3. Adjusting the Image Trailing Edge Non-Image Width ([3], No. 309; blank shutter
timing)
Trailing Edge Non-Image Width
Activate [3] in service mode, and select 'No. 309' (leading edge non-image width
adjustment); make adjustments so that the image trailing edge non-image width is as
indicated in Figure 2-3 when the Test Sheet is copied in Direct.
The copier varies the image trailing edge non-image width by varying the timing at
which the blank shutter is opened.
Making Adjustments
1) Activate [3] in service mode, and select 'No. 309' using the keypad.
•
The copy count indicator flashes 'No. 309'.
2) Press the Start key.
3) Change the value using the keypad.
•
The value flashes.
•
If the value is negative, '%' turns on. To enter a negative value, press the % key,
then enter the value using the keypad.
4) Press the AE key.
•
The value flashes as soon as it is entered.
•
Press the Start key to start copying operation.
5) To change a value continuously, repeat steps 1) through 2).
6) Press the Clear key to return to selecting items.
The relationship between the setting and the image position is as follows:
•
For each '1' in the setting, the position shifts about 0.27 mm.
•
'+' decreases the trailing edge non-image width.
2.5±
1.5mm
Figure 2-3
CHAPTER 2 STANDARDS AND ADJUSTMENTS
2-3