LG 31MU97 Service Manual page 19

TXA1N_2
TXA1P_2
TXA2N_2
TXA2P_2
TXA3N_2
TXA3P_2
TXACLN_2
TXACLP_2
TXA4N_2
TXA4P_2
TXA5N_2
TXA5P_2
TXB1N_2
TXB1P_2
TXB2N_2
TXB2P_2
TXB3N_2
TXB3P_2
TXBCLN_2
TXBCLP_2
TXB4N_2
TXB4P_2
TXB5N_2
TXB5P_2
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
VE SCALER POWER / LVDS
Copyright © 2014 LG Electronics Inc. All rights reserved.
Only for training and service purposes
+3.3V_SCALER_2
C439 C444 C447 C400 C405 C409
C413 C417 C422
10uF 10uF 10uF 10uF 10uF 10uF 0.1uF 0.1uF 0.1uF
16V 16V 16V
10V 10V 10V 10V 10V 10V
+3.3V_SCALER_2 +3.3V_SCALER_2
C457 C440 C443 C401 C404
C408 C411 C415 C420
1uF 10uF 10uF 10uF 0.1uF 0.1uF 10uF 0.1uF 0.1uF
16V 16V 16V 16V
10V 10V 10V 10V 10V
2014.06.06
To reduce LED driver noise
Close to C440
+1.2V_SCALER_2
+1.8V_SCALER
C442 C446 C403 C407
C412 C418 C423
10uF 10uF 10uF 10uF 0.1uF 0.1uF 0.1uF
16V 16V 16V
10V 10V 10V 10V
P401
P400
FI-RE41S-HF-J-R1500
FI-RE41S-HF-J-R1500
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
TXC1N_2
11
TXC1P_2 11
12
12
TXC2N_2
13
13
TXC2P_2
14
14
TXC3N_2
15
15
TXC3P_2
16
16
17
17
TXCCLN_2
18
18
TXCCLP_2
19
19
20
20
TXC4N_2
21
21
TXC4P_2
22
22
TXC5N_2
23
23
TXC5P_2
24
24
25
25
26
26
TXD1N_2
27
TXD1P_2 27
28
28
TXD2N_2
29
29
TXD2P_2
30
30
TXD3N_2
31
31
TXD3P_2
32
32
33
33
TXDCLN_2
34
34
TXDCLP_2
35
35
36
36
TXD4N_2
37
37
TXD4P_2
38
38
TXD5N_2
39
39
TXD5P_2
40
40
41
41
42
42
Closed to G9/H9/G20/H20/D21
C426 C429 C431 C432 C435 C484 C486 C488 C489 C490
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
16V 16V 16V 16V 16V 16V 16V 16V 16V 16V
C406 C410 C434
C437 C430 C433
10uF 10uF 10uF 0.1uF 0.1uF 0.1uF
16V 16V 16V
10V 10V 10V
Closed to H10/G11/J21/K21/J20/K20
C427 C480 C481 C482 C483 C485 C487
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
16V 16V 16V 16V 16V 16V 16V
IC200
NT68370(E Ver.)
