Read LG 42LD650H (CHASSIS:LB03B) Service Manual 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.
2009.06.18
BCM3556 & NAND FLASH
BCM (EUROBBTV)
NAND_DATA[7]
CI_A[0]
CI_A[3]
CI_A[2]
NAND_DATA[6]
NAND_DATA[6]
NAND_DATA[2]
CI_A[12]
NAND_DATA[0]
NAND_DATA[4]
NAND_DATA[3]
NAND_DATA[3]
NAND_DATA[1]
NAND_DATA[2]
CI_A[8]
CI_A[5]
NAND_DATA[7]
CI_A[6]
NAND_DATA[5]
NAND_DATA[7]
NAND_DATA[0]
NAND_DATA[5]
NAND_DATA[1]
NAND_DATA[0]
CI_A[9]
CI_A[11]
NAND_DATA[6]
CI_A[13]
CI_A[7]
NAND_DATA[5]
CI_A[4]
NAND_DATA[2]
NAND_DATA[4]
NAND_DATA[4]
CI_A[10]
NAND_DATA[0-7]
CI_A[1]
NAND_DATA[1]
NAND_DATA[3]
R1003
2.7K
R180
1.2K
R1001
2.7K
BT_ON/OFF
BCM_RX
LG5111_RESET
SIDE_COMP_DET
EBI_CS
MODEL_OPT_6
C180
100pF
50V
100pF
50V
EMI
SCL2_3.3V
MDS62110206
GAS7
6.5T_GAS
R1028
22
FRC_RESET
5V_HDMI_3
R1021
1K
HD
R199
1K
SCL1_3.3V
R1026
22
R176
1.2K
R108
100
RF_SWITCH_CTL_CHB
FLASH_WP
MODEL_OPT_1
R115
1.8K
MDS62110205
GAS7-*2
7.5T_GAS
R1035
2.7K
SC_RE1
C116
4700pF
5
0
V
R1032
0
0
R109
100
RGB_DDC_SCL
R1010
1K
NO FRC/INTERNER FRC
R171
1.2K
R183
1.2K
@refer
WIRELESS_SDA
R102
22
DC
+3.3V_NORMAL
TUNER_RESET
C179
0.1uF
50V
0.1uF
50V
MDS62110206
GAS1
6.5T_GAS
/CI_SEL
DEMOD_RESET
Q103
FDV301N
OPT
G
D
S
M_REMOTE_TX
R110
100
BT_RESET
SDA0_3.3V
EBI_WE
SOC_RESET
C103
0.1uF
R1038
2.7K
R1023
1K
NON_GIP
CI_OUTCLK
R1044
0
1/16W
5%
MODEL_OPT_3
C171
8pF
8pF
OPT
R161
100
R160
100
5V_HDMI_4
R1013
1K
EXTERNEL FRC/T_CON FRC
MODEL_OPT_0
R134
2.7K
R113
22
DEMOD_RESET
+3.3V_NORMAL
R123
0 WIRELESS
R1019
100
MDS62110205
GAS6-*2
7.5T_GAS
SCART1_DET
MDS62110206
GAS6
6.5T_GAS
DD
R156
2.7K
R140
22
C167
8pF
8pF
OPT
NAND_RBb
R158
2.7K
OPT
AV_CVBS_DET
R1045
4.7K
R122
22
WIRELESS_DL_TX
NAND_CLE
R118
1K
OLED
R192
0
R1027
10K
MDS62110206
GAS3
OPT
R1039
2.7K
R1024
100
SC_RE2
R1002
2.7K
OPT
+3.3V_NORMAL
R1036
2.7K
OPT
R170
1.2K
BCM_TX
CI_A[0-13]
MDS62110205
GAS1-*2
7.5T_GAS
R173
10K
OPT
SYS_RESETb
R130
22
NAND_REb
HDMI_HPD_3
+3.3V_NORMAL
MDS62110206
GAS2
6.5T_GAS
M_REMOTE_RX
R117
33
R132
22
/CI_CD1
+3.3V_NORMAL
R157
2.7K
OPT
NAND_ALE
A_DIM
+3.3V_NORMAL
R1007
2.7K
OPT
HDMI_HPD_1
SCL0_3.3V
ERROR_OUT
MODEL_OPT_3
