Kyocera FS-1128MFP Service Manual - Page 229
Electrical Parts Layout, (1) PWBs, High voltage PWB
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2-2 Electrical Parts Layout 2-2-1 Electrical parts layout (1) PWBs 10 4 11 2JN 5 6 1 9 12 78 3 2 Machine left Machine inside Machine right Figure 2-2-1 PWBs 1. Control PWB Main controller: Controls the software such as the print data processing and provides the interface with computers. Engine: Controls machine hardware such as high voltage/bias output control, paper conveying system control, and fuser temperature control, etc. 2. Power source PWB After full-wave rectification of AC power source input, switching for converting to 24 V DC for output. Controls the fuser heater lamp. 3. High voltage PWB Generates main charging, developing bias and transfer bias. 4. Operation panel PWB Consists the LCD, LED indicators and key switches. 5. APC PWB Generates and controls the laser beam. 6. PD PWB Controls horizontal synchronizing timing of laser beam. 7. Zener PWB Adjusts the drum surface potential. 8. Eraser lamp PWB Eliminates the residual electrostatic charge on the drum. 9. Scanner PWB Controls the scanner section. 10. CCD PWB Reads the image of originals. 11. Inverter PWB Controls the exposure lamp. 12. FAX PWB Modulates, demodulates, compresses, decompresses and smoothes out image data, and converts resolution of image data. 2-2-1