Kyocera KM-C2520 Service Manual page 58

2FZ/2F0/2HC-5
Maintenance
item No.
Adjustment
U053
1. Press the interrupt key.
2. Press the start key to output an A3/11" x 17" VTC pattern.
3. Change the value using the cursor up/down keys.
A: Middle transfer 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 longer in the main scanning direction, and decreasing it makes
the image shorter in the main scanning direction.
4. Press the start key. The value is set.
Completion
Press the stop/clear key. The screen for selecting a maintenance item No. is displayed.
Setting fan mode
U059
Description
Specifies mode for paper conveying fans 1 to 4 during conveying paper.
Purpose
Changing settings are not required.
Change mode to MODE2 if paper crease occurs when simplex-printing using A4/11 x 8.5 size paper or when
printing using B4 size paper.
Method
1. Press the start key.
2. Select the mode.
Display
Set Operation Mode
Set Timing
Setting: Operation mode
1. Select the mode.
Display
OFF
MODE1
MODE2
Initial setting: MODE1
2. Press the start key. The setting is set.
Setting: Timing
1. Change the setting value using the cursor up/down keys.
Description
Timing for paper conveying fans
A larger value advances the operating timing, and a smaller value slows it.
2. Press the start key. The value is set.
Completion
Press the stop/clear key. The screen for selecting a maintenance item No. is displayed.
1-3-18
Description
Figure 1-3-4
Description
Sets operation mode of paper conveying fans 1 to 4.
Sets timings to activate paper conveying fans 1 to 4.
Description
Do not drive paper conveying fans 1 to 4.
Drives paper conveying fans 1 to 4 when A3/11 x 17 size paper is used or when
the second side of A4/11 x 8.5 size paper is printed during duplex-printing.
Drives paper conveying fans 1 to 4 only when A4/11 x 8.5, A3/11 x 17 and B4
size paper is used.
Correct values for an A3/11" x 17" output are:
±
A = 350 0.5mm
±
B = 250 0.5 mm
Setting range
-800 to 800 (ms)
Default setting
600 (ms)