Scan Off-Center Adjustment; Adjustment Mode Selection - Sharp AR-M550N Service Manual

(Scan off-center adjustment)

1) Place an original on the original table.
2) Press the Start key
Check the off-center of the printed image.
If the off-center is 0±4.0 mm, no adjustment is required.
original
a
b
If the above requirement is not met, do the following steps.
3) Using the numeric keypad, change the adjustment value in steps
of 0.1 mm to adjust the scan image off-center. A larger setting
shifts the printed image toward the rear side.
4) Press the P or Start key.
Pressing the Start key starts copy operation as well as applying the
adjustment value.
5) Check the off-center of the printed image.
Repeat the above adjustments until an acceptable result is
obtained.
ADJ 7C Adjust the scanned image off-center in
SPF front-face mode (scan section)
This adjustment is needed in the following situations:
• The MFP control PWB has been replaced.
• The EEPROM on the MFP control PWB has been replaced.
• The scan control PWB has been replaced.
• The EEPROM on the scan control PWB has been replaced.
• The scanner (reading) section has been disassembled.
• The scanner (reading) unit has been replaced.
• U2 trouble has occurred.
• The SPF section has been disassembled.
• The SPF unit has been replaced.
copy
AR-M550/M620/M700 SETTING AND ADJUSTMENTS 7 - 23

(Adjustment mode selection)

1) Go through the modes specified in Simulation 50-12.
SIMULATION 50-12
ORIGINAL OFF-CENTER ADJUSTMENT. SELECT 0-9, AND PRESS
START.
0.TRAY SELECT 1 1.COPY START
2.MAGNIFICATION 100
(ADJUSTMENT DATA)
3.PLATEN 50 4.SPF SIDE1
Select other than 0 - 2, and press [START] key.
SIMULATION 50-12
ORIGINAL OFF-CENTER ADJUSTMENT. INPUT VALUE 0-99, AND
PRESS START.
3.PLATEN
Select 1,
Press [START] key.
and press
[START] key.
SIMULATION 50-12
ORIGINAL OFF-CENTER ADJUSTMENT. NOW COPYING.
Select 0, and press [START] key.
SIMULATION 50-12
ORIGINAL OFF-CENTER ADJUSTMENT. SELECT 1-16, AND PRESS
START.
(FEED TRAY)
1.TRAY1 2.TRAY2 3.TRAY3 4.TRAY4
5.BPT 6.LCC
(ABOVE+10: DUPLEX MODE)
Select 2, and
press [START] key.
SIMULATION 50-12
ORIGINAL OFF-CENTER ADJUSTMENT.
(MAGNIFICATION)
INPUT 25-400(%)
Item
0 TRAY SELECT Paper feed tray
selection
1 COPY START Copy START (Default)
2 MAGNIFICATION Print magnification ratio
(Off-center adjustment value)
3 PLATEN OC mode adjustment
4 SPF SIDE1 SPF front surface
adjustment
5 SPF SIDE2 SPF back surface
adjustment
2) Using the numeric keypad, select the adjustment item SPF SIDE1,
which is intended to adjust the off-center in SPF front-face mode.
3) Press the Start key
2
50 5.SPF SIDE2 50
Press [CUSTOM SETTINGS] key.
50
Press [CUSTOM SETTINGS] key,
or terminate copying.
Press [START] key or
press [CUSTOM SETTINGS] key.
1
Press [START] key, or
press [CUSTOM SETTINGS] key.
100
Set range Default
1 - 6 –
– –
25 - 400% 100
0 - 99 50