LG 47LH90 Service Manual page 19

+5V
DIMMING_3.3V
IC3500
AZ1117D-3.3TRE1
L3500
BLM18PG121SN1D
INPUT OUTPUT
3 2
C3500 C3508
C3501 1 C3509
10uF 0.1uF 22uF 0.1uF
ADJ/GND
16V 16V 16V 16V
URSA_A+[0-4],URSA_A-[0-4],URSA_ACK+,URSA_ACK-
URSA_B+[0-4],URSA_B-[0-4],URSA_BCK+,URSA_BCK-
DIMMING_RX_1.8V
DIMMING_3.3V
DIMMING_1.8V
URSA_D+[0-4],URSA_D-[0-4],URSA_DCK+,URSA_DCK-
URSA_C+[0-4],URSA_C-[0-4],URSA_CCK+,URSA_CCK-
C3506 0.1uF 16V
C3507 0.1uF 16V
AR3505
URSA_C+[0]
0 R4224
URSA_C-[0] 100
URSA_C+[1]
R4225
URSA_C-[1] 100
AR3503
URSA_C+[2]
0 R4226
URSA_C-[2] 100
C3505 16V
URSA_CCK+
R4227 0.1uF
URSA_CCK- 100
AR3504
URSA_C+[3]
0 R4228
URSA_C-[3] 100
URSA_C+[4]
R4229
URSA_C-[4] 100
AR3502
URSA_D+[0]
0 R4230
URSA_D-[0] 100
URSA_D+[1]
R4231
URSA_D-[1] 100
AR3501
URSA_D+[2]
0 R4232
URSA_D-[2] 100
C3504 16V
URSA_DCK+
R4233
0.1uF
URSA_DCK- 100
AR3500
URSA_D+[3]
0 R4234
URSA_D-[3] 100
URSA_D+[4]
R4235
URSA_D-[4] 100
C3502
0.1uF 16V
C3503
0.1uF
16V
R3507 0
TDO
R3508 4.7K
OPT R4236
TDI
0
EEPROM_A1
R3510 0
R4237
TMS
0 R3502 0
TCK
R3503 0
R3504 0
R3505 0
R3506 0
JTAG
DIMMING_3.3V
DIMMING_3.3V
IC3501
MK2302S-01LFTR
DIMMING_3.3V
P3504
12507WS-10L
FBIN CLK2
1 8
JIG ICLK VDD R3548
1 TCK 2 7
0
OPT
GND CLK1
2 3 6
S0 S1
3 TDO 4 5
R3512
R3543
4 R3500
4.7K
0
0 R3511
5 TMS R3501
0
OPT
4.7K
6 OPT
7
8 R3544
0
9 TDI
10
11
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.
DIMMING_1.8V
+3.3V
DIMMING_TX_3.3V
IC3503
AZ1085S-ADJTR/E1
L3501
BLM18PG121SN1D
INPUT OUTPUT
3 2
C3511 C3513 C3521
C3510 C3514 1 C3525
22uF
0.1uF 22uF 100uF 0.1uF 0.1uF
ADJ/GND
16V
16V 16V 16V 16V 16V
R3526
56
R3525 1%
56
1%
DIG3.3_1
1
DIG1.8_1
2
GND_1
3
RXANAGND_1
4
R2A1M
5
R2A1P
6
R2B1M
7
R2B1P
8
R2C1M
9
R2C1P
10
RXANA1.8_1
11
R2CLK1M
12
R2CLK1P
13
R2D1M
14
R2D1P
15
R2E1M
16
IC3502
R2E1P
17
RXANAGND_2
18
R2A2M LG5110
19
R2A2P
20
R2B2M
21
R2B2P
22
R2C2M
23
R2C2P
24
RXANA1.8_2
25
R2CLK2M
26
R2CLK2P
27
R2D2M
28
R2D2P
29
R2E2M
30
R2E2P
31
RXANAGND_3
32
DIG3.3_2
33
DIG1.8_2
34
GND_2
35
TDO
36
TRST_N
37
EEPROM_A1_TDI
38
TMS
39
TCK
40
TMODE[0]
41
TMODE[1]
42
TMODE[2]
43
SCLKO
44
R3517
0
R3516
0
OPT
DO JAE GEUN
DIMMING_RX_1.8V
