LG GCC-4242N Service Manual page 32

256 241 Pin name
143 133 H16 JLINE
144 134 J18 A V
DDWBLC
145 135 E17 CPOP4
146 136 G16 A V
DDD1
147 137 E14 CPOP5
148 NC NC _AV
SSD1
149 138 K18 A V
SSD
150 139 F17 ROUT
151 140 J16 LOUT
152 141 G17 A V
DDD
153 142 H17 VCOF
154 143 F15 TRCRS
155 144 J15 A V
DDC
156 145 F14 WBLIN
157 146 J14 CSLFLT
158 147 H14 RFDIF
159 148 L18 A V
SSC
160 149 G15 PLFLT2
161 150 J17 PLFLT1
162 151 H15 A V
SSB
163 152 K15 ARF
164 153 M15 NARF
165 154 K17 VHALF
166 155 L14 RVI
167 156 K16 VREFH
168 157 K14 DSLF2
169 158 L17 DSLF1
170 159 M16 A V
DDB
171 160 N17 JITOUT
172 161 M14 A V
DDA
173 162 L16 ADIN/AD3
174 163 P14 AD0
175 164 L15 AD1
176 165 P17 AD2/TECAPA
177 166 M18 A V
SSA
178 167 N14 DAC0
34
System controller
I/O
external connection
O
Power
supply
I
Power
supply
O
GND
GND
O
O
Power
supply
I
I
Power
supply
I
I
I
GND
I
I
GND
I
I
I
I
I
I
I
Power
supply
O
Power
supply
I
I
I
I
GND
O
Destination
FEP J-line set output
- V (3.3 V) for ICO and VI converter use
DD
Ext Pin for wobble PLL loop filter use
V (3.3 V) for wobble PLL use
-
DD
Ext Pin for wobble PLL loop filter use
(shared with AV
-
- V for MASH-LPF/wobble-PLL use
SS
AUDIO MASH Rch audio output
AUDIO MASH Lch audio output
- V (3.3 V) for MASH-LPF use
DD
Ext JFVCO control voltage
FEP Signal input for track cross generation use
V (3.3 V) for SYS-PLL and JF-PLL use
-
DD
FEP WBL input
Ext Capacitor for CPDET use
FEP RF input for CPDET use
V for SYS-PLL and JF-PLL use
-
SS
Ext Capacitor 2 for PLL use
Ext Capacitor 1 for PLL use
- V for DSL and data-PLL use
SS
FEP Equivalent RF + input
FEP Equivalent RF - input
FEP Reference 1.65-V input
FEP Resistor for VREFH reference current use
FEP Reference 2.2-V input
Ext Capacitor 2 for DSL use
Ext Capacitor 1 for DSL use
V (3.3 V) for DSL and data-PLL use
-
DD
Misc Jitter monitoring use
V (3.3 V) for ADC and DAC use
-
DD
EFEP FEP AD signal input
LDD PICK temperature monitor
Misc General-purpose AD port
Misc General-purpose AD port
- V for ADC and DAC use
SS
DRVIC Focus drive output
Description
)
SSD