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Schematic Diagram - TCL L32HDM61 Service Manual

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5
P1
P1
+5Vstb
On/off
3
On/off
+5Vstb
2
GND
1
+5V
R1
R1
4.7K
4.7K
CON6_2.0
CON6_2.0
+12V
P2
P2
On/off
4
GND
+12V_AMP
D
3
GND
Q1
Q1
3904
3904
2
+12V
1
+12V-AMP
CON6_4.0
CON6_4.0
+12V
P3
P3
TO Inverter Board
10
+12V
9
+12V
C8
C8
0.1uF
0.1uF
8
+12V
7
+12V
6
GND
5
GND
4
GND
C14
C14
0.1uF
0.1uF
3
GND
C
2
+5V
ON-PBACK
ON-PBACK
1
+5V
CON6_2.0
CON6_2.0
ADJ-PWM2
ADJ-PWM2
+5V
Panel Power Source
LG-PHILIPS LC320W 12V
CMO 5V
B
Some small panel 3.3V
L7
L7
600(4.5X3.2)
600(4.5X3.2)
+3.3V
L10
L10
NC/600(4.5X3.2)
NC/600(4.5X3.2)
+12V
L11
L11
NC/600(4.5X3.2)
NC/600(4.5X3.2)
JUM1
JUM1
+5V
R23
R23
4.7K
4.7K
PANEL-ON/OFF
PANEL-ON/OFF
C27
C27
0.1uF
0.1uF
A
5
4
In standby,+5Vstb can provide 200mA current
R2
R2
NC
NC
R3
R3
4.7K
4.7K
POWER-ON/OFF
POWER-ON/OFF
1
POWER-ON/OFF
+5Vstb
0/NC
0/NC
R6
R6
0/NC
0/NC
R8
R8
R9
R9
R10
R10
NC
NC
1K
1K
10K
10K
R12
R12
0
0
BL-ON/OFF
R15
R15
R14
R14
4.7K
4.7K
0
0
Q2
Q2
1
3904
3904
R18
R18
4.7K
4.7K
R17
R17
BL-ADJUST
NC
NC
Q3
Q3
1
NC(3904)
NC(3904)
R19
R19
C16
C16
4.7K
4.7K
Q4
Q4
2.2uF
2.2uF
1
3904
3904
VCC-Panel
U3A
U3A
SP8J3
SP8J3
1
8
M1-S
M1-D
2
7
M1-G
M1-D
U3B
U3B
SP8J3
SP8J3
3
6
M2-S
M2-D
R22
R22
10K
10K
C20
C20
4
5
M2-G
M2-D
C21
C21
0.1uF
0.1uF
0.1uF
0.1uF
Q6
Q6
1
3904
3904
R24
R24
NC
NC
POWER-ON/OFF
4
3
+12V
+ +
+ +
R4
R4
L4
L4
P4
P4
6
GND
5
Select
4
Adjust
3
On/off
2
+12V
1
+12V
CON6_2.0
CON6_2.0
C15
C15
0.1uF
0.1uF
+12V_Inverter
for big panel use.
+12V
+12V
+12V_AMP
L8
L8
NC
NC
L9
L9
NC
NC
+12V
U4
U4
IRF7314 NC
IRF7314 NC
1
S1
2
G1
NC
3
S2
C25
C25
C26
C26
+
+
4
G2
NC
NC
NC
NC
R25
R25
NC
NC
R26
R26
NC
NC
R27
R27
POWER-ON/OFF
NC
NC
Q7
Q7
1
NC
NC
tcl-modified
In standby,save power,only for small panel use.
3
2
DC 12V-5V
U1
U1
C17
C17
5
4
VCC
LGATE/OCSET
1u
1u
6
3
FB
GND
7
2
COMP/SD
UGATE
8
1
PHASE
BOOT
C5
C5
3.3nF
3.3nF
C4
C4
ISL8105
ISL8105
0.1uF
0.1uF
C6
C6
2.2nF
2.2nF
R13
R13
C7
C7
R11
R11
91K
91K
22nF
22nF
39
39
R5
R5
11k 1%
11k 1%
R7
R7
1.5K 1%
1.5K 1%
R143
R143
Q14
Q14
1
R142
R142
10K
10K
3904
3904
Q13
Q13
1
3906
3906
10K
10K
D1
D1
C17A
C17A
+
+
1N4148
1N4148
470uF/16V
470uF/16V
+12V_AMP
8
D1
7
D1
6
D2
L14 NC
L14 NC
5
D2
+12V_Inverter
L15 NC
L15 NC
C24
C24
NC
NC
C28
C28
C29
C29
+
+
+
+
220uF/16V
220uF/16V
NC
NC
Title
Title
Title
Size
Size
Size
Date:
Date:
Date:
2
1
L1
L1
15uH
15uH
U2
U2
1
8
s1
d1
2
7
g1
d1
3
6
s2
d2
4
5
g2
d2
D13N03
D13N03
R16
R16
4.7K
4.7K
+5V
C11
C11
C12
C12
C13
C13
+ +
+ +
1u
1u
0.1u
0.1u
0.01u
0.01u
40V
+12V
L6
L6
100uH
100uH
D5
D5
1N4148
1N4148
Q5
Q5
C18
C18
R21
R21
10K
10K
+
+
PWM3
C43
C43
2SC1815
2SC1815
10uF/50V
10uF/50V
NC
NC
For tuner 33V
L3
L3
L5
L5
L12
L12
<Title>
<Title>
<Title>
Document Number
Document Number
Document Number
A3
A3
A3
SYSTEM POWER
SYSTEM POWER
SYSTEM POWER
Thursday, August 23, 2007
Thursday, August 23, 2007
Thursday, August 23, 2007
Sheet
Sheet
Sheet
1
1
1
of
of
of
10
10
10
1
D
C
B
A
Rev
Rev
Rev
2.0
2.0
2.0

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