Sony SAVA-500 Service Manual page 25

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Pin No. Pin Name
42, 43 —
44 SIRCS
45, 46 —
47 STOP
48 IC
49 STANDBY LED
50 READY LED
51 OPERATE LED
52 VDD
53 to 70 S24 to S7
71 VLOAD
72 to 77 S6 to S1
78 to 80 10G to 8G
05/28/2012
I/O
O
Not used (pull down)
Sircs remote control signal input from the remote control receiver (IC503) and CONTROL S TV
I
IN (CONTROL S TV IN: used for the US, Canadian models)
O
Not used (pull down)
I
Power down detection signal input terminal "L": power down, normally : "H"
— Internal connection terminal (connected to ground)
O
LED drive signal output of the STANDBY (D510) indicator "L": LED on
O
LED drive signal output of the READY (D509) indicator "L": LED on
O
LED drive signal output of the ON (D508) indicator "L": LED on
— Power supply terminal (+5V)
O
Segment drive signal output to the fluorescent indicator tube (FL501)
—
Negative power supply terminal for the fluorescent indicator tube drive (–24V)
O
Segment drive signal output to the fluorescent indicator tube (FL501)
O
Gird drive signal output to the fluorescent indicator tube (FL501)
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