Haier HTAF21C Service Manual page 7

GND1 41
CVBS/Y 42
CHROMA 43
AUDOUT 44
INSSW2 45
R2/VIN 46
G2/YIN 47
B2/UIN 48
BCLIN 49
BLKIN 50
RO 51
GO 52
BO 53
VDDA 54
VPE 55
VDDC 56
OSCGND 57
XTALIN 58
XTALOUT 59
RESET 60
VDDP 61
P1.0/INT1 62
P1.1/T0 63
P1.2/INT0 64
Note
Pin
62
63
2. N202 24C08/PCF8598
PIN Function
1 GND
2 GND
3 Upper resistance
4 GND
5 SDA data wire
6 SCL clock wire
7 GND
8 +5V Power
3. N601: Sound power amplify (AN7522N)
Symbol PIN
Vcc 1
Out 1 (+) 2
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ground for TV processor
CVBS/SVHS(Y) input
SVHS (C) input
Audio output
YUV insertion input
R input / V (R-Y) input / PR input
G input / Y input
B input / U (B-Y) input / PB input
Beam current limiter input
Black current input
Red output
Green output
Blue output
Analog supply of Closed Caption decoder and digital supply of TV-processor (3.3
V)
Ground
Digital supply to core (3.3 V)
Oscillator ground supply
Crystal oscillator input
Crystal oscillator output
Ground
Digital supply to periphery (+3.3 V)
AV1 / AV2 mode Output.
AV /S-VHS mode Output.
Remote control signal input.
TV SVHS
1 0
1 1
Function Symbol
Power supply GND
Ch 1 output (+) In 2
7
AV1 AV2
0 1
0 0
PIN Function
7 ground
8 Ch 2 input