Olivetti DF-790 Service Manual page 137

3NB/3ND/3N0/3NK
2-3-2 CF main PWB
YC15
YC11
1
6
1
YC16
7
1
12
U15
U17 U16
U19
U1
U9
U8
U6
YC7
7 1
U7
YC8
1
2 1 2 1
12
4 1
4 1
7 1
YC5
YC3
YC19
Figure 2-3-2 CF main PWB silk-screen diagram
2-3-10
Y113480-7 Sevice Manual