LG RHT497H Service Manual page 123

Pin no. Pin Name
118 CTC1
119 CBDOS
120 CBDOF
121 VCC3
122 VREF25
123 VPD
124 VREFPD
125 GND3
126 PO6
127 PO5
128 PO4
I : Input pin O: Output pin I/O : I/O pin PS : Power supply/Ground pin N.C: Non Connection
Type
I Capacitor connection pin for TC HPF.
I Capacitor connection pin for BDO detecting circuit LPF.
I Capacitor connection pin for BDO detecting circuit Pick detection.
PS Power supply pin for APC/OPC/ASENV (5.0V).
O 2.5V reference voltage output pin.
I DVD front monitor signal input pin.
I Front light system reference level input pin.
PS Ground pin for APC/OPC/ASENV.
O Ground CMOS output pin 6.
O Ground CMOS output pin 5.
O Ground CMOS output pin 4.
Function
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