
AL-1611/AL-1622
EXTERNAL VIEWS AND INTERNAL STRUCTURE
4 – 5
6. PWB UNIT
No.
Name
Function, operation
1
Copy lamp Inverter PWB
Copy lamp control
2
Power PWB
AC power input/DC power control
3
High voltage PWB
High voltage control
4
CCD sensor PWB
Image scanning
5
Main PWB (MCU)
Machine control/Image process
6
Tray interface PWB
Paper tray control
7
ERDH operation PWB
Operation panel input and display
8
Copy operation PWB
Operation panel input and display, operation panel section control
1
2
3
4
7
6
5
8