37
10. Schematic Diagram
10.1 Main Board
715G3639M01000004K
1) Power
GND
C750
330NF16V
+5VSB
1
1
VS1
JGK
1
1
VS2
JGK
+24V
5VSB
3.3V StandBy
1
1
VS3
JGK
1
1
VS4
JGK
C708
2U2 16V
AUDIO MUX 8V
AD
J(
G
N
D
)
1
VO
U
T
2
VI
N
3
U702
AP1117D33L-13
+
C720
100uF/16V
C722
0.1uF 50V
+
C721
220uF/16V
C719
0.1uF 50V
VCC5
GND
V33_HDMI_ADC
GND
V33_HDMI_ADC
R709
NC
R716
10K OHM 1/16W
R713
NC
R715
4.7K OHM 1/10W
C714
NC 0.22uF/50V
1
2
FB701
120R/6000mA
R714
22K OHM 1/16W
VIN
3
AD
J
1
VOUT
2
U705
AP1084K33L-13
1
2
3
4
5
6
7
8
9
10
11
12
CN700
CONN
R718
1K OHM 1/16W
1
2
FB702
300 OHM
+
C712
100uF/16V
R701
NC
Q707
PMBS3904
+
C710
470UF35V
S
1
S
2
S
3
G
4
D
8
D
7
D
6
D
5
Q705
AO4449 -7A/-30V
C700
0.1UF16V
+
C736
10uF/50V
R706
1K OHM 1/10W
C713
0.22uF
V33_AUD
Q706
PMBS3904
Q704
PMBS3904
C701
0.1uF 50V
Q700
PMBS3904
1
2
FB703
300 OHM
C733
0.1uF 50V
R717
47K 1/10W 5%
R712
1K OHM 1/10W
R708
1K OHM 1/10W
+
C707
470UF16V
+
C732
10uF/50V
+
C728
100uF/16V
Q708
PMBS3904
C709
0.1uF 50V
C706
0.1uF 50V
R711
4.7K OHM 1/10W
C730
0.1uF 50V
+
C702
220uF/16V
C731
0.1uF 50V
C711
0.1UF16V
R700
1K OHM 1/10W
1
2
FB700
120R/6000mA
R703
4.7K OHM 1/10W
R719
1K OHM 1/16W
R793
330R 1/10W 5%
C727
0.1uF 50V
VCC5
5VSB
5VSB
V12_ADP
GNDP
GNDP
5VSB
V33_AUD
GND
GND
VCC5
GND
GND
GNDP
GNDP
GND
GND
GND
+5VSB
GNDP
AGND
+5VSB
V24_ADP
+5VSB
AGND
AGND
AGND
5VSB
AGND
VCC3
GND
BL_ON
8
PW_ON
8
POWER_ON
8,10
BL_ADJ
8
R794
NC 1/10W 5%
C716
0.1uF 50V
+
C717
100uF/16V
C718
0.1uF 50V
+
C715
220uF/16V
GND
V33_AUD
VCC18
GND
+
C729
100uF/16V
Q712
PMBS3904
AD
J(
G
N
D
)
1
VO
U
T
2
VI
N
3
U703
AP1117D33L-13
+
C778
100uF/16V
11/18
VCCK18
73T253S 46 B
+
C763
220uF 10V
R736
2K 1/10W 5%
C745
100pF
5VSB
C749
0.0022uF
ZD702
SM340A
Vout = 1.0x(R1+R2)/R2=2.21
C761
0.1uF/16V
L704
4.7uH
+
C746
470PF50V
C766
220pF
C751
0.1uF/16V
R1
1
2
FB706
300 OHM
D703
LL4148
C752
0.1uF/16V
SW
1
IN
2
ROSC
3
GND
4
BST
8
FB
7
COMP
6
SS/EN
5
TH
1
9
U707
SC4524BSETRT
R734
2.2 OHM 1/10W
R725
10K OHM 1/10W
R2
C753
1UF16V
R737
10K 1/10W 5%
C762
22uF
R738
15K OHM 1% 1/10W
+
C779
100uF/16V
C765
0.022uF/25V
R735
68K OHM 1/10W
1
1
H2
JGK
1
1
H1
JGK
1
1
V1
JGK
1
1
H3
JGK
GND
GND
GND
GND
1
1
V2
JGK
GND
GND
1
1
H4
JGK
1.8V StandBy
C780
0.1uF/16V
AUDIO 3.3V
VCC12
VCC8
1
2
3
4
5
6
7
8
CN701
NC
5VSB
Ps
9
V24_ADP
HDMI/ADC
3.3V
PWR_ON
1
2
ZD700
RLZ9.1B
AD
J
/G
N
D
1
OU
T
P
U
T
2
INP
U
T
3
U700
AZ1117D-1.8-E1
+12V
+24V
+5VSB
BL_ON1
1
2
FB704
NC 300 OHM
+12V
SYS_PW
Norm al: Low
Stand_By: High
5V SW
Содержание L42A9
Страница 4: ...4 1 General Specification ...
Страница 19: ...19 4 Remove the AC socket ass y speakers and BKT ...
Страница 20: ...20 5 Remove the rest BKT and separate panel and bezel ...
Страница 25: ...25 6 PCB Layout 6 1 Main Board 715G3639M01000004K ...
Страница 26: ...26 ...
Страница 27: ...27 6 2 Power Board 715G3351P01W20003S ...
Страница 28: ...28 ...
Страница 29: ...29 ...
Страница 30: ...30 6 3 Inverter Board 715G3358 1 ...
Страница 31: ...31 6 4 IO Board 715G3481 1 ...
Страница 32: ...32 6 5 Key Board 715G3513K01000001S 6 6 IR Board 715G3666R01000004F ...
Страница 58: ...58 11 Exploded View ...