Read LG 50PM6700-TK (CHASSIS:PA22A) Service Manual online
• Exception
- USB power could be disabled by inrushing current
- In this case, remove the device and try to reboot the TV (AC power off/on)
- In this case, remove the device and try to reboot the TV (AC power off/on)
Check USB 2.0 Cable
Y
Y
Check USB device
If device is 2.5 inch HDD,
Check power adaptor
Check 5V voltage level at
analog switch(IC600,
IC601,IC603)
N
Replace one of
IC600, IC601,IC603 & Recheck
Y
Maybe MTK5369 (IC100)
has problems. Replace It.
14. USB Trouble Shooting
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