LG 42LW5700-UE (CHASSIS:LA12C) Service Manual ▷ View online
7
AUDIO
SPDIF_OUT
NTP7400/TAS5727
Digital AMP
0x54
LM324
OP AMP
Mute
CTRL
[TR]
LPF
LPF
PC L/R
AV1 L/R
AV2 L/R
[SPDIF_OUTA]
Tun
er
TR BUF
[VI_SIF]
S
C
A
R
T_MUTE
SCART
AUDIO L/R OUT
I2C1 3.3V
MICOM
MICOM
[ADAC_CL/CR]
Scart /COMP2 L/R
Scart L/R
I2S
[ADDCD_LINE_4]
LPF
LPF
AMP_RESET
AMP_MUTE
HP_L/R
HEAD PHONE
SIDE_HP_MUTE
TPA6132A2
AMP
LPF
[I2SWS_IN]
[I2SSD_IN]
[I2SSD_IN]
LPF
MAIN
WOOFER
4P wafer
5P wafer
[ADDCD_LINE_1]
[ADDCD_LINE_2]
[ADDCD_LINE_3]
[ADAC_AL/AR]
NTP7400/TAS5727
Digital AMP
0x56
BCM
35230(B0)
[HDMI0_ARC]
HDMI_ARC
8
IC701
HDMI SW
IC602
MICOM
1.2KΩ
33Ω
33pF
33Ω
33Ω
+3.3V_NORMAL
33Ω
URSA5
33Ω
400KHz
100KHz
GND
0x52
0x98
0xC0
??KHz
400KHz
IC501
MICOM
EEPROM
+3.5V_ST
4.7KΩ
100KHz
33Ω
33Ω
Eye-Q
33Ω
Soft Touch
4.7KΩ
33Ω
+3.5V_ST
JK1001
WIRELESS
8051
내장
Demod
MIPS
GPIO
controller
PCU
BSCB
BSCC
P101
BBS
IC802
RGB EEPROM
IC1701
Woofer AMP
IC1702
AUDIO AMP
1.2KΩ
33Ω
33Ω
+3.3V_NORMAL
100KHz
100KHz
GND
33pF
0x54
0x56
IC2701/2
CHB
100KHz
0x88, 0XF2
IC103
NVRAM
400KHz
0xA8
1.2KΩ
33Ω
DEMOD
DVB-T/C
+3.3V_NORMAL
400KHz
GND
33pF
IC2301
LNB
DEMOD
DVB-S2
33Ω
33Ω
400KHz
GND
TUxx
TUNER
1.2KΩ
33Ω
+3.3V_NORMAL
400KHz
33pF
TV
Micro
1.5KΩ
33pF
+3.3V_NORMAL
GND
Level
Shifter
BSCA
BSCDATAA
BSCCLKA
GPIO0
GPIO1
I2SWS_IN
I2SSD_IN
RDB
TDB
BSC_S_SCL
BSC_S_SDA
+5V_NORMAL
2.7KΩ
CH1
CH2
CH3
CH0
33Ω
33Ω
S_TUNER
400KHz
400KHz
회로도
CFG 기준
RED
BLUE
※CH 표기 기준
CH1
CH2
CH3
CH4
CH5
※PV2 회로도 기준
33Ω
33Ω
33Ω
I2C Map
BCM35230 A0/B0
8
IC701
HDMI SW
IC602
MICOM
1.2KΩ
33Ω
33pF
33Ω
33Ω
+3.3V_NORMAL
33Ω
URSA5
33Ω
400KHz
100KHz
GND
0x52
0x98
0xC0
??KHz
400KHz
IC501
MICOM
EEPROM
+3.5V_ST
4.7KΩ
100KHz
33Ω
33Ω
Eye-Q
33Ω
Soft Touch
4.7KΩ
33Ω
+3.5V_ST
JK1001
WIRELESS
8051
내장
Demod
MIPS
GPIO
controller
PCU
BSCB
BSCC
P101
BBS
IC802
RGB EEPROM
IC1701
Woofer AMP
IC1702
AUDIO AMP
1.2KΩ
33Ω
33Ω
+3.3V_NORMAL
100KHz
100KHz
GND
33pF
0x54
0x56
IC2701/2
CHB
100KHz
0x88, 0XF2
IC103
NVRAM
400KHz
0xA8
1.2KΩ
33Ω
DEMOD
DVB-T/C
+3.3V_NORMAL
400KHz
GND
33pF
IC2301
LNB
DEMOD
DVB-S2
33Ω
33Ω
400KHz
GND
TUxx
TUNER
1.2KΩ
33Ω
+3.3V_NORMAL
400KHz
33pF
TV
Micro
1.5KΩ
33pF
+3.3V_NORMAL
GND
Level
Shifter
BSCA
BSCDATAA
BSCCLKA
GPIO0
GPIO1
I2SWS_IN
I2SSD_IN
RDB
TDB
BSC_S_SCL
BSC_S_SDA
+5V_NORMAL
2.7KΩ
CH1
CH2
CH3
CH0
33Ω
33Ω
S_TUNER
400KHz
400KHz
회로도
CFG 기준
RED
BLUE
※CH 표기 기준
CH1
CH2
CH3
CH4
CH5
※PV2 회로도 기준
33Ω
33Ω
33Ω
I2C Map
BCM35230 A0/B0
8
IC701
HDMI SW
IC602
MICOM
1.2KΩ
33Ω
33pF
33Ω
33Ω
+3.3V_NORMAL
33Ω
URSA5
33Ω
400KHz
100KHz
GND
0x52
0x98
0xC0
??KHz
400KHz
IC501
MICOM
EEPROM
+3.5V_ST
4.7KΩ
100KHz
33Ω
33Ω
Eye-Q
33Ω
Soft Touch
4.7KΩ
33Ω
+3.5V_ST
JK1001
WIRELESS
8051
내장
Demod
MIPS
GPIO
controller
PCU
BSCB
BSCC
P101
BBS
IC802
RGB EEPROM
IC1701
Woofer AMP
IC1702
AUDIO AMP
1.2KΩ
33Ω
33Ω
+3.3V_NORMAL
100KHz
100KHz
GND
33pF
0x54
0x56
IC2701/2
CHB
100KHz
0x88, 0XF2
IC103
NVRAM
400KHz
0xA8
1.2KΩ
33Ω
DEMOD
DVB-T/C
+3.3V_NORMAL
400KHz
GND
33pF
IC2301
LNB
DEMOD
DVB-S2
33Ω
33Ω
400KHz
GND
TUxx
TUNER
1.2KΩ
33Ω
+3.3V_NORMAL
400KHz
33pF
TV
Micro
1.5KΩ
33pF
+3.3V_NORMAL
GND
Level
Shifter
BSCA
BSCDATAA
BSCCLKA
GPIO0
GPIO1
I2SWS_IN
I2SSD_IN
RDB
TDB
BSC_S_SCL
BSC_S_SDA
+5V_NORMAL
2.7KΩ
CH1
CH2
CH3
CH0
33Ω
33Ω
S_TUNER
400KHz
400KHz
회로도
CFG 기준
RED
BLUE
※CH 표기 기준
CH1
CH2
CH3
CH4
CH5
※PV2 회로도 기준
33Ω
33Ω
33Ω
I2C Map
BCM35230 A0/B0