TCL L32M61A3, Service Manual

Page: 38 / 79

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
ADJ-PWM2
ON-PBACK
BL-ADJUST
BL-ON/OFF
On/off
On/off
POWER-ON/OFF POWER-ON/OFF
PANEL-ON/OFF
POWER-ON/OFF
+5Vstb
+12V
+5Vstb
+5Vstb
+12V_Inverter
+12V
+5V
+5V
VCC-Panel
+12V
+3.3V
+12V_AMP +12V
+12V_AMP
+12V_Inverter
+12V +12V_AMP
+12V
40V
+12V
+5V
+12V
ADJ-PWM2
ON-PBACK
POWER-ON/OFF
POWER-ON/OFF
PANEL-ON/OFF
PWM3
Title
Size Document Number Rev
Date: Sheet of
SYSTEM POWER
2.0
<Title>
A3
1 10 Thursday, August 23, 2007
Title
Size Document Number Rev
Date: Sheet of
SYSTEM POWER
2.0
<Title>
A3
1 10 Thursday, August 23, 2007
Title
Size Document Number Rev
Date: Sheet of
SYSTEM POWER
2.0
<Title>
A3
1 10 Thursday, August 23, 2007
TO Inverter Board
Panel Power Source
DC 12V-5V
For tuner 33V
In s5Vstb can provide 200mA current
LG-PHILIPS LC320W 12V
CMO 5V
Some small panel 3.3V
tcl-modified
In standby,save power,only for small panel use.
for big panel use.
NC
C26
NC C26
NC
C27
0.1uF C27
0.1uF
C5
3.3nF C5
3.3nF
R15
4.7K
R15
4.7K
R9
1K R9
1K R8
NC R8
NC
C17
1u
C17
1u
L14 NC L14 NC
L12 L12
L6 100uH L6 100uH
L11
NC/600(4.5X3.2) L11
NC/600(4.5X3.2)
1
2
3
Q2
3904 Q2
3904
R11
39
R11
39
S1
1
G1
2
S2
3
G2
4
D1
8
D1
7
D2
6
D2
5
U4
IRF7314 NC U4
IRF7314 NC
C43
NC
C43
NC
R18
4.7K R18
4.7K
R16
4.7K R16
4.7K
C15
0.1uF C15
0.1uF
C13
0.01u
C13
0.01u
C3
0.1u
C3
0.1u
Q5
2SC1815
Q5
2SC1815
+ C28
220uF/16V + C28
220uF/16V
1
2
3
Q1
3904 Q1
3904
R26
NC R26
NC
+
C17A
470uF/16V
+
C17A
470uF/16V
R12
0 R12
0
R22
10K R22
10K
R3
4.7K R3
4.7K
R25
NC R25
NC
1
2
3
Q6
3904 Q6
3904
C16
2.2uF C16
2.2uF
C24
NC C24
NC
3
1
2
Q14
3904
Q14
3904
1
2
3
Q3
NC(3904) Q3
NC(3904)
L8 NC L8 NC
s1
1
g1
2
s2
3
d2
5
d2
6
d1
7
g2
4
d1
8
U2
D13N03
U2
D13N03
JUM1 JUM1
R19
4.7K R19
4.7K
R5 11k 1% R5 11k 1%
C6
2.2nF C6
2.2nF
1
2
3
Q4
3904 Q4
3904
+
C10
470uF/16V
+
C10
470uF/16V
+
C2
470uF/25V
+
C2
470uF/25V
C21
0.1uF C21
0.1uF
GND
3
+12V-AMP
1
+12V
2
GND
4
P2
CON6_4.0
P2
CON6_4.0
C14
0.1uF C14
0.1uF
GND
6
Select
5
Adjust
4
On/off
3
+12V
2
+12V
1
P4
CON6_2.0
P4
CON6_2.0
R13
91K R13
91K
C20
0.1uF
C20
0.1uF
L9 NC L9 NC
L15 NC L15 NC
R14
0 R14
0
D5 1N4148 D5 1N4148
L4 L4
M2-S
3
M2-G
4
M2-D
5
M2-D
6
U3B
SP8J3 U3B
SP8J3
R7
1.5K 1%
R7
1.5K 1%
1
3
2
Q13
3906 Q13
3906
R27
NC R27
NC
1
2
3
Q7
NC Q7
NC
R10
10K R10
10K
C4
0.1uF C4
0.1uF
M1-G
2
M1-S
1
M1-D
8
M1-D
7
U3A
SP8J3 U3A
SP8J3
+
C25
NC
+
C25
NC
C8
0.1uF C8
0.1uF
R142
10K
R142
10K
R23
4.7K R23
4.7K
L1
15uH
L1
15uH
+
C9
470uF/16V
+
C9
470uF/16V
R143
10K
R143
10K
D1
1N4148
D1
1N4148
R17
NC R17
NC
R1
4.7K R1
4.7K
+ C29
NC + C29
NC
R2
NC R2
NC
R6
0/NC
R6
0/NC
+
C1
470uF/25V
+
C1
470uF/25V
L3 L3
GND
6
GND
5
GND
4
GND
3
+5V
2
+5V
1
+12V
7
+12V
8
+12V
9
+12V
10
P3
CON6_2.0
P3
CON6_2.0
C7
22nF
C7
22nF
VCC
5
LGATE/OCSET
4
GND
3
PHASE
8
COMP/SD
7
FB
6
UGATE
2
BOOT
1
U1
ISL8105
U1
ISL8105
R4
0/NC
R4
0/NC
L7
600(4.5X3.2) L7
600(4.5X3.2)
C12
0.1u
C12
0.1u
R24
NC R24
NC
R21 10K R21 10K
L10
NC/600(4.5X3.2) L10
NC/600(4.5X3.2)
L5 L5
On/off
3
+5V
1
GND
2
P1
CON6_2.0
P1
CON6_2.0
C11
1u
C11
1u
+
C18
10uF/50V
+
C18
10uF/50V