Aiwa TV-SE141 Service Manual page 27

IC, MSP3417D
Pin Name
Pin No.
1 TP
2 NC
3 D_CTR_OUT1
4 D_CTR_OUT0
5 ADR_SEL
6 STANDBY
2
7 I C_CL
2
8 I C_DA
~
9 15 TP
16 DVSUP
17 DVSS
18 TP
19 NC
20 RESETQ
~
21 22 TP
23 VREF2
24 TU-R
25 TU-L
26 NC
~
27 28 TP
29 VREF1
30 SC1_OUT_R
31 SC1_OUT_L
32 NC
33 AHVSUP
34 CAPL_M
35 AHVSS
36 AGNDC
~
37 40 NC
41 SC1_IN_L
42 SC1_IN_R
43 VREFTOP
44 MONO_IN
45 AVSS
46 AVSUP
47 ANA_IN1+
48 ANA_IN-
49 NC
50 TESTEN
51 XTAL_IN
52 XTAL_OUT
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I/O
– Test pin.
– Not connected.
O Digital control output 1.
O Digital control output 0.
2
I I C Bus address select.
I Standby (L = Standby).
2
I/O I C clock.
2
I/O I C data.
– Test pin.
– Digital power supply 5V.
– Digital ground.
– Test pin.
I Not connected.
I Power on reset.
– Test pin.
– Reference ground 2 highvoltage part.
O Loudspeaker out right.
O Loudspeaker out left.
– Not connected.
– Test pin.
– Reference ground 1 highvoltage part.
O Scart output 1 right.
O Scart output 1 left.
– Not connected.
– Analog power supply 8V.
– Volume capacitor MAIN.
– Analog ground.
– Analog reference voltage high voltagpart.
– Not connected.
I Scart input 1 in left.
I Scart input 1 in right.
– Reference voltage IF A/D converter.
I Mono input.
– Analog ground.
– Analog power supply 5V.
I IF input 1.
I IF common.
– Not connected.
I Test pin.
I Crystal oscillator.
O Crystal oscillator.
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Description