2 Maintenance, Adjustments and Check Points
D. Firmware Updating Ports
4. LSU Adjustment Refer to 2.9
2.9. 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.
2.9.1. 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 “FUNCTION”, “ORIGINAL SIZE” keys, and then Key “3” on the keypad sequentially.
3. Perform the Service Mode F1-03 (Print Test Pattern 1).
4. Check the gap of the print pattern from the paper edge, refer to the Figure below.
5. Perform the Service Mode F6-04 (Printer Registration) to adjust the gap to be 5 mm.
6. If the gap is less than 5 mm, input a (-) value. If more than 5 mm, input a (+) value.
7. Press "STOP" first, and then press "FUNCTION" + "CLEAR" keys simultaneously to return to standby.
2.9.2. 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 “FUNCTION”, “ORIGINAL SIZE” keys, and then Key “3” on the keypad sequentially.
3. Perform the Service Mode F1-03 (Print Test Pattern 1).
4. Check the gap of the print pattern from the paper edge, refer to the Figure above.
5. Perform the Service Mode F6-10 to F6-14, to adjust the gap to be 5 mm.
6. If the gap is less than 5 mm, input a (+) value. If more than 5 mm, input a (-) value.
7. Proceed the above steps for other Tray.
8. Press "STOP" first, and then press "FUNCTION" + "CLEAR" keys simultaneously to return to standby.
<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
2.9.3. 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 “FUNCTION”, “ORIGINAL SIZE” keys, and then Key “3” on the keypad sequentially.
3. Perform the Service Mode F1-06 (Print Test Pattern 4).
4. Check the gap of the print pattern from the paper edge, refer to the Figure above.
5. Perform the Service Mode F6-16 (ADU Side Adjust), to adjust the gap to be 5 mm.
6. If the gap is less than 5 mm, input a (+) value. If more than 5 mm, input a (-) value.
7. Press "STOP" first, and then press "FUNCTION" + "CLEAR" keys simultaneously to return to standby.
2.9.4. 100% Read Adjustment
1. Place the Original Document on the Platen Scanner.
2. 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.
3. Press “FUNCTION”, “ORIGINAL SIZE” keys, and then Key “3” on the keypad sequentially.
4. Perform the Service Mode F2 (Single Copy Test).
5. Check the Image size of the Copy, and the Original as Portrait.
6. Perform the Service Mode F6-00 (Adj 100% Side-Side Read), to adjust for an identical vertical (side-to-side) size ratio.
7. If the image is smaller than the Original, input a (+) value. If bigger than the Original, input a (-) value.
8. Perform the Service Mode F6-01 (Adj 100% Lead-Tail Read), to adjust for an identical horizontal (top-to-bottom) size ratio.
9. If the image is smaller than the Original, input a (+) value. If bigger than the Original, input a (-) value.
10. Press "STOP" first, and then press "FUNCTION" + "CLEAR" keys simultaneously to return to standby.
Note:
This is for size adjustment, and does not adjust positioning.
2.9.5. Original Registration & CCD Read Adjustments
1. Place the Original Document on the Platen Scanner.2. 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.
3. Press “FUNCTION”, “ORIGINAL SIZE” keys, and then Key “3” on the keypad sequentially.
4. Perform the Service Mode F2 (Single Copy Test).
5. Check the Image size of the Copy, and the Original as Portrait.
6. Perform the Service Mode F6-03 (Original Registration), to adjust the platen original registration detection timing.
7. If the gap is smaller than the Original, input a (-) value. If bigger than the Original, input a (+) value.
8. Perform the Service Mode F6-53 (CCD Read Position Adj), to adjust the CCD Read side position.
9. If the gap is smaller than the Original, input a (+) value. If bigger than the Original, input a (-) value.
10. Press "STOP" first, and then press "FUNCTION" + "CLEAR" keys simultaneously to return to standby.
2.9.6. ADF 100% Image 1-Sided Adjustment
1. Place the Original Document on the ADF.2. 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.
3. Press “FUNCTION”, “ORIGINAL SIZE” keys, and then Key “3” on the keypad sequentially.
4. Perform the Service Mode F2 (Single Copy Test).
5. Check the Image size of the Copy, and the Original as Portrait.
6. Perform the Service Mode F6-93 (ADF 100% Image 1-Sided), to adjust for an identical vertical (side-to-side) magnification for 1-sided scan.
7. If the image is smaller than the Original, input a (+) value. If bigger than the Original, input a (-) value.
8. Press "STOP" first, and then press "FUNCTION" + "CLEAR" keys simultaneously to return to standby.
Note:
This is for size adjustment, and does not adjust positioning.
2.9.7. ADF Original Read Edge & ADF Main Scan Adjustments
1. Place the Original Document on the ADF.2. 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.
3. Press “FUNCTION”, “ORIGINAL SIZE” keys, and then Key “3” on the keypad sequentially.
4. Perform the Service Mode F2 (Single Copy Test).
5. Check the Image size of the Copy, and the Original as Portrait.
6. Perform the Service Mode F6-91 (Original Read Edge ADF), to adjust for the ADF Original Read Edge detection timing.
7. If the gap is less than the Original, input a (+) value. If bigger than the Original, input a (-) value.
8. Perform the Service Mode F6-90 (ADF Read Main Scan Pos.), to adjust for the ADF horizontal image read start position.
9. If the gap is less than the Original, input a (+) value. If bigger than the Original, input a (-) value.
10. Press "STOP" first, and then press "FUNCTION" + "CLEAR" keys simultaneously to return to standby.
2.9.8. Double Exposure Lead, and Side Edge Adjustments
Caution:Confirm that the Scanning Pad is installed, and aligned correctly on the ADF/i-ADF prior to making any adjustments. (Refer to the ADF/i-ADF Installation Instructions in Sect. 8.11., or 8.12.of the Service Manual)
1. Place a Business Card, Driver's License, Insurance Card, etc. (Invoice size, or smaller) on the Platen Glass as illustrated.
2. Insert Letter, or A4 size paper into the 1st Paper Tray, or onto the Sheet Bypass, and change the tray settings to the appropriate paper size.
3. Make a copy using the Double Exposure Copy Mode.
4. Check the Copy Image.
a. For a Horizontal Black Line in the Center, adjust the Service Mode F6-63 (Lead Edge Read Timing) by following the steps below.
b. For a Vertical Black Line at the Leading Edge, adjust the Service Mode F6-64 (Side Edge Read Adjust) by following the steps below.
5. Press “FUNCTION”, “ORIGINAL SIZE” keys, and then Key “3” on the keypad sequentially.
6. Perform the Service Mode F6-63 (Lead Edge Read Timing), and F6-64 (Side Edge Read Adjust).
Note:
It is not recommended setting the value higher than "4" as it will increase the Void Area.
7. Press "STOP" first, and then press "FUNCTION" + "CLEAR" keys simultaneously to return to standby.
8. Repeat the above steps 3 to 7 until the Black Line(s) disappear.
Platen Driver's License
Adjust with F6-63
Output of Letter (A4) Paper (not LTR-R)
Driver's License
Driver's License
Adjust with F6-64 Driver's
License
Driver's License