Read Sharp AL-1566 (serv.man7) Service Manual online
AL-1556/1566 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 5
6. PWB unit
No.
Name
Function
1
Exposure lamp inverter PWB
Exposure lamp (CCFL) 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 (In the LSU)
7
TCS PWB
For toner sensor control
8
LSU PWB
For laser control (In the LSU)
9
NIC PWB
10 BASE-T Network I/F
10
FAX-operation PWB
FAX operation input (AL-1566)
11
Modem PWB
FAX control (AL-1566)
1
5
9
2
8
6
7
3
4
10
11
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