Sony D-FJ61 Service Manual page 16

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Pin No. Pin Name
41 DSP TYPE SELECTION
42 XHGOM
43 XLT
44 XSOE
45 RESERVED
46 POWLT
47 TUAUDIO
48 XAPC OFF
49 CDAUDIO
50 to 64 SEG14 to SEG0
65 to 68 COM3 to COM0
69 to 71 V3 to V1
72,73 C1, C0
74 CDWP/TUON
75 IC TEST
76 BBSW
77 XLED
78 RESET
79 XIN
80 XOUT
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L 13942296513
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I/O
O Mode select terminal for IC601.
O Optical pick-up power ON/OFF control signal output terminal.
O Serial data latch pulse signal output to IC601.
O Serial data output enable signal output terminal.
O Headphone attenuater ON/OFF signal output.
O Latch signal output to the power control (IC401).
O Audio channel selection. (Radio/CD music)
O APC mute signal output terminal. "L": mute
O Audio channel selection. (Radio/CD music)
O Segment drive signal output to the liquid crystal display.
O Common drive signal output to the liquid crystal display.
O Bias signal output to the liquid crystal display driver.
O Capacitor connected terminal for the liquid crystal display driver voltage-up.
O VCD control stop signal output terminal. Not used (Fixed at "L").
I Test terminal for IC (Fixed at "L").
O ON/OFF control signal output to the headphone amplifier (IC302).
O LCD back light control signal output to the liquid crystal display. (EJ616CK)
System reset signal input from the power control (IC401). "L": reset
I
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
I System clock input terminal.
— Not used (OPEN).
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Description
Q Q
3 6 7 1 3 1 5
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9 4 2 8
"L": ON
0 5 8 2 9 9 4 2 8
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9 9
9 9