DOWNLOAD LG 37LT760H (CHASSIS:LD2FF) Service Manual ↓ Size: 6.97 MB | Pages: 55 in PDF or view online for FREE

Model
37LT760H (CHASSIS:LD2FF)
Pages
55
Size
6.97 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
37lt760h-chassis-ld2ff.pdf
Date

LG 37LT760H (CHASSIS:LD2FF) Service Manual ▷ View online

THERMAL
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.
R8719
22
Q8709
2SC3875S(ALY)
E
B
C
TOOL0
R8710
4.7K
IR_OUT_CTRL
R8711
22
R87001
4.7K
R87010
10
TP8704
IC8703
KID65003AF
3
I3
2
I2
4
I4
1
I1
6
I6
5
I5
7
I7
8
GND
9
COMMON
10
O7
11
O6
12
O5
13
O4
14
O3
15
O2
16
O1
R8734
22
TP8702
FLMD0
R8768
22 OPT
R8724
22
TO8705
R8758
22
Q8704
2SA1504S
E
B
C
C8708
0.1uF
TP8708
R8740
22
R87007
10
R8745
10K
OPT
R8798
10K
R87002
10K
5V_ON/OFF
TP8700
LED_R
R8796
100
R8763
0
+3.5V_ST
POWER_DET
+5V_ST
MICOM_RESET
R87013
10
R87003
4.7K
R87012
10
HDMI_CEC
C8710
13pF
WOL_ON
R8775
22
+5V_ST
R8730
22 OPT
R8793
100
SW8700
JTP-1127WEM
1
2
4
3
P8701
12507WS-06L
1
2
3
4
5
6
7
R8787
10K
C8707
2.2uF
10V
TP8703
R8737
22
Q8710
2SC3875S(ALY)
E
B
C
R8772
22
R8723
22
R8771
22
R8785
100K
R8761
22
MAIN_AMP_MUTE
POWER_ON/OFF2_2
UART_SW2
TOOL1
R8759
22
R8717
4.7K
ETHERNET_MDIO
+5V_ST
R8792
100
CLOCK_SCL
FLMD0
R87009
10
KEY1
TP8701
R8795
100
EXT12V_CTRL
C8711
13pF
+3.5V_ST
+3.5V_ST
SOC_RESET
R8784
22
R8716
4.7K
NEC_TX
TOOL1
+3.5V_ST
Q8707
2SC3875S(ALY)
E
B
C
Q8705
2SA1504S
E
B
C
R8728
22
MICOM_RESET
R8751
22
R8794
100
NEC_DBG_TXD
NEC_EEPROM_SDA
R8731
22
R8754
10K
OPT
EXT_AMP_MUTE
R8757
22
+3.5V_ST
R8769
22
C8706
10uF
25V
Q8703
2SA1504S
E
B
C
MAIN_AMP_RESET
L8700
CB3216PA501E
EXT5V_CTRL
R8732
22
R8790
10K
KEY2
R8788
10K
R8721
22
R8736
22
R8786
1M
R8713
22
TOOL0
NEC_DBG_RXD
R8753
22
R8770
22
OPT
TP8706
R8756
22
R8720
22
R8712
22
/PROIDIOM_RESET_SOC
Q8702
2SA1504S
E
B
C
NEC_EEPROM_SCL
IC8704
SC632ULTRT
3
C1-
2
C1+
4
IN
1
GND
5
EN
6
OUT
7
C2+
8
C2-
9
[EP]GND
X8701
10MHz
L8701
CIC21J501NE
R8743
0
+3.5V_ST
R87004
10K
WARM_MODE
R8799
4.7K
R8739
22
R8764
22
INV_CTL
R87008
10
R8791
10K
ETHERNET_RESET
R8760
22
Q8708
2SC3875S(ALY)
E
B
C
R87000
10K
R8729
22
R87006
10K
R8783
47K
+3.5V_ST
NEC_RX
UART_DBG_SW
R8755
22
R8709
4.7K
C8712
0.1uF
