Block (1/2) Diagram - Panasonic TC-L42U22 Service Manual

9.2.

Block (1/2) Diagram

POWER SUPPLY
P
D001
RECTIFIER
L005
D016
Q001
CONTROL
Q410,Q412
POWER
IC801
CONTROL
PFC
VCC
Q701
D004 Q702
D002
D003
AC
DET
D005
IC101
POWER
CONTROL
Q301
PFC ON
Q302
STB ON
LINE L001
FILTER
L002
F001
T4AL AC250V
LIVE NEUTRAL
P1 1 4
AC CORD
SN2501
C.A.T.S.
SENSOR
RM2501
REMOTE
RECEIVER
CONTROL PANEL ASSY
HOT HOT COLD COLD
T401
C420
Q420
D501
17V
RESONANCE
D451,452
24V
Q401
IC451
RESONANCE
24V
ERROR DET
IC261
PC401
+5V
PHOTO COUPLER
+5V
PC701
IC251
PHOTO COUPLER
RELAY
MAIN ON
Q364
RL002
RELAY
Q351
RUSH ON
Q362
RL001
Q363
Q161
T101
D151
15V 15V
D106 IC151
Q171
12V
12V
ERROR DET
DET
PC101
PHOTO COUPLER
PC302
OVP
PHOTO COUPLER
PC301
PHOTO COUPLER
Q361
MAIN ON
HOT HOT COLD COLD
A DIGITAL SIGNAL PROCESSOR
V POWER LED
REMOTE RECEIVER
C.A.T.S. SENSOR
D2500
V10 A10
POWER LED
R_LED_ON POWER LED(R)
7 7
C.A.T.S.
C.A.T.S.
4 4
REMOTE IN REMOTE IN
3 3
PA4803
SUB+5V
1 1
STB+3.3V
5 5
SOUND15V
F15V
K1 A04
KEYSCAN1
KEYSCAN1
2
KEYSCAN3 KEYSCAN3
4
P2 A03
SOUND15V
7 9
STB5V
F15V
4
12
F15V
5 11
STB5V
1 15
TUNER_6V
2 14
Q4770
RELAY
11 5
SUB_ON TV_SUB_ON
9 7
F15V
PANEL_
PANEL_VCC_ON VCC_ON
10 6
Q2760
Q2761
INV
INV_PWM
INV_PWM
14 2
INV_ON INV_ON
13 3
INV_SOS
INV_SOS
12 4
D5629
Q5613
F15V DET
P3
1
4
BACK LIGHT
P4 INVERTER
CIRCUIT
1
PANEL
4
INV_SOS
14
INV_ON
12
INV_PWM
13
LCD PANEL
32
SUB5V
STB3.3V
IC4700
SUB5V
ANALOG-ASIC
STB5V
STB
+3.3V
Q5602
STB5V
STB
+1.2V
VOLTAGE
DROP
ERROR DET
AG_SOS
D5600
SOS
SOS
(LED:3TIMES) (LED:3TIMES)
IC5608 SUB5V
SUB5V
+5V
IC5605
SUB3.3V
3.3V
IC5610 SUB1.8V
SUB1.8V
+1.8V
IC5606
SUB1.2V
SUB1.2V
+1.2V
Q5616
Q5612
Q5615
ON/OFF
Q5412
+12V
A21
1
VCC12V
4
PANEL
CONTROL
LVDS DATA
13
(RxB_0-3)
24
LVDS DATA
29
(RxA_0-3)
40
1
2
STB3.3V
3
STB1.2V
4
IC5601
D5604 D5605
RESET
MCU_RESET
D5603
MCU_RESET KEYSCAN3
SUB1.2V DET
SUB1.8V DET
SUB5V DET
Q4704 Q4703
Q4702
5
6
7
8
9
D2753
INV LED
PANEL_
LED_ON
Q5495
PA4202
PANEL12V
PANEL_VCC_ON
LVDS DATA
(RxB_0-3)
LVDS DATA
LVDS DATA
(RxA_0-3)
10