Ricoh D124-17 Service Manual page 416

4. Replacement and Adjustment
7. Mark the leading edge of the pattern with a black arrow.
8. Use a ruler to mark the left edge at 65 mm, 97 mm, and 129 mm.
• The band between 65 and 97 mm is the coverage area for H1 (the K1 print head).
• The band between 97 mm and 129 mm is the coverage area for H2 (the K2 print head).
9. If the H1 and H2 bands are of equal density, no adjustment is necessary.
-or-
If the densities of the H1 and H2 bands are different, adjustment is required. Go to the next step.
10. At the top of the screen touch [SP Mode].
11. Open SP3132 (ECB Correction Value), and then adjust the density of the light band to the density
of the dark band.
• The density of the lighter band is always adjusted to match the density of the darker band.
12. If the H1 band is lighter than the H2 band as shown above:
• At SP3132-001 touch [H1].
• The 94% value displayed can be adjusted only in the range 94 to 97%.
• Enter a higher setting, and then touch [#].
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