Overview; Required Adjustment - Epson Stylus C41 Service Manual

Stylus C41/42/43/44 series

3.1 Overview

This section describes the procedure for adjustments required when the printer is
disassembled and assembled for repair or service.

3.1.1 Required Adjustment

Table 5-1 lists all the necessary adjustments for this printer. If any service listed in this
table is carried out, all adjustments corresponding to that service item should be
performed to ensure proper operation of the printer.
Table 3-1. Required Adjustment
Performance
1 2
Priority
EEPROM Ink pad
Replacing parts/
initial Counter
Service item
setting reset
Replacing the
? @
Main Board
Removing the
NA NA
Printhead unit
Replacing the
?
NA
Printhead unit
Replacing the
NA NA
Printer mechanism
Replacing the
?
Waste drain ink NA
pad
Removing or
Replacing the ASF NA NA
unit
Removing or
Replacing the LD NA NA
unit
Adjustment
3 4 5 6
Initial Head
Top margin Bi-D
Ink ID
Adjustment Adjustment
Charge Setting
A B C
NA
Å
NA NA NA
@ A B
NA
? @ A B
NA NA NA NA
?
NA NA NA
?
NA NA NA
NOTE: • "O": Required Adjustment. The number in the circle shows the required
adjustment order.
"NA": Not applicable.
• Following adjustments are not required on this product.
-Platen Gap adjustment
-Head Angular adjustment.
• When the Main board is replaced with new one, you may have to
replace the following parts also in case the EEPROM parameter back up
function is not available on the defective main board.
* Waste drain ink pad
* Both Black & Color Ink Cartridge
This section describes the detailed procedures of each adjustment by Adjustment
Program.
7
In this printer, it is necessary to set the adjusting information for each printer
USB
mechanism in order to maintain consistent printing function and quality, eliminating
ID
differences of each printer mechanism's characteristics. Therefore, in case that the
Input
combination of the printer mechanism and main board changes or the print head is
replaced during the repair service, you must set and save the correct information to the
D
MAIN board, using the exclusive adjustment program.
NA
C H E C K
In case any parts is removed and assembled on the repair product
NA
P O I N T
while running the Adjustment program, turn off the printer
certainly.
NA
NA
NA
NA
Overview
Revision B
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