Read Panasonic TH-50PV8P / TH-50PX8B / TH-50PX8E Service Manual online
29
9.3.
Block Diagram (3/5)
MAIN9V
SUB3.3V
SUB5V
SOUND15V
SUB3.3V
SUB5V
STB5V
S_15V
STB5V
F15V
MAIN9V
SUB5V
DTV9V
D5521
D5522
D5612
SUB3.3V
SUB1.8V
SUB1.2V
MAIN5V
MAIN3.3V
D2017
D2014
D1107
SUB3.3V
DTV9V
STB3.3V
STB5V
SUB5V
MAIN9V
BT30V
AV1
AV2
JK3002
JK3003
A
V1_V
A
V1_RED
A
V1_GREEN
A
V1_BLUE
A
V1_LIN
A
V1_RIN
A
V1_V
OUT
A
V1_LOUT
A
V1_R
OUT
A
V2_V_Y
A
V2_RED_C
A
V2_GREEN
A
V2_BLUE
A
V2_R
OUT
A
V2_LIN
A
V2_RIN
A
V2_V
OUT
A
V2_LOUT
A51
4
15
2
10
1
3
9
3
2
6
4
G51
HEADPHONE
1
A
V3_L
6
A
V3_C
CONTROL
BUTTON
BUTTON
A
V3_V
AV3
HP_L
10 15
A
V3_Y
KEY1
HP_R
A
V3_R
9
JK3100
AUDIO
IN/OUT
IN/OUT
YPBPR
R
OUT
Y
PB
LOUT
PR
LIN
RIN
IC3001
RF
AV SW
TV/DTV
AV1
V,R,G,B
L,R
V,Y,C,R,G,B
AV2
L,R
Y,PB,PR
COMP
L,R
DVB_CVBS
L,R
V,Y,C
AV3
L,R
AV1_VOUT
AV2_VOUT
CVBS/S/YUV
/RGB(PC)
/RGB(PC)
MAIN
TU8301
SUB+5V
SIF
,AM
BT+30V
RF
Dig/Ana
Tuner
Tuner
IFD1/2
L,R
IC2106
AUDIO PROCESSOR
L,R
SIF,AM
TV_LR/DTV_LR
AV1_L,ROUT
AV2_L,ROUT
L,ROUT
HP L,R
IC2012
HP AMP
IC2013
L(+)
3
A12
2
SOS DET
R(-)
AUDIO AMP
1
+15V
4
IC2301
SPEAKER
OUT
OUT
R(+)
SPEAKER L,R
L(-)
SP L,R
IIC2
+3.3V
IC2008
+1.8V
IC2107
+1.8V
+3.3V
IIC2
PWM
HEADPHONE
DTV
HDMI Audio
+1.8V
HDMI
Digtal
Video
Signal
Video
Signal
IC4511
+3.3V
+5V(HDMI)
HDMI_CEC
CEC
IC4513
+3.3V
5V<->3.3V
Digtal
Audio
Signal
Audio
Signal
DECORD
DDC IIC
+5V(HDMI)
+1.8V
IIC1
HDMI PROCESSOR
HDMI2
HDMI Rx/AD CONV.
IC4514
A/D
DDC_IIC1
TMDS
IC4515
AUDIO
DDC_IIC0
CEC
IC4512
LEVEL SHIFT
VIDEO
5V<->3.3V
DDCB_IIC
+5V
SW
HDMI1
+1.8V
Analog video signal
DDCC_IIC
DET2
LEVEL SHIFT
Q4503
+1.8V
DDC IIC
HDMI1
IC4510
Q4502
TMDS
HDMI2
+5V
DET1
JK4500
JK4501
TUNER_SUB_ON
ECO_ON
STB5V
+15V_S
F+15V
F+15V
+15V_S
F+15V
+15V_S
1
2
3
10
P7
A7
12
15
13
17
14
IC5401
IC5400
+5V
SUB+5V
+9V
SUB+9V
SHOTO SOS
BT+30V
Q5522
Norm
Low
Ab
high
DTV+9V
SUB+5V
+1.8V
IC5600
IC5601
Norm
Low
Ab
high
Q5606,07
SUB+3.3V
F+15V DET
+1.2V
+3.3V
+5V
+9V
+5V
IC5660
RESET
XRST
SOUND SOS
Q2022
SOS
Low
KEY1
PANEL STATUS
(READY)
(READY)
XRST
PANEL STB_ON
HDMI_CEC_PU_ON
HDMI_CEC
IC1100
STANDBY_MPU
SOUND_SOS
STB+3.3V
IIC
PANEL SOS
(ARARM)
(ARARM)
+5V(HDMI)
DET1,2,3
DET1,2,3
TUNER_SUB_ON
GenX5
SOS
ECO_ON
SUB3.3V_SENSE
MAIN3.3V_SENSE
SUB5V_SENSE
MAIN9V_SENSE
DTV_9V_SENSE
G_LED_ON
RMIN
R_LED_ON
EEPROM
IC1101
SBI2
SBO2
SBO2
IIC3
IIC3
DIGITAL
DEMODULATOR
DEMODULATOR
OFDM
IC8301
1.8V
3.3V
IC8302
+1.8V
IIC_TUNER
IIC2
IIC_TUNER
XRST
STB_RST
IC1102
BUFFER
IC2403
STB3.3V
STB_RESET
STB
+3.3V
+9V
BT30V
Q2027
STB_RST
SD BOOT
IIC1
TEMP SENSOR
IC4800
IIC SW
IC4811
B/E ONLY
4
10
1
5
2
6
7
14
15
13
11
12
9
3
8
(LED
3TIMES)
(+5.6V)
(LED
12TIMES)
(LED
10TIMES)
(LED
12TIMES)
TH-50PV8P, PX8B/E
Block (3/5) Diagram
TH-50PV8P, PX8B/E
Block (3/5) Diagram
Block (3/5) Diagram
A-BOARD
Click on the first or last page to see other TH-50PV8P / TH-50PX8B / TH-50PX8E service manuals if exist.