LG 31MU97 Service Manual page 28

Because of Layout,Polarity is reversed.
Polarity can be changed by NVM
TBT OPT
R1504
10K
TBT OPT
C1508 16V
TBT OPT
TBT_A_R2D_0_N
C1500 16V
0.22uF
TBT_A_R2D_0_P
125C
0.22uF
C1509 6.3V
125C
TBT_A_D2R_0_N
C1501 6.3V
0.47uF
TBT_A_D2R_0_P
0.47uF TBT OPT
TBT OPT
TBT_A_DP_CONFIG1
TBT_A_DP_CONFIG2
TBT OPT
C1510 16V
TBT OPT
TBT_A_R2D_1_N
+THUNDER_3.3V C1502 16V
0.22uF
TBT_A_R2D_1_P
125C
0.22uF
C1511 6.3V
TBT OPT 125C
TBT_A_D2R_1_N
R1500 C1503 6.3V
0.47uF
10K TBT_A_D2R_1_P
TBT OPT
0.47uF
TBT OPT
TBT_A_LSTX
TBT_A_LSRX_buf
PA_HV_EN
+THUNDER_3.3V
TBT OPT
R1509
TBT OPT TBT OPT 100K
R1502 R1506
10K 100K
TBT OPT
R1505
10K
TBT OPT
C1512 16V
TBT OPT
TBT_B_R2D_0_N
C1504 16V
0.22uF
TBT_B_R2D_0_P
125C
0.22uF
C1513 6.3V
125C
TBT_B_D2R_0_N
C1505 6.3V
0.47uF
TBT_B_D2R_0_P
TBT OPT
0.47uF
TBT OPT
TBT_B_DP_CONFIG1
TBT_B_DP_CONFIG2
TBT OPT
C1514 16V
TBT OPT
TBT_B_R2D_1_N
+THUNDER_3.3V C1506 16V
0.22uF
TBT_B_R2D_1_P
125C
0.22uF
TBT OPT C1515 6.3V
125C
R1501 TBT_B_D2R_1_N
C1507 6.3V
0.47uF
TBT_B_D2R_1_P
10K
TBT OPT
0.47uF
TBT OPT
TBT_B_LSTX
TBT_B_LSRX_buf
PB_HV_EN
+THUNDER_3.3V
TBT OPT
R1508
TBT OPT TBT OPT
100K
R1503 R1507
10K 100K
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.
Copyright © 2014 LG Electronics Inc. All rights reserved.
Only for training and service purposes
TBT OPT
IC1500
FALCON-RIDGE
A18 E14
PA_DPSRC_3_P DPSNK0_3_P
B19 D13
PA_DPSRC_3_N DPSNK0_3_N
A16 E16
PA_DPSRC_1_P DPSNK0_2_P
B17 D15
PA_DPSRC_1_N DPSNK0_2_N
L4 E18
PA_AUX_P DPSNK0_1_P
L2 D17
PA_AUX_N DPSNK0_1_N
M3 E20
PA_DPSRC_HPD DPSNK0_0_P
D19
DPSNK0_0_N
G24
PA_CIO0_TX_P__DPSRC_0_P
E24 G4
PA_CIO0_TX_N__DPSRC_0_N DPSNK0_AUX_P
G2
DPSNK0_AUX_N
G22
PA_CIO0_RX_P
E22 AB5
PA_CIO0_RX_N DPSNK0_HPD
P1
PA_CONFIG1__CIO_0_LSEO
K5 E6
PA_CONFIG2__CIO_0_LSOE DPSNK1_3_P
D5
DPSNK1_3_N
L24 E8
PA_CIO1_TX_P__DPSRC_2_P DPSNK1_2_P
J24 D7
PA_CIO1_TX_N__DPSRC_2_N DPSNK1_2_N
L22 E10
PA_CIO1_RX_P DPSNK1_1_P
J22 D9
PA_CIO1_RX_N DPSNK1_1_N
N8 E12
PA_LSTX__CIO_1_LSEO DPSNK1_0_P
J6 D11
PA_LSRX__CIO_1_LSOE DPSNK1_0_N
R8 H3
GPIO_0__PA_HV_EN__BYP0 DPSNK1_AUX_P
N2 H1
GPIO_10__PA_CIO_SEL__BYP1 DPSNK1_AUX_N
P3
GPIO_12__PA_DP_PWRDN__BYP2
U4
DPSNK1_HPD
A22
PB_DPSRC_3_P
B23
PB_DPSRC_3_N
TBT OPT
105C
A20 TBT OPT
C1522
PB_DPSRC_1_P 105C 1uF
B21 A14
C1516
PB_DPSRC_1_N DPSRC_3_P
1uF
B15
6.3V
DPSRC_3_N
K3
6.3V C1523
PB_AUX_P TBT OPT
1uF
K1 A12 TBT OPT 105C
C1517
PB_AUX_N DPSRC_2_P
1uF
B13
105C 6.3V
DPSRC_2_N
N6
6.3V C1524
PB_DPSRC_HPD TBT OPT
1uF
A10
C1518 TBT OPT 105C
DPSRC_1_P
1uF
R24 B11 105C
6.3V
