Cutter Pressure Adjustment - Epson Stylus Pro 7400 Service Manual

EPSON Stylus Pro 7400/7800/9400/9800

5.3.6 Cutter Pressure Adjustment

Whenever the Cutter Solenoid is replaced, the cutter pressure must be adjusted using
this menu.
Required Tool
Tension gauge (10N)
Standard pressure
350 to 700g
Procedure
1. Enter into the Serviceman Mode.
Turn the printer ON while holding down the [Paper Source
], and [Paper Feed ].
2. Select "SELF TESTING: Test" to enter the Self Testing menu.
[Menu ]
3. Select "Test: Cut Adj.".
] → [Paper Feed
[Menu
4. Select "Cut Adj: Cutter".
[Menu ]
] button after "Pressure: ∗XX%" is displayed on the LCD
5. Press the [Enter
panel. "Exec. Adj. ?" will be displayed.
6. Press the [Enter ] button again. "Please Wait" will be displayed.
7. When the Carriage Unit moves to the cutoff position, "[Exec] Key Down"
will be displayed.
8. Hitch the tip of the tension gauge to the cutter cap.
9. Press the [Enter ] button and pull the gauge. Measure the tension when the
cutter is moved upward.
Measurement Points
Perform the tension measurement at the right, center and the left of the
printer.
When the result satisfies the standard level, finish the adjustment.
Return the Carriage Unit to its home position and turn the printer OFF.
When the result does not satisfies the standard level, proceed to
10.
If the standard level cannot be obtained even after repeating the
adjustment, replace the Cutter Solenoid.
Adjustment
], [Menu
] four times
10. [Decrease or increase the value by pressing the [Paper Feed
and press the [Enter
Figure 5-30. Cutter Pressure Adjustment
Step
Basic Adjustment
→Step 5
] button to accept the change.
Cutter Cap Tension Gauge
Revision B
( )] buttons
320