Service manual

1-3-15
2DA/2DB-1
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 leading 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. a: Adequate image
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 center line by
0.1 mm.
3. Output the test pattern again.
4. Repeat steps 2 and 3 until an adequate image is
obtained.
Figure 1-3-25
Figure 1-3-26
Adequate image Test pattern a Test pattern b
Adequate image Test pattern a Test pattern b
Figure 1-3-24
Connector
Duplex unit
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 outlet and
turn the power switch on.