LG 32LG700H (CHASSIS:LA80A) Service Manual ▷ View online
- 21 -
MPEG4
BCM7412
TUNER
BCM3563
TEA6420
S/W
MC33078
OP-AMP
CS5340
ADC
TPA6011
Rear_AV
Side_AV
Comp
RGB
NTP3000
CS5345-ADC
SIF
IF_N / IF_P
BUF
HDMI
TMDS_RXC_BCM
TEA6420_L_OUT
TEA6420_R_OUT
MC33078_L_OUT
MC33078_R_OUT
CS5340_I2S_DATA_OUT
CS5340_I2S_SCLK_OUT
CS5340_I2S_LRCLK_OUT
TP
BCM_L_OUT1
BCM_R_OUT1
BCM_L_OUT
BCM_R_OUT
BCM_L_OUT2
BCM_R_OUT2
MNT_L_OUT
MNT_R_OUT
SPEAK_OUT_L-
SPEAK_OUT_L+
BUF
MUTE2
Audio_MNT_MUTE
MUTE2
Audio_MNT_MUTE
MUTE1
Audio_AMP_MUTE
BCM3553_I2S_DATA_OUT
BCM3553_I2S_SCLK_OUT
BCM3553_I2S_LRCLK_OUT
BCM3553_AUD_MCLK
BCM3553_AUD_MCLK
BCM3553_SPDIF_OUT
2. AUDIO
- 22 -
LD1117DT18TR
LCD
MODULE
P_12V
P_16V
RTL8100
(Ethernet Ctrl)
2.5V
3.3V
EPM240F100
(CPLD)
3.3V
MC9S12E128
(PTC)
5V
ASM3P623S
(CLK_Gen)
3.3V
5V
TDVF-H071P
(Tuner)
SI4925DY
(Power FET)
DC/DC CON
SC4519(3A)
DC/DC CON
SC4519(3A)
NTP3000
(Audio Amp)
1.8V
3.3V
16.5V
TPS2052
(Power Distribution S/W)
5V
ST_5V
5V
1.2V
1.2V
2.6V
2.6V
3.3V
1.8V
12V
ICL3232
IC402(RS-232C)
5V
SI4925DY
(Power FET)
16.5V
ST_5V
Switching
FET
DC/DC
Converter
Regulator
CS5345
(Audio ADC)
3.3V
5V
(1.5A)
(410mA)
(1.75A)
(1.08A)
DC/DC CON
MP2305
5V
(1000mA)
(700mA)
(500mA)
(135mA)
SC156515M
(300mA)
(1835mA)
(1.014A)
(546mA)
(337mA)
(277mA)
(MAX20mA)
(500mA)
(3066mA)
Main_PWR_ON
Main_PWR_ON
Main_PWR_ON
MPI
(12V/1A)
SI4925DY
(Power FET)
TDVH-H151P
(Tuner)
5V
Module_PWR_ON
TPA6011
(Ext_SPK_Amp)
5V
DC/DC CON
LT3479
DC_DC_EN
BCM_PWR_ON
Standby
DC/DC CON
SC4519(3A)
DC/DC CON
SC4519(3A)
(52mA : W/O EXT SPK)
(730mA)
(483mA)
(2.02A)
(1.7A)
(486mA)
(462mA)
(500mA)
BCM3563
1.2V
2.6V
3.3V
EP1C12F25
6
(Pro:idiom)
3.3V
BCM7412
1.2V
2.6V
3.3V
3.3V
LGDT3304
(VSB)
1.2V
3.3V
3.3V
S29GL256
(FLASH)
3.3V
SYS_
RESET
RESET_
AUDIO
SYS_
RESETb
3.3V_RESET
(720mA)
(2.52W)
(3.56W)
(1.11A)
(4.48W)
(5.48W)
(0.91W)
(1.14W)
(230mA)
3. POWER
- 23 -
BCM3563
SGPIO0 : AD29
SGPIO1 : AD30
SGPIO2 : AE31
SGPIO3 : AE32
SGPIO4 : AD6
SGPIO5 : AD5
SGPIO6 : AE4
SGPIO7 : AE3
LGDT3304
IC1001
TDVH-
151P
TU1000
CS5345
IC500
Pro:idiom
IC1202
NTP3000
IC501
EEPROM
HDMI HDCP
IC100
EEPROM
NVRAM
IC103
SCL0_5V
SDA0_5V
I2CRPT_SCL_3304_5V
I2CRPT_SDA_3304_5V
SCL1_5V
SDA1_5V
