LG 50PM4710-TD (CHASSIS:PA22A) Service Manual ▷ View online
U
S
B
D
O
W
N
S
T
R
E
A
M
U
S
B
D
O
W
N
S
T
R
E
A
M
THERMAL
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
P_+5V
DDC_SDA_2
DDC_SCL_2
DDC_SCL_1
DDC_SDA_1
P_+5V
DDC_SCL_3
DDC_SDA_3
P_+5V
R600
27K
+3.3V_ST
CEC_REMOTE
HDMI_CEC
D2-_HDMI1
D1-_HDMI1
DDC_SDA_1
D1+_HDMI1
DDC_SCL_1
CEC_REMOTE
D0+_HDMI1
HPD1
D2+_HDMI1
D0-_HDMI1
R608 1K
5V_HDMI_1
R622
10K
CK-_HDMI1
CK+_HDMI1
D2-_HDMI2
D1-_HDMI2
JK601
EAG59023302
HDMI4
14
13
5
D1_GND
20
SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
DDC_SDA_2
D1+_HDMI2
DDC_SCL_2
CEC_REMOTE
D0+_HDMI2
HPD2
D2+_HDMI2
D0-_HDMI2
R610 1K
HDMI4
5V_HDMI_2
R623
10K
HDMI4
CK-_HDMI2
CK+_HDMI2
CEC_REMOTE
D2-_HDMI3
R637
10K
D0+_HDMI3
5V_HDMI_3
HPD3
R628 1K
CK-_HDMI3
D1+_HDMI3
D1-_HDMI3
CK+_HDMI3
D0-_HDMI3
D2+_HDMI3
DDC_SCL_3
DDC_SDA_3
R615 22
R635 22
R614 22
R617 22
HDMI4
R616 22
HDMI4
R634 22
C604 0.1uF 16V
DDC_SCL_4
DDC_SDA_4
P_+5V
5V_HDMI_1
R624
10K
R625
10K
HDMI4
5V_HDMI_2
R638
10K
5V_HDMI_3
JK602
EAG62611201
14
13
5
D1_GND
20
BODY_SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
ARC
R609
1.2K
OPT
HDMI_ARC
C606
1uF
10V
R612
82
R613
180
180
R611
100K
P_+5V
Q604
MMBT3904(NXP)
E
B
C
Q601
MMBT3904(NXP)
E
B
C
Q602
MMBT3904(NXP)
HDMI4
E
B
C
+3.3V_MULTI
USB_DM1
USB_DP1
+3.3V_MULTI
P_+5V
JK604
3AU04S-305-ZC-(LG)
1
2
3
4
5
USB_CTL2
R601
2.7K
2.7K
D600
RCLAMP0502BA
JK605
3AU04S-305-ZC-(LG)
1
2
3
4
5
USB_DP2
USB_OCD2
R602
2.7K
2.7K
C602
0.1uF
USB_OCD1
USB_CTL1
C600
10uF
10V
OPT
C601
10uF
10V
OPT
USB_DM2
D601
RCLAMP0502BA
D0-_HDMI4
HPD4
D2+_HDMI4
R632
22
R626 1K
D1-_HDMI4
JK603
EAG62611201
14
13
5
D1_GND
20
BODY_SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
CK+_HDMI4
DDC_SCL_4
D0+_HDMI4
CEC_REMOTE
DDC_SDA_4
CK-_HDMI4
R639
10K
5V_HDMI_4
R636
10K
Q603
MMBT3904(NXP)
E
B
C
R633
22
5V_HDMI_4
D2-_HDMI4
D1+_HDMI4
IC600
AP2191DSG
EAN61849601
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
P_+5V
IC603
TPS2062C
OPT
T-TPS2062C
3
EN1
2
IN
4
EN2
1
GND
5
FLT2
6
OUT2
7
OUT1
8
FLT1
9
[EP]GND
IC601
AP2191DSG
EAN61849601
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
C603
0.1uF
HDMI_ARC
5V_HDMI_4
R627 22
OPT
R629 22
OPT
DDC_SCL_4
DDC_SDA_4
D604
BAT54_SUZHO
30V
R603
120K
C605
100uF
16V
C607
100uF
16V
D606
BAT54C
A2
C
A1
EDID_WP
+5V_ST
+5V_ST
R619
47K
R607
47K
R618
47K
