42LV570G-ZB, 42LV570S-ZB, 42LV571S-ZA, 42LV579S (CHASSIS:LD12E) - LG TV Service Manual (repair manual). Page 53

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Interconnection - 2
1
Main PCB
2
Power Board
3
Soft touch + IR Key PCB 
(LW570 only IR Assy)
T-con Driver
1
2
3
4
5
Main / PSU cable 
Main / Module LVDS cable 
41&51PIN 
LED driver / PSU
15Pin (IR+Touch) Cable
SPK Cable
Local Dimming Cable
[PCBs]
[Cables]
6
1
2
3
1
2
3
4
5
6
LED Driver
32/37LV5500/T/W/G-ZA
32/37LV570G/S-ZA
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