Read Sharp DM-1500 (serv.man2) Service Manual online
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
9
Memory PWB 6MB
For memorying data
10
I/F PWB
I/F PWB between PCL and PC
11
PCL control PWB
PCL printer control
2
4
1
3
5
6
7
8
9
10
11
DM-1505
4 – 5
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