Electrical Parts Layout; Pwbs - Kyocera FS-1350DN Service Manual

2-2 Electrical Parts Layout

2-2-1 Electrical parts layout

(1) PWBs

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1. Control PWB ................................................ Main controller: Controls the software such as the print data processing
2. Power source PWB...................................... After full-wave rectification of AC power source input, switching for
3. High voltage PWB........................................ Generates main charging, developing bias, transfer bias and separation
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.
4
1
5
2
Machine left
Figure 2-2-1 PWBs
and provides the interface with computers.
Engine: Controls printer hardware such as high voltage/bias output con-
trol, paper conveying system control, and fuser temperature control, etc.
converting to 24 V DC for output. Controls the fuser heater lamp.
charger bias.
6
8
7
3
Machine inside Machine right
2H4
2-2-1