SIDE_COMP_DET
EPHY_LINK
MDS62110204
GAS7-*1
5.5T_GAS
MDS62110206
GAS5
OPT
SDA3_3.3V
MODEL_OPT_2
R1049
22
+3.3V_NORMAL
MDS62110204
GAS6-*1
5.5T_GAS
@refer
R1033
22
R181
100
BCM BT MODULE
R1015
1K
DDR_256MB
MODEL_OPT_4
SIDE_AV_DET
+3.3V_NORMAL
5V_HDMI_2
NAND_WEb
R133
22
WIRELESS_SCL
MODEL_OPT_5
SDA1_3.3V
NAND_CEb
R1048
100
R1050
100
R1022
1K
DDR_512MB
@refer
RF_SWITCH_CTL_CHB
MODEL_OPT_4
R169
2.7K
R114
1K
C115
0.1uF
HDMI_HPD_2
R194
4.7K
R106
1K
R105
56
+3.3V_NORMAL
PWM_DIM
R136
4.7K
R1037
2.7K
OPT
RF_SWITCH_CTL
MODEL_OPT_5
DSUB_DET
R1011
1K
MINI_LVDS/NO LOCAL_D
R1018
1K
NO_FRC
IC100
LGE3556C (C0 VERSION)
GPIO_00
N26
GPIO_01
L26
GPIO_02
N25
GPIO_03
L25
GPIO_04
K27
GPIO_05
K28
GPIO_06
K24
GPIO_07
K26
GPIO_08
K25
GPIO_09
AA27
GPIO_10
AA28
GPIO_11
AA26
GPIO_12
L1
GPIO_13
L3
GPIO_14
L2
GPIO_15
Y25
GPIO_16
Y26
GPIO_17
M27
GPIO_18
AA25
GPIO_19
R25
GPIO_20
N28
GPIO_21
N27
GPIO_22
AH18
GPIO_23
P23
GPIO_24
M23
GPIO_25
AD19
GPIO_26
AE19
GPIO_27
M4
GPIO_28
M5
GPIO_29
L23
GPIO_30
Y28
GPIO_31
Y27
GPIO_32
G2
GPIO_33
G3
GPIO_34
G5
GPIO_35
G6
GPIO_36
G4
GPIO_37
L24
GPIO_38
P25
GPIO_39
L5
GPIO_40
K4
GPIO_41
K1
GPIO_42
L27
GPIO_43
M26
GPIO_44
N23
GPIO_45
R28
GPIO_46
R27
GPIO_47
R26
GPIO_48
P28
GPIO_49
P27
GPIO_50
K6
GPIO_51
K5
GPIO_52
P26
GPIO_53
M3
GPIO_54
M2
GPIO_55
M1
GPIO_56
L4
GPIO_57
L6
SGPIO_00
W27
SGPIO_01
W28
SGPIO_02
W26
SGPIO_03
W25
SGPIO_04
J2
SGPIO_05
J1
SGPIO_06
K3
SGPIO_07
K2
EBI_ADDR3
J23
EBI_ADDR4
J24
EBI_ADDR2
H25
EBI_ADDR1
H24
EBI_ADDR0
H23
EBI_ADDR5
J25
EBI_ADDR6
F26
EBI_ADDR8
H28
EBI_ADDR9
J26
EBI_ADDR13
H27
EBI_ADDR12
G26
EBI_ADDR11
J27
EBI_ADDR10
J28
EBI_ADDR7
F27
EBI_TAB
G24
EBI_WE1B
H26
EBI_CLK_IN
G27
EBI_CLK_OUT
G28
EBI_RWB
K23
EBI_CS0B
G25
NAND_DATA0
U24
NAND_DATA1
T26
NAND_DATA2
T27
NAND_DATA3
U26
NAND_DATA4
U27
NAND_DATA5
V26
NAND_DATA6
V27
NAND_DATA7
V28
NAND_CS0B
T24
NAND_ALE
R23
NAND_REB
T23
NAND_CLE
T25
NAND_WEB
R24
NAND_RBB
U25
SF_MISO
W24
SF_MOSI
U23
SF_SCK
V23
SF_CSB
V24
Q101
KRC103S
KRC103S
E
B
C
+3.3V_NORMAL
NAND_DATA[0-7]
NAND_CLE
R1046
22
R129
22
HDMI_HPD_4
MDS62110205
GAS2-*2
7.5T_GAS
R1017
1K
FHD
R1030
0
COMP2_DET
/CI_IREQ
