Electrical Parts Layout - Kyocera TASKalfa 3050ci Service Manual

2-2-1 Electrical parts layout

2-2 Electrical Parts Layout
(1) PWBs
9
1
6
30
22
26 25
1. Main PWB (MPWB) .............................. Controls the software such as the print data processing and
2. Engine PWB (EPWB)............................ Controls printer hardware such as high voltage/bias output con-
3. Power source PWB (PSPWB) .............. After full-wave rectification of AC power source input, switching
4. Current PWB (CRPWB)*....................... After full-wave rectification of AC power source input, switching
5. High voltage PWB 1 (HVPWB1) ........... Generates main charging and developing bias.
6. High voltage PWB 2 (HVPWB2) ........... Generates transfer bias and separation bias.
7. ISC PWB (ISCPWB) ............................. Controls the scanner section.
8. CCD PWB (CCDPWB).......................... Reads the image of originals.
9. LED PWB (LEDPWB) ........................... Exposes originals.
7
2
35
34
29 28
18
21 20
24 23
17
Figure 2-2-1 PWBs
provides the interface with computers.
trol, paper conveying system control, and fuser temperature con-
trol, etc.
for converting to 24 V DC and 12 V DC for output. Controls the
fuser heater.
for converting to 5 V DC for output.
10
12
14
13
31
27
5
19
15
3
4
2-2-1
2LK/2LN/2LM/2LC
11
8
33
32
16
Machine right
Machine inside
Machine left