Block (1 Of 2) Diagram - Panasonic TH-42LRU20 Service Manual

TH-42LRU20
9.2.

Block (1 of 2) Diagram

TA
INTERNAL TA
JK9002
T9001
BAND
PASS
FILTER
IC9006
TV_DATA_OUT
FSK
TV_DATA_IN
RECEIVER
TV_CLK
TV_IR
RXD
IC9004
IC9005
TXD
MPU
FSK SW RTB
CHANGE
IC9002
VCC
JK9001
BUFFER
1
2
3
4
5
6
VCC
P POWER SUPPLY
D001
RECTIFIER
L005
D016
Q420
Q001
RESONANCE
CONTROL
Q401
RESONANCE
Q410,Q412
POWER
IC801
CONTROL
PFC
VCC
RELAY
MAIN ON
RL002
Q702
D004
Q703
D002
D003
AC
DET
RL001
D005
T101
IC101
POWER
CONTROL
D106
Q301
PFC ON
PC101
PHOTO COUPLER
PC302
PHOTO COUPLER
LINE L001
PC301
FILTER
L002
Q302
PHOTO COUPLER
STB ON
F001
T4AL AC250V
LIVE NEUTRAL
P1 1 4
AC CORD
HOT HOT COLD COLD
JK9003
Q9003
IC9001
BUFFER
TA5
TV_DATA_OUT
3
TV_DATA_IN
4
TV_CLK
1
TV_IR
5
LN_REG_ON
7
STB5.8V
9
IC9012
MPF5V
IC9011
FS5V
IC9008
CONTROL PANEL
ASSY
STBM5V
OPERATION
IC9010 IC9007 K1
BUTTON
KEY3
12V 14V
KEY
HOT HOT COLD COLD
C420 T401
P2
D501
17V SOUND17V
7
DTV12V
D451,452 4
24V
DTV12V
5
IC451
FEED BACK
IC261
PC401
5.8VS
+5V
1
PHOTO COUPLER
5.8V
2
+5V
PC701
PHOTO COUPLER IC251
RELAY
11
SUB_ON
Q364 9
RELAY
RUSH ON Q351
Q362
Q363
PANEL_VCC_ON
10
Q161
D151
12V 12V
INV_PWM
14
IC151
INV_ON
Q171
13
BL_SOS
12V
FEED BACK 12
DET
P3
OVP 1
5
P4
1
Q361 4
BL_SOS
MAIN ON 14
INV_ON
12
INV_PWM
13
TU8300
A
DIGITAL SIGNAL PROCESSOR
TUNER
ANT IN
A5
TV_DATA_OUT
4
TV_DATA_IN
3
TV_CLK
2
TV_IR
1
IIC_TU
LN_REG_ON
3
STB5.8V
1
FE1.2V
IC8303
1.2V
IIC_TU
SUB3.3V
DIGITAL IIC_PRO
DEMODULATOR
IC8300
A02 ATSC
DEMODURATOR
4
2
STB5.8V
A09
9
12
11
IC8304
R2768 IC5601 SUB+3.3V
5.8V
TUNER5V
15
+3.3V
14 +5V
DTV12V
SUB_ON
Q4770,71
D5422 D5423
5
IC5200
SUB5V
SUB_ON
7
+5V
IC5220
PANEL_VCC_ON
6
SUB9V
DTV12V
D5420 D5421
D5424 D5425
INV_PWM
2
INV_ON P17V
3
BL_SOS
4
VCC12V
BACK LIGHT
INVERTER
CIRCUIT
PANEL
CONTROL
PANEL
LVDS DATA
(RxB_0-3)
LVDS DATA
(RxA_0-3)
LCD PANEL
22
JK3301D
JK3304A JK3300
AV2
COMPONENT AV1 PC
(SIDE)
IC3000
AV SW
COMPONENT
1
Y/PB/PR
2
L/R
AV1
V
L/R
IIC2
AV2
Y/C/V
L/R
PC
R/G/B/H/V
MAIN OUT
TV Y/PB/PR,
3
R/G/B/H/V
V CVBS
SUB5V
L/R 4
SUB9V
DTV
DVB_CVBS L/R
5
6
SUB3.3V
7
IC5600
SUB1.8V 8
+1.8V 9
SUB1.2V
+1.2V 10
11
IC5416
STB5V
STB5V 12
DCDC_CTL
OVP DET
13
14
A15A
1
PANEL 12V
4
11 15
24
16
27 LVDS DATA
17
40