Adjustment Except Adjustment Program; Pg Adjustment - Epson Stylus CX4100 Service Manual

EPSON Stylus CX4100/CX4200/CX4700/CX4800/DX4200/DX4800/DX4850

5.3 Adjustment Except Adjustment Program

Following is adjustment except Adjustment Program.

5.3.1 PG Adjustment

Parts to be Removed and Replaced
Removal and Replacement of Carriage Unit
Removal and Replacement of Print Head
Adjustment procedure
1. Make sure that the printer is turned off.
2. Set the ink cartridges into the Carriage Unit
3. Prepare the thickness gauge. (The thickness should be 1.45mm.)
4. Loosen the screw (C.B.S 3x6) for securing the Parallel Adjustment Lever
(Left).
Do not remove a screw completely. (two or three revolution)
C A U T I O N
You need not to loosen the screw securing the Parallel
Adjustment Lever (Right).
Parallel Adjustment Lever (Left)
Figure 5-6. Parallel Adjustment Lever (Left) Location
5. Release the Carriage Lock if the Carriage Unit is locked.
ADJUSTMENT
C.B.S 3x6
Adjustment Except Adjustment Program
6. Set the thickness gauge at the position shown by the figure. The thickness
gauge should be placed between the front of the Paper Guide Front Unit and
the center ribs.
Thickness gauge
Figure 5-7. Placement position for thickness gauge
7. Confirm that PG Lever is lowered. If PG Lever is raised, lower it.
8. Move the Carriage Unit on the thickness gauge by using the Timing Belt, and
check whether the thickness gauge moves or not.
If you push the Carriage Unit directly, it's possible to damage
C A U T I O N
the Print Head surface by the friction with the thickness gauge.
Following is the relationship between "Parallel Adjustment
Lever (Left) operation" and "Platen gap reaction".
Figure 5-8. Relationship between Parallel Adjustment Lever (Left)
Operation & Platen Gap
Revision A
PG up (narrower)
PG down (wider)
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