PB_CIO2_TX_P__DPSRC_0_P DPSRC_1_N
N24
6.3V C1525
PB_CIO2_TX_N__DPSRC_0_N 1uF TBT OPT
A8 TBT OPT 105C
C1519
DPSRC_0_P
1uF
R22 B9 105C
6.3V
PB_CIO2_RX_P DPSRC_0_N
N22
6.3V
PB_CIO2_RX_N
C1520 0.1uF
J4
DPSRC_AUX_P
D3 J2
OPT TBT OPT
+3.3V
PB_CONFIG1__CIO_2_LSEO DPSRC_AUX_N
R1512
M1 OPT
PB_CONFIG2__CIO_2_LSOE
100K R1511
AC2
DPSRC_HPD_OD TBT OPT
100K
C1521
W24
PB_CIO3_TX_P__DPSRC_2_P
0.1uF
U24
PB_CIO3_TX_N__DPSRC_2_N
TBT OPT
W22
R1510
PB_CIO3_RX_P
U22
100K
PB_CIO3_RX_N
M5
PB_LSTX__CIO_3_LSEO
P7
PB_LSRX__CIO_3_LSOE
F1
GPIO_1__PB_HV_EN__BYP0
R2
GPIO_11__PB_CIO_SEL__BYP1
F3
GPIO_13__PB_DP_PWRDN__BYP2
+THUNDER_3.3V_LC
TBT OPT
R1517
10K
TBT OPT
EE_CS_N
EE_DO
TBT_DP_RX0N
TBT_DP_RX0P
+THUNDER_3.3V_LC
TBT_DP_RX1N
TBT_DP_RX1P
EE_DI
TBT OPT TBT OPT TBT OPT
TBT_DP_RX2N
R1513 R1514 R1515 R1516
EE_DO
TBT_DP_RX2P 10K 10K 10K 10K
EE_CS_N
TBT OPT
EE_CLK
TBT_DP_RX3N
TBT_DP_RX3P
TP1500
TP1501
TBT_DP_AUXP
TP1502
TP1503
TBT_DP_AUXN
TBT_DP_HPD
TBT OPT
C1526
12pF
50V TBT OPT
X1500
25MHz
X-TAL_1 GND_2
1 4
GND_1 X-TAL_2
TBT OPT 2 3
C1527
12pF
50V
+THUNDER_3.3V_LC
TBT OPT TBT OPT
C1528 R1521
0.1uF
TBT OPT 10K
16V
R1518 R1520 TBT OPT
IC1501
10K 10K
W25X40CLSNIG
CS VCC
1 8
DO[IO1] HOLD
2 7
WP CLK
3 6
EE_CLK
GND DI[IO0]
4 5
EE_DI
+THUNDER_3.3V_LC
TBT OPT
R1525 R1526
TBT OPT
10K 10K
IC1500 TBT OPT
FALCON-RIDGE
AD23 U2
MONDC0 GPIO_2__TMU_CLK_IN__AC_PRESENT
AC24
MONDC1
B5 L6
SVR_AMON GPIO_3__FORCE_PWR
W18 H5
MONOBSP GPIO_4__WAKE_OD_N
W16
MONOBSN
Y7
GPIO_5__CIO_PLUG_EVENT_N__HV_OK_OD
AA2
EE_DI
Y3 Y1
EE_DO GPIO_6_OD__CIO_SDA_OD
T5
EE_CS_N
U8 T7
EE_CLK GPIO_7_OD__CIO_SCL_OD
W2 V7
TDI GPIO_8__EN_CIO_PWR_N_OD
AB1
TMS
AA6 M7
TCK GPIO_9__SX_CTRL_OD
U6
TBT OPT TDO
T1
R1519
GPIO_14
1K
U20
RSENSE
W20 T3
RBIAS GPIO_15
AA24 AB3
XTAL_25_IN GPIO_17
AB23 AD3
XTAL_25_OUT GPIO_18
AA4 V1
TMU_CLK_OUT GPIO_19
AB7 W8
THERMDA TEST_PWR_GOOD
AD1 R6
RSVD_GND_1 TEST_EN
L8 R4
RSVD_GND_2 PWR_ON_POC_RSTN
TBT OPT TBT OPT
R1527
100
+THUNDER_3.3V
TBT OPT
R1522
100K
TBT OPT
R1523
30K
TBT OPT
R1524
1.6K
+THUNDER_3.3V +THUNDER_3.3V_LC
TBT OPT TBT OPT TBT OPT TBT OPT
R1535 R1537 R1539
R1529 R1531 R1533
10K 10K 10K
10K 3.3K 3.3K
TBT OPT TBT OPT
WAKEZ
TBT OPT
IC1503
+THUNDER_3.3V
74LVC1G14
TBT OPT
NC VCC
C1530
1 5
0.1uF
16V
A
2
GND Y
3 4 PM_S0_EN
ADD SCHMIT TRIGGER BUFFER
SX_CTRL_OD
TBT OPT TBT OPT TBT OPT
R1528 R1530 R1532 R1534 R1536 R1538
100K 100K 100K 10K 100K 100K
TBT OPT TBT OPT
TBT OPT
IC1502
TPS3895
ENABLE VCC
1 6
GND CT
2 5
SENSE SENSE_OUT
3 4
TBT OPT
C1529
2700pF
50V
UHD MODEL 2014.2.14
THUNDER BOLT MAIN 15 18
LGE Internal Use Only