Read Panasonic TH-55AF1U / TH-55AF1W (serv.man2) Service Manual online
DIA-2
SECTION 4 DIAGRAMS
<55AF1>
1. Block Diagrams
1.1. A module
Panel Module
MAIN μCom
(Garnet:Panasonic)
・Micro Proc
・Selector
・Video Dec
・Resize
・Video A/D
・Audio Proc
・OSD
・Micro Proc
・Selector
・Video Dec
・Resize
・Video A/D
・Audio Proc
・OSD
OP AMP
YDA176-QZE2
Digital Amp
with DSP
with DSP
I2S
L, R
RTC
AUDIO OUT
(VAO)
Speaker
10w+10w
DDR3
SUB μCom
(Renesus)
Power/LED/IR/DPMS Control
(Renesus)
Power/LED/IR/DPMS Control
I2C
UART
I2C
Power
I2C
TMDS
TMDS
HDMI IN 1
DVI IN
TMDS
TMDS
IR
IR_REMOTE
LED_R LED_G
NAND FLASH
2Gbit
2Gbit
I2C
DDR3
2Gbit
EEPROM
I2C
16kbit
GARNET_STM
EEPROM
128kbit
MAIN&SUB_MCU
20MHz
32.768kHz
25MHz
LVDS(DUAL)
74.25MHz
148.5MHz
148MHz
160MHz
160MHz
667MHz
667MHz
12.288MHz
I2C
MAIN PCB
HDMI IN 2
KEY1
KEY_PWR
AI_SENSOR
Temp Sensor
DVI OUT
IR
RS-232C
OUT
RS-232C
IN
IR IN
IR OUT
RS232C_I
IR_M3
IR_M3OUT
UART
RS232C_O
UART
232C In
232C Out
KEY_PWR
Timing controller
board
board
LED Driver
(Backlight)
(Backlight)
LVDS
POW
OPF PCB
(Only AF1)
PC
AUDIO IN
PC/DVI
L, R
USB
USB2.0 : 3ch
240MHz／6MHz／0.75MHz
R/Pr
B/Pb
B/Pb
G/Y/VIDEO
AUDIO IN
L, R
HDMI/DVI SW
SiI9489
5in, 2out
SiI9489
5in, 2out
TMDS
KEYPAD PCB
Pwr
Exit,Up,Down
+,-
Input,Reset
Exit,Up,Down
+,-
Input,Reset
FFC
IR/LED PCB
IR Receive
LED
LED
LCD PANEL
P MODULE
IR MODULE
KEY MODULE
OPF MODULE
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