SCL2_3.3V
SDA2_3.3V
SCL3_3.3V
SDA3_3.3V
M31
M32
BSC_S_SCL
BSC_S_SDA
Bright Sensor
AL1
AK4
DDC0_SCL_BCM
DDC0_SDA_BCM
EEPROM
HDMI JACK
EEPROM
HDMI JACK
SCL_HDMI_1
SDA_HDMI_1
SCL_HDMI_0
SDA_HDMI_0
PTC
IC1301
EEPROM
NVRAM
IC1300
0X97
0X54
R
5V
R
TDVF-
H071P
TU1001
L/S
5V_TUNER
I2CRPT_SCL_3304
I2CRPT_SDA_3304
R
R
D3.3V_3304
R
R
R
5V_TUNER
R
5V
R
R
D3.3V
R
R
R
D3.3V
R
R
R
R
5V
HDMI S/W
IC603
R
R
R
5V
HDMI_POWER_0_GPIO
R
R
R
R
R
R
5V
HDMI_POWER_1_GPIO
R
R
ST_5V
R
5V
1.5K
4.7K
4.7K
4.7K
4.7K
4.7K
22
Ω
22
Ω
22
Ω
22
Ω
22
Ω
22
Ω
22
Ω
22
Ω
0Ω
0Ω
0Ω
0Ω
4.7K
4.7K
10K
100Ω
100
Ω
100
Ω
4.7K
4.7K
10
Ω
10
Ω
4.7K
R
4. IIC
- 24 -
B
C
M
3563
PTC
RX
D
0-
4
1
TX
D
0-
4
2
RX
D
0-
4
3
TX
D
0-
4
4
RX
D
1-
M
2
8
TX
D
1
-
M
2
9
TX
D
0-
A
E
3
2
RX
D
0-
A
F
3
3
FO
R
M
P
I
P
T
C_
DE
BU
G
_
R
X
P
T
C_
DE
BU
G
_
T
X
12
R1
O
U
T
13
R1
IN
11
T1
IN
14
T1
O
U
T
F
O
R
I
n
it
ia
l
D
o
w
n
lo
a
d
PTC
_
R
X
_
5
V
PTC
_
TX
PTC
_
TX
_
B
C
M
BC
M
_
R
X
BC
M
_
T
X
PTC
_
R
X
_
M
N
T
PTC
_
TX
_
M
N
T
B
C
M
3563
PTC
RX
D
0-
4
1
TX
D
0-
4
2
RX
D
0-
4
3
TX
D
0-
4
4
RX
D
1-
M
2
8
TX
D
1
-
M
2
9
TX
D
0-
A
E
3
2
RX
D
0-
A
F
3
3
FO
R
M
P
I
P
T
C_
DE
BU
G
_
R
X
P
T
C_
DE
BU
G
_
T
X
12
R1
O
U
T
13
R1
IN
11
T1
IN
14
T1
O
U
T
F
O
R
I
n
it
ia
l
D
o
w
n
lo
a
d
PTC
_
R
X
_
5
V
PTC
_
TX
PTC
_
TX
_
B
C
M
BC
M
_
R
X
BC
M
_
T
X
PTC
_
R
X
_
M
N
T
PTC
_
TX
_
M
N
T
FO
R
B
C
M
D
e
bu
gi
n
g
an
d
P
T
C
D
o
wnl
o
a
d
/
D
e
b
u
g
g
ing
an
d
M
o
nit
o
ri
ng
D
o
w
n
lo
ad
/
d
eb
ug
g
in
g
C
o
mmu
ni
c
a
ti
o
n
P
T
C_
R
X
_
B
CM
_
3
.3
V
bu
ff
e
r
bu
ff
e
r
UA
R
T
_
S
W
A
FO
R
B
C
M
D
e
bu
gi
n
g
an
d
P
T
C
D
o
wnl
o
a
d
/
D
e
b
u
g
g
ing
an
d
M
o
nit
o
ri
ng
D
o
w
n
lo
ad
/
d
eb
ug
g
in
g
C
o
mmu
ni
c
a
ti
o
n
P
T
C_
R
X
_
B
CM
_
3
.3
V
bu
ff
e
r
bu
ff
e
r
UA
R
T
_
S
W
A
C
o
mmu
ni
c
a
ti
o
n
D
e
bu
gg
in
g
TX
D
2-
3
RX
D
2
-
2
M
O
DC
/
T
A
G
HI
/
B
K
G
D
C
o
mmu
ni
c
a
ti
o
n
D
e
bu
gg
in
g
TX
D
2-
3
RX
D
2
-
2
M
O
DC
/
T
A
G
HI
/
B
K
G
D
D
C
10
10
0
1
0
1
D
C
10
10
0
1
0
1
Le
v
e
l
sh
if
te
r
op
t
PC
_
S
IM
U
L
PTC
_
TX
_
1
P
T
C_
R
X
_
B
CM
_
5
V
UA
R
T
_
S
W
A
UA
R
T
_
S
W
B
UAR
T_
SW
B
5. UART
Click on the first or last page to see other 32LG700H (CHASSIS:LA80A) service manuals if exist.