DIMMING_PLL_1.8V
LOCAL DIMMING DDC
L3502
BLM18PG121SN1D
DIMMING_3.3V
C3531
C3528 C3530
C3529 22uF
0.1uF 0.1uF
22uF 16V
16V 16V
16V
DIMMING_3.3V
DIMMING_RESET DIMMING_WP
R3546
4.7K
IC3505
AZ7027RTRE1
R3545 R4238
0 OUT VCC 0
3 1
OPT
2
C3546
GND
0.1uF
16V
SW3500
SKHMPWE010
R4239
0
1 2
OPT
3 4 SMD Gasket
OPT
5
R3537
4.7K
DIMMING_3.3V
R3535
0
R3536
100
LED_M_VS
R3533
100
LED_M_MOSI
R3534
100
LED_M_SCLK
DIMMING_PLL_1.8V
PLL1.8 C3539 0.1uF
132
16V
PLLGND
131
M_MOSIP R3541 OPT
130
100
M_MOSIN OPT
129 R3542
M_SCLKP 100
128 R3539 OPT
100
M_SCLKN
127 R3540
AR3512
T1A1N 100
126 OPT 0
T1A1P
125
T1B1N
124
T1B1P
123
TXANA3.3_13 C3538 0.1uF
122
16V
TXANAGND_9
121
AR3513
T1C1N
120 0
T1C1P
119
LVDS_CH1_CLK_N
T1CLK1N
118
LVDS_CH1_CLK_P
T1CLK1P
117
TXANA3.3_12 C3537 0.1uF
116
AR3514
16V
T1D1N
115 0
T1D1P
114
T1E1N
113
T1E1P
112
TXANA3.3_11 C3536 0.1uF
111
16V
TXANAGND_8
110
AR3515
T1A2N
109 0
T1A2P
108
T1B2N
107
T1B2P
106
TXANA3.3_10 C3535 0.1uF
105
AR3516
T1C2N 16V
104 0
T1C2P
103
LVDS_CH2_CLK_N
T1CLK2N
102
LVDS_CH2_CLK_P
T1CLK2P
101
TXANA3.3_9 C3534 0.1uF
100
16V
TXANAGND_7
99
AR3517
T1D2N
98 0
T1D2P
97
T1E2N
96
T1E2P R3538
95
47K
REXT 1%
94
TXANA3.3_8 C3532 0.1uF
93
16V
TXANAGND_6
92
DIMMING_3.3V
TXANA3.3_7 C3533 0.1uF
91
16V
TXANAGND_5
90
DIG3.3_3
89
DIMMING_1.8V
DIMMING_TX_3.3V
L3504 IC3504
DIMMING_3.3V
BLM18PG121SN1D
24LC32AT-I/SNG
C3540 R3547
VCC A0
0
0.1uF
8 1
16V
R3566
WP A1 0
7 2
Local_DIMMING EEPROM
R3549
DIMMING_SCL SCL A2
22
6 3
R3565
0
DIMMING_SDA SDA VSS
OPT
5 4
R3550
22
GAS6 SMD_USE_47
MDS61887701
12V_TCON
GAS7 SMD_Gasket
MDS61887701
GAS8 SMD_USE_42
VCC
MDS61887701
VCC
VCC
OPT
GAS9 SMD_Gasket VCC
R3560
MDS61887701
NC
0
GND
GND
GAS10 SMD_Gasket
GND
MDS61887701
GND
GND
LVDS_CH2_E+
LVDS_CH2_E_P
LVDS_CH2_E-
LVDS_CH2_E_N
LVDS_CH2_D+
LVDS_CH2_D_P
LVDS_CH2_D-
LVDS_CH2_D_N
GND
LVDS_CH2_CLK+
LVDS_CH2_CLK_P
LVDS_CH1_A_N
LVDS_CH1_A_P LVDS_CH2_CLK-
LVDS_CH2_CLK_N
LVDS_CH1_B_N
GND
LVDS_CH1_B_P
LVDS_CH2_C+
LVDS_CH2_C_P
LVDS_CH2_C-
LVDS_CH2_C_N
LVDS_CH1_C_N
LVDS_CH1_C_P LVDS_CH2_B+
LVDS_CH2_B_P
LVDS_CH2_B-
LVDS_CH2_B_N
LVDS_CH2_A+
LVDS_CH2_A_P
LVDS_CH1_D_N
LVDS_CH2_A-
LVDS_CH2_A_N
