Special Adjustments
D093/D094 5-116 SM
5.12.3 LPH ADJUSTMENT WITH SP MODES
Doing SP Adjustment Settings for a Replacement LPH
1. Remove the replacement LPH from its box.
2. Read the label attached to the replacement LPH and note of the settings for SP2952 and
SP2943.
This label is attached to the replacement LPH only.
3. Remove the old LPH and install the new LPH unit. (
p.5-36 "LPH")
4. Do SP2952-1, -2 and enter the settings you read from the label attached to the LPH
replacement unit.
5. Do SP2943-1, -2, -3 and enter the settings you read from the label attached to the
replacement unit.
6. Print a test print in the IPU Test Pattern mode to make sure that the LPH joints are aligned
correctly. (See below.)
7. Do SP4417 Pattern 27 (Horizontal Grayscale) to print IPU Test Pattern 10 to confirm that
the LPH is functioning normally (see the procedure below).
To Print Pattern IPU Test Pattern 27
1. Open the roll feeder drawer. Cut off a sheet manually from a roll.
2. Close the roll feeder drawer.
3. Go into the SP mode.
4. Do SP4417, select Pattern 27, then touch [OK].
5. Touch "COPY Window" to go to the copy display.
6. Select one of the rolls for paper feed.
7. Feed a blank sheet of paper into the machine then press [Start] to print Pattern 27.
8. Check the printed pattern:
If you see vertical white or black lines, do the vertical line adjustments (See the next
section, "Main Scan Adjustment: White, Black Vertical Lines").
If you see the areas are not aligned, do the misalignment adjustments (See below, "To
Adjust the LPH for Misalignment").
If you see vertical white/black lines and misalignment, do the vertical line adjustment
first.
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