Head Voltage Id Input; Where To Find The Head Id; Check Present Data - Epson Stylus PHOTO 1270 Service Manual

EPSON Stylus Photo 870/1270

5.2.5 Head voltage ID input

This function lets you write the head ID to the EEPROM on the main
board. You need to make this adjustment if you replace any of the
following parts:
!
Printhead
!
Control board
!
Printer mechanism
!
If you replace the printhead, control board, or printer
C A U T I O N
mechanism, make this adjustment prior to any other
adjustment items.
!
This adjustment is very important to keep good printer
performance. If an wrong ID is input, the printer will
exhibit a dot missing problem or does not print at all.
!
After making this adjustment, perform all other necessary
adjustments listed in Table 5-2.

5.2.5.1 Where to Find the Head ID

You can find the head ID on the following units.
"
Printhead
A 14-digit head ID is marked on the label at the right of the printhead
as shown in Figure 5-11:
The ID starts from the top left
and continues to the right.
So, in the example on the
right, the head ID is
"W2XU3Y2UTK1Q1L".
"
Printer mechanism
The head ID is shown on the label attached to the packing box surface
in the same way as for the printhead.
ADJUSTMENT
Figure 5-11. Head ID Sample

5.2.5.2 Check Present Data

1. Start the service program and get to the main menu.
2. Select Head voltage ID input from the main menu. The Head voltage
ID input window appears.
Figure 5-12. Head Voltage ID Input Menu
3. Select Check present data and click
appears:
Figure 5-13. Check Present Data Window
Adjustment
Revision B
OK . The following window
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