Haier LE40K5000TF - Circuit Diagrams

5 5
4 4
3 3
2 2
1 1
D D C C B B A A
3.3V_STB 3.3V_Normal
Connector
H :Power on L :Power off
Inverter controler
3.3V_STB
Test Point & MARK
3.3V_Normal
1.2V
T2 demod power 1.2V
靠近
DC-DC
靠近
DC-DC
Vout=0.6V*(1+R1/R2)=1.523V
R1 R2
1A Max
1.5V Power for DDR3 STR
for T2 demod Power,chip
无
T2
demod
，此电源可以拿掉
(19.6/41.2)+1)*0.8=1.18V
VDDC
STANDBY
DIMMING
BL_EN
BL_EN DIMMING
AGND GND
+5V_Standby
+5V_Standby
+3.3V_Standby +3.3V_Normal
+5V_Normal
+5V_Normal
+1.2V_Demod
+1.5V_DDR
+5V_Normal
+1.15V_VDDC
+5V_USB
+12V_Normal
+5V_Normal
+5V_Normal
+3.3V_Standby
+5V_Standby
+1.5V_DDR
+5V_Normal
+5V_USB
+12V_Normal
+12V_PWR
STANDBY15,16
PWR_ON/OFF 3
BRI_ADJ 3
VBL_CTRL 3
BL_EN 16 DIMMING 16
GND 2,3,4,5,6,7,8,9,10,11,12,13,14,15,16
GND 2,3,4,5,6,7,8,9,10,11,12,13,14,15,16
L1009120R/FBI
1 2
L103
MPIT4018T3R3NT
Q45
PMBT3904
1
2 3
H2 CON2
1 2
H113
1
2 3 4 5
6 7 8 9
R6805 100R
R116 20K/1%
C1548
1000pF
C1537
1000pF
H105
1
R1442 10K_1%
C1529
1000pF
Q46
MMBT3904
GND
OUT
IN
U104 AZ1117EH-3.3TRG1
3
2
1
4
U501 MP1471AGJ
EN
5
GND
1
VIN
3
FB/OUT
4
SW
2
BST
6
C1545
1000pF
C149
0.1uF/16V/Y5V
C1530
0.1uF/16V/Y5V
C173
0.1uF/16V/Y5V
C1550
NC
C1541
1000pF
C148
0.1uF/16V/Y5V
R6807 4K7
C1533
1000pF
C1539
1000pF
C1534
0.1uF/16V/Y5V
GND
OUT
IN
U115 AZ1117EH-1.2TRG1
3
2
1
4
H103
1
2 3 4 5
6 7 8 9
R113 13K/1%
R54 1.2K
C1563
0.1uF/16V/Y5V
H117
1
C147
0.1uF/16V/Y5V
H111
1
C1547
1000pF
C175
4.7uF/10V/X5R
C521
0.1uF/50V/X5R
L505 2.2uH/3A
C1528
0.1uF/16V/Y5V
C1443
10uF/25V/X5R
R6806 1K
R31 1K
H107
1
C512
220uF/10V/LowESR
R1439 100K
H101
1
2 3 4 5
6 7 8 9
C1561
0.1uF/50V/X5R
GND
OUT
IN
U110 AZ1117EH-3.3TRG1
3
2
1
4
C145
0.1uF/16V/Y5V
H3 CON2
1 2
R42
22K
C1562
0.1uF/16V/Y5V
H115
1
R136 200R
R133 4.7K
C117
4.7uF/10V/X5R
L1008120R/FBI/NC
1 2
H1 CON2
1 2
C93
0.1uF/16V/Y5V
C116
0.1uF/16V/Y5V
C1536
0.1uF/16V/Y5V
R36
2.2K/NC
C1543
0.1uF/16V/Y5V
C524
10uF/10V/X5R
C506
1uF/25V/X5R
C1531
1000pF
C1544
0.1uF/16V/Y5V
C1542
0.1uF/16V/Y5V
C115
0.1uF/16V/Y5V
H104
1
2 3 4 5
6 7 8 9
C1540
0.1uF/16V/Y5V
H118
1
C1535
1000pF
H112
1
C1532
0.1uF/16V/Y5V
C143
10uF/10V/X5R
C1538
0.1uF/16V/Y5V
+
CE38
100uF/16V/lowESR
U109 SY8008B
EN
1
GND
2
SW
3
VIN
4
FB
5
C1549
1000pF
C505
10uF/25V/X5R
H110
1
R1440 41.2K_1%
C146
10uF/10V/X5R
C1546
0.1uF/25V/X5R
R6804 0R/NC
C1521
10uF/10V/X5R/NC
C174
0.1uF/16V/Y5V
H116
1
R1510
19.6K_1%
H109
1
H106
1
C1520
10uF/10V/X5R
C138 33pF
C526
0.1uF/16V/Y5V
H108
1
C150
4.7uF/10V/X5R
Service Manual
Model No.:
7-2.
Service Manual
Model No.:
Circuit Diagram
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