Scanning; Overview - Ricoh B051 Service Manual

6.5 SCANNING

6.5.1 OVERVIEW

3
2
1
1. Scanner HP sensor
2. ADF exposure glass
3. Exposure glass
4. 2nd scanner (2nd carriage)
5. Scanner lamp
(!  Digital Processes – Digital scanning – Basic concepts)
Book mode: The scanner motor drives the 1st and 2nd scanners. The original is
scanned from left to right.
ADF mode: The ADF feeds the original past the ADF exposure glass. The 1st
scanner moves under the ADF exposure glass. The original does not stay on the
glass, but keeps going to the ADF exit.
SM
CÓPIA NÃO CONTROLADA
5 6
4
10
6. 1st scanner (1st carriage)
7. Scanner motor
8. Sensor board unit (SBU)
9. Original length sensors
10. Original width sensor
6-19
CÓPIA NÃO CONTROLADA
7
8
9
SCANNING
B051D557.WMF
B051/B052