LG 42LV5500 Training Presentation page 61

42LV5500 Main Board (Back Side) Component Layout
MAIN BOARD
p/n: EBR71850702
p/n: EBR73146501
p/n: EBR71850705
RGB_DDC_SCL
B G
Q102
S D
G D
RGB_DDC_SDA
Q101
B S
Q710
CEC
B G
Q801
S D
C A1
A2
E B Side HP Mute
D713
C
D711
C
18. IF p
A2 A1
17. IF n
16. IF AGC
15. Reset
D708
14. 3.3V
A1
13. 1.26V
C
TU2101
A2
12. GND
TUNER
11. CVBS
10. NC
18
9. SIF
D710 TU_CVSB
C
E B
Q2105
8. NC
A2 A1
C
7. SDA
Q2104 E B
6. SCL
C
TU_SIF
5. NC
D707
4. NC
A1
C
3. 5V
A2
1
2. NC
1. NC
Power Det (24V)
Power Det (12V)
IC503
Q1701
C
B E
Amp_Mute
Panel Vcc
Drivers
Digital Video
IC601
EEPROM
Analog Video
Audio
Tuner Data
Tuner Clock
Tuner B+
D810
C
A2 A1
61
IC502
3
2
1
Q504
3
2
B
1
C
E
INV_CTL
Driver
E B
Q505
C
B Q506
C
E
S G
Q507
D
Panel Vcc
Switch
Q904
C
B E
E
C
B
Q906
IR Pass
May 2011 LCD-DV 42LV5500