Epson Stylus Pro 7500, Service Manual

Page: 125 / 274

EPSON Stylus Pro 7500 Revision A
Disassembly & Assembly Disassembly Flow 125
4.2.3.6 Removing the I/H (Ink Holder) Assembly
There are a total of 6 I/H assemblies installed, one for each ink color. Here, the procedure
for removing one I/H assembly will be explained.
1. Carry out the ink discharge operation, discharging all the ink from inside the ink
channel.
2. Carry out the procedure for “Removing the R Side Cover.”
3. Carry out the procedure for “Removing the L Side Cover.”
4. Carry out the procedure for “Removing the I/H Cover.”
5. Carry out the procedure for “Removing the H Top Cover.”
6. Carry out the procedure for “Removing the Rear Cover.”
7. Disconnect the ink sensor assembly (B / C / M / LC / LM / Y) harness connectors (x 6)
and the cover sensor harness connector from the Main board, remove the harnesses
from the clamps, then take them out of the cable hole in the left side frame. (See
“Removing the C299 MAIN Board.”)
8. Remove all the harness connectors (x 6) in the ink cartridge sensor system from the
clamps (total 4) on the L side frame side surface.
Figure 4-51. Ink Sensor Harness Removal
9. Remove two screws (CPP M3x8) securing the ink tube cover and remove the cover.
Figure 4-52. Ink Tube Cover Removal
C A U T I O N
1. Before and after removing an I/H assembly, it is necessary to carry
out ink discharge and initial filling (do again). Se Chapter 4,
“Adjustments.”
2. The parts which make up each color’s I/H assembly, except for a
single part, are all interchangeable.
The only non-interchangeable part is the ink sensor assembly.
A D J U S T M E N T
R E Q U I R E D
When removing and installing the front cover switch holder, the
following adjustment should be made.
n
Cover sensor assembly installation position adjustment. Refer
to Page223
cable edge
cable clamps
screws(Mv3x6)
tube cover