TH-80BF1U, TH-80BF1W, TH-80BF1E — Panasonic TV Service Manual (repair manual). Page 86

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ADJ-12
SECTION 3 ADJUSTMENTS
<80BF1>
SECTION
4
DIA-1
(2014-11)
CONTENTS
1. Block Diagrams  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .DIA-2
1.1. Overall
1.2. P module
SECTION 4 DIAGRAMS
DIA-2
SECTION 4 DIAGRAMS
<80BF1>
Components identified by the international symbol 7 have special characteristics important for safety.
When replacing any of these components, use only the manufacturer's specified ones.
Important Safety Notice
■ Notes
1. HOT and COLD indications
  The power circuit board contains a circuit area using a separate power supply to isolate the ground connection.
  The circuit is defined by HOT and COLD indications in the schematic diagram. Take the precautions below:
2. This schematic diagram is the latest at the time of printing and the subject to change without notice.
■ Precautions
1. NEVER touch the HOT part or the HOT and COLD parts at the same time, or you may get an electric shock.
2. NEVER short-circuit the HOT and COLD circuits, or the fuse may blow and the parts may break.
3.  NEVER connect an instrument such oscilloscope to the HOT and COLD circuit simultaneously, or the fuse may blow. 
Connect the ground of instruments to the ground of the circuit being measured.
4. MAKE SURE to unplug the power cord from the power outlet before removing the chassis.
5. Be sure to make your orders of replacement parts according to parts list section.
DIA-3
SECTION 4 DIAGRAMS
<80BF1>
1. Block Diagrams
1.1. Overall
(A)
(TNPH1090)
SLOT I/F(DS)
(TNPA5500)
HDMI1
DVI
A10
DS10
LED/IR(V1)
(DPLB1078 ZA/X1) 
KEY(V2)
(DPLB1079 ZA/X1) 
V22
A22
 F
L
A
S
H
  
3
2
M
  
 E
E
P
R
O
M
  
 2
5
6
 
・Digital Video Through 
・Analog Audio Buffer 
・Real Time Clock 
etc
A13
DS13
Input 
Menu 
Volume Up/Down 
Enter 
Power SW 
IR Receive 
Environment   AI 
LED 
V11
A37 
ADV7471 
・ADC
・HDMI_RX
・LIP Sync
Synchronization selector
(H/V)
・Sync separation(H/V) 
ASIC
・Synchronization control
・Frequency discrimination
・Signal switching
・LVDS_Rx
・LVDS:2-phase→1-phase 
AVSW 
C1AB00003385 
・VIDEO selector
・AUDIO selector
VIDEO signal output(75ΩDr)
・LPF
・VIDEO buffer 
 R/G/B  
HD/VD 
CLK(Max 162MHz) 
DATA : 30bit 
HD,VD,DE,FL  
 D
D
R
 
1
G
 
1
6
b
it
 
SMP8675 
(RevB)
LAN
・Miracast、
Pro-WiDi
・Easy 
White  Board+
Memory  Card  Control
A5
A4
Power 
Ver2.0
A11
LV4924 
・Audio  Power  AMP
L/R 
PWM_OUT 
LAN
LVDS(2相)
  
FB_AUDIO_IN  
 D
D
R
3
  
G
 
1
6
b
it
 
USB
CPG 
C1ZBZ0004703
D
R
3
 
M
 
8
b
it
 
D
D
R
3
 
2
G
 
 
8
b
it
 
N
A
N
D
 
F
L
A
S
H
  
4
G
b
it
 
SPEAKERS

17
PC
CVBS
PR
PB
Audio 
USB 
HUB  
SCX2A 
・I/P
・Pull-down support
・Sharpness
・INPUT Level
・TINT Hue Adjustment
・Color Management
・WB Adjustment
・NR
・Resize
・OSD
・Easy  White 
D+/D- 
FIX I/F(HX)
(TNPA5963)
RS-232C
HX1 
UART/EXT SP 
Monitor  out
SPEAKERS
SPEAKERS
LCD PANEL
A4
1
LVDS
Timing controller 
board
Inverter board
(Backlight)
P3
HDMI2
HDBaseT
Digital  link
Digital
Link
 R/G/B  
HD/VD 
TTL→lvds
ADV7612 
・HDMI_RX
Double
Speed
(Pixelworks)
LVDS(2-phase)
  
FPGA
・Video capture
・Monitor Out
・WB Correction
Memory  Control
ADV7125 
・8bit  D/A
PC
US
Touch  Panel  (IR)
Memory
USB
PC/DVI
AUDIO_IN
Composit/
Component 
Audio
FIX I/F(H1)
(TNPA5964)
LV4924 
・Audio  Power  AMP
A27 
HX2 
USB Wireless Module
USB 
SW  
A1
A4
1
LVDS
A4
1
C
N2
LVDS
A4
1
C
N1
LVDS
A5
1
CN001
A5
P4
P5
P6
LVDS
Quad SPI 
SI/O 

47
H47
 
2 G
 
LAN (SIGMA) 
D+/D- 
D+/D- 
DIA-4
SECTION 4 DIAGRAMS
<80BF1>
1.2. P module
24
 
Power Board 
 
 
HOT
COLD

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