Read LG 32LS3000 / 32LS301C (CHASSIS:LP24Q) Service Manual 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.
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.
POWER
PWM_DIM
C701
100uF
16V
+3.5V_ST
IC704
AP1117EG-13
5V_LDO_DIODE
1
ADJ/GND
2
OUT
3
IN
R748
22K
22K
+3.5V_ST
R714
1K
1K
Q702
2SC3052
2SC3052
E
B
C
R729
1K
110
R773
+1.2V_VDDC
C744
0.1uF
16V
0.1uF
16V
+3.5V_ST
C751
4.7uF
16V
4.7uF
16V
READY
C761
0.1uF
16V
0.1uF
16V
C742
10uF
6.3V
10uF
6.3V
R703
4.7K
4.7K
C777
10uF
10V
10uF
10V
C745
10uF
6.3V
10uF
6.3V
C772
0.1uF
50V
0.1uF
50V
R741
4.7K
1%
C773
0.1uF
16V
0.1uF
16V
IC705
AP1117EG-13
5V_LDO_DIODE
1
ADJ/GND
2
OUT
3
IN
C708
68uF
35V
READY
68uF
35V
READY
+2.5V_M
R710
100
100
C781
0.1uF
0.1uF
16V
R742
1
C752
0.1uF
16V
0.1uF
C702
16V
+3.3V_M
R743
1
L770
500
PANEL_VCC
C707
0.1uF
50V
0.1uF
50V
R763
10K
C770
10uF
25V
10uF
25V
C743
10uF
10V
10uF
10V
PANEL_ON
L761
120-ohm
R747
10K
10K
R702
10K
C740
10uF
10V
10uF
10V
R776
330
P701
SMAW200-H24S2
19
12V
14
GND
9
3.5V
4
24V
18
INV ON
13
GND
8
GND
3
24V
17
12V
12
3.5V
7
GND
2
24V
16
GND/V-sync
11
3.5V
6
GND
1
PWR ON
20
A.DIM
15
GND
10
3.5V
5
GND
21
12V
22
P.DIM1
23
GND/P.DIM2
24
Err OUT
25
INV_ON
IC702
AP2114H-2.5TRG1
1
GND
2
VOUT
3
VIN
5V_TUNER
+3.5V_ST
R749
2.2K
2.2K
R777
10K
POWER_SW
R761
33K
Q710
RSR025P03
Rohm
S
D
G
Q711
2SC3052
2SC3052
E
B
C
SOUND_VCC
Q701
2SC3052
2SC3052
E
B
C
+3.3V_M
R716
10K
10K
P_12V
P_12V
Q720
AO3407A
G
D
S
R715
10K
10K
C741
0.1uF
16V
0.1uF
16V
R750
10K
READY
A_DIM
R762
33K
+3.3V_M
C754
10uF
10V
C780
0.1uF
16V
0.1uF
16V
C776
10uF
10V
10uF
10V
110
R775
+5V_USB
L702
120-ohm
0.1uF
C779
50V
R701
4.7K
4.7K
C760
1uF
25V
1uF
25V
L750
BLM18PG121SN1D
R707
0
POWER_24_GND
Q721
MMBT3904(NXP)
MMBT3904(NXP)
E
B
C
L701
120-ohm
0.1uF
C778
50V
R764
10K
10K
RL_ON
Q703
2SC3052
E
B
C
L703
120-ohm
R718
10K
A_DIM
C782
100uF
16V
100uF
16V
READY
R774
330
R744
10K
R740
2.74K
2.74K
1%
P_12V
R730
6.2K
R735
0
POWER_16_GND
+3.5V_ST
C750
0.1uF
16V
R770
51K
1%
R772
6.8K
1%
C775
0.1uF
16V
0.1uF
16V
C771
1uF
25V
1uF
25V
0.1uF
C705
50V
+3.3V_M
C746
10uF
6.3V
10uF
6.3V
READY
C704
47uF
25V
R778
47K
47K
IC704-*1
AZ1117BH-ADJTRE1
5V_LDO_BCD
2
OUTPUT
3
INPUT
1
ADJ/GND
IC705-*1
AZ1117BH-ADJTRE1
5V_LDO_BCD
2
OUTPUT
3
INPUT
1
ADJ/GND
IC701
MP20051
3
FB
2
OUT_2
4
GND
1
OUT_1
5
EN
6
NC
7
IN_1
8
IN_2
9
[EP]GND
C774
0.1uF
IC709
MP1497DJ
3
SW
2
IN
4
GND
1
SS
5
BST
6
EN
7
VCC
8
FB
R765
4.7K
R766
4.7K
R767
4.7K
READY
Q710-*1
AO3435
AO3435
AOS
G
D
S
R706
0
POWER_23_GND
L771
6.8uH
NR8040T4R7N
R771
47
7 7
POWER
LP24B
32LS3000
2012/03/22
EAX64671103
** Switch Panel-Vcc
R2
R1
R1
OUT:6.8V
** +3.5V_ST -> 3.3V_M
V0 = 0.8*(1+(R1/R2))
R2
**12V->TUNER 5V
** 3.5V_ST -> 1.26V VDDC
OUT:1.27V
FROM LIPS & POWER B/D
V0 = 0.8*(1+(R2/R1))
3A
Closed IC709
Closed IC709
** 3.3V_M -> 2.5V_M
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