Usb Part - LG FB162-A0U Service Manual

3