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30
9.2.
Block (1/3) Diagram
HOT
COLD
(LED:3TIMES)
++
+
+
Q5612
SUB1.8V
STB5V
Q5613
D5604
SUB3.3V
D5603
STB3.3V
SUB5V
F15V
STB5V
Q4702
SOUND15V
SUB5V
Q5602
F15V
SUB1.2V
D5605
D5629
Q4703
Q5615
Q5616
STB3.3V
Q4704
SUB5V
D5600
D2500A
STB1.2V
STB5V
PA4202
D403
D353
Q354A
L202
F001
D201
D363
R003
Q501
174V
D653
D557
D556
D555
D560
D559
D558
15V
D554
D452
D553
D566
D564
D451
D565
F301
D205
D210,D211
F002
F101
D409
F401
D402
174V
12V
Q354B
MCU_RESET
CONTROL PANEL ASSY
Q4770
KEYSCAN3
+1.8V
13
IC5610
RESET
9
POWER LED
10
A21
5
IC5601
SOS
POWER LED
SN2500
SUB1.8V
A03
4
1
7
C.A.T.S.
SUB1.8V DET
5
TV_SUB_ON
F15V DET
13
K1
24
DROP
ERROR DET
29
VOLTAGE
40
REMOTE IN
47
R_LED_ON
RM2500
AG_SOS
C.A.T.S.
SUB5V DET
1
A
A10
STB+3.3V
KEYSCAN1
REMOTE RECEIVER
KEYSCAN3
V10
KEYSCAN1
7
PNL12V
KEYSCAN3
2
2
SUB1.2V
3
1
SUB+5V
+1.2V
A04
4
6
3
1
LVDS DATA
SUB1.2V DET
SOS
5
11
IC5605
IC4700
REMOTE
RECEIVER
SUB5V
ON/OFF
STB
+1.2V
46
4
IC5608
+5V
C.A.T.S.
SENSOR
3
3.3V
C.A.T.S. SENSOR
9
7
2
4
3
DIGITAL SIGNAL PROCESSOR
IC5606
LVDS DATA
POWER LED(R)
10
7
8
ANALOG-ASIC
V
1
5
MCU_RESET
REMOTE IN
STB
+3.3V
12
+5V
+3.3V
OPERATION KEYS
POWER SW
SUB6V
5
PANEL_
VCC_ON
Q2760
Q2761
SUB5V
OVP
Q5412
PNL12V
ON/OFF
IIC1
LVDS DATA
DCDC_EN
SOS7
SOS6
SOS8
SOS_RSV
STB_RST
[R(A-D)_0+/-)]
[R(A-D)_E+/-)]
T301
POWER SUPPLY
CN01
P2
9
S102
12
5
7
LED DRIVER
3
PHOTO COUPLER
D102
1
PHOTO COUPLER
LINE
FILTER
I751
2
RECTIFIER
S103
4
CNAC
STB
D105-D108
RECTIFIER
POWER
CONTROL
I402
CONTROL
PFC
CURRENT
CONTROL/DRIVER
I401
Q301,Q302
I201
11
AC CORD
CONTROL
L003
4A
AC250V
RESONANCE
L001
1
S101
I301
P
15V
I551
TC05
49
PWM_POWER_ON
L651
D753
D755
L751
Q554
Q553
+
-
+
-
Q555
SOS_ON
12V ERROR DET
I752
I552
V+
ERROR
DET
I553
174V
Q452
Q551
SUB_ON
Q556
T401
L451
Q454
1
2
Q453
AC IN_ON
PHOTO COUPLER
I451
I453
PHOTO COUPLER
PHOTO COUPLER
STB5.8V
ERROR DET
I452
4A AC250V
Q201
Q202
Q203
Q204
I501
V_DET
2A AC250V
L401
Q305
Q401
AC IN
DET
4A
AC250V
15
13
5
4
9
8
12
10
3
5
1
4
10
9
CN02
11
13
PWM
BACK
LIGHT ON
I351A
Q357
Q356
Q351A
PWM
CONTROL
Q352A
D3A2-D3C2/D3D2-D3F2
V IN
V OUT
I3A1-I3C1/I3D1-I3F1
D3A1-D3F1
L352A
L353A
PHOTO COUPLER
I352A
PHOTO COUPLER
I353A
D357A
OVP DET
I354A
174V
ERROR DET
D358A
VCC
PWM
SENSE
D
G
Q355
SOS Latch
SOS
I352B
PHOTO COUPLER
I353B
D357B
LED DRIVER
CURRENT
CONTROL/DRIVER
Q352B
D3G2-D3I2/D3J2-D3L2
V IN
V OUT
PWM
G
D
VCC
D358B
SENSE
I351B
Q351B
CONTROL
OVP DET
I354B 174V
ERROR DET
I3G1-I3I1/I3J1-I3L1
D3G1-D3L1
L352B
L353B
PHOTO COUPLER
PWM
#1
Cathode
#2
Cathode
#3
Cathode
#4
Cathode
SOS Latch
SOS
OVP
OVP
SOS
SOS
18V
STB6V
SUB_ON
SUB_ON
SOS
#1 Anode
#2 Anode
#3 Anode
#4 Anode
STB6V_ON
SUB_ON
RELAY_ON
15V
STB6V
TO
LED
BACK LIGHT
CIRCUIT
F15V
SOUND15V
F15V
TV_SUB_ON
RELAY
STB5V
SUB6V
PANEL_ VCC_ON
TC06
BACK LIGHT SOS
BACK LIGHT
SOS
BACK LIGHT
SOS
BACK LIGHT ON
BACK
LIGHT
ON
HOT
COLD
(LED:3TIMES)
Содержание Viera TC-L42D2
Страница 23: ...23 7 14 EMI processing...
Страница 24: ...24...
Страница 25: ...25...
Страница 26: ...26...
Страница 34: ...34 10 3 Wiring 2...
Страница 35: ...35 11 Schematic Diagram 11 1 Schematic Diagram Notes...
Страница 60: ...60 13 1 2 Accessories...
Страница 61: ...61 13 1 3 Mechanical Replacement Parts List...
Страница 64: ...64 13 2 Electrical Replacement Parts List 13 2 1 Replacement Parts List Notes...