Kyocera KM-2550 Service Manual page 37

11. Open the conveyer unit and connect the
connector of the duplex unit to the MFP.
12. Reattach the removed parts to their original
positions.
13. Connect the MFP power plug to the wall out-
let and turn the power switch on.
Adjusting the leading edge timing
1. Run maintenance mode 034.
Select ADJ, RCL ON TIMING and press the
start key.
Select RCL DUP.
Press the Interrupt key to output the test
pattern in the duplex mode and check the
image.
If an adequate image cannot be obtained,
carry out the following adjustment.
2. If a test pattern a is obtained, increase the
adjustment value.
If a test pattern b is obtained, decrease the
adjustment value.
Setting range: -5.0 - +10.0
Changing the value by one moves the lead-
ing edge by 0.1 mm.
3. Output the test pattern again.
4. Repeat steps 2 and 3 until an adequate
image is obtained.
Adjusting the center line
1. Run maintenance mode 034.
Select ADJ, LSU OUT TIMING and press
the start key.
Select LSU DUP.
Press the Interrupt key to output the test
pattern in the duplex mode and check the
image.
If an adequate image cannot be obtained,
carry out the following adjustment.
2. If a test pattern a is obtained, increase the
adjustment value.
If a test pattern b is obtained, decrease the
adjustment value.
Setting range: -7.0 - +10.0
Changing the value by one moves the cen-
ter line by 0.1 mm.
3. Output the test pattern again.
4. Repeat steps 2 and 3 until an adequate
image is obtained.
Duplex unit
Adequate image
Adequate image
Connector
Figure 1-3-24
Test pattern a
Figure 1-3-25
Test pattern a
Figure 1-3-26
2FT
Test pattern b
Test pattern b
1-3-15