HDMI4
R620
47K
HDMI4
R605
47K
47K
R604
47K
R606
47K
R621
47K
IC602
R1EX24002ASAS0A
OPT
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
C609
10uF
10V
OPT
C608
10uF
10V
OPT
D603
B140A
PEN
D605
B140A
PEN
JK600
EAG59023301
HDMI_Screw
14
13
5
D1_GND
20
SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
JK600-*1
YKF45-7058V
HDMI_Nomal
14
NC
13
CEC
5
DATA1_SHIELD
20
SHIELD
12
CLK-
11
CLK_SHIELD
2
DATA2_SHIELD
19
HPD
18
+5V_POWER
10
CLK+
4
DATA1+
1
DATA2+
17
DDC/CEC_GND
9
DATA0-
8
DATA0_SHIELD
3
DATA2-
16
SDA
7
DATA0+
6
DATA1-
15
SCL
IC604
AP2337SA-7
PEN
1
GND
2
VOUT
3
VIN
IC605
AP2337SA-7
PEN
1
GND
2
VOUT
3
VIN
SI1012CR-T1-GE3
Q600
S
D
G
D612
5.6V
D613
5.6V
D610
5.6V
D611
5.6V
D608
5.6V
D609
5.6V
D607
5.6V
HDMI4
D602
5.6V
HDMI4
* HDMI CEC
HDMI_3
HDMI_4
SIDE_HDMI1(ARC)
EDID Pull-up
USB1
USB2
SIDE_HDMI2(PC)
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
PCMCI Slot/WiFi/PEN
FE_TS_D_OUT[6]
FE_TS_D_OUT[3]
FE_TS_D_OUT[1]
FE_TS_D_OUT[4]
FE_TS_D_OUT[0]
FE_TS_D_OUT[5]
FE_TS_D_OUT[2]
FE_TS_D_OUT[7]
PCM_A[10]
PCM_A[14]
PCM_D[0]
PCM_D[0-7]
PCM_D[4]
PCM_D[3]
PCM_D[2]
PCM_A[9]
PCM_A[11]
PCM_A[12]
PCM_A[8]
PCM_A[13]
PCM_D[1]
PCM_D[6]
PCM_D[7]
PCM_A[7]
PCM_A[6]
PCM_A[5]
PCM_A[4]
PCM_A[3]
PCM_A[2]
PCM_A[1]
PCM_A[0]
PCM_D[5]
PCM_5V_CTL
+5V_CI_ON
CI_IOWR
CI_WE
/PCM_IORD
CI_OE
/PCM_WE
/PCM_IOWR
/PCM_OE
CI_IORD
AR705
33
R701
10K
+3.3V_MULTI
R700
4.7K
P_+5V
P_+5V
C702
0.1uF
WIFI
WIFI_DP3
WIFI_DM3
C704
4.7uF
10V
R705
22K
REG
CI_MDI[0]
CI_MDI[7]
AR710
47
CI_MDI[1]
FE_TS_VAL_OUT
CI_MDI[3]
FE_TS_CLK_OUT
CI_MDI_SYNC
CI_MDI_VAL
FE_TS_SYNC_OUT
CI_MDI[6]
AR708
47
FE_TS_D_OUT[0-7]
CI_MDI[4]
CI_MDI[5]
/PCM_REG
CI_MDI_CLK
AR709
47
CI_MDI[2]
Q700
MMBT3904(NXP)
E
B
C
Q701
AO3407A
G
D
S
/CI_CD1
R721
33
AR700
33
CI_MDI[4]
R704 10K
CI_MDI[5]
R723
10K
+5V_CI_ON
AR702
33
CI_MDI[1]
/CI_CD2
CI_MDI_CLK
CI_OE
PCM_A[0-7]
CI_TS_VAL
R724
10K
CI_MDI[6]
CI_WE
CI_MDI[7]
R707
33
CI_MDI[2]
CI_MDI[3]
REG
CI_TS_D[7]
CI_TS_D[2]
R713
10K
10K
CI_TS_CLK
P_+5V
CI_TS_D[3]
R708
100
PCM_A[8-14]
JK701
10067972-050LF
EAG41860101
G1
G2
57
21
52
16
10
47
41
5
36
59
23
45
54
18
49
43
13
7
38
2
25
56
20
51
15
9
46
40
4
35
58
22
53
17
11
48
42
12
6
37
1
24
55
19
50
44
14
8
39
3
26
60
27
61
28
62
29
63
30
64
31
32
33
34
65
66
67
68
69
/PCM_WAIT
CI_TS_SYNC
R703
10K
P_+5V
CI_TS_D[0]
CI_MDI[0]
CI_TS_D[6]
/PCM_CE
