Panasonic TH-42PZ80Q Service Manual page 31

9.3. Block Diagram (3/6)
G51 A51
V2_Y
V2_Y
5 V2_Y
5
V2_C
V2_C
V2_C
3
3
JK3701 V2_V
V2_V
7 V2_V
7
VIDEO2 V2_L
V2_L
11 V2_L
11
V2_R V2_R
9 V2_R
9
KEYSCAN1
KEY SWITCH 1 1
G FRONT TERMINAL
KEY SWITCH
V1_Y
TV
V1_C
V1_V V1
VIDEO1
V1_L
V2
V1_R
D1_Y
D1_PB
D1_PR
COMP1
JK3000
D1_L
D1
D1_R
D2
D2_Y
D2_PB
D2_PR
COMP2
D2_L
DTV_V
D2_R
MON_V
JK3000
MON_L
MONITOR
MON_R
OUT
SPDIF-OUT
D3005
OPTICAL
AUDIO
OUT
TV_V
VIDEO
TV_L
AUDIO TV_R
AFT
AFT FAT_P
+30V(BT)
FAT_N
TU1702
+30V(BT)
TUNER
+5V(S)
+5V(S)
IFD_OUTP
IFD_OUTN
JK1700
IF_AGC
TUNER
CABLE
IC1703
IIC_FE
AGC AMP
FDC_P
IC1701 IFD_OUTP
FDC_N
IFD_OUTN
D1709
FS_OUTP
SPLITTER
LO_IN1
FS_OUTN
LO_IN2
AGC_IN
TU1700 IC1700
AGC_CONT
DISTRIBUTOR
+3.3V
ANT IN RX SPLITTER
+1.2V
TX
IC1702
IC1707
RDC AMP
ANTENNA
SWITCH
+3.3V
RDC_IF_P
VOUT+ VIN+
RDC_IF_N
VOUT- VIN-
PGA_DATA
IC8802-06
JK8800
POD TX
CABLE CARD
POD RX
BUFFER
IC8309
+3.3V
TH-42PZ80Q
Block (3/6) Diagram
A DIGITAL SIGNAL PROCESSOR
IC3001
VIDEO SW AUDIO SW
TV MAIN
TV TV
OUT
V L/R
AV_L/R
MAIN L/R
VIDEO1 V1 VIDEO1
Y/PB/PR
Y/C/V L/R RGB_CVBS
Y/PB/PR
VIDEO2 V2 VIDEO2
Y/C/V L/R
VIDEO3 VIDEO3
L/R
VIDEO4
VIDEO4
L/R
COMP1
COMP1
D1
Y/PB/PR SUB
L/R
OUT
COMP2
SUB V
D2 COMP2
Y/PB/PR SUB V
L/R
PC PC PC
R/G/B/H/V L/R
MONITOR
DTV1 DTV_L/R OUT
DTV1
MON
Y/C L/R L/R
DTV2
MON
V
Y/C
+9V +5V
IIC1
+5V(S)
+9V(S)
+3.3V(S)
IC1704
FRONT END LSI
IIC1
+3.3V(S)
IIC_FE +1.2V(S)
FDC_P CH0DATA
DIGITAL
FDC_N
DEMODULATOR
FS_OUTP
FS_OUTN
IC8001
IF_AGC
Peaks PRO
FDC_AGC1
+3.3V(S)
FDC_AGC2 GC6 RST
+3.3V(S)
FDC_AGC2
+1.8V(S)
+1.2V(S)
RESET
DTV-SDIN
AUDIO
PROCESS
SPDIF-IN
RXD0 TRANSPORT
DECODER SUB-UV/Y_16bit
TXD0
(TS)
DTV_V
SBI0
SBO0 VIDEO
PROCESS
Y/UV_16bit
SBI1
SBO1
IC1706
OSD_16bit
OSD
CONTROL
PROCESS
FRONT LSI IIC1
IC8201-04
DDR I/F DDR2 #0-#3
RDC_IF_P
RDC_IF_N
PGA_DATA
CLOCK
IIC1
PCI-BUS PCI BUS
I/F
USB/LAN
+3.3V
+1.2V
CPU BUS
POD BUS
CPU BUS I/F
POD_IF
EEPROM
IIC_IF
IC8307
IIC0
IC2106 SOUND PROCESSOR
+15V(SND)
IIC1
AV L/R
A/D
CONV.
