LG 32LP630H / 32LP631H / 32LP632H (CHASSIS:LD3AF) Service Manual ▷ View online
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.
100pF
50V
50V
C1108
1K
R1125
HEAD_PHONE
RGB_DDC_SDA
1K
R1147
RGB
470K
R1102
10uF
16V
16V
C1118
HEAD_PHONE
15K
R1107
RGB_DDC_SCL
10K
R1130
HEAD_PHONE
SIDE_USB1_DP
+3.5V_ST
75
R1133
RGB
HP_DET
0 . 1 u F
16V
16V
C1131
75
R1135
RGB
SPG09-DB-010
JK1104
1
RED
2
GREEN
3
BLUE
4
GND_1
5
DDC_GND
6
RED_GND
7
GREEN_GND
8
BLUE_GND
9
NC
10
SYNC_GND
11
GND_2
12
DDC_DATA
13
H_SYNC
14
V_SYNC
15
DDC_CLOCK
16
SHILED
DSUB_VSYNC
Fiber Optic
2F01TC1-CLM97-4F
JK1103
3
VIN
2
VCC
1
GND
4
SHIELD
470K
R1103
PC_L_IN
+3.3V_Normal
SPDIF_OUT
+3.3V_Normal
DSUB_DET
3.3K
R1129
HEAD_PHONE
P E J 0 2 7 - 0 4
JK1102
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
DSUB_G+
DSUB_B+
10K
R1146
RGB
+3.3V_Normal
DSUB_R+
+5V_Normal
100pF
50V
50V
C1121
2.2K
R1139
0 . 1 u F
16V
C1129
18pF
50V
C1128
1K
R1128
HEAD_PHONE
HP_ROUT
10K
R1111
1K
R1155
HEAD_PHONE
15K
R1108
SIDE_HP_MUTE
75
R1137
RGB
DSUB_HSYNC
100pF
50V
C1107
10uF
16V
16V
C1119
HEAD_PHONE
10K
R1110
18pF
50V
C1127
2.2K
R1140
HP_LOUT
SIDE_USB1_DM
PC_R_IN
KJA-PH-0-0177
JK1101
HEAD_PHONE
3
DETECT
4
L
5
GND
1
R
MMBT3904(NXP)
Q1102
HEAD_PHONE
E
B
C
MMBT3904(NXP)
Q1101
HEAD_PHONE
E
B
C
MMBT3904(NXP)
Q1104
HEAD_PHONE
E
B
C
MMBT3904(NXP)
Q1103
HEAD_PHONE
E
B
C
MMBT3904(NXP)
Q1106
HEAD_PHONE
E
B
C
10pF
20V
D1109
RGB
10pF
20V
D1113
RGB
10pF
20V
D1110
RGB
10pF
20V
D1111
RGB
MMBT3906(NXP)
Q1105
HEAD_PHONE
E
B
C
MMBD6100
D1115
A2
C
A1
CLK_COM1
CLK_COM2
CLK_COM3
0
RGB
R1150
10pF
20V
D1112
RGB
0
RGB
R1152
0
RGB
R1154
CLK_COM4
CLK_COM5
0
RGB
R1158
0
RGB
R1199
0
OPT
R1159
CLOCK_DET
0
OPT
R1160
0
RGB
R1161
0
RGB
R1163
CLK_DATA1
0
RGB
R1165
CLK_DATA2
CLK_DATA3
0 RGB
R1167
0
RGB
R1169
CLK_DATA4
0
RGB
R1171
CLK_DATA5
0
RGB
R1173
CLK_DATA6
CLK_DATA7
0
RGB
R1177
USB DOWN STREAM
3AU04S-305-ZC-(LG)
JK1105
USB1_NORMAL
1
2
3
4
5
10uF
10V
10V
C1141
USB2_NORMAL
0 . 1 u F
C1142
USB2_NORMAL
10K
R1193
USB2_NORMAL
1/8W
2K
5%
R1190
USB2_NORMAL
AP2191DSG
EAN61849601
IC1107
USB2_NORMAL
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
47
R1192
USB2_NORMAL
+5V_Normal
USB2_CTL
USB2_OCD
USB DOWN STREAM
3AU04S-305-ZC-(LG)
JK1106
USB2_NORMAL
1
2
3
4
5
22uF
16V
16V
C1140
USB2_NORMAL
1/8W
2K
5%
R1191
USB2_NORMAL
SIDE_USB2_DP
SIDE_USB2_DM
+5V_USB
22uF
10V
10V
C1117
USB1_NORMAL
BLM18PG121SN1D
L1150
USB2_NORMAL
10K
HEAD_PHONE
R1180
UBW2012-121F
120OHM
L1140
USB2_NORMAL
68
CLOCK
R1174
68
CLOCK
R1164
68
CLOCK
R1149
68
CLOCK
R1151
68
CLOCK
R1166
68
CLOCK
R1176
68
CLOCK
R1168
68
CLOCK
R1153
68 CLOCK
R1156
68
CLOCK
R1157
68
CLOCK
R1172
68
CLOCK
R1170
SPDIF OPTIC JACK
USB1_DIODES
5 . 1 5 M s t a r C i r c u i t A p p l i c a t i o n
RGB/SPDIF/PC/HP/USB
PC/COMPONENT AUDIO
EARPHONE BLOCK
EMEA INTERACTIVE
LP63xH-ZA
2 0 1 2 . 1 1 . 0 5
INTERFACE
1 1
USB2_DIODES
$ 0 . 0 7 7
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.
