Panasonic TH-46PZ81E Service Manual page 31

9.3. Block Diagram (3/6)
TU8301
Dig/Ana
Tuner
IIC0
IC2109,10
+5V
F15V
SOUND15V
A6
1 2 3 8 10 12 16 9 11
PA
FAN CONTROL
PA6
1 2 3 8 10 12 16 9 11
P6 PA5
1 IC5501
+15Vs_SP
+15Vs_SP 2
+15Vs_SP 3 +9V
D5502
F_STBY_15V 7
(+10V) (+10V)
+5V
F_STBY_15V 8
9
F_STBY_15V
SOS DET
OVER
FAN STOP VOLTAGE (LED:11 TIMES) (LED:11 TIMES)
PB33
PB35 D853
D855
D861
PB36
D856
PB37 D857 IC850
TPFA1 D860 TP850
3
3
1 1 +9/7.2V
FAN
TH-46PZ81E
Block (3/6) Diagram
JK3002
JK3003
JK3100
AV1
AV2 AUDIO
YPBPR
IN/OUT
IC3007 VIDEO SW
MAIN9V
AV1
AV1_VOUT
V,R,G,B
AV2 AV2_VOUT
V,Y,C,R,G,B
MAIN
AV3
Y/U/V
V,Y,C
COMP
Y,PB,PR
PC SUB
R,G,B,H,V
Y/U/V
TV
RF IC2106
IIC0
DTV
AUDIO PROCESSOR
DVB_CVBS
DTV9V
SIF,AM
IC3009 AUDIO SW
L,R
TV_LR/DTV_LR
AV1
L,R AV1_L,R OUT
AV2
AV2_L,R OUT
L,R
AV3 L,R OUT
IC2008
L,R
MAIN
COMP/PC
L,R
IIC0
L,R
TV/DTV IIC0
SUB5V
L,R
DTV9V
SUB3.3V
IC8302
+1.8V
MAIN9V
Q5561
SUB5V MAIN5V
13
IC5660
IC5600
RESET
+1.2V
F15V
13
D5692
(+5.6V) (+5.6V)
P7 Q5603,04
A7
F+15V DET
+5V(STB) 5 Norm:Low
Ab:high
TUNER_SUB_ON 6
ECO_ON 7
+15Vc_FAN
1
+15Vc_FAN
2
TP853 PA8 A8
FAN SOS
4 4
6 6
FAN_MAX
5 MAIN9V 5
2 +15V(FAN) 2
1 +15V(FAN) 1
AV3 HEADPHONE
CONTROL
BUTTON
10 15 6 4 2 9 3 1 G51
IC8402
CIMAX
A51
11 6 2 17 19 12 18 20
IC2013
HP AMP
+5V
IC2012 SUB3.3V
IC4001
GS3FS
IC4005
SUB5V
MAIN+3.3V
+3.3V
HEADPHONE
HP L,R
OPTICAL
PWM
SP L,R
HDMI Audio
DTV
IC4002
MAIN+1.8V
MAIN_FS_1.8V
+3.3V +1.8V
+1.8V
IC2107
+3.3V +1.8V
IC8001
Peaks-Pro
SUB3.3V
Para TS_I/F In
AUDIO OUT
Para TS_I/F Out
VIDEO OUT (to GC6)
DVB_CVBS
LOSD (to MIHO)
CH TS_I/F
DIGITAL
DEMODULATOR
IIC0
IC8301
3.3V IIC
OFDM
1.8V
1.2V
PCI_BUS
1.8V
SERIAL I/F
3.3V
SD BOOT
IC8201,02,03,04
SUB+1.2V SUB1.2V
DDR2 SDRAM
IC5403
IC5601 FRC+1V
SUB1.8V
+1V
+1.8V
SUB3.3V
+3.3V
IC5402 DDR+3.3V
DDR3.3V
+3.3V
31
HC AUDIO OUT/PC IN
JK8401
CI SLOT
HC
A12
12
6 PC_R 6
4 PC_G 4
2 PC_B 2
PC_H
10 10
8 PC_V 8
5V
12 SPDIF-OUT 12
3.3V
14 +3.3V(S) 14
HC
A14
14
IIC2 IIC2
IC9003
IIC2
13 AGC6_SDA2 13
AGC6_SCL2
12 12
TEMP SENSOR
22 +3.3V(S) 22
1 +5V(STB) 1
2 +3.3V(STB) 2
HC
A13
13
PWM_SQ_R-
17 17
18 PWM_SQ_R+ 18
20 PWM_SQ_L- 20
21 PWM_SQ_L+ 21
D9017
5 SOUND_SOS 5
1 SOUND15V 1
2 SOUND15V 2
D9014
3 SOUND15V 3
4 SOUND15V 4
SUB1.8V
IC8401
LEVEL
SHIFTER
A
IC8406,7
SUB5V
BUFFER
FRC1V
IC8408
BUFFER
IC8403
5V CARD
PC_R
PC_G
JK9001
PC_B
PC
PC_H
PC_V
SPDIF-OUT
D9002
OPTICAL
AUDIO OUT
HC16
FOR
FACTORY USE
HC15
IC9001
AUDIO AMP
H12
R+
1
R-
SPEAKER_R
2
SPEAKER
L+
OUT
4
L-
SPEAKER_L
5
SOS DET
+15V
1
2
3
4
5
7
8
9
10
11
12
13
DIGITAL SIGNAL PROCESSOR
14
15
16
17
18
19
20
21
22
23
24
TH-46PZ81E
Block (3/6) Diagram