Panasonic DP-8025, Service Manual

Page: 103 / 397

103
DP-8032/8025
2008 Ver. 1.2
3.8. Adjusting the Printer Registration, LSU Image Side to Side
When installing the Paper Tray option, the following LSU Image Side to Side adjustment must be
performed.
The Printer registration is adjusted at the factory.
If copy image is abnormal, specially in the Rotation Copy mode, adjust it by the following procedure.
3.8.1. Printer Registration
1. Insert Ledger or A3 size paper into the 1st tray and change the tray setting to the appropriate paper
size. Empty or pull out all the remaining trays (including the bypass tray) to disable them.
2. Press the “FUNCTION” , “ORIGINAL SIZE (LEDGER/A3)” , and the “3” keys simultaneously.
3. Input the password, and select the “OK” button to enter the Service Mode (default password is
00000000 ).
4. Perform the Service Mode F1-03 (Print Test Pattern 1).
5. Check the gap of the print pattern from the paper edge, refer to the Figure below.
6. Perform the Service Mode F6-04 (Printer Registration) to adjust the gap to be 5 mm.
7. If the gap is less than 5 mm, input a (-) value. If more than 5 mm, input a (+) value.
8. Press the
“STOP” key first, then press the “FUNCTION” , and “C (CLEAR)” keys simultaneously to
exit the Service Mode.
3.8.2. LSU Image Side to Side Adjustment for the Tray
1. Insert paper into the 1st tray and change the tray setting to the appropriate paper size. Empty or pull
out all the remaining trays (including the bypass tray) to disable them.
2. Press the “FUNCTION” , “ORIGINAL SIZE (LEDGER/A3)” , and the “3” keys simultaneously.
3. Input the password, and select the “OK” button to enter the Service Mode (default password is
00000000 ).
4. Perform the Service Mode F1-03 (Print Test Pattern 1).
5. Check the gap of the print pattern from the paper edge. (Refer to the <Figure>)
6. Perform the Service Mode F6-10 to F6-14, to adjust the gap to be 5 mm.
7. If the gap is less than 5 mm, input a (+) value. If more than 5 mm, input a (-) value.
8. Proceed the above steps for other Tray.
9. Press the
“STOP” key first, then press the “FUNCTION” , and “C (CLEAR)” keys simultaneously to
exit the Service Mode.
3.8.3. LSU Image Side to Side Adjustment for the ADU
1. Insert paper into the 1st tray and change the tray setting to the appropriate paper size. Empty or pull
out all the remaining trays (including the bypass tray) to disable them.
2. Press the “FUNCTION” , “ORIGINAL SIZE (LEDGER/A3)” , and the “3” keys simultaneously.
<Figure>
Two lines are printed on the top (Lead edge).
For Ledger or A3, place as Portrait.
For Letter or A4, place as Landscape.
5 mm
Top (Lead edge)
Two lines are printed
5 mm 5 mm
Two lines are printed