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MX-7500N OPERATIONAL DESCRIPTIONS 13 – 9
3. Scanner section
A. Electrical and mechanical relation diagram
Signal name
Name
Function/Operation
CLFM
Scanner cooling fan
Cools the scanner unit.
CLI
Scanner lamp
Radiates light onto a document for the CCD to scan the document image.
MHPS
Scanner home position sensor
Detects the home position of the copy lamp unit.
MIM
Scanner motor
Drives the copy lamp unit and the mirror base unit.
No.
Name
Function/Operation
1
CCD PWB
Scans document images and performs A/D conversion of the scanning signal.
2
SCU PWB
Controls the scanner and the operation section.
3
Scanner lamp drive PWB
Drives the scanner lamp.
4
Lens
Shrinking the image (light) of the document, and project it on CCD.
5
No. 1 mirror
Reflects the document image into the lens.
6
No. 2 mirror
7
No. 3 mirror
8
Reflector
Converges scanner lamp lights to radiate onto the document.
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