Image Adjustment
D037/D038/D040/D041 4-8 SM
adjustment if you install the machine at the user location.) if the machine is
pre-installed at the workshop and moved to the user location,
2. When you remove the PCDU
3. When you remove or replace the motors, clutches, and/or gears related to the
drum/development/transfer sections
4. When you remove or replace the image transfer belt, image transfer belt unit or
laser optical housing unit
4.3.6 PRINTER GAMMA CORRECTION
 The ACC is usually sufficient to adjust the color balance to get the best print output.
You only need the printer gamma correction to fine-tune to meet user
requirements.
Use SP modes if you want to modify the printer gamma curve created with ACC. You can
adjust the gamma data for the following:
 Highlight
 Middle
 Shadow areas
 IDmax.
The adjustable range is from 0 to 30 (31 steps).
Copy Mode
- Photo Mode, Full Color -
Item to Adjust Level on the C-4 chart Adjustment Standard
ID max:
(K, C, M, and Y)
Adjust the offset value so that
the density of level 10
matches that of level 10 on
the C-4 chart.
1
For adjusting K ID max: SP4-915-004
For adjusting C ID max: SP4-916-004
For adjusting M ID max: SP4-917-004
For adjusting Y ID max: SP4-918-004
2
Middle (Middle ID)
(K, C, M, and Y)
Adjust the offset value so that
the density of level 6 matches
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