Minolta DI750 - SERVICE, Руководство по обслуживанию

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36 ADJUSTMENT
1 ADJUSTMENT
[8] Magnification Adjustment
Adjusting the printer and copy vertical and horizontal
magnifications.
1.
Select
2
Image adjustment in the 36 Mode Menu
Screen to display the Image adjustment mode
menu Screen.
2. Press
2
Magnification adjustment in the Image
adjustment mode menu Screen to display the
Magnification adjustment mode menu Screen.
3. Magnification adjustment consists of the following:
1
Printer drum clock adjustment
2
Printer horizontal adjustment
3
Scanner drum clock adjustment
4
RADF drum clock adjustment
4. Press the number key corresponding to the item
to be adjusted.
The adjustment screen for the selected item is
displayed.
5. After adjustment completes, the screen returns
to the Magnification Adjustment Menu Screen.
6. Press the
PREVIOUS SCREEN
key on the Magnifi-
cation Adjustment Menu Screen to return to the
Image adjustment Menu Screen.
Caution: Check and adjust the printer drum clock
adjustmant during maintenance. Also
adjust the printer restart timing because
it changes with the printer drum clock
adjustment.
1. Printer vertical magnification adjustment
Adjusting the printer vertical magnification.
Step Operation
1 Enter the 36 mode.
2 [36 Mode Menu Screen]
Press “
2
Image adjustment.”
3 [Image adjustment mode menu Screen]
Press “
2
Magnification adjustment.”
4 [Magnification adjustment mode menu
Screen]
Press “
1
Printer drum clock adjustment.”
5 [Printer drum clock adjustment Screen]
Press the
COPY SCREEN
key.
6 Select A3 (11x17) -size paper and press
the Start button to output the test pattern
(No.16).
7 Measure the vertical magnification with
a ruler.
Specification: ±0.5% or less (100%
magnification) Within ±1mm with
respect to 206 mm
8 If the specification is not satisfied, press
the C button while pressing the P button.
9 [Printer drum clock adjustment Screen]
Enter a value using the numeric keys and
press the
SET
key.
Setting range: -27 to +100
1 step=0.05%
10 Repeat steps 5 to 9 until the specifica-
tion is satisfied.
11 Press the
PREVIOUS SCREEN
key to re-
turn to the Magnification adjustment
mode menu Screen.
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