Panasonic TH-46PZ85U Service Manual page 34

9.4. Block Diagram (4/6)
P6 A6
PA5600
FSTB+15V 7
FSTB+15V 8
FSTB+15V 9
IC5400
+15V(SND) 1
+5V(S)
+15V(SND) 2 +5V
+15V(SND)
3
IC5401
+9V(S)
+9V
FSTB+15V
+5V(STB)
(LED:10TIMES)
Q5522
VOLTAGE
DROP
ERROR DET
FSTB+15V
+9V(S)
+5V(S)
+30V(BT)
1
+15V(SND)
D5521
D5522
+30V(BT)
2
+5V(S)
3
HDMI SOUND
4
+9V(S)
5
F15V
6
Y/PB/PR
7
+5V(STB)
8
+3.3V(S)
9
10
+3.3V(STB)
11
R/G/B_30bit
12
R/G/B_24bit
13
OSD_6bit
14
TPF0S
SOS DET
FAN A
FAN STOP
OVEN
FAN D
VOLTAGE
+9/7.2V
PB31
D851
PB32 D852 (LED:11TIMES)
D853
PB34
D861
PB36
PB37
IC850
3 3 D860
1
1 +9/7.2V
FAN A-E
TH-46PZ85U
PB
FAN CONTROL
Block (4/6) Diagram
DIGITAL SIGNAL PROCESSOR
A
IC4511
+5V(S)
+3.3V
IC4512
+3.3V(S)
HDMI I/F RECEIVER
IC4510
+1.8V
TUNER SOS
+3.3V
IC4513
+1.8V
+1.8V +1.8V
HDMI PROCESSOR
HDMI_SD
AUDIO
HDMI_SPDIF
INTERFACE
VIDEO
INTERFACE
HDCP KEY
R(10bit)
G(10bit)
B(10bit)
SW A/D CONV.
+3.3V(S)
PIXEL CONV.
VIDEO
AI GAMMA
PROCESS
HV ENHANCE
RGB MATRIX
OSD
I/F
PB
A30
30
FAN SOS
3 FAN SOS 3
FAN CONT
5 FAN CONT 5
+15V(FAN)
1 1
JK4500 JK4501
HDMI IN 2 HDMI IN 1
10bit A/D
DDCA_IIC
DDCB_IIC
DDCC_IIC
HDMI
DECODE
IIC IIC1
HS/VS
H/V
Y/PB/PR
LVDS DATA
IC1100
STB MCU
GenX5
ECO ON
ECO ON
AC GOOD
AC GOOD
TV SUB ON
IC4200 TV SUB ON
SOUND SOS
SOUND SOS (LED:12TIMES)
FPGA AFT
AFT
KEYSCAN1
KEYSCAN1
TUNER SOS
TUNER SOS (LED:10TIMES)
SD LED
SD LED
OSD
SYNTHETIC LVDS
I/P CONV. DRIVER
(LED:11TIMES)
DTV RESET
DTV RESET
STB RESET
STB RESET
IIC0
+3.3V(STB)
IIC1 IIC3
IC4800 IC1101
IIC1
IIC3
TEMP SENSOR EEPROM IIC1
SUB+3.3V DET
SUB+5V DET
SUB+9V DET
IC4013
SERIAL SW
34
GH HDMI3 IN
DDC IIC
IC3802
EEPROM
A11 GH11
D3814
DDC IIC
HDMI_CEC
26 26
+5V(HDMI)
12 HDMI5V DET 12
DET_3
22 +5V(S) 22
Q3802
20 +3.3V(S) 20
TMDS DATA
18 +3.3V(S) 18
IC3801
CLOCK
TMDS DATA
HDMI EQUALIZER
A17 FOR FACTORY USE
A18 FOR FACTORY USE
A5 D5
D1107
1
LVDS DATA
31
A7 P7
+15V(FAN)
1
2 +15V(FAN)
5 +5V(STB)
TV SUB ON
6 TV SUB N
ECO ON 7 ECO ON
Q4014,15
A3 D3
PANEL STB_ON
PANEL STB_ON 2 PANEL STB_ON
PANEL STATUS
PANEL STATUS 3 PANEL STATUS
PANEL SOS
PANEL SOS PANEL SOS
4
7 IIC_DATA1
IIC1
8 IIC_CLK1
IIC_DATA2
10
IIC2
11 IIC_CLK2
FAN SOS
FAN SOS
FAN CONT
FAN CONT
K POWER LED
SBI2
REMOTE RECEIVER
SBO2
AI SENSOR
A1 K1 PC2501
AI SENSOR
+5V(S)
1 1
AI SENSOR
AI SENSOR 2 2 POWER LED
LED R
POWER LED(R) 7 7
REMOTE IN
REMOTE IN 6 6
+3.3V(STB)
4 4
KEYSCAN3
KEYSCAN3
9 9
10
11
S2
1
2
POWER SWITCH
S
TH-46PZ85U
Block (4/6) Diagram
GH10
HDMI IN 3
D3813
D2520A
RM2501
REMOTE
RECEIVER
SW2500
POWER
SWITCH
ON