FrameMaker Ver5.5E(PC) CF3102/CF2002 DIS/REASSEMBLY, ADJUSTMENT
02.06.010
D-55
(10) Gradation Adjust
This adjustment must be made in the following case:
• Color reproduction performance becomes poor.
• The IU has been replaced.
• The Image Transfer Belt Unit has been replaced.
Adjustment Procedure
1. Call the Tech. Rep. Mode to the screen.
2. Touch “Gradation Adjust.”
3. Press the Start key to let the copier produce a test pattern.
4. Place the test pattern produced on the Original Glass.
5. Place ten blank sheets of A3 or 11”
×
17” paper on the test pattern and then lower the
Original Cover.
6. Press the Start key (to let the copier start scanning the original).
7. Repeat steps from 2 to 6 twice (a total of three cycles).
8. The Adj. Value and Conv. Value will be displayed for Max and Highlight of each color (C,
M, Y, Bk).
9. Check the Conv. Value according to the following procedure.
• Max 0 ± 100 and Highlight 0 ± 60: It completes the adjustment procedure.
• If neither Max or Highlight falls outside the ranges specified above: Perform steps from 2
to 6.
If a fault is detected, “0” is displayed for all values. In this case, turn OFF and ON the
Power Switch and perform Gradation Adjust once again.
If either Max or Highlight still remains outside the specified ranges, perform PRT Max
Density or PRT Highlight.
Summary of Contents for CF2002
Page 1: ...The essentials of imaging www minoltaeurope com Service Manual CF2002 CF3102 ...
Page 2: ......
Page 21: ...FrameMaker Ver 5 5E PC CF2002 CF3102 GENERAL 02 06 26 GENERAL 14413 ...
Page 30: ...FrameMaker Ver 5 5E PC CF2002 CF3102 MAINTENANCE 02 06 26 MAINTENANCE 14413 ...
Page 178: ...FrameMaker Ver 5 5E PC CF2002 CF3102 TROUBLESHOOTING 02 06 26 TROUBLESHOOTING 14413 ...