Service manual

EPSON Stylus Photo R340/350 Revision A
Adjustment Adjustment Items and Overview 99
3.1 Adjustment Items and Overview
This chapter describes adjustments to be made after the disassembly/reassembly of this product.
3.1.1 Replacement Part-Based Adjustment Priorities
The following table shows the adjustment items and their order for the replacement
parts.
Note: “Required” in this table indicates the adjustment items that must be implemented when the
corresponding parts/units have been removed or replaced. “Recommended”, on the other
hand, indicates those which are recommended the adjustment after removing or replacing
them. “-” means the adjustment is not needed.
When having removed or replaced more than one part/unit, refer to the items that correspond
to the parts/units.
Table 3-1. Adjustment Item
Performance Priority 1 2 3 4 5 6 7 8 9 10 11 12
EEPROM
Data Copy
Market
Setting
USB ID
Input
Waste Ink
Pad Counter
Ink Charge
Head ID
Input
PG
Adjustment
First dot
Adjustment
PW Sensor
Adjustment
Head
Angular
Adjustment
Bi-d
Adjustment
Offset Input
for CR Motor
Calorific
Limitation
ASF Assy. Removal
- - - - - - - Required - - - -
ASF Assy. Replacement
-------Required----
CR Motor Removal
- - - - - - - Required Required Recommended Required -
CR Motor Replacement
- - - - - - - Required Required Recommended Required Required
Upper Paper Guide Removal
- - - - - - - - - - - -
Upper Paper Guide
Replacement
------------
EJ Frame Assy. Removal
- - - - - - - - - - - -
EJ Frame Assy. Replacement
------------
Carriage Unit Removal
- - - - - - Required Required Required Recommended Required -
Carriage Unit Replacement
- - - - - - Required Required Required Recommended Required -
Print Head Removal
- - - - - - Required Required Required Required Required -
Print Head Replacement
- - - - Required Required Required Required Required Required Required -
Main Board Assy. Removal
- - - - - - - - - - - -
-----
Main Board Assy. Replacement
(Read OK)
Required------
Main Board Assy. Replacement
(Read NG)
- Required Required
Required
(Replacing
Waste Ink
Pads)
- Required - Required Required Required Required Required