Epson Stylus C42 Series, Service Manual

Page: 36 / 62

Stylus C41/42/43/44 series Revision B
Adjustment Overview 36
3.1.3 Adjustment Program feature
The adjustment program enables you to set various values correctly to prevent
malfunction and fluctuation of printing quality and printing function caused by
difference in components and assembly when the printer components are replaced
during repair. Basic adjustment items by using this program are shown as fellows.
Table 3-2. Basic adjustment items
The user interface of the main menu on this program is shown below.
Figure 3-3. Adjustment program main menu
The “Adjusted item” in the right column shows you the adjusted item which executed
in this program and it is easy to confirm the adjusted value.
Additionally, this program runs under the D4 (IEEE-1284.4) protocol. So, this program
can get the several error statuses even if the printer is error condition, and can control
the printer under the error condition. Following explain you the common function of
the Adjustment program.
V
Quit
If you want to exit this program, click the “Quit” button. Following menu is displayed
on the screen. And clicking the “Quit” Button in the following menu exit the
adjustment program completely. Clicking the “Next” button returns to the Top menu
(Initial setting menu) of Figure 5-3.
Figure 3-4. Quit function
C H E C K
P O I N T
T
This program does not operate under DOS or Windows 3.X, NT,
but operates Windws95/98 only.
T
Perform this adjustment program using parallel I/ F or USB.
No Main Menu Service
1 Adjustment
EEPROM initial setting
Head ID input
Bi- D adjustment
USB ID input
First dot position
Top margin
2 Maintenance
Head cleaning
Initial ink charge
Refurbishment for DOA
Protection counter check
EEPROM check
EEPROM back up data
3 Print A4 pattern A4 pattern will print