Main Board (15 Of 15) Schematic Diagram - Panasonic TH-37LRT12U Service Manual

TH-32LRT12U-A * TH-37LRT12U/M/A

12.16. Main Board (15 of 15) Schematic Diagram

MAIN BOARD
!
PCB-657-D (15/15)
D
WT6702F
R539
33
C
R513
C505
22pF
+5V_SB
L51 FB/1206/19-ohm
B
R608 R609
C508
120/0.5W
150/0.5W
100uF/16V
VDD_RTC
C512
0.1UF
A
TH-32/37LRT12
Main Board (15 of 15) Schematic Diagram
5
3V3_SB
Q34
NC/EM6353
SOT-23
R572 NC/1K NRST
RESERVED
NRST
33 R509
LED_G
33 R508
LED_R
RXD 33 R512
X2 TXD 33 R510
2 1 MUTE_AMP_WT 33 R531
DETECT_TUNER 33 R569
32.768KHZ TUNER_MODE 33 R570
P_ON/OFF
NC/1M
C506
22pF
U40
3V3_SB
APE1117-33CY/SOT-223/
4
TAB
3 2
IN OUT
C509 SOT223 C511
C510
0.1uF 100uF/16V 0.1uF
3V3_SB
R537 0
C513
NC/100u/16V
DC VOLTAGE
UNDER 3.3
4
I R
P(7,10) IR P(14)
LED_G
P(15)
P(10)
LED_G
LED_R
P(15)
P(10)
LED_R
POWER_KEY
P(10)
P(7,10) POWER_KEY 3V3_SB
P(10)
SCL_3V3
P(5,7,10,15) SCL_3V3
SDA_3V3
P(5,7,10,15) SDA_3V3
SDA_ISP
R583
P(10) SDA_ISP
SCL_ISP NC/4.7K
P(10) SCL_ISP
P_ON/OFF
P(11) P_ON/OFF
RXD
P(10,15) RXD
TXD
P(10,15) TXD
POWER_ON_WT
P(11) POWER_ON_WT
VDD_RTC 3V3_SB
U39
1 24
32KOSCO
VDD_RTC
2 23
32KOSCI
VDD
3 22
GPIOA0/AD0
VSS
TP229
4 21
NRST GPIOA1/AD1
5 20
GPIOC1/PWM1 GPIOA2/AD2
6 19
GPIOC0/PWM0 GPIOA3/AD3/IR
7 18
GPIOB7/IRQ3/RXD GPIOA4/SCL3/P1.0
8 17
GPIOB6/IRQ2/TXD GPIOA5/SDA3/P1.1
9 16
GPIOB5/HSYNC GPIOA6/SCL1
10 15
GPIOB4/VSYNC GPIOA7/SDA1
11 14
GPIOB3/IRQ1/P1.3 GPIOB0/SCL2
12 13
GPIOB2/IRQ0/P1.2 GPIOB1/SDA2
WT6702_24PIN
3V3_SB
D39
2 1
R540 10K NRST
IN4148/DIODE/SMD
3
C514
4.7UF/35V
4
NC/SW1_4P
Reset
3
54
MUTE_AMP_WT
MUTE_AMP_WT
DETECT_TUNER
DETECT_TUNER
TUNER_MODE
TUNER_MODE
UART_ENN_3
UART_ENN_3
UART_ENN_4
UART_ENN_4
3V3_SB
R565 R601
RP4K7X4
RP25
4.7K 4.7K
33 R523 POWER_ON_WT
33 R524 POWER_KEY
33 R530 I R
33 R573 UART_ENN_4
33 R574 UART_ENN_3
33 R514 SCL_ISP
33 R505 SDA_ISP
33 R344 SCL_3V3
SDA_3V3
33 R343
3V3_SB
BASE/4P/2.0mm
1 1
SCL_ISP
2
SW2 SDA_ISP
3
4
2
J15
ISP_WT
TH-32/37LRT12
Main Board (15 of 15) Schematic Diagram
2 1
1
1
TP62
1
1
TP63
1
1
TP64
1
1
TP65