Epson EPL N2700, Руководство по обслуживанию

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EPL-N2700 Optional Units Revision A
10-Bin Unit Adjustment 139
5.3.3 Adjusting the Eject Sensor
If the Eject Sensor Board or Bin 1 Paper Empty Sensor is replaced,
always adjust the Eject Sensor as described below.
1. Activate the Sensor Input Check in the test mode. (See Section
5.3.2.4.) LED 1 lights up when paper is present and goes off when
there is no paper.
2. Check that no paper is present in any bin, turn the VR from the left
most position to the right most position and check that LED1 lights
up.
3. Turn the VR from the current position back to the left slowly and find
the point where the LED goes out. record this position as A. If the
light goes off at the right most position, record that position A.
4. Place paper in Bin 1.
5. Insert the paper until it passes through the eject sensor, then check
that LED1 lights up.
6. Turn the VR up to the left most position, and check whether LED1 is
still lit.
7. If the LED1 goes out, turn the VR from the current position back to
the right slowly, and find the position where LED1 starts to light up.
Record this position as B.
8. If the LED remains lit at the left most position, record the position as
position B.
9. Adjust the VR to the median value (± 1 scale) of the positions A and
B.
Figure 5-51. VR Setting Position
C H E C K
P O I N T
Use of Minolta MR white (A4) is recommended.
The VR must be turned in the correct direction as
instructed in the procedure (because of hysteresis).