C25 N24
DP_TX0N TXA0N TXB5P_2
C26 N23
DP_TX0P TXA0P TXB5N_2
D25 N26
DP_TX1N TXA1N TXB4P_2
D26 N25
DP_TX1P TXA1P TXB4N_2
E25 P24
TXBCLP_2
DP_TX2N TXA2N
E26 P23
DP_TX2P TXA2P TXBCLN_2
F25 P26
DP_TX3N TXACKN TXB3P_2
F26 P25
TXB3N_2
DP_TX3P TXACKP
R24
TXA3N TXB2P_2
G25 R23
DP_AUXN TXA3P TXB2N_2
G26 R26
TXB1P_2
DP_AUXP TXA4N
R25
TXA4P TXB1N_2
G24
DP_TXHDP
T24
TXB0N TXA5P_2
H24 T23
TXA5N_2
DPTX_OSCI TXB0P
J24 T26
DPTX_OSCIO TXB1N TXA4P_2
T25
TXB1P TXA4N_2
U24
TXACLP_2
TXB2N
U23
TXB2P TXACLN_2
U26
TXA3P_2
TXBCKN
H26 U25
EDP_TX0P TXBCKP TXA3N_2
H25 V24
EDP_TX0N TXB3N TXA2P_2
J26 V23
TXA2N_2
EDP_TX1P TXB3P
J25 V26
EDP_TX1N TXB4N TXA1P_2
K26 V25
EDP_TX2P TXB4P TXA1N_2
K25
EDP_TX2N
L26
EDP_TX3P
L25 W24
EDP_TX3N TXC0N TXD5P_2
W23
TXD5N_2
TXC0P
M25 W26
EDP_AUXN TXC1N TXD4P_2
M26 W25
TXD4N_2
EDP_AUXP TXC1P
Y24
TXC2N TXDCLP_2
K24 Y23
EDP_TXHDP TXC2P TXDCLN_2
Y26
TXD3P_2
TXCCKN
Y25
TXCCKP TXD3N_2
AA24
TXC3N TXD2P_2
AA23
TXD2N_2
TXC3P
AA26
TXC4N TXD1P_2
AA25
TXD1N_2
TXC4P
AE25
EXT_SWING
AF21 AB24
TXC5P_2
3P_OPEN TXD0N
AE21 AB23
3N_OPEN TXD0P TXC5N_2
AF22 AB26
2P_OPEN TXD1N TXC4P_2
AE22 AB25
TXC4N_2
2N_OPEN TXD1P
AF23 AC24
1P_OPEN TXD2N TXCCLP_2
AE23 AC23
TXCCLN_2
1N_OPEN TXD2P
AF24 AC26
0P_OPEN TXDCKN TXC3P_2
AE24 AC25
0N_OPEN TXDCKP TXC3N_2
AD24
TXC2P_2
TXD3N
AD22 AD23
LOCKN_OPEN TXD3P TXC2N_2
AC22 AD26
HTPDN_OPEN TXD4N TXC1P_2
AD25
TXC1N_2
TXD4P
L401
+1.2V_SCALER_2 BLM18PG121SN1D
L402
BLM18PG121SN1D
C402 C441
C414 C416 C421 C436 C438 C453 C451
10uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 10uF
16V 16V 16V 16V 16V 16V 16V
10V 10V
+1.2V_SCALER_2
+1.8V_SCALER
R401
10K
1%
R402
10K C454
1% 0.1uF
16V
UHD MODEL
SLAVE SCALER POWER
/ LVDS
IC200
NT68370(E Ver.)
G17
H12
CVDD_1 GND_1
G18 H13
CVDD_2 GND_2
G19 H14
CVDD_3 GND_3
H19 H15
CVDD_4 GND_4
J19 H16
CVDD_5 GND_5
K19 H17
CVDD_6 GND_6
C445 C448 L19 H18
C425 C428
CVDD_7 GND_7
10uF 10uF 0.1uF 0.1uF
M19 J12
16V 16V
10V 10V
CVDD_8 GND_8
N19 J13
CVDD_9 GND_9
P19 J14
CVDD_10 GND_10
R19 J15
CVDD_11 GND_11
T19 J16
CVDD_12 GND_12
U19 J17
CVDD_13 GND_13
V17 J18
CVDD_14 GND_14
V18 K12
CVDD_15 GND_15
V19 K13
L400 CVDD_16 GND_16
K14
BLM18PG600SN1D
GND_17
G11 K15
VDD12RX_1 GND_18
+3.3V_SCALER_2 H10 K16
VDD12RX_2 GND_19
G9 K17
