Block Diagram (3 Of 3) - Panasonic TC-26LX85 Service Manual

9.3.

Block Diagram (3 of 3)

A-BOARD
1
2
3
4
Digital Video signal
5
Digital Audio signal
6
SBO2
SERIAL SBI2
7
CH0 TS Serial
8
IIC1
IIC2
SUB3.3V
IC8503
IIC3
EEPROM
IC8502
FLASH
MEMORY
X8001 27MHz
74MHz
CLOCK GEN 27MHz
Control voltage
IC8004
9 SUB3.3V
10 SUB1.2V
SUB1.8V
IC8002
DDR2 SDRAM
11 SUB1.8V
12 PANEL_ON
IC5017
13
RESET
14
15
16
LCD PANEL
PANEL
BACK LIGHT
INVERTER CIRCUIT
17 INV+24V
TC-32/26LX85
Block Diagram (3/3)
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SOUND15V
IC4007
SUB3.3V
SELECT
IC8001 Peaks-Lite2p
(MAIN MCU+VIDEO SIGNAL PROCESSOR)
HDMI_OPT_ENB
SPDIF
AUIDO
PROCESS
SERIAL I/F
SD I/F
VIDEO
DTV Decord
PROCESS
BUS
*SCALING
CONTROL
*IP CONVERTER
*PICTURE CORRECT
*OSD MIX
Ex BUS
INV_PWM
PWM
ADIM
CONTROL
INV_ON
LVDS I/F
DDR2 I/F
INV_SOS
A2
PANEL+12V 28
PANEL 29
CONTROL
31
LVDS 7
20
A16
INV_ON
INV_ON
3
ADIM
CURRENT 2
INV_PWM
INV_PWM 4
INV_SOS
INV_SOS INV_SOS
5
INV_SOS
(LED : 1 TIME)
IC2301
AUDIO AMP
SOS
A5
+15V
L(+)
1
SPEAKER(L)
L(-)
2
SPEAKER
R(+)
OUT
3
SPEAKER(R)
R(-)
4
D2251
OPT.Audio out
SUB3.3V
A20 SD CARD SLOT
4 +3.3V(S)
7 SD DATA0
SD DATA1
8
SD CARD
SD DATA2
9
1 SD DATA3
FOR
FACTORY
A10
USED
FOR
FACTORY
A13
USED
FOR
FACTORY
A14
USED
FOR
FACTORY
A19
USED
29
TC-32/26LX85
Block Diagram (3/3)