Write Section Image Processing Block Diagram - Konica Minolta bizhub c650 Service Manual

Theory of Operation Ver. 8.0 Jun. 2008

23.2 Write section image processing block diagram

From scanner section
1. Resolution conversion processing in the main scanning direction/
movement processing
2. Resolution conversion processing in the sub scanning direction
3. ACS processing
5. Image data editing
Photo mode
7. Image area discrimination
8. Miscellaneous processing (improved reproduction of black text, edge emphasis,
smoothing and color balance)
Photo mode
PC print data
9. BTC compression
12. Input buffer memory
13. JBIG compression
14. File (code) memory
DRAM:1024MB (standard)
HDD:60GB (standard)
15. JBIG expansion
16. Memory access coordinator
18. Output buffer memory
4. AE processing
6. Color conversion processing
Multi-valued data
(8 bit data)
17. Frame memory
23. Image processing
Mode other than photo
Mode other than photo
10. Gamma correction
11. Error diffusion (binary)
Binary data
Multi-valued data
(8 bit data)
19. BTC expansion
20. Color conversion processing
21. Area discrimination FEET
22. Interpolation
23. Gamma correction
24. Screening
25. Delay control for the interval of
PC drums
26. Main scanning position correc-
tion
Main scanning speed conver-
sion
Modulation
To PH unit
MFP board
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