C449 C450
VDD33RX_1 GND_20
0.1uF 0.1uF
H9 K18
16V 16V
VDD33RX_2 GND_21
+1.2V_SCALER_2 L12
GND_22
M9 L13
VMM_ADC12_1 GND_23
N9 L14
VMM_ADC12_2 GND_24
+1.2V_SCALER_2 L15
GND_25
V9 L16
VCCA/VCCD_1 GND_26
V10 L17
VCCA/VCCD_2 GND_27
V12 L18
VCC_CLK GND_28
M12
GND_29
W18 M13
VX1_EXT12_1 GND_30
W19 M14
VX1_EXT12_2 GND_31
+1.2V_SCALER_2 M15
GND_32
C419 C424
J9 M16
0.1uF 0.1uF
APR1_V12_1 GND_33
16V 16V
J10 M17
APR1_V12_2 GND_34
K9 M18
APR1_V12_3 GND_35
K10 N12
APR1_V12_4 GND_36
N13
GND_37
N14
GND_38
N15
GND_39
+1.2V_SCALER_2 N16
GND_40
J21 N17
DP_AVDD_PLL_1 GND_41
K21 N18
DP_AVDD_PLL_2 GND_42
+1.2V_SCALER_2 P12
GND_43
J20 P13
DP_AVDD_1 GND_44
K20 P14
DP_AVDD_2 GND_45
+3.3V_SCALER_2 P15
GND_46
E11
P16
TVCC33_1 GND_47
E12 P17
TVCC33_2 GND_48
E13 P18
TVCC33_3 GND_49
R12
GND_50
M7 R13
VCC_LDO33
GND_51
M8 R14
VCC_ADC33 GND_52
R15
GND_53
N8 R16
MPLL33 GND_54
N7 R17
OSC_VCC33 GND_55
P7 R18
VDD_DLL GND_56
+3.3V_SCALER_2 T12
GND_57
R21 T13
VCCA_LVDS_1 GND_58
T21 T14
VCCA_LVDS_2 GND_59
+3.3V_SCALER_2 T15
GND_60
G20 T16
DP_AVDD_33_1 GND_61
H20 T17
DP_AVDD_33_2 GND_62
+3.3V_SCALER_2 T18
GND_63
F20 U12
VCC33_SSCK GND_64
+3.3V_SCALER_2 U13
GND_65
D21 U14
OSC_MVCC3IO GND_66
U15
GND_67
E15 U16
DVDD_1 GND_68
E16 U17
DVDD_2 GND_69
E17 U18
DVDD_3 GND_70
+3.3V_SCALER_2 Y3
GND_71
V20 AA3
VDD_VBYONE_33V_1 GND_72
W20 AB3
VDD_VBYONE_33V_2 GND_73
+1.2V_SCALER_2
AC3
GND_74
F10 AD3
V12T_1 GND_75
F11 AD4
V12T_2 GND_76
G10 AD5
V12T_3 GND_77
+1.8V_SCALER AD6
GND_78
U7 AD7
VDD_CORE/VDD_MMU_1 GND_79
U8 AD8
VDD_CORE/VDD_MMU_2 GND_80
V7 AD9
VDD_CORE/VDD_MMU_3 GND_81
V8 AD10
VDD_CORE/VDD_MMU_4 GND_82
W7 AD11
VDD_CORE/VDD_MMU_5 GND_83
W8 AD12
VDD_CORE/VDD_MMU_6 GND_84
W9 AD13
VDD_CORE/VDD_MMU_7 GND_85
W10 AD14
VDD_CORE/VDD_MMU_8 GND_86
W11 AD15
VDD_CORE/VDD_MMU_9 GND_87
W12 AD16
VDD_CORE/VDD_MMU_10 GND_88
W13
VDD_CORE/VDD_MMU_11
W14 N10
VDD_CORE/VDD_MMU_12 ADC_GND
W15
VDD_CORE/VDD_MMU_13
W16 P10
VDD_CORE/VDD_MMU_14 OSC_GND
W17
VDD_CORE/VDD_MMU_15
Y7
VDD_CORE/VDD_MMU_16
Y8
VDD_CORE/VDD_MMU_17
Y9
VDD_CORE/VDD_MMU_18
Y10
VDD_CORE/VDD_MMU_19
Y11
+1.8V_SCALER L403 VDD_CORE/VDD_MMU_20
BLM18PG600SN1D
Y12
VDD_CLK
Y6
MVREF
C452 C456 C455
0.1uF 0.1uF 0.1uF
16V 16V 16V
2014.2.14
4 18
LGE Internal Use Only