Electrical Parts Layout; Pwbs - Kyocera TASKalfa 181 Service Manual

2-2 Electrical Parts Layout

2-2-1 Electrical parts layout

(1) PWBs

1. Engine PWB (EPWB)................................... Controls the other PWBs, electrical components and optional devices.
2. Main PWB (MPWB) ..................................... Controls the operation panel and laser scanner unit.
3. Power source PWB (PSPWB) ..................... Generates +24 V DC; controls the fuser heaters.
4. High voltage PWB (HVTPWB) ..................... Main charging. Generates high voltages for transfer and high voltages for
5. Inverter PWB (INPWB) ................................ Controls the exposure lamp.
6. CCD PWB (CCDPWB)................................. Reads the image of originals.
7. Operation unit PWB (OPWB)....................... Consists of the operation keys and display LEDs.
8. LCD PWB (LCDPWB).................................. Controls LCD indication.
9. APC PWB (APCPWB) ................................. Generates and controls the laser beam.
10. PD PWB (PDPWB) ...................................... Controls horizontal synchronizing timing of laser beam.
11. Cassette PWB (CPWB) ............................... Relays wirings from electrical components.
12. Cassette main PWB (CMPWB)
13. Cassette heater PWB (CHPWB)
14. Fax control PWB (FCPWB)
Machine front
Figure 2-2-1 PWBs
separation.
.................. Controls electrical components of the paper feeder.
*1
................ Relays the cassette heater power.
*1
........................ Modulates, demodulates, compresses, decompresses and smoothes out
*2
image data, and converts resolution of image data.
5
1
4
8
7
10
9
15
11
12
Machine inside
6
2
3
16
13
Machine rear
2KJ/2KH
14
2-2-1