Kyocera KM-3050 Service Manual page 51

Maintenance
item No.
Setting the adjustment of the motor speed
U053
Description
Performs fine adjustment of the speeds of the motors.
Purpose
To adjust the speed of the respective motors when the magnification is not correct.
Method
1. Press the start key.
2. Select the item to be adjusted.
Display
MAIN MOTOR
EJECT MOTOR
POLYGON MOTR
Adjustment
1. Press the system menu key.
2. Press the start key to output an A3/Ledger VTC pattern.
3. Press the system menu key.
4. Change the setting value using the +/- or numeric keys.
A: Drive motor speed adjustment
Increasing the setting makes the image longer in the auxiliary scanning direction, and decreasing it
makes the image shorter in the auxiliary scanning direction.
B: Polygon motor speed adjustment
Increasing the setting makes the image shorter in the main scanning direction and longer in the auxiliary
scanning direction; decreasing the setting makes the image longer in the main scanning direction and
shorter in the auxiliary scanning direction.
5. Press the start key. The value is set.
Completion
Press the stop key. The indication for selecting a maintenance item No. appears.
Description
Description
Drive motor speed adjustment
Eject motor speed adjustment
Polygon motor speed adjustment
Figure 1-3-7
Setting
range
-40 to 40
-7 to 15
-20 to 20
Correct values for an A3/Ledger output are:
±
A = 300 0.75mm
±
B = 270 1.35 mm
2GN/2GP/2GR
Initial
setting
2
0
-5
1-3-21