Epson L800 - Required Adjustments

L800/L801 Revision A
Adjustment Adjustment Items and Overview 74
Confidential
2.1.2 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 2-4. Adjustment Items
Priority 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
PG adjustment
EEPROM data copy
Initial setting
Head ID input
Maintenance 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
Remove
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
Replace
(Read OK)
-- O -- -- -- -- -- -- -- -- -- -- -- -- -- -- O
Replace
(Read NG)
-- -- O O
O
(Ink Pads must be
replaced)
----OOOOOOOOOO
P/S Assy
Remove
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
Replace
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- O
Adjustment Item
Part Name
Adjustment Item