R87011
10
R87005
4.7K
R8741
22
Q8706
2SC3875S(ALY)
E
B
C
TP8711
Q8701
2SA1504S
E
B
C
IR
TP8707
R8726
22
C8713
0.1uF
REALTEK_WOL
R8722
22
R8762
0
R8725
22
SCART_MUTE
R8750
22
C8709
0.1uF
16V
C8704
2.2uF
10V
TP8709
+3.5V_ST
POWER_ON/OFF1
R8797
4.7K
CLOCK_SDA
DBG_SW
R8738
22
RL_ON
MTK_NEC_TX
EXT_PWR_DET
POWER_ON/OFF2_1
TP8710
R8776
22
OPT
+3.5V_ST
R8733
22
MTK_NEC_RX
PANEL_CTL
R8789
10K
R8718
22
MAGIC_WOL
R8744
10K
OPT
+3.5V_ST
R8774
22
BU8700
PKLCS1212E4001-R1
BUZZER
1
2
IC8705
74LX1G14CTR
BUZZER
3
GND
2
1A
4
1Y
1
NC
5
VCC
C8714
0.1uF
16V
BUZZER
EEPROM_SW
R87015
22
UART_SW1
P8700
12507WR-12L
1
2
3
4
5
6
7
8
9
10
11
12
13
POWER_ON/OFF2_3
POWER_ON/OFF2_4
ETHERNET_MDC
R8727
22
R8752
22
R8765
22
R8742
22
R8773
22
OPT
R8777
22
OPT
EXT_SPK_DET
R8766
22
R8767
22
+3.5V_ST
R8746
22
R8747
22
R8748
22
R8749
22
HUB_STATE
PHY_STATE
R8778
22
MODEL1_OPT_0
MODEL1_OPT_1
MODEL1_OPT_2
+3.5V_ST
R8714
10K
R8715
10K
R8735
10K
OPT
R8779
10K
OPT
R8780
10K
NON_CLOCK
R8781
10K
CLOCK
R8782
10K
OPT
R8701
10K
OPT
MODEL1_OPT_0
MODEL1_OPT_1
MODEL1_OPT_2
ETHERNET_PWR_ON/OFF
5V_ON/OFF
R8704
10K
HPD_CTL
NEC_HPD
C8715
2.2uF
10V
IC8706
74LVC1G126
OPT
3
GND
2
A
4
Y
1
OE
5
VCC
R8703
100
OPT
R8702
10K
OPT
R87016
0
+3.3V_NORMAL
R8705
10K
OPT
BA8700
BATTERY
1
2
CLOCK_SDA
CLOCK_SCL
C8703
0.1uF
16V
+3.5V_ST
R8708
33
R8707
33
C8701
22uF
16V
OPT
R8706
1K
+3.5V_ST
IC8702
M41T83RMY6F
3
NF_2
2
NF_1
4
NC_2
1
NC_1
6
DU
5
RST
7
SQW
8
VBAT
9
VSS
10
SDA
11
SCL
12
IRQ1/FT/OUT
13
NC_3
14
IRQ2
15
VCC
16
NF_3
17
NV_4
18
NC_4
+3.5V_ST
L8702
BLM18PG600SN1D
C8705
22uF
25V
IC8700
NEC_MICOM
1
P60/SCL0
2
P61/SDA0
3
P62
4
P63
5
P31/TI03/TO03/INTP4
6
P64/RD
7
P65/WR0
8
P66/WR1
9
P67/ASTB
10
P77/EX23/KR7/INTP11
11
P76/EX22/KR6/INTP10
12
P75/EX21/KR5/INTP9
13
P74/EX20/KR4/INTP8
14
P73/EX19/KR3
15
P72/EX18/KR2
16
P71/EX17/KR1
17
P70/EX16/KR0
18
P06/WAIT
19
P05/CLKOUT
20
EVSS1
21
P80/EX0
22
P81/EX1
23
P82/EX2
24
P83/EX3
25
P84/EX4
26
P85/EX5
27
P86/EX6
28
P87/EX7
29
P30/INTP3/RTC1HZ
30
EVDD1
31
P50/EX8
32
P51/EX9
33
P52/EX10
34
P53/EX11
35
P54/EX12
36
P55/EX13
37
P56/EX14
38
P57/EX15
39
P17/EX31/TI02/TO02
40
P16/EX30/TI01/TO01/INTP5
41
P15/EX29/RTCDIV/RTCCL
42
