Ricoh B246 Series Manual page 127

Components in the Image Processing
CIS
SBU
BCU
Polygon Motor
This diagram shows which parts of the machine take part in image processing.
The CIS is in the ADF, as mentioned earlier. It scans the reverse side of two-sided
originals.
The CCD is in the scanner under the main exposure glass.
The adjustments have been greatly simplified compared with earlier models.
Circuit
SBU/CIS
IPU
LDB
OPC
Key
Data flow
Signal flow
PCI BUS
Controller
HDD
Service manual, section 6.6.1
127
127