Service manual

Epson Stylus Photo PX650/TX650/TX659/PX660/PX660 Premium/Artisan 635 Revision C
ADJUSTMENT Adjustment Items and Overview 114
Confidential
5.1.2 Required Adjustments
The table below lists the required adjustments depending upon the parts being repaired or replaced. Find the part(s) you removed or replaced, and check which adjustment(s) must be
carried out.
Note : <Meaning of the marks in the table>
“O” indicates that the adjustment must be carried out. “O
*
” indicates that the adjustment is recommended. “---” indicates that the adjustment is not required.
If you have removed or replaced multiple parts, make sure to check the required adjustments for the all parts. And when multiple adjustments must be carried out, be sure to carry out them in
the order given in the “Priority” row.
Table 5-4. Adjustment Items
Priority 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
PG adjustment
EEPROM data copy
Initial setting
USB ID input
Head ID input
Waste ink pad counter
Ink charge
Initialize
PF deterioration offset
Disenable
PF deterioration offset
Top margin adjustment
Head angular adjustment
Bi-D adjustment
First dot position adjustment
PW adjustment
PF adjustment
BRS adjustment
PFP adjustment
CR motor heat
protection control
ASF Unit
Remove
-- -- -- -- -- -- -- -- -- O -- -- O -- O -- O --
Replace
-- -- -- -- -- -- -- -- -- O -- -- O -- O O --
CR Motor
Remove
-- -- -- -- -- -- -- -- -- -- -- O
*
-- -- -- -- -- --
Replace
-- -- -- -- -- -- -- -- -- -- -- O
*
-- -- -- -- -- O
Upper
Paper Guide
Remove
-- -- -- -- -- -- -- -- -- O -- -- -- -- O O O --
Replace
-- -- -- -- -- -- -- -- -- O -- -- -- -- O O O --
Printhead
Remove
O-------- -- ------OOOOOOOO--
Replace
O -- -- -- O -- O -- -- O O O O O O O O --
Main Board Unit
Remove
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
Replace
(Read OK)
-- O -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- O
Replace
(Read NG)
-- -- O O O
O
(Ink Pads must be
replaced)
----OOOOOOOOOO
Power Supply Board
Remove
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
Replace
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- O
Adjustment Item
Part Name