SPI_SCK
0 . 1 u F
C1300
/SPI_CS
SPI_SDO
MX25L8006EM2I-12G
IC1300
S_FLASH_MAIN_MACRONIX
3
WP#
2
SO/SIO1
4
GND
1
CS#
5
S I / S I O 0
6
SCLK
7
HOLD#
8
VCC
SPI_SDI
/FLASH_WP
W25Q80BVSSIG
IC1300-*1
S_FLASH_MAIN_WINBOND
3
%WP[IO2]
2
DO[IO1]
4
GND
1
CS
5
D I [ I O 0 ]
6
CLK
7
HOLD[IO3]
8
VCC
+3.3V_Normal
EMEA INTERACTIVE
LP63xH-ZA
2 0 1 2 . 1 1 . 0 5
S-FLASH
1 3
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.
SC1/COMP1_L_IN
15K
EU_OPT
R1623
SC1_CVBS_IN
470
EU_OPT
R1640
330pF
50V
C1612
75
R1605
0 . 1 u F
50V
EU_OPT
C1623
0
EU_OPT
R1611
10K
R1652
EU_OPT
120-ohm
L1603
BLM18PG121SN1D
EU_OPT
L1601
4700pF
EU_OPT
C1619
+3.5V_ST
10K
R1613
75
EU_OPT
R1609
1K
R1614
0 . 1 u F
EU_OPT
C1636
SC1_B+/COMP1_Pb+
SC1_ID
DTV/MNT_R_OUT
EU_OPT
L1606
DTV/MNT_L_OUT
10K
R1617
DTV/MNT_R_OUT
BLM18PG121SN1D
EU_OPT
L1602
470K
R1606
10K
R1618
PSC008-01
EU_OPT
JK1602
1
AUDIO_R_OUT
2
AUDIO_R_IN
3
AUDIO_L_OUT
4
AUDIO_GND
5
B_GND
6
AUDIO_L_IN
7
B_OUT
8
ID
9
G_GND
10
D2B_IN
11
G_OUT
12
D2B_OUT
13
R_GND
14
RGB_GND
15
R_OUT
16
RGB_IO
17
SYNC_GND1
18
SYNC_GND2
19
SYNC_OUT
20
SYNC_IN
21
COM_GND
22
AV_DET
SC1_SOG_IN
15K
EU_OPT
R1642
1000pF
50V
50V
EU_OPT
C1610
SC1/COMP1_R_IN
2K
EU_OPT
R1650
2K
EU_OPT
R1648
75
R1608
75
EU_OPT
R1628
180
EU_OPT
R1639
SC1_G+/COMP1_Y+
330pF
50V
50V
C1611
1000pF
50V
50V
EU_OPT
C1609
DTV/MNT_VOUT
SC1/COMP1_DET
0 . 1 u F
50V
EU_OPT
C1625
SC1_FB
SCART1_MUTE
470K
R1607
75
R1604
DTV/MNT_L_OUT
3.9K
EU_OPT
R1629
SC1_R+/COMP1_Pr+
390
R1622
EU_OPT
4700pF
EU_OPT
C1618
390
EU_OPT
R1635
47K
EU_OPT
R1641
12K
R1630
120-ohm
L1604
47pF
50V
50V
EU_OPT
C1604
+3.3V_Normal
12K
R1631
+12V/+15V
0 . 1 u F
16V
16V
C1607
22
EU_OPT
R1627
75
EU_OPT
R1616
100uF
16V
16V
EU_OPT
C1620
47uF
25V
25V
EU_OPT
C1621
MMBT3904(NXP)
EU_OPT
Q1602
E
B
C
MMBT3904(NXP)
EU_OPT
Q1608
MMBT3904(NXP)
EU_OPT
Q1607
10pF
20V
D1603
EU_OPT
10pF
20V
D1604
10pF
20V
D1605
10pF
20V
D1606
10pF
20V
D1618
EU_OPT
MMBT3906(NXP)
