Required Adjustments; Required Adjustment Tools - Epson Stylus Color 400 Service Manual

4.1 Overview
This section describes adjustments required when the printer is disassembled and assembled after repair.

4.1.1 Required Adjustments

Stylus Color 400 has following required adjustments.(Refer to table 4-1) Refer to figures for the actual
procedure and perform appropriate adjustment for each exchanged unit.
No. Adjustment Item
1 Parallel Adjustment
2 Initial ink charge
3 VH voltage Writing Operation
4 Printing Head Angle Adjustment • When you exchange or remove the print head.
5 Bi-D adjustment
No.
1 Exchange or Removal of Print head
2 Exchange of C206 Main Board
3 Exchange or Removal of Carriage Unit
4 Exchange of CR Motor
5 Exchange of Printer Mechanism

4.1.2 Required Adjustment Tools

The table4-3 below shows adjustment tools for Stylus Color 400.
No. Name
1 Thickness Gage
2 Adjustment Program


Never use the bent (curved or tilted)or rusty thickness gage.


Erase any dirt, grease or obstacles on the thickness gage before you use it.
Rev. A
Table 4-1. Required Adjustment and Contents
• When you exchange or remove the Carriage guide shaft.
• When you move the parallelism adjustment bush.
• When you exchange or remove the print head.
• When you exchange or remove the print head.
• When you exchange the C206 main board.
Note) The values of address are not lost by EEPROM reset
• When you move the head adjustment lever.
• When you exchange or remove the print head.
• When you exchange the C206 main board.
Table 4-2. Operation and Adjustment Item
Content of Operation
Table 4-3. Adjustment Tools for Stylus Color 400
Adjustment item
Parallel Adjustment
Each Mechanism Settings
CAUTION
Conditions
operation.
Adjustment Procedure
1)Perform Vh voltage writing operation.
(Only when the print head is exchanged)
2)Perform initial ink charge.
3)Perform print head angle adjustment.
4)Perform Bi-d Adjustment.
1)Perform Vh voltage writing operation.
2)Perform Bi-d adjustment.
1)Perform parallel adjustment.
2)Perform print head angle adjustment.
3)Perform Bi-d adjustment.
1)Perform Bi-d adjustment.
1)Perform Vh voltage writing operation.
2)Perform initial ink charge.
3)Perform Bi-d adjustment.
Thickness=1.1mm(1.04mm)
Exclusive Program("J80C10E")
Chapter4 Adjustment
Content/Specification
4-1