31
9.3.
Block Diagram (3/6)
(LED:10 TIMES)
(LED:12 TIMES)
(LED:12 TIMES)
(+5.6V)
(LED:3 TIMES)
(LED:11 TIMES)
D5522
SUB3.3V
SOUND15V
DTV9V
D2017
D5521
SUB5V
SUB3.3V
MAIN5V
SUB3.3V
MAIN3.3V
MAIN9V
STB3.3V
STB5V
STB5V
F15V
SUB1.2V
D5612
D1107
D2014
MAIN9V
BT30V
SUB5V
SUB1.8V
SOUND15V
D861
D860
D5579
D5578
CVBS/S/YUV
/RGB(PC)
IC2013
AV1_VOUT
IC1101
L(+)
MAIN
AV1_LOUT
SBI2
SBO2
A7
TU8301
IIC
IIC3
3
+1.8V
PANEL SOS
(ARARM)
IIC3
STB
+3.3V
A12
IC2107
SUB+5V
+9V
SIF,AM
+1.2V
+3.3V
AV1_ROUT
BT30V
PR
RESET
2
+1.8V
AV2_V_Y
Q2027
LIN
XRST
SOS DET
+3.3V
BT+30V
RF
+5V(HDMI)
DET1,2,3
STB_RST
A33
SD BOOT
SOUND SOS
RIN
PC IN
F+15V DET
Q2022
SOS:Low
TUNER_SUB_ON
1
GenX5
SUB5V
PANEL STATUS
(READY)
IC5660
SOS
IC5400
ECO_ON
+5V
SUB3.3V_SENSE
MAIN_ON
SUB5V_SENSE
AV2_RED_C
MAIN9V_SENSE
SUB+9V
AV2_GREEN
9
XRST
PANEL STB_ON
IC5401
HDMI_CEC_PU_ON
HDMI_CEC
SPEAKER L,R
L(-)
IC1100
Q5522
IC5601
STANDBY_MPU
Norm:Low
Ab:high
Norm:Low
Ab:high
DTV_9V_SENSE
SOUND_SOS
B
R(-)
G_LED_ON
STB+3.3V
JK3001
AV2_VOUT
AUDIO AMP
IIC2
AV2_LOUT
AV1
PWM
SP L,R
AV2
1
IIC2
+1.8V
+15V
HEADPHONE
IC5600
JK3002
DTV
JK3003
F+15V
+3.3V
+15V_S
4
IC2008
AV2_BLUE
G
IC2301
AV2_ROUT
R
L,R
V,Y,C,R,G,B
SOS DET
BT+30V
SPEAKER
OUT
IC3001
R(+)
Y,PB,PR
2
RF
COMP/PC
HDMI Audio
P7
SIF,AM
AV SW
JK3100
AV1_V
TV_LR/DTV_LR
TV/DTV
AV1_RED
IIC SW
AUDIO
IN/OUT
AV1_L,ROUT
+5V
AV1
YPBPR
IC4801
R,G,B
F+15V
AV2_L,ROUT
DTV9V
AV2
V,R,G,B
A35
L,R
L,R
1.8V
3.3V
ROUT
F+15V
L,ROUT
8
Y
DVB_CVBS
+15V_S
HP L,R
SUB+5V
7
IC8302
FOR FACTORY USE
L,R
+9V
+1.8V
PB
A34
IC2012
LOUT
IIC_TUNER
V,Y,C
HP AMP
IIC2
AV3
AV2_LIN
AV1_GREEN
AV2_RIN
Q5606,07
AV1_BLUE
SUB+3.3V
Dig/Ana
Tuner
IFD1/2
IIC_TUNER
XRST
L,R
IC2106
STB_RST
IC1102
AUDIO PROCESSOR
L,R
BUFFER
IC2403
AV1_LIN
AV1_RIN
STB3.3V
STB_RESET
DIGITAL
DEMODULATOR
OFDM
DTV+9V
REMOCON
IC8301
SUB+5V
L,R
R_LED_ON
AV1_VOUT
EEPROM
AV2_VOUT
STB_LED
KEY1
AI_SENSOR
FAN SOS
FAN_MAX
3
+15V_S
FAN SOS
FAN_MAX
Q5561
IC5404
+3.3V
FHD+3.3V
Q5693
MAIN3.3V_SENSE
IC5405
+1.2V
MIHO+1.2V
G51
AV3
HEADPHONE
HP_L
10 15
AV3_Y
KEY1
HP_R
AV3_R
9
AV3_C
1
CONTROL
BUTTON
6
A51
4
15
2
10
AV3_L
1
3
9
3
2
6
AV3_V
4
6
7
10
11
12
9
17
18
16
19
3
14
8
15
13
20
4
5
FAN_A-C
4
D853
3
D852
9
7
OVER
VOLTAGE
+9/7.2V
FAN STOP
SOS DET
1
6
D854
IC850
A83
+15Vc_FAN
ECO_ON
2
5
STB5V
+15Vc_FAN
TUNER_SUB_ON
6
1
A6
P6
7
(LED:10 TIMES)
(LED:12 TIMES)
(LED:12 TIMES)
(+5.6V)
(LED:3 TIMES)
(LED:11 TIMES)
TH-46PZ81FV
Block (3/6) Diagram
TH-46PZ81FV
Block (3/6) Diagram
DIGITAL
AUDIO OUT
D3015
SPDIF_OUT
D3814
D3813
DET_3
26
EEPROM
22
+5V(HDMI)
HDMI5V DET
HDMI_CEC
MAIN+3.3V
TMDS DATA
20
A11
26
DDC IIC
GH10
+5V
22
18
GH
+5V(S)
IC3801
GH11
20
HDMI_CEC
DDC IIC
HDMI EQUALIZER
HDMI IN 3
Q3802
MAIN+3.3V
HDMI3 IN
TMDS DATA
CLOCK
IC3802
18
12
12
2
4
1
Summary of Contents for TH-46PZ81FV
Page 6: ...6 3 2 Applicable signals ...
Page 15: ...15 6 4 No Picture ...
Page 27: ...27 8 1 4 Adjustment Volume Location 8 1 5 Test Point Location ...
Page 28: ...28 ...
Page 36: ...36 10 3 Wiring 1 2 ...
Page 37: ...37 10 4 Wiring 2 1 ...
Page 38: ...38 10 5 Wiring 2 2 ...
Page 39: ...39 10 6 Wiring 3 ...
Page 40: ...40 ...
Page 41: ...41 11 Schematic Diagram 11 1 Schematic Diagram Note ...
Page 102: ...102 13 1 2 Packing ...
Page 103: ...103 13 1 3 Mechanical Replacement Parts List ...
Page 107: ...107 13 2 Electrical Replacement Parts List 13 2 1 Replacement Parts List Notes ...