CI_MDI_SYNC
C700
10uF
10uF
10V
/PCM_IRQA
CI_IOWR
R722
100
PCM_RST
CI_TS_D[5]
C701
0.1uF
16V
CI_MDI_VAL
CI_TS_D[4]
P_+5V
AR701
33
R711
10K
CI_IORD
R702
10K
CI_TS_D[1]
R706
33
R710
100
PCM_D[0-7]
P702
12507WR-04L
WIFI
1
2
3
4
5
L700
BLM18PG121SN1D
WIFI
P_+5V
P703
12507WR-04L
PEN
1
2
3
4
5
C703
0.1uF
PEN
USB_DP4
L701
BLM18PG121SN1D
PEN
USB_DM4
CI POWER ENABLE CONTROL
DVB-CI SLOT
WIFI-B/I
DVB-CI TS INPUT
PEN-B/I
THERMAL
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
AMP
+3.3V_MULTI
C811
0.1uF
50V
SPK_R-
AMP_RST
L801
10.0uH
SPK_R-
R802
2.2
C802
4700pF
50V
C807
0.1uF
50V
C810
1uF
25V
+3.3V_AMP
C821
0.22uF
50V
R804
10K
C805
0.1uF
16V
R801
0
C818
0.22uF
50V
L805
CIS21J121
C804
680pF
50V
L804
10.0uH
SPK_L-
C813
0.1uF
50V
SPK_L+
C806
0.1uF
16V
L803
10.0uH
AUD_SCK
C816
330pF
50V
R800
1K
+3.3V_AMP
AUD_LRCK
C808
0.1uF
16V
+3.3V_AMP
+3.3V_AMP
C820
0.22uF
50V
C824
1000pF
50V
C825
1000pF
50V
C803
0.1uF
16V
SPK_R+
R803
2K
SPK_R+
P800
WAFER-ANGLE
1
2
3
4
SPK_L+
C815
330pF
50V
IC800
STA368BWG
26
GND_PLL
27
XTI
28
BICKI
29
LRCKI
30
SDI
31
RESET
32
INT_LINE
33
SDA
34
SCL
35
GND_DIG_2
36
VDD_DIG_2
17
OUT3B/FFX3B
3
TEST_MODE
6
OUT2B
16
CONFIG
15
VDD
14
GND_REG
13
OUT1A
12
GND1
11
VCC1
10
OUT1B
9
OUT2A
8
VCC2
7
GND2
4
VSS
5
VCC_REG
2
SA
21
VDD_DIG_1
1
GND_SUB
20
TWARN/OUT4A
19
EAPD/OUT4B
18
OUT3A/FFX3A
23
PWRDN
24
VDD_PLL
25
FILTER_PLL
22
GND_DIG_1
37
[EP]GND
C809
0.1uF
50V
I2C_SCL1
L800
CIS21J121
I2C_SDA1
C822
0.22uF
50V
C817
0.22uF
50V
C826
1000pF
50V
C814
68uF
35V
AUD_LRCH
SPK_L-
L802
10.0uH
C823
1000pF
50V
C801
0.1uF
16V
AUD_MCLK
C812
1uF
25V
C819
0.22uF
50V
P_+17V
AC_DET
C827
10pF
10pF
OPT
AR800
100
R805
39
R806
39
R808
39
R807
39
JP800
JP801
JP802
JP803
Close to Output Pin
Close to IC Pin
Close to IC Pin
AUDIO AMP [STA368BW]
Close to IC Pin
Close to IC Pin
Close to IC Pin
Close to IC Pin
Close to IC Pin
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
MICOM,SUB ASSY
R911
22
R914
4.7K
R932
10K
OPT
R930
10K
C900
0.1uF
16V
C907
0.1uF
16V
MICOM_RX
MODEL1_OPT_0
+3.3V_ST
MODEL1_OPT_3
+3.3V_ST
R902
10K
R901
10K
DEBUG
MODEL1_OPT_2
EEPROM_SDA
AC_DET
I2C_SCL3
MICOM_TX
SUB_SDA
R936
10K
OPT
Debug
R919 10K OPT
R909
22
JP901
R915 4.7K
R949
0
+3.3V_MULTI
R908
22
EEPROM_SCL
DISP_EN
R937
10K
OPT
+3.3V_ST
JP900
MODEL1_OPT_0
MODEL1_OPT_1
R904
10K
OPT
R926
10K
OPT
KEY1
SOC_RESET
