Hitachi 43FDX01B Service Manual page 22

Numbers inside circle correspond to locations shown in the circuit diagram.
I001 Pin 1
1
I001 Pin 24
4
I001 Pin 55
7
I403 Pin 6
10
WAVEFORMS AT EACH SECTION
I001 Pin 2
2
I001 Pin 38
5
I001 Pin 62
8
I403 Pin 8
11
32
I001 Pin 23
3
I001 Pin 49
6
I001 Pin 63
9
I403 Pin 40
12