D/A
CONV.
PWM
OUT
DTV_R
D/A
SOUND
DTV_L
CONV. PROCESSOR
SPDIF-OUT OPTICAL
OUT
SPDIF-IN
DTV-SDIN
HDMI-SDIN
HDMI-SPDIF
+1.8V +3.3V
IC2008 +5V(S)
D2301
+3.3V
IC2107
+3.3V(S)
+1.8V
IC4001 SUB
Q2301
UV(8bit)
SOUND
SUB_V
Y(8bit)
SOS
GC3FS DET
GC6_
GC6_
SOS
IIC2 IIC2
IC4005
+5V(S) (LED:12TIMES) (LED:12TIMES)
+3.3V
IC4002
+3.3V(S)
SOUND SOS
+1.8V
IC5600 FSTB
SUB+1.2V
+15V IC5402
+1.2V(S)
+1.2V RESET
OVER_CURR
PROTECT
D5692
Q5603
Q5604
ON/OFF
FSTB+15V DET
SUB+3.3V
IC5601
SUB+1.8V
+3.3V(S)
+3.3V
+1.8V(S)
+1.8V
IC8304
USB IF
VDD
PCI-BUS
32bit
USB
DECODER
SCLK
IC8302
ETHER NET IF
IC8101
CLOCK GEN.
CTRL25
VDD CLK3
CLK1/4 CLK2
X1
IC8300
PCI-BUS
NAND FLASH
32bit
RUN
CONTROLLER
IC8301
BOOT ROM
31
IC2301
AUDIO AMP
+15V
A12
ERROR DET
R(+)
R 1
SPEAKER
SPEAKER_R
R(-)
R_OUT
2
L L(+)
SPEAKER 3
SPEAKER_L
L(-)
L_OUT
4
+15V(SND)
IC1500
STB3.3V
+30V(BT)
STB_RESET
5V(S)
D1506
L1501 L1500
+9V
KEYSCAN3 D5613
D1507 Q1500
9V(S)
IC5606
D5615 D5614
STB 3.3V(STB) 5V(STB)
RESET
STB
STB_RESET +3.3V
MUTE
ANALOG ASIC
+30V(BT)
+5V(S)
HDMI SOUND
+9V(S)
Y/PB/PR
FSTB+15V
+3.3V(S)
+3.3V(STB)
Y/UV_16bit
OSD_16bit
CPU BUS
IC8308
TPA/TPB JK8301
1394LSI 1394I/F
TPA/TPB
JK8302
+3.3V
1394I/F
+1.5V
IC8309
+1.5V
GS SD CARD SLOT
IC7702
A9 GS09
SD DATA
D+ 4bit
4 D+ 4 SD-USB
D-
CONV.
3 D- 3
SD DTC
VDD
2 +5V 2
SDWP 6 CARD DET 6
IC7700
IC7701
FLASH
+3.3V
MEMORY
+3.3V
Q8300
+3.3V
+2.5V
TU4400
IC8303
DOCSIS
IC4400 (FOR OCAP)
IIC A25 DT25
EEPROM
1 F15V 1 +5V 5V
RD+/-
RD+/- RD+/-
TD+/- DT
TD+/- TD+/-
DOCSIS
4 DS 4 DS
7 US 7 US
TH-42PZ80Q
Block (3/6) Diagram
1
2
3
4
5
+5V(STB)
6
7
8
9
10
11
12
13
14
JK7702
SD CARD