R1005
2.7K
DD
EBI_RW
POWER_DET
R1020
1K
FRC
M_REMOTE_TX
M_REMOTE_RX
R1034
2.7K
R1040
2.7K
OPT
NAND_CLE
C173
22uF
16V
22uF
16V
FE_TS_VAL_ERR
R191
2.7K
HP_DET
MDS62110204
GAS1-*1
5.5T_GAS
MODEL_OPT_6
DEMOD_RESET
RGB_DDC_SDA
R124
0
WIRELESS
NAND_RBb
LG5111_RESET
MDS62110206
GAS4
OPT
5V_HDMI_1
LNA2_CTL/BOSTER_CTL
+12V
C136
10uF
10V
/CI_WAIT
Q104
FDV301N
OPT
G
D
S
IC102
M24M01-HRMN6TP
3
E2
2
E1
4
VSS
1
NC
5
SDA
6
SCL
7
WP
8
VCC
R107
100
R193
4.7K
+3.3V_NORMAL
SDA2_3.3V
R177
1.2K
/CI_CD2
R1012
100
R111
22
DTV_ATV_SELECT
R1047
0
OPT
1/16W
5%
SDA2_3.3V
IC101
NAND04GW3B2DN6E
NAND FLASH
26
NC_17
27
NC_18
28
NC_19
29
I/O0
30
I/O1
31
I/O2
32
I/O3
33
NC_20
34
NC_21
35
NC_22
36
VSS_2
37
VDD_2
38
NC_23
39
NC_24
40
NC_25
41
I/O4
42
I/O5
43
I/O6
44
I/O7
45
NC_26
46
NC_27
47
NC_28
48
NC_29
17
AL
3
NC_3
6
NC_6
16
CL
15
NC_10
14
NC_9
13
VSS_1
12
VDD_1
11
NC_8
10
NC_7
9
E
8
R
7
RB
4
NC_4
5
NC_5
25
NC_16
24
NC_15
23
NC_14
2
NC_2
22
NC_13
21
NC_12
1
NC_1
20
NC_11
19
WP
18
W
R1006
2.7K
OPT
NAND_ALE
IF_AGC_SEL
VREG_CTRL
EBI_CS
R127
22
SCL2_3.3V
R1008
2.7K
OPT
R103
0
MDS62110206
GAS8
WIRELESS_DL_RX
SCL3_3.3V
EPHY_ACTIVITY
MODEL_OPT_2
MDS62110204
GAS2-*1
5.5T_GAS
NAND_CEb
R1052
4.7K
4.7K
NAND_WEb
R1029
1K
R1041
12K
CI_MOD_RESET
R1051
22
LOCAL DIMMING
DC
R187
1.2K
R119
1K
NON_OLED
SCL3_3.3V
R1009
1K
GIP
SDA3_3.3V
R1025
4.7K
/RST_HUB
MDS62110206
GAS9
OPT
NAND_DATA[0-7]
R1000
2.7K
AUD_MASTER_CLK
+3.3V_NORMAL
NAND_ALE
C178
0.1uF
50V
0.1uF
50V
MODEL_OPT_0
R116
22
R1004
2.7K
OPT
C114
0.1uF
R184
1.2K
@refer
NAND_DATA[0-7]
R1014
1K
LVDS/LOCAL_D
+3.3V_NORMAL
NAND_REb
CI_5V_CTL
MODEL_OPT_1
MDS61887710
GAS5-*3
9.5T_GAS
MDS61887710
GAS6-*3
9.5T_GAS
MDS61887710
GAS4-*3
9.5T_GAS
MDS61887710
GAS3-*3
9.5T_GAS
MDS61887710
GAS9-*3
9.5T_GAS
MDS61887710
GAS1-*3
9.5T_GAS
MDS61887710
GAS2-*3
9.5T_GAS
MDS61887710
GAS8-*3
9.5T_GAS
MDS62110204
GAS1-*4
55LD650_5.5T
MDS62110204
GAS3-*4
55LD650_5.5T
MDS61887710
GAS7-*3
9.5T_GAS
R1053
2.7K
+3.3V_NORMAL
R1042
22
1
Default Res. of all NAND pin is Pull-down
For CI
For CI
* I2C MAP
* NAND FLASH MEMORY 4Gbit (512M for BB)
MODEL OPTION
External Demod.
