LG HT353SD - Page 37

Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
2-28
Pin Main Alt. Type Description
100 DACVDDB Power 3.3V power pin for video DAC circuitry
101 DACVDDA Power 3.3V power pin for video DAC circuitry
102 Y/G Analog Green, Y, SY, or CVBS
103 B/CB/PB Analog Blue, CB/PB, or SC
104 R/CR/PR Analog Red, CR/PR, CVBS, or SY
105 AADVSS Ground Ground pin for 2ch audio ADC circuitry
` 1) Audio ADC input 2
2) MS_CLK set B
3) MCDATA
106 AKIN2 Analog 4) Audio Mute
5) HSYN/VSYN output
6) C5
7) GPIO
1) 2ch audio ADC reference voltageC
107 ADVCM Analog 2) C6
3) GPIO
1) Audio ADC input 1
2) MS_D0 set B
3) Audio Mute
108 AKIN1 Analog
4) HSYN/VSYN output
5) C7
6) GPIO
109 AADVDD Power 3.3V power pin for 2ch audio ADC circuitry
110 APLLVDD3 Power 3.3V Power pin for audio clock circuitry
111 APLLCAP Analog InOut APLL external capacitance connection
112 ADACVSS2 Ground Ground pin for audio DAC circuitry
113 ADACVSS1 Ground Ground pin for audio DAC circuitry
114 ARF / LFE GPIO Analog Output
1) Audio DAC sub-woofer channel output
2) While internal audio DAC not used:
a. ACLK
b. GPIO
115 ARS GPIO Analog Output
1) Audio DAC right Surround channel output
2) While internal audio DAC not used:
a. ABCK
b. GPIO
1) Audio DAC right channel output
2) While internal audio DAC not used:
116 AR Analog Output a. SDATA2
b. GPIO
c. RXD2
117 AV CM Analog Audio DAC reference voltage
118 AL GPIO Analog Output
1) Audio DAC left channel output
2) While internal audio DAC not used:
a. SDATA1
b. GPIO
c. RXD1
119 ALS GPIO Analog Output
1) Audio DAC left Surround channel output
2) While internal audio DAC not used:
a. ALRCK
b. GPIO
120 ALF /CENTER GPIO Analog Output
1) Audio DAC center channel output
2) While internal audio DAC not used:
a. ASDATA0
b. GPIO
121 ADACVDD1 Analog Power 3.3V power pin for audio DAC circuitry
122 ADACVDD2 Analog Power 3.3V power pin for audio DAC circuitry
123 AVDD18_1 Analog Power Analog 1.8V power
124 AGND18 Analog Ground Analog Ground
General Power/ Ground (7)
54, 90 DVDD18 Power 1.8V power pin for internal digital circuitry