Sharp AR-6020V Service Manual page 113

3.Scanner section
A.Mechanism relation diagram
Signal
name
MHPOS Scanner home position sensor
MIRM Scan motor
No. Name
1 CCD PWB
2 Scanner lamp drive PWB
3
Lens
4 1st mirror
5 2nd mirror
6 Light guide bar
7 LED PWB
MHPOS
5
4
7
Name
Detects the scanner home position.
Drives the scanner unit. (scan, return operations)
Scans document images and performs A/D conversion of the scanning signal.
Drives the scanner lamp
Reduces a document image (light) and project it to the CCD.
Leads a document image to the lens.
Converges the scanner lamp lights and radiates onto the document.
Generates the scanner lamp lights.
AR-6020V OPERATIONAL DESCRIPTIONS 11 – 6
6
6
Function/Operation
Function/Operation
7
MIRM
2
3
1