Adjustment Items And Overview; Servicing Adjustment Item List - Epson Stylus C58 Service Manual

Epson Stylus C58/C59/ME 2/C79/D78/C90/C91/C92/D92/T20/T20E/T23/T26/S20/T10/T11/ME 30/T21/T24/T27/S21

5.1 Adjustment Items and Overview

This chapter describes adjustments necessary after the disassembly/reassembly of the printer.

5.1.1 Servicing Adjustment Item List

The adjustment items of this product are as follows.
Function Item
EEPROM data copy
Destination settings
USB-ID Input
Head ID Input
TOP Margin Adjustment
ADJUSTMENT
Table 5-1. Adjustment Items
Purpose
This function is used to read the necessary data
from the EEPROM of the faulty Main Board
and write them to the new Main Board in order
to reduce the auxiliary adjustment items at the
time of Board replacement.
At the time of Main Board replacement, this
adjustment is made to write the Board common
information on a destination basis.
To enable recognition of each printer on the PC
side, when several same model printers are
connected to the PC via the USB hub.
At the time of Printhead replacement, this
adjustment is made to register the head
manufacturing variations correction ID to the
printer.
Adjust to make the Top Margin the value you
wish.
Adjustment Items and Overview
Method Outline
With the old Board installed, use the adjustment program to
read out and memorize the EEPROM data, and after
exchanging with the new Board, load the memorized data.
Use the adjustment program to write the Board information on a
destination basis to the Main Board.
Enter the serial number to the adjustment program. Operate the
function for the adjustment program to automatically create an
unique ID from the serial number, and it is registered to the
Printer.
Use the adjustment program to input the Head QR Code label
ID stuck on the Printhead. (Supplement: Read the QR code
label from left to right on the top row and then from top to
bottom in due order.)
Use the adjustment program, to print the Top margin
adjustment pattern, measure the distance from Paper top edge to
the TOP line, and adjust so that it becomes within 3 ± 1mm.
Revision E
Tool Used Media
• Adjustment
Program
--
• Adjustment
Program --
• Adjustment
Program
--
• Adjustment
Program
--
• Adjustment
A4
Program
(Plain paper)
• Rule
70
Confidential