EU_OPT
Q1601
E
B
C
MMBT3906(NXP)
EU_OPT
Q1610
1
2
3
47pF
50V
50V
SC_EMI_FILTER
C1624
0
NON_EMI_FILTER
L1609-*1
CM2012FR10KT
SC_EMI_FILTER
L1609
47pF
50V
50V
SC_EMI_FILTER
C1626
47pF
50V
50V
SC_EMI_FILTER
C1629
0
NON_EMI_FILTER
L1611-*1
CM2012FR10KT
SC_EMI_FILTER
L1611
47pF
50V
50V
SC_EMI_FILTER
C1630
47pF
50V
50V
SC_EMI_FILTER
C1627
0
NON_EMI_FILTER
L1610-*1
CM2012FR10KT
SC_EMI_FILTER
L1610
47pF
50V
50V
SC_EMI_FILTER
C1628
75
COMPONENT
R9909
REAR_COMP_Pr+
ESD_COMP_ZENER_ROHM
D1614
1K
COMPONENT
R9912
+3.3V_Normal
ESD_COMP_ZENER_ROHM
D1613
75
COMPONENT
R9910
ESD_COMP_ZENER_ROHM
D1615
REAR_COMP_DET
75
COMPONENT
R9908
ESD_COMP_ZENER_ROHM
D1616
P E J 0 2 9 - 0 2
JK1603
COMPONENT
3
E_SPRING
6
T_TERMINAL
7
B_TERMINAL
5
T_SPRING
4
R_SPRING
8
G_SPRING
10K
COMPONENT
R9904
ESD_COMP_ZENER_ROHM
D1617
REAR_COMP_Pb+
REAR_COMP_Y+
5.6V
OPT
D1619
ESD_COMP_ZENER_ROHM
D1620
ESD_SCART_ZENER_ROHM
D1602
ESD_SCART_ZENER_ROHM
D1612
ESD_SCART_ZENER_KEC
D1602-*1
ESD_COMP_ZENER_KEC
D1615-*1
ESD_COMP_ZENER_KEC
D1614-*1
ESD_COMP_ZENER_KEC
D1617-*1
ESD_COMP_ZENER_KEC
D1620-*1
ESD_COMP_ZENER_KEC
D1616-*1
ESD_SCART_ZENER_KEC
D1612-*1
ESD_COMP_ZENER_KEC
D1613-*1
10uF
16V
EU_OPT
C1606
DTV/MNT_R_OUT
330pF
EU_OPT
C1614
+12V/+15V
10uF
16V
16V
EU_OPT
C1644
220K
EU_OPT
R1669
5.6K
EU_OPT
R1657
330pF
EU_OPT
C1664
SCART1_Lout
33K
EU_OPT
R1664
33pF
EU_OPT
C1654
220K
EU_OPT
R1643
0 . 1 u F
50V
50V
EU_OPT
C1605
10K
EU_OPT
R1647
AZ4580MTR-E1
EU_OPT
IC1601
3
IN1+
2
I N 1 -
4
VEE
1
OUT1
5
IN2+
6
I N 2 -
7
OUT2
8
VCC
10K
EU_OPT
R1667
DTV/MNT_L_OUT
5.6K
EU_OPT
R1651
SCART1_Rout
2.2K
EU_OPT
R1656
2.2K
EU_OPT
R1659
33K
EU_OPT
R1646
33pF
EU_OPT
C1613
Rf
F u l l S c a r t / C o m p 1
[SCART AUDIO MUTE]
IN CASE OF SMALL= 15V
Gain=1+Rf/Rg
Rg
EMEA INTERACTIVE
LP63xH-ZA
2 0 1 2 . 1 1 . 0 5
REAR JACK
1 6
REAR COMPONENT PHONE JACK
CLOSE TO MSTAR
CLOSE TO MSTAR
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.