P14/EX28/RXD3
43
P13/EX27/TXD3
44
P12/EX26/SO00/TXD0
45
P11/EX25/SI00/RXD0
46
P10/EX24/SCK00
47
AVREF1
48
P110/ANO0
49
P111/ANO1
50
AVREF0
51
AVSS
52
P157/ANI15
53
P156/ANI14
54
P155/ANI13
55
P154/ANI12
56
P153/ANI11
57
P152/ANI10
58
P151/ANI9
59
P150/ANI8
60
P27/ANI7
61
P26/ANI6
62
P25/ANI5
63
P24/ANI4
64
P23/ANI3
65
P22/ANI2
66
P21/ANI1
67
P20/ANI0
68
P130
69
P131/TI06/TO06
70
P04/SCK10/SCL10
71
P03/SI10/RXD1/SDA10
72
P02/SO10/TXD1
73
P01/TO00
74
P00/TI00
75
P145/TI07/TO07
76
P144/SO20/TXD2
77
P143/SI20/RXD2/SDA20
78
P142/SCK20/SCL20
79
P141/PCLBUZ1/INTP7
80
P140/PCLBUZ0/INTP6
81
P120/INTP0/EXLVI
82
P47/INTP2
83
P46/INTP1/TI05/TO05
84
P45/SO01
85
P44/SI01
86
P43/SCK01
87
P42/TI04/TO04
88
P41/TOOL1
89
P40/TOOL0
90
RESET
91
P124/XT2
92
P123/XT1
93
FLMD0
94
P122/X2/EXCLK
95
P121/X1
96
REGC
97
VSS
98
EVSS0
99
VDD
100
EVDD0
2011.02.09
xxLT760H-UA
87
PTC
Closed to Crystal
275mA
ST_5V
OPT
MODEL_OPT_1
OPT
MODEL_OPT_0
OPT
79
OPT
MODEL_OPT_2
80
LOW
78
HIGH
PIN NO.
MODEL OPTION
NON_CLOCK
CLOCK
PIN NAME
MICOM MODEL OPTION
REAL TIME CLOCK(RTC)
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.
MDS62110209
M7-*5
GASKET_8.5T
MDS62110209
M3-*5
GASKET_8.5T
MDS62110209
M5-*5
GASKET_8.5T
MDS62110204
M11-*2
GASKET_5.5T
MDS62110204
M6-*2
GASKET_5.5T
MDS62110204
M3-*2
GASKET_5.5T
MDS62110209
M12-*5
GASKET_8.5T
MDS62110209
M10-*5
GASKET_8.5T
MDS62110204
M12-*2
GASKET_5.5T
MDS62110204
M8-*2
GASKET_5.5T
MDS62110204
M1-*2
GASKET_5.5T
MDS62110204
M4-*2
GASKET_5.5T
MDS62110204
M9-*2
GASKET_5.5T
MDS62110209
M6-*5
GASKET_8.5T
MDS62110209
M9-*5
GASKET_8.5T
MDS62110204
M7-*2
GASKET_5.5T
MDS62110209
M2-*5
GASKET_8.5T
MDS62110204
M2-*2
GASKET_5.5T
MDS62110209
M11-*5
GASKET_8.5T
MDS62110204
M10-*2
GASKET_5.5T
MDS62110204
M5-*2
GASKET_5.5T
MDS62110209
M8-*5
GASKET_8.5T
MDS62110209
M4-*5
GASKET_8.5T
MDS62110209
M1-*5
GASKET_8.5T
MDS62110205
M1-*4
GASKET_7.5T
MDS62110206
M1-*3
GASKET_6.5T
MDS62110208
M1
GASKET_4.5T
MDS62110210
M1-*1
GASKET_5.0T
MDS62110208
M2
GASKET_4.5T
MDS62110208
M3
GASKET_4.5T
MDS62110208
M5
GASKET_4.5T
MDS62110208
M6
GASKET_4.5T
MDS62110208
M4
GASKET_4.5T
MDS62110208
M11
GASKET_4.5T
MDS62110208
M10
