6.5 IMAGE DATA PATH
FCU
Option
HDD
Memory
Copier Application
SBU → IPU → Controller (HDD/Memory) → IPU → Controller (straight through) →
BCU
Printer Application
Controller → IPU (through) → Controller → BCU
Scanner Application (1 bit/8 bits)
SBU → IPU → Controller (HDD/Memory)
Fax Application (Transmission/Reception)
Transmission: SBU → IPU → FCU
Reception: FCU → IPU → Controller (straight through) → BCU
SM
IPU
Controller
BCU
6-37
IMAGE DATA PATH
CCD
SBU
Mother Board
LD Board
M
C
Y
K
B146D917.WMF
B147/B149/B190