Epson 4003353 Service Manual page 89

Adjustments
4.1.5 Black - Color
top nozzle of both the #l nozzle of the black head ~d the #l nozzle of the color head.) This
adjustment can be made only by using the linear spacer of the black head side. This adjustment is
required when the black head or the color head is replaced or disassembled. The following figure
illustrates this adjustment.
Carriage Unit
I
1116
Figure 4-8. Black-Color Head Vertical Adjust
1. Comect the PC to the target printer and turn the printer on.
2. Execute BASIC on the PC and run the program 'VERXXX.BAS".
3. When the main menu appears, choose "Head Front/Rear Vertical Position Confirmation" by
entering "3" from the keyboard. (The printer prints the check pattern with a sample mme.)
When replacing the black head, always adjust the black head angle first, because the black-
color head vertical adjustment is based upon the black head angle.
2-3, BLACK HEAD SPACER SELECT
Magenta
- 5
——
—
———
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— —
Figure 4-9. Spacer Linear Selection Sample
Rev. D
Head Vertical Adjustment
Head
Color
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1. Destination setting
2. Head Arwle Confirmation Pattern PMting
(Head Fr&t/Rear Vertical Position Print&g)
3. Head Front/Rear Vertical Position Confirmation
4. Head Gap Adjustment
5. Bi-D Adjustment
6. Internal Timer Reset
7. END
-4
- 3
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= =
' '
+ 2
+ 3
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Stylus Color Service Mhnual
Adjust
Black Head
Vertical Position
#3
#6
#61
#64
# 6 3 =
Conception
- 2 -1
— ,
= =
+ 4
— .— —
— —
— — , —
— .— —-
OK(0)
= =
'
—
—
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4-9