GASKET_4.5T
MDS62110208
M12
GASKET_4.5T
MDS62110208
M8
GASKET_4.5T
MDS62110208
M9
GASKET_4.5T
MDS62110208
M7
GASKET_4.5T
MDS62110210
M2-*1
GASKET_5.0T
MDS62110210
M4-*1
GASKET_5.0T
MDS62110210
M3-*1
GASKET_5.0T
MDS62110210
M7-*1
GASKET_5.0T
MDS62110210
M6-*1
GASKET_5.0T
MDS62110210
M5-*1
GASKET_5.0T
MDS62110210
M8-*1
GASKET_5.0T
MDS62110210
M11-*1
GASKET_5.0T
MDS62110210
M10-*1
GASKET_5.0T
MDS62110210
M9-*1
GASKET_5.0T
MDS62110210
M12-*1
GASKET_5.0T
MDS62110206
M2-*3
GASKET_6.5T
MDS62110206
M4-*3
GASKET_6.5T
MDS62110206
M3-*3
GASKET_6.5T
MDS62110206
M8-*3
GASKET_6.5T
MDS62110206
M7-*3
GASKET_6.5T
MDS62110206
M6-*3
GASKET_6.5T
MDS62110206
M5-*3
GASKET_6.5T
MDS62110206
M12-*3
GASKET_6.5T
MDS62110206
M11-*3
GASKET_6.5T
MDS62110206
M10-*3
GASKET_6.5T
MDS62110206
M9-*3
GASKET_6.5T
MDS62110205
M2-*4
GASKET_7.5T
MDS62110205
M3-*4
GASKET_7.5T
MDS62110205
M4-*4
GASKET_7.5T
MDS62110205
M7-*4
GASKET_7.5T
MDS62110205
M5-*4
GASKET_7.5T
MDS62110205
M8-*4
GASKET_7.5T
MDS62110205
M6-*4
GASKET_7.5T
MDS62110205
M11-*4
GASKET_7.5T
MDS62110205
M9-*4
GASKET_7.5T
MDS62110205
M12-*4
GASKET_7.5T
MDS62110205
M10-*4
GASKET_7.5T
MDS61887710
M1-*6
GASKET_9.5T
MDS61887710
M2-*6
GASKET_9.5T
MDS61887710
M3-*6
GASKET_9.5T
MDS61887710
M4-*6
GASKET_9.5T
MDS61887710
M5-*6
GASKET_9.5T
MDS61887710
M6-*6
GASKET_9.5T
MDS61887710
M7-*6
GASKET_9.5T
MDS61887710
M8-*6
GASKET_9.5T
MDS61887710
M9-*6
GASKET_9.5T
MDS61887710
M10-*6
GASKET_9.5T
MDS61887710
M11-*6
GASKET_9.5T
MDS61887710
M12-*6
GASKET_9.5T
MDS62110208
M14
GASKET_4.5T
MDS62110208
M13
GASKET_4.5T
MDS62110210
M14-*1
GASKET_5.0T
MDS62110210
M13-*1
GASKET_5.0T
MDS62110204
M13-*2
GASKET_5.5T
MDS62110204
M14-*2
GASKET_5.5T
MDS62110206
M13-*3
GASKET_6.5T
MDS62110206
M14-*3
GASKET_6.5T
MDS62110205
M14-*4
GASKET_7.5T
MDS62110205
M13-*4
GASKET_7.5T
MDS62110209
M14-*5
GASKET_8.5T
MDS62110209
M13-*5
GASKET_8.5T
MDS61887710
M14-*6
GASKET_9.5T
MDS61887710
M13-*6
GASKET_9.5T
SMD GASKET 5.5T
SMD GASKET 8.5T
SMD GASKET 6.5T
SMD GASKET 7.5T
SMD GASKET 4.5T
SMD GASKET 5.0T
SMD GASKET
SMD GASKET 9.5T
2011.02.09
xxLT760H-UA
88
SMD GASKET
THERMAL
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.
