6. PWB unit
No.
Name
Function
(1)
Exposure lamp invertor PWB
Exposure lamp (Xenon lamp) control
(2)
Main PWB (MCU)
Copier control
(3)
Operation PWB
Operation input/display
(4)
Power PWB
AC power input, DC voltage control, High voltage control
(5)
CCD sensor PWB
For image scanning
(6)
LSU motor PWB
For polygon motor drive
(7)
TCS PWB
For toner sensor control
(8)
LSU PWB
For laser control
(1)
(2)
(3)
(4)
(5)
(7)
(6)
(8)
AL-1000/1010
4-6