LC-30HV4E (serv.man9). Major IC information - Sharp TV Service Manual (repair manual). Page 19

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51
LC-30HV4E
Pin No.
Pin Name
Type
Description
139
R/CrIN1
I
R/Cr signal input 1
140
AVCCAMPR
––
R/Cr amplifier power supply
141
R/CrIN2
I
R/Cr signal input 2
142
AGNDAMPR
––
R/Cr amplifier GND
143
G/YOUT
O
Amplifier output signal monitor
144
DACTEST
O
Input for testing amplifier control resistor DAC
14, 102, 122,
OUTDPGND
––
131, 138
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