R9030
0
R9029
0
NON_LAN2_HUB
R9020
0
NON_LAN2_HUB
LAN_ACTIVE_Y
C9008
10pF
50V
OPT
IC9000
RTL8201FN 
1
MDI+[0]
2
MDI-[0]
3
NC_1
4
MDI+[1]
5
MDI-[1]
6
AVDD33_1
7
NC_2
8
NC_3
9
NC_4
10
NC_5
11
EN_LDO_OUT
12
TXER
13
RXDV
14
RXD[0]
15
DVDD33_1
16
RXD[1]
17
RXD[2]
18
RXD[3]/CLK_CTL
19
RXC
20
INTB
21
DVDD33_2
22
TXC
23
TXD[0]
24
TXD[1]
25
TXD[2]
26
TXD[3]
27
TXEN
28
DVDD10
29
PHYRSTB
30
MDC
31
MDIO
32
LED2/PHYAD[2]
33
PMEB
34
LED0/PHYAD[0]
35
LED1/PHYAD[1]
36
CRS/CRS_DV
37
DVDD33_3
38
COL
39
RXER/FXEN
40
DVDD10OUT
41
AVDD33_2
42
CKXTAL1
43
CKXTAL2
44
NC_6
45
NC_7
46
RSET
47
NC_8
48
AVDD10OUT
49
[EP]GND
HUB2PHY_TXD0
R9013
0
C9001
0.1uF
16V
C9012
0.1uF
16V
LAN_AVDD33
C9011
0.1uF
16V
MAGIC_WOL
C9002
0.1uF
16V
LAN_AVDD33
ETHERNET_RESET
C9013
0.1uF
16V
HUB2PHY_TXD1
C9000
0.1uF
16V
HUB2PHY_TXEN
C9007
0.1uF
16V
Q9000
AO3407A
G
D
S
R9017
0
NON_LAN2_HUB
ETHERNET_MDC
TR0P
PHY_STATE
R9016
0
NON_LAN2_HUB
LAN_AVDD33
C9010
0.1uF
16V
R9008
100K
TR1N
TR0N
ETHERNET_MDIO
TR1P
C9004
0.1uF
16V
C9014
0.1uF
16V
PHY2HUB_RXD0
LAN_DVDD33
PHY2HUB_CRSDV
+3.5V_ST_LAN
L9000
BLM18PG121SN1D
LAN_LINK_G
X9000
25.0MHz
R9009
2.49K
1%
C9006
0.1uF
16V
R9014
0
LAN_DVDD33
LAN_DVDD33
LAN_DVDD33
LAN_DVDD33
LAN_DVDD33
LAN_DVDD33
+3.5V_ST
JK9001
43-10013AD11-1 
LED_LAN_OLD
1
2
3
4
5
6
7
8
D1
D2
D3
D4
9
D9008
30V
Diode_OLD
C9016
0.1uF
R9042
49.9
1%
R9041
49.9
1%
D9000
30V
C9021
0.1uF
16V
R9039
49.9
1%
R9044
510
R9040
49.9
1%
ETNHUB_EPHY_TXOP0
D9004
30V
Diode_OLD
R9043
510
ETNHUB_EPHY_RXIN0
D9010
30V
Diode_OLD
ETNHUB_EPHY_TXON0
JK9000
43-10013AD11-1 
LED_LAN_OLD
1
2
3
4
5
6
7
8
D1
D2
D3
D4
9
ETNHUB_EPHY_RXIP0
D9002
30V
L9002
BLM18PG121SN1D
C9015
0.1uF
D9006
30V
Diode_OLD
ETNHUB_AVDD18
LAN_DVDD33
L9001
BLM18PG121SN1D
+3.5V_ST_LAN
ETNHUB_DVDD33
R9011
4.7K
R9026
4.7K
R9027
4.7K
R9032
4.7K
R9025
4.7K
R9038
4.7K
R9012
4.7K
R9001
4.7K
R9000
4.7K
NON_LAN2_HUB
R9024
0
R9002
470K
R9010
1M
1%
OPT
R9007
4.7K
NON_LAN2_HUB
C9017
1000pF
C9019
1000pF