Open Drain
* I2C_0 :
* I2C_1 :
* I2C_2 :
* I2C_3 :
BB Add.
For CI
Boot Strap
RESET
A8’h
NAND_IO[0] : Flash Select (1)
0 : Boot From Serial Flash
1 : Boot From NAND Flash
0 : Boot From Serial Flash
1 : Boot From NAND Flash
NAND_IO[1] : NAND Block 0 Write (DNS)
0 : Enable Block 0 Write
1 : Disable Block 0 Write
0 : Enable Block 0 Write
1 : Disable Block 0 Write
NAND_IO[3:2] : NAND ECC (1, DNS)
00 : No ECC
01 : 1 ECC Bit
10 : 4 ECC Bit
11 : 8 ECC Bit
00 : No ECC
01 : 1 ECC Bit
10 : 4 ECC Bit
11 : 8 ECC Bit
NAND_IO[4] : CPU Endian (0)
0 : Little Endian
1 : Big Endian
0 : Little Endian
1 : Big Endian
NAND_IO[6:5] : Xtal Bias Control (1, DNS)
00 : 1.2mA (Fundmental Recommand)
01 : 1.8mA
10 : 2.4mA (3rd over tune Recommand)
11 : 3.0mA
00 : 1.2mA (Fundmental Recommand)
01 : 1.8mA
10 : 2.4mA (3rd over tune Recommand)
11 : 3.0mA
NAND_IO[7] : MIPS Frequency (DNS)
0 : 405MHz
1 : 378MHz
0 : 405MHz
1 : 378MHz
NAND_ALE : I2C Level (DNS)
0 : 3.3V Switching
1 : 5V Switching
0 : 3.3V Switching
1 : 5V Switching
NAND_CLE
0 : Enable D2CDIFF AC (DNS)
1 : Disabe D2CDIFF AC
0 : Enable D2CDIFF AC (DNS)
1 : Disabe D2CDIFF AC
NVRAM
EXT IRQ
GPIO_00, GPIO_01, GPIO_02,
GPIO_11, GPIO_11, GPIO_39
GPIO_00, GPIO_01, GPIO_02,
GPIO_11, GPIO_11, GPIO_39
IR_INT : GPIO_23
IR1_IN : GPIO_25
IR2_IN : GPIO_29
IR_OUT : GPIO_26
IR1_IN : GPIO_25
IR2_IN : GPIO_29
IR_OUT : GPIO_26
PWM0 : GPIO_24
PWM1 : GPIO_09
PWM1 : GPIO_09
IR_IN
INTERRUPT PIN
INTERRUPT PIN
INTERRUPT PIN
IR_IN
BCM_AVC_DEBUG_TX1
BCM_AVC_DEBUG_RX1
BT_MUTE
From wireless_I2C to micom I2C
SMD GASKET
15page:TW_9910_RESET
17page:M_RFMODULE_RESET
15page:CHB_RESET
17page : Motion Remocon
17page : Motion Remocon
28page : ISDB Demod
17page : Motion Remocon
17page : Motion Remocon
15page : CHB_SUB_TUNER
FOR ESD 12V Pattern
URSA3 External
HIGH
LOW
HIGH
OLED
LOW
DDR-256M
MODEL_OPT_4
HIGH
MAIN_MINI_LVDS
HD
MAIN_LVDS
K1
NON_OLED
MODEL_OPT_3
MODEL_OPT_6
MODEL_OPT_4
L25
N28
MODEL_OPT_5
FRC
MODEL_OPT_0
MODEL_OPT_2
DDR-512M
HIGH
GIP
PIN NAME
PWIZ Pannel T-con
with LG FRC
with LG FRC
MODEL_OPT_1
AA26
HIGH
R26
LOW
NON_URSA3
LOW
K4
*MODEL_OPT_0 & MODEL_OPT_4
REFER TO THIS OPTION
REFER TO THIS OPTION
NON-GIP
PIN NO.
LOW
K27
NO FRC
NON_FRC
MODEL_OPT_0
FHD
URSA3
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