Panasonic la03 tc-l42u25 Instruction De Maintenance
34
9.2.
Block (1/3) Diagram
+
HOT
COLD
HOT
COLD
D5604
STB5V
SOUND15V
D2500
STB1.2V
D151
SUB5V
Q5615
Q4702
Q4703
Q5613
Q4704
STB3.3V
D016
SUB1.8V
STB5V
D5603
D005
Q5495
*
*
SUB5V
D501
D5605
SUB1.2V
D004
F15V
F001
PA4202
STB3.3V
PA4803
F15V
STB5V
Q5602
D5600
Q5616
SUB3.3V
Q5612
SUB5V
D106
D2753
D451,452
D5629
L005
Q361
SUB5V
SUB1.8V DET
12V
DET
1
INV_PWM
Q171
13
10
F15V
STB
+1.2V
SOUND15V
14
P2
9
ON/OFF
12
CONTROL
4
ANALOG-ASIC
INV_PWM
6
P
2
RESET
RESONANCE
SUB1.8V
PFC
15V
SUB5V DET
IC451
P3
F15V DET
RL001
PANEL_
LED_ON
4
PHOTO COUPLER
OVP
PHOTO COUPLER
PC301
15
6
PANEL_
VCC_ON
PANEL12V
PANEL_VCC_ON
RELAY
SUB_ON
+5V
INV_SOS
A10
L002
LINE
FILTER
13
14
DIGITAL SIGNAL PROCESSOR
A
RELAY
MAIN ON
+1.2V
V10
+5V
RELAY
RUSH ON
STB
+3.3V
Q363
Q351
+5V
MAIN ON
C.A.T.S. SENSOR
IC251
IC261
1
3
4
INV LED
P4
DROP
IIC1
1
14
11
LVDS DATA
POWER SUPPLY
49
K1
ERROR DET
IC101
VOLTAGE
Q364
11
RM2501
Q362
Q410,Q412
SOS
Q001
IC4700
REMOTE RECEIVER
12V
ERROR DET
IC151
PC701
T101
9
7
CONTROL
T401
RL002
PHOTO COUPLER
D001
Q401
Q301
P1
RESONANCE
C420
1
2
40
4
IC801
+1.8V
A21A
KEYSCAN1
IC5606
IC5608
IC5610
POWER LED
4
2
RECTIFIER
C.A.T.S.
SENSOR
3
POWER
CONTROL
7
5
7
+12V
Q701
Q702
Q5412
POWER LED(R)
Q161
PANEL_VCC_ON
15V
AC
DET
C.A.T.S.
REMOTE
RECEIVER
REMOTE IN
POWER LED
PWM_POWER_ON
4
Q4770
IC5605
7
5
INV_ON
4
INV_PWM
CONTROL PANEL ASSY
Q2761
SUB1.2V DET
REMOTE IN
1
9
1
12
NEUTRAL
17V
7
INV_SOS
T4AL AC250V
POWER
SUB+5V
TUNER_6V
12
PC401
INV
V
TV_SUB_ON
STB5V
MCU_RESET
PC101
1
24
LIVE
13
SN2501
29
MCU_RESET
24V
ERROR DET
1
Q2760
3
5
AC CORD
4
KEYSCAN1
VCC
C.A.T.S.
KEYSCAN3
R_LED_ON
4
INV_ON
KEYSCAN3
3.3V
INV_ON
INV_SOS
3
AG_SOS
PHOTO COUPLER
PC302
STB+3.3V
SUB1.2V
5
D002
D003
STB ON
2
Q302
A04
24V
PFC ON
A03
L001
4
Q420
KEYSCAN3
IC5601
5
8
10
SOS
F15V
PHOTO COUPLER
[R(A-D)_0+/-)]
[R(A-D)_E+/-)]
LVDS DATA
LVDS DATA
24V
24V
24V
24V
TO
BACK LIGHT
INVERTER
INVERTER
CIRCUIT
HOT
COLD
HOT
COLD
PWM_POW_ON
IIC1
TC05
VCC12V
LVDS DATA
[R(A-D)_0+/-)]
LVDS DATA
[R(A-D)_E+/-)]
(LED:3TIMES)
(LED:3TIMES)