Adjustment Of Restart Timing - Konica Minolta 7145 Service Manual

7145 series Field Service Ver.4.0 Mar. 2004
• Vertical magnification adjustment : RADF (dou-
ble side, 50%)
• Vertical magnification adjustment : RADF (dou-
ble side, 100%)
• Vertical magnification adjustment : RADF (dou-
ble side, 200%)
• Vertical magnification adjustment : RADF (dou-
ble side, 400%)
4. Enter a desired value from the numeric keys on
the screen, then press the [SET] key to validate
your entry.
5. Turn on the Basic Screen by pressing the
[COPY] key, then make a test copy from the
basic screen.
6. Press the # button while depressing the
to return to the "Magnification adjustment
screen".
7. Press the [Preceding screen] key in the "Verti-
cal/horizontal magnification adjustment screen"
to return to the "RADF adjustment menu
screen".
B. Vertical magnification adjustment in RADF
system
Adjust the vertical magnification while in RADF
copying.
a. Procedure
1. Enter the 36 mode.
2. "36 mode menu screen"
Press the [9. RADF adj.] key.
3. "RADF adjustment menu screen"
Press the [1. Drum clock adj.] key.
4. "Vertical/Horizontal magnification (drum clock)
adjustment screen"
Press the arrow key to select the magnification
you want to adjust.
The screen changes in the following order: Sin-
gle sided 50% → 100% → 200% → 400% →
Double sided 50% → 100% → 200% → 400%.
5. Press the [COPY] key.
6. Set the ADF adjustment chart on the RADF and
select A3 or 11 x 17 size paper. Then press the
START button.
7. Use a ruler to measure the vertical magnifica-
tion.
• Standard value: ± 0.5% max (life size)
Within ± 1.0mm with respect to 190mm
[1] Vertical magnification
∗
button
8. If it is not within specification, press the # button
while holding down the
9. "Vertical/Horizontal magnification (drum clock)
adjustment screen"
Enter a value from the numeric keys, then press
the [SET] key.
• Setting range: -20 (reduction) ~ +20 (enlarge-
ment)
1 step = 0.1%
10. Repeat steps 5 to 9 until the vertical magnifica-
tion becomes the standard value.
11. To adjust another adjustment item, press the
arrow key to select the desired adjustment.
12. Press the [RETURN] key to return to the "RADF
adjustment menu screen".

8.15.2 Adjustment of restart timing

Use the following procedure to adjust the RADF
restart timing.
A. Procedure
1. Select the [9. RADF adj.] from the "36 mode
menu screen" to display the "RADF adjustment
menu".
2. Select [2. Restart timing] from the "RADF
adjustment menu" and the "Re-start timing
adjustment screen" will appear.
1-69
36 MODE
[1]
190
∗
button.