LG LH-T3520X Service Manual page 37

Pin Main Alt.
100 DACVDDB
101 DACVDDA
102 Y/G
103 B/CB/PB
104 R/CR/PR
105 AADVSS
`
106 AKIN2
107 ADVCM
108 AKIN1
109 AADVDD
110 APLLVDD3
111 APLLCAP
112 ADACVSS2
113 ADACVSS1
114 ARF / LFE GPIO
115 ARS GPIO
116 AR
117 AV CM
118 AL GPIO
119 ALS GPIO
120 ALF /CENTER GPIO
121 ADACVDD1
122 ADACVDD2
123 AVDD18_1
124 AGND18
54, 90 DVDD18
Type Description
Power 3.3V power pin for video DAC circuitry
Power 3.3V power pin for video DAC circuitry
Analog Green, Y, SY, or CVBS
Analog Blue, CB/PB, or SC
Analog Red, CR/PR, CVBS, or SY
Ground Ground pin for 2ch audio ADC circuitry
1) Audio ADC input 2
2) MS_CLK set B
3) MCDATA
Analog 4) Audio Mute
5) HSYN/VSYN output
6) C5
7) GPIO
1) 2ch audio ADC reference voltageC
Analog 2) C6
3) GPIO
1) Audio ADC input 1
2) MS_D0 set B
3) Audio Mute
Analog
4) HSYN/VSYN output
5) C7
6) GPIO
Power 3.3V power pin for 2ch audio ADC circuitry
Power 3.3V Power pin for audio clock circuitry
Analog InOut APLL external capacitance connection
Ground Ground pin for audio DAC circuitry
Ground Ground pin for audio DAC circuitry
1) Audio DAC sub-woofer channel output
2) While internal audio DAC not used:
Analog Output
a. ACLK
b. GPIO
1) Audio DAC right Surround channel output
2) While internal audio DAC not used:
Analog Output
a. ABCK
b. GPIO
1) Audio DAC right channel output
2) While internal audio DAC not used:
Analog Output a. SDATA2
b. GPIO
c. RXD2
Analog Audio DAC reference voltage
1) Audio DAC left channel output
2) While internal audio DAC not used:
Analog Output a. SDATA1
b. GPIO
c. RXD1
1) Audio DAC left Surround channel output
2) While internal audio DAC not used:
Analog Output
a. ALRCK
b. GPIO
1) Audio DAC center channel output
2) While internal audio DAC not used:
Analog Output
a. ASDATA0
b. GPIO
Analog Power 3.3V power pin for audio DAC circuitry
Analog Power 3.3V power pin for audio DAC circuitry
Analog Power Analog 1.8V power
Analog Ground Analog Ground
General Power/ Ground (7)
Power 1.8V power pin for internal digital circuitry
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