Main Pwb; In 1 25/26 Ppm Model, 4 In 1 20/21, 25/26 Ppm Model - Kyocera ECOSYS FS-1020MFP Service Manual

2M4/2M5/2M6/2M7
2-3 Operation of the PWBs

2-3-1 Main PWB

(1) 3 in 1 25/26 ppm model, 4 in 1 20/21, 25/26 ppm model

4 in 1 25/26 ppm model
YC15
1 7
12 8 1 1 15 1
1 4
4 1
2 1
1
YC6 YC14 5
YC8 YC5 3 1 2 1 1
10
YC22
YC17 YC19 YC18
YC16
YC20
U13
U8
U5
U1
U14
U11
U2
12
1
YC2
Figure 2-3-1 4 in 1 25/26 ppm model Main PWB silk-screen diagram
Figure 2-3-2 4 in 1 25/26 ppm model Main PWB
2-3-1