Read Sharp AL-2020 (serv.man2) Service Manual online
AL-2040 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 6
6. PWB unit
2
4
5
8
3
6
7
9
10
1
No.
Name
Function
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
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