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