Pwbs (The Sf-2214 As The Typical Example) - Sharp SF-2014 Service Manual

7. PWBs (The SF-2214 as the typical example)

8
No. Name
1 AC circuit PWB
Discharge lamp PWB
2
3 Main PWB
4 AE PWB
5 Blank lamp PWB
6 Lower unit PWB
High voltage PWB
7
8 Operation PWB
9 SPF control PWB
F RE PWB
2 1 4
AC power input
Discharge lamp drive
Main body control
Document density auto exposure detection
Blank lamp control
Lower unit parts control
Supply of the process high voltage and the developer bias voltage.
Operation input, display control
SPF control
Speed detection for SPF motor
10 9
Description
3 – 7
3
5
6
7