LVDS_CH1_D_P
R3559
LVDS_CH1_E_N BIT_SEL
0
BIT_SEL
LVDS_CH1_E_P
OPT GND
LVDS_CH1_E+
LVDS_CH1_E_P
LVDS_CH2_A_N
LVDS_CH1_E-
LVDS_CH1_E_N
LVDS_CH2_A_P
LVDS_CH2_B_N LVDS_CH1_D+
LVDS_CH1_D_P
LVDS_CH2_B_P
LVDS_CH1_D-
LVDS_CH1_D_N
LVDS_CH2_C_N GND
LVDS_CH2_C_P
LVDS_CH1_CLK+
LVDS_CH1_CLK_P
LVDS_CH1_CLK-
LVDS_CH1_CLK_N
GND
LVDS_CH2_D_N LVDS_CH1_C+
LVDS_CH1_C_P
LVDS_CH2_D_P
LVDS_CH1_C-
LVDS_CH1_C_N
LVDS_CH2_E_N
LVDS_CH2_E_P LVDS_CH1_B+
LVDS_CH1_B_P
LVDS_CH1_B-
LVDS_CH1_B_N
LVDS_CH1_A+
LVDS_CH1_A_P
LVDS_CH1_A-
LVDS_CH1_A_N
R3551
GND
0
OPT R3553
0
R3556
OPC_EN
0
OPC_EN
R3557
OPT OPC_OUT
0
OPC_OUT1
R3558
PWM_IN
OPT
0
PWM_DIM
R3555
OPT LVDS_SEL
0
LVDS_SEL
NC
NC
NC
NC
NC
GND
Mstar (JUPITER)
LOCAL DIMMING
P3501
12507WS-08L
GND
1
R3564
0 GND
2
R3572
SCLK
0
3
LED_M_SCLK
R3577
GND
0
4
MASTER
R3574
MOSI
0
5
R3561 LED_M_MOSI
4.7K
R3573
OPT
0 RESERVED
6
EEPROM_A1
R3562
R3576
4.7K 0 RESERVED
7
R3575
0 VSYNC
8
LED_M_VS
9
GND
P3503
12507WS-10L
NC
1
NC
2
GND
3
R3578
GND
0
4
P3500
R3567
TF05-51S
SCLK
0
5
LED_S_SCLK
R3579
GND SLAVE
0
1 6
2 R3569
0 MOSI
7
LED_S_MOSI
3
R3568
4 0 RESERVED
8
5
R3571
0 RESERVED
6 9
7 R3570
VSYNC
0
10
LED_S_VS
8
9 11
10
11
12 P3502
TF05-41S
13
14 GND
1
15 GND
2
16 LVDS_CH4_E_P LVDS_CH4_E+
3
17 LVDS_CH4_E_N LVDS_CH4_E-
4
18 LVDS_CH4_D_P LVDS_CH4_D+
5
19 LVDS_CH4_D_N LVDS_CH4_D-
6
20 GND
7
21 LVDS_CH4_CLK_P LVDS_CH4_CLK+
8
22 LVDS_CH4_CLK_N LVDS_CH4_CLK-
9
23 GND
10
24 LVDS_CH4_C_P LVDS_CH4_C+
11
25 LVDS_CH4_C_N LVDS_CH4_C-
12
26 LVDS_CH4_B_P LVDS_CH4_B+
13
27 LVDS_CH4_B_N LVDS_CH4_B-
14
28 LVDS_CH4_A_P LVDS_CH4_A+
15
29 LVDS_CH4_A_N LVDS_CH4_A-
16
30 GND
17
31 GND
18
32 LVDS_CH3_E_P LVDS_CH3_E+
19
33 LVDS_CH3_E_N LVDS_CH3_E-
20
34 LVDS_CH3_D_P LVDS_CH3_D+
21
35 LVDS_CH3_D_N LVDS_CH3_D-
22
36 GND
23
37 LVDS_CH3_CLK_P LVDS_CH3_CLK+
24
38 LVDS_CH3_CLK_N LVDS_CH3_CLK-
25
39 GND
26
40 LVDS_CH3_C_P LVDS_CH3_C+
27
41 LVDS_CH3_C_N LVDS_CH3_C-
28
42 LVDS_CH3_B_P LVDS_CH3_B+
29
43 LVDS_CH3_B_N LVDS_CH3_B-
30
44 LVDS_CH3_A_P LVDS_CH3_A+
31
45 LVDS_CH3_A_N LVDS_CH3_A-
32
46 GND
33
47 NC
34
48 NC
35
49 NC
36
50 NC
37
51 NC
38
NC
52 39
NC
40
GND
GND
41
42
GND
08.11.19
15 15