PHY2HUB_RXD1
TP9000
GYSPD
GXFULL
TR0P
C9018
1000pF
ETNHUB_EPHY_RXIN1
D9007
30V
Diode_OLD
R9059
0
LAN2_HUB
R9046
510
R9052
49.9
1%
LAN2_HUB
LAN_LINK3
D9011
30V
Diode_OLD
TR1N
LAN_ACTIVE_Y
ETNHUB_EPHY_RXIP1
R9060
0
LAN2_HUB
ETNHUB_AVDD18
R9048
0
NON_LAN2_HUB
R9050
0
NON_LAN2_HUB
L9003
BLM18PG121SN1D
LAN2_HUB
R9063
0
LAN2_HUB
TR1P
ETNHUB_EPHY_TXOP1
TR0N
R9051
49.9
1%
LAN2_HUB
ETNHUB_EPHY_TXON1
D9005
30V
Diode_OLD
LAN_LINK_G
D9009
Diode_OLD
LAN_ACT3
R9062
0
LAN2_HUB
R9055
0
LAN2_HUB
LAN_DVDD33
C9024
0.1uF
LAN2_HUB
R9058
0
NON_LAN2_HUB
D9001
30V
R9047
0
NON_LAN2_HUB
R9054
49.9
1%
LAN2_HUB
R9056
0
LAN2_HUB
R9061
0
LAN2_HUB
C9023
0.01uF
OPT
R9049
0
NON_LAN2_HUB
R9045
510
R9053
49.9
1%
LAN2_HUB
C9022
0.01uF
C9020
1000pF
R9057
0
NON_LAN2_HUB
D9003
30V
C9025
0.1uF
LAN2_HUB
WOL_ON
R9064
0
OPT
PHY2HUB_REF_CLK
R9066
4.7K
NON_LAN2_HUB
R9067
4.7K
OPT
C9003
15pF
50V
Xtal_Old
C9005
15pF
50V
Xtal_Old
ETHERNET_PWR_ON/OFF
R9065
10K
Q9003
2SC3052
E
B
C
C9005-*1
12pF
50V
Xtal_matching
C9003-*1
12pF
50V
Xtal_matching
R9068
100
R9069
10K
LAN1_DET
GXFULL
ZD9000
5.6B
R9070
1K
Q9001
MMBT3904(NXP)
E
B
C
ETNHUB_DVDD33
LAN_LINK3
Q9002
MMBT3904(NXP)
E
B
C
R9071
100
R9073
1K
R9072
10K
ZD9001
5.6B
ETNHUB_DVDD33
LAN2_DET
JK9001-*1
BS-R430061
NON_LED_LAN
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
JK9000-*1
BS-R430061
NON_LED_LAN
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
JK9001-*2
XRJV-01V-D12-180
LED_LAN_NEW
1
2
3
4
5
6
7
8
D1
D2
D3
D4
9
JK9000-*2
XRJV-01V-D12-180
LED_LAN_NEW
1
2
3
4
5
6
7
8
D1
D2
D3
D4
9
D9004-*1
18pF
50V
for EMI_Cap
D9008-*1
18pF
50V
for EMI_Cap
D9010-*1
18pF
50V
for EMI_Cap
D9006-*1
18pF
50V
for EMI_Cap
R9059-*1
10
1/16W
5%
for EMI
R9060-*1
10
1/16W
5%
for EMI
R9062-*1
10
1/16W
5%
for EMI
R9061-*1
10
1/16W
5%
for EMI
D9011-*1
68pF
50V
for EMI_Cap
D9007-*1
68pF
50V
for EMI_Cap
D9009-*1
68pF
50V
for EMI_Cap
D9005-*1
68pF
50V
for EMI_Cap
RJ 45
PHY ADDRESS CONFIG
MCU PORT TO BE ASSIGNED!!
