AL-2020/2035/2040/2050/2060 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 9
6. PWB unit
A. AL-2020/2035/2040
2
4
5
8
3
6
7
9
10
1
No. Name Function / Operation
1 Exposure lamp invertor PWB Exposure lamp (CCFL) control
2 Main PWB (MCU) Copier control
3 Operation PWB Operation input/display
4 High voltage PWB 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
9 NIC PWB Network print control (AL-2040 only)
10 Power PWB AC power input, DC voltage control