Image Processing; Overview - Ricoh A284 Service Manual

IMAGE PROCESSING

2.2 IMAGE PROCESSING

2.2.1 OVERVIEW

L D
Driver
D r u m
L D
Driver
L D D R
The image data flows similarly to the A230/A231/A232 machines. The differences
are the following.
• The video data go to the IPU chip through only the SIFB.
• The MSU circuit is on the BICU board.
• The image processing is changed.
A283/A284
S B U
L D
Controller
(GAVD)
FCI
2-2
SIFB
Memory
M S U
Control
IC
IPU
H D D
Fax Controller
Printer Controller
Scanner Controller
BICU
A284D531.WMF
SM