Panasonic TH-37PX80B Service Manual page 30

9.4. Block (4 of 7) Diagram
TU8301
Dig/Ana
Tuner
IIC_TUNER
S_15V
IC5401 SUB+9V
P7 A7
+9V
+15V_S 1
+15V_S 2
IC5400
SUB+5V
+15V_S 3
F+15V
13 +5V
F15V
F+15V 15
F+15V 17
STB5V
10
TUNER_SUB_ON 12
ECO_ON 14
STB5V
A DIGITAL MAIN
TH-37/42PV80P, PX80B/E
Block (4/7) Diagram
JK3002
JK3003
JK3100
JK3001
AV1 AV2 AUDIO
YPBPR
IN/OUT
IC3001
AV SW
AV1
V,R,G,B AV1_VOUT
L,R
AV2_VOUT
AV2
V,Y,C,R,G,B
L,R AV1_L,ROUT
AV3
AV2_L,ROUT
IC2106
V,Y,C
AUDIO PROCESSOR
L,R L,ROUT
COMP/PC
MAIN
Y,PB,PR
CVBS/S/YUV SIF,AM HP L,R
R,G,B
/RGB(PC)
L,R L,R L,R SP L,R
IIC2 TV_LR/DTV_LR
TV/DTV
RF
+3.3V
DVB_CVBS
L,R
IC2008
+9V +5V
IIC2 +3 3V
SUB5V
Norm Low
D5522
Ab high
SUB+5V
SHOTO SOS
DTV+9V
Q5522
LED 3TIMES)
D5521
BT+30V
DTV9V MAIN9V
IC5660
XRST
SUB5V MAIN5V RESET
IC5600
SUB+3.3V
SUB3.3V MAIN3.3V
+3.3V
IC5601
+1.8V
D5612
(+5 6V)
Q5606,07 +1.2V
F+15V DET
Norm Low
Ab high
AV3 HEADPHONE
CONTROL
PC IN
BUTTON
SPEAKER L,R
10 15 6 4 2 9 3 1 G51
10 15 6 4 2 9 3 1 A51 A12 1 2 3 4
IC2012
IC2301
SPEAKER
OUT
HP AMP
AUDIO AMP
IC2013
+5V
MAIN9V
HEADPHONE
SOUND15V
PWM
HDMI Audio
DTV
+1.8V
IC2107
+1 8V
SUB3.3V
D2014
D2017
SUB3.3V
SOS Low
SOUND SOS
Q2022
(LED 12TIMES)
IC2403
SUB1.8V
STB3.3V
STB_RESET
SUB5V
SUB1.2V
STB_RST
MAIN9V DTV9V
STB5V STB3.3V
STB
+3.3V
BT30V
Q2027
IC1102
BT30V +9V
BUFFER
30
JK4500
JK4501 JK4502
HDMI2 HDMI1 HDMI3
IC4510
HDMI Rx/AD CONV.
HDMI PROCESSOR
HDMI3
HDMI1
HDMI
DECORD
HDMI2
Analog video signal
DDCB_IIC
DDCC_IIC
DDCA_IIC
IC4515 IC4514
IC4518
EEPROM
IC4511
SUB5V
+3 3V
SUB3.3V IC4512
+1 8V
STB5V
IC4513
+1 8V
IC4800
IIC1
TEMP SENSOR
B/E ONLY
IC8301
OFDM
DIGITAL
DEMODULATOR
XRST
3.3V
1.8V
IC8302
+1 8V
IC1100
IIC2 GenX5
IIC TUNER STANDBY_MPU
+5V(HDMI)
SOUND_SOS (LED 12TIMES)
DET1,2,3
KEY1
HDMI_CEC
SOS (LED 10TIMES)
HDMI_CEC_PU_ON
XRST
STB_RST
SD BOOT
MAIN3.3V_SENSE
SUB3.3V_SENSE
PANEL SOS
(ARARM)
IIC3
PANEL STB_ON
IC1101
IIC3
PANEL STATUS
(READY)
EEPROM IIC
STB+3.3V
IC4811 SUB5V_SENSE
DTV_9V_SENSE
IIC SW AI_SENSOR
MAIN9V_SENSE
G_LED_ON
TUNER_SUB_ON
R_LED_ON
ECO_ON
Digtal
Audio
Signal
AUDIO
Digtal
Video
VIDEO
Signal
SW
1
A/D
IIC1
2
3
4
5
6
7
D1107
8
SBI2
9
SBO2
RMIN
10
11
12
13
14
15
TH-37/42PV80P, PX80B/E
Block (4/7) Diagram