Overview - Epson Stylus Color 1520 Service Manual

4.1 Overview

This section describes adjustments required after disassembling and assembling the printer.
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Adjustments must be performed in the order listed in Table 4-1.
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Leave ink cartridges installed in the CR unit when returning the printer to the customer.
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Use 720 dpi exclusive paper when printing the adjustment pattern.
Replaced Unit/Part
Replacement of the printer
mechanism or main board
Black printhead replacement
Black printhead removal
Color printhead replacement
Color printhead removal
CR unit replacement
CR unit removal or CR unit
disassembling
CR motor removal or CR
motor disassembling
Note) The adjustment program doesn't run without inputting customer data first.
CAUTION
Table 4-1 Required Adjustments
1. EEPROM clear (Refer to Section 1.4.3.)
2. Printhead voltage write
3. BK-M height adjustment
4. Printhead gap adjustment
5. Bi-d adjustment
1. Printhead VH voltage input
2. Black printhead angular adjustment
3. BK-M height adjustment
4. Printhead gap adjustment
1. Black printhead angular adjustment
2. BK-M height adjustment
3. Printhead gap adjustment
1. Head VH voltage input
2. Color printhead angular adjustment
3. BK-M height adjustment
4. Printhead gap adjustment
1. Color printhead angular adjustment
2. BK-M height adjustment
3. Head gap adjustment
1. Platen gap adjustment
2. Printhead voltage write
3. Bi-d adjustment
1. Platen gap adjustment
2. Bi-d adjustment
1. Bi-d adjustment
Adjustment Menu
Adjustment
4-1