IC900
M24C16-WMN6T
3
NC/E2
E2
2
NC/E1
E1
4
VSS
GND
1
NC/E0
NC
5
SDA
SDA
6
SCL
SCL
7
WC
WC
8
VCC
VCC
R916
22
R933
10K
OPT
R934
10K
OPT
EEPROM_SCL
HDMI_CEC
P900
12507WS-04L
DEBUG
1
2
3
4
5
R910
22
SUB_SCL
+3.3V_MULTI
+3.3V_ST
+3.3V_ST
IR_TX
SC_MUTE
EEPROM_SDA
I2C_SDA3
RESET
PSU_ERR_DET
C903
0.1uF
16V
MODEL1_OPT_3
+3.3V_ST
+3.3V_ST
R927
10K
OPT
KEY2
MOD_ON
R907
10K
OPT
Debug
R903
47K
RESET
+3.3V_ST
MODEL1_OPT_2
R900
1K
DEBUG
R913
10K
RL_ON
LED_R
R931
10K
OPT
MODEL1_OPT_1
X901
32.768KHz
R912
10K
POWER_ON1
POWER_ON2
POWER_ON3
POWER_ON4
KEY1
M_REMOTE_RX
R950
22
22
R945
22
R939
22
22
+3.3V_ST
KEY2
R924
2.7K
R943
10K
R952
22
22
+3.3V_ST
R940
22
22
OPT
C916
10pF
50V
OPT
C910
680pF
50V
OPT
M_REMOTE_ISP
R947
4.7K
R925
2.7K
+3.3V_MULTI
SUB_SCL
C915
10pF
50V
OPT
SUB_SDA
R944
22
C917
10pF
50V
C908
10pF
50V
OPT
R951
22
22
+3.3V_ST
C912
220pF
50V
R921
4.7K
OPT
M_REMOTE_TX
C913
10pF
50V
OPT
R946
10K
C914
10pF
50V
IR
3D_SYNC_RF
M_REMOTE_RST
C911
220pF
50V
C918
10uF
6.3V
R935
22
22
R953
22
22
LED_R
EDID_WP
IC901
R5F100GEAFB
1
2
3
4
5
6
7
8
9
10
11
12
13
P50/INTP1/SI11/SDA11
14
P51/INTP2/SO11
15
P17/TI02/TO02
16
P16/TI01/TO01/INTP5
17
P15/PCLBUZ1/SCK20/SCL20
18
P14/RXD2/SI20/SDA20
19
P13/TXD2/SO20
20
P12/SO00/TXD0/TOOLTXD
21
P11/SI00/RXD0/TOOLRXD/SDA00
22
P10/SCK00/SCL00
23
P146
24
P147/ANI18
25
P27/ANI7
26
P26/ANI6
27
P25/ANI5
28
P24/ANI4
29
P23/ANI3
30
P22/ANI2
31
P21/ANI1/AVREFM
32
P20/ANI0/AVREFP
33
P130
34
P01/TO00/RXD1
35
P00/TI00/TXD1
36
P140/PCLBUZ0/INTP6
37
P120/ANI19
38
P41/TI07/TO07
39
P40/TOOL0
40
RESET
41
P124/XT2/EXCLKS
42
P123/XT1
43
P137/INTP0
44
P122/X2/EXCLK
45
P121/X1
46
REGC
47
VSS
48
VDD
Q900
MMBT3904(NXP)
MMBT3904(NXP)
E
B
C
C909
68pF
50V
3D_SYNC_RF
R918
22
JP902
JP903
JP904
JP905
JP906
JP907
JP908
JP909
JP910
JP911
JP912
JP913
JP914
JP915
JP916
P901
SMAW200-H16S2
14
9
4
13
8
3
12
7
2
16
11
6
1
15
10
5
17
R928
33K
R929
33K
R920
15K
R906
15K
R905
100K
100K
OPT
C902
1uF
10V
C906
12pF
50V
R917
4.7K
+3.3V_ST
C905
12pF
50V
PZ95
11
31
PZ55
MODEL1_OPT_0
LOW
PIN NAME
PZ55/PZ75
PCB TOP
HIGH
MODEL1_OPT_3
ATSC
-
MICOM MODEL OPTION
PZ75/PZ95
MODEL1_OPT_1
FOR USE MICOM RESET
-
PIN NO.
PCB TOP
MODEL1_OPT_2
for Debugging
**ALL TOOL : LED_RED
30
8
DVB
to Sub Ass’y
Click on the first or last page to see other 50PM4710-TD (CHASSIS:PA22A) service manuals if exist.