on page 105 tells you how to backup the
printer’s ROM prior to replacing the main board. It also explains how to
update the ROM.
Self-Diagnostics on page 107 explains how to adjust various printer
settings through the printer’s control panel. You can also use the self-
diagnostic functions to clean the printhead, reset various counters, and
make test prints.
Mechanical Adjustments
on page 130 explains how to check and adjust
gear backlash, belt tension, and other mechanical settings of the motors
and sensors.
5.1.1 Precautions
Observe these precautions:
5.1.2 Adjustment Tools
Make sure you have the correct adjustment tools as described below:
C A U T I O N
Be sure to perform any adjustments in the order as
listed in
Table 5-2 on page 103.
Avoid strong light (such as sunlight) while
performing adjustments. The printer’s optical
sensors won’t work properly under strong lighting.
When performing an adjustment, read and follow the
detailed instructions and caution information for that
procedure; otherwise you may damage the printer.
Table 5-1. Adjustment Tools
Name Part Code Notes
Tension Gauge B747700300;
standard tool
acceptable
Max. 4000 g
For PF Belt tension adjustment
Tension Gauge #F712 1047744;
standard tool
acceptable
Max. 200 g
For CR Belt tension adjustment
Straight-edge ruler
1000 mm #F713 1047746;
standard tool
acceptable
Min. length: 1000 mm
For adjusting PF distance and other
settings; somewhat longer would be better
Vernier scale 1047745;
standard tool
acceptable
Used in combination with straight-edge ruler
for more accurate measurements (0.1 mm
scale)
CR Cover Position
Adjustment Tool #F724 Special Tool
1049975
—
Self-Training Kit
#F708 1047105 CD-ROM based
Flash Memory Card
#F727 1050073 2MB flash memory card. Conforms to the
5 V read/write specification and PCMCIA
Rel 2.1/JEIDA Ver 4.2 (Type II).