NEC_DBG_TX
+3.5V_ST
DBG_RX
100
R1721
0 . 1 u F
C1711
3.6K
R1709
UART_DBG_SW
+3.5V_ST
0 . 1 u F
C1705
MST_DBG_TX
3.6K
R1710
MST_DBG_RX
DBG_SW
DBG_RX
NEC_DBG_RX
DBG_TX
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1702
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
DBG_TX
+3.5V_ST
EXT_VOL-
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1705
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1701
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
EXT_VOL+
+3.5V_ST
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1706
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
+3.5V_ST
4.7K
R1724
0 . 1 u F
C1712
UART_RX
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1703
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
I2C_SDA
MST_DBG_TX
I2C_SCL
UART_SW1
NEC_RX
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1710
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
+3.5V_ST
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1709
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
MST_NEC_TX
UART_SW2
1uF
50V
50V
C1714
NEC_EEPROM_SCL
22
R1731
100
R1728
100
R1720
NEC_EEPROM_SDA
EEPROM_SW
+3.5V_ST
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1704
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
UART_RX
UART_TX
+3.5V_ST
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1708
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
NEC_TX
MST_TX
MST_RX
MST_DBG_RX
UART_TX
0 . 1 u F
C1710
EEPROM_SDA
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1707
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
MST_NEC_RX
0 . 1 u F
C1713
EEPROM_SCL
P E J 0 2 7 - 0 4
JK1701
6B T_TERMINAL2
7B B_TERMINAL2
5 T_SPRING
4 R_SPRING
7A B_TERMINAL1
6A T_TERMINAL1
3 E_SPRING
0 . 4 7 u F
50V
50V
EXT_SPK
C1744
10K
EXT_SPK
R1783
10uF
25V
25V
OPT
C1739
100uF
25V
EXT_SPK
C1748
1uF
50V
50V
EXT_SPK
C1743
10K
EXT_SPK
R1784
4.7K
EXT_SPK
R1779
AMP_RESET
4.7K
EXT_SPK
R1780
10K
OPT
R1782
0 . 1 u F
16V
EXT_SPK
C1737
1uF
50V
50V
EXT_SPK
C1735
22.0uH
EXT_SPK
L1712
1uF
50V
50V
EXT_SPK
C1745
10uF
25V
EXT_SPK
C1736
BLM18PG121SN1D
EXT_SPK
L1711
EXT_AMP_L
0 . 4 7 u F
50V
50V
EXT_SPK
C1746
100
EXT_SPK
R1776
EXT_SPK_R
0 . 1 u F
16V
EXT_SPK
C1738
TPA3124D2PWPR
IC1700
EXT_SPK
3
PVCCL_2
2
SD
4
MUTE
1
PVCCL_1
6
RIN
5
LIN
7
BYPASS
8
AGND_1
9
AGND_2
10
PVCCR_1
11
VCLAMP
12
PVCCR_2
13
PGNDR_1
14
PGNDR_2
15
ROUT
16
BSR
17
GAIN1
18
GAIN0
19
AVCC_1
20
AVCC_2
21
BSL
22
LOUT
23
PGNDL_1
24
PGNDL_2
100uF
25V
EXT_SPK
C1747
1uF
50V
EXT_SPK
C1734
EXT_SPK
L1710
0 . 1 u F
16V
EXT_SPK
C1741
+3.5V_ST
1uF
10V
10V
EXT_SPK
C1733
10K
EXT_SPK
R1777
10uF
25V
25V
EXT_SPK
C1740
22.0uH
EXT_SPK
L1713
+12V/+15V
1uF
10V
10V
EXT_SPK
C1732
10K
OPT
R1781
0 . 2 2 u F
50V
50V
EXT_SPK
C1749
MMBT3904(NXP)
EXT_SPK
Q1700
E
B
C
EXT_SPK_L
SUB_AMP_MUTE
0 . 2 2 u F
50V
50V
EXT_SPK
C1742
EXT_AMP_R
10K
EXT_SPK
R1778
100K
R1771
EXT_SPK
1uF
OPT
C1731
100
R1772
EXT_SPK
+3.3V_Normal
EXT_SPK_L
EXT_SPK_R
1uF
OPT
C1730
P E J 0 3 4 - 0 1
JK1700
EXT_SPK
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
3
E_SPRING
EXT_SPK_DET
10K
R1790
EXT_SPK
10K
R1791
EXT_SPK
CONNECTION
UART/I2C SWITCH
L
H
EXT_SPK_CONTROL/DEBUG
EXT_SPK AMP
EXT_SPK OUT
A - B 0
H
CONNECTION
L
UART_SW1
A - B 1
L
H
CONNECTION
MSTAR DEBUG
MSTAR ADJ
UART_SW2
A - B 0
A - B 1
INTERACTIVE
NEC USB_DOWNLOAD
UART_SW
A - B 0
A - B 1
NEC DEBUG
MSTAR DEBUG
A - B 0
A - B 1
DEBUG_NEC/MSTAR
H
DBG_SW
L
EXT_SPK CONTROL
CONNECTION
A - B 0
A - B 1
NEC-EEPROM
H
EEPROM_SW
L
MSTAR-EEPROM
CONNECTION
EMEA INTERACTIVE
LP63xH-ZA
2 0 1 2 . 1 1 . 0 5
EXT SPK
1 7
Click on the first or last page to see other 32LP630H / 32LP631H / 32LP632H (CHASSIS:LD3AF) service manuals if exist.