Scanning; Overview - Ricoh MP C2504 Field Service Manual

Scanning

Overview

The short focus scanner is realized by implementing a lens block (SBU, CCD, and Lens) on the carriage.
After the scanner lamp unit emits the light to the document, the light goes through route shown below
and reaches the CCD.
Scanner lamp unit (LED) -> Original -> 1st mirror (13) -> 2nd mirror (3) -> 3rd mirror (6) -> 2nd mirror
(3) -> 4th mirror (5) -> 5th mirror (14) -> lens -> pre-sensor lens -> CCD
No. Description
1 Sheet-through exposure glass
2 Exposure glass
3 2nd mirror
4 Scanner lamp unit (LED)
5 4th mirror
6 3rd mirror
7 Scanner motor
8 APS sensors
*Service part
No. Description
9 Sensor board unit (SBU)
10 CCD
11 Pre-sensor lens
12 Lens
13 1st mirror
14 5th mirror
Anti-condensation heater* (Scanner
15
heater)
Scanning
1099