Sony ST-SE570 Service Manual page 15

41, 42 IS5, IS4
43 to 45 IS3, IS2, IS1
46 VDD
47 to 78 P1 to P32
79 VLOAD
80 to 84 P33 to P37
85 G16
86 to 100 G15 to G1
I Setting terminal for the model
I
Setting terminal for the destination
— Power supply terminal (+5V)
O
Segment drive signal output to the fluorescent indicator tube (FL701)
—
Negative power supply terminal for the fluorescent indicator tube drive (–30V)
O
Segment drive signal output to the fluorescent indicator tube (FL701)
—
Not used (open)
O
Grid drive signal output to the fluorescent indicator tube (FL701)
ST-SE570
15