2
1
0
TO MCU
CONFIG PHY_ADDRESS = 111
MII MODE
TO RJ45
       TO SOC/ MCU
TO Ethernet HuB
TO Ethernet HuB
Place Closed 
Ethernet PHY
Ethernet Block
PHY chip for WOL
LAN 2
LAN 1
EXT AUX RJ45
Plz Check OPT component!!
RMII MODE
 
2011.08.26
xxLT760H-UA
90
Place close at
RTL8201FN(IC9000) side 
Low
TO SOC
High
Low
LAN1_DET
LAN1 Detect
GXFULL
High
A37
Input
Not Connected
Connected
Status
MTK pin no
LAN1_DET
C35
LAN2_DET
LAN_LINK3
Status
LAN2_DET
Input
High
Low
MTK pin no
Low
High
LAN2 Detect
Not Connected
Connected
TO SOC
EMI BETTER 
EMI FAIL
EMI PASS
NON_LED_LAN
LED_LAN_NEW
LED_LAN_OLD
THERMAL
THERMAL
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.
R9102
1.2K
1/16W
C9111
10uF
25V
EXT_5V
R9114
20K
1/16W
1%
L9101
CB3216PA501E
C9106
22uF
25V
L9104
3.6uH
NR8040T3R6N
C9103
22uF
16V
R9116
12K
1%
L9103
CB3216PA501E
R9115
100
L9102
BLM18PG121SN1D
P_12V
R9117
200K
1/8W
1%
C9101
22uF
16V
R9108
200
R9100
18K
C9105
470pF
50V
EXT_PWR_DET
EXT_12V
IC9101
MP5000DQ
3
ENABLE/FAULT
2
DV/DT
4
I-LIMIT
1
GND
5
NC
6
SOURCE_1
7
SOURCE_2
8
SOURCE_3
9
SOURCE_4
10
SOURCE_5
11
VCC
R9104
43
R9105
100K
IC9102
MP4460DQ-LF-Z
3
EN
2
SW_2
4
COMP
1
SW_1
5
FB
6
GND
7
FREQ
8
VIN_1
9
VIN_2
10
BST
11
EP_GND
IC9103
TPS54327DDAR
3
VREG5
2
VFB
4
SS
1
EN
5
GND
6
SW
7
VBST
8
VIN
9
[EP]GND
IC9100
APX803D29
1
GND
3
VCC
2
RESET
C9112
100pF
EXT5V_CTRL
D9101
A2
C
A1
R9113
56K
1%
EXT_5V
C9104
0.1uF
50V
R9110
100K
C9110
0.1uF
50V
R9112
11K
1%
C9107
0.1uF
50V
P_12V
R9107
150K
EXT_12V
C9114
150pF
50V
+24V
R9101
1K
C9109
0.1uF
50V
D9100
MBRA340T3G
R9111
22
L9100
22UH
R9103
10K
C9113
0.1uF
50V
EXT12V_CTRL
C9100
0.1uF
16V
OPT
C9102
3.3uF
50V
R9106
10K
1/16W
1%
R9109
2.4K
P_12V
C9115
3300pF
50V
C9108
1uF
10V
R9118
270K
1/16W
1%
2011.02.09
xxLT760H-UA
91
5V/12V Power Out
EXTERNAL_POWER OUT 5V/12V
close to pin
EXTERNAL_POWER DETECTION
$0.21
close IC1800
Switching noise reducing [MPS recommend]
Vout=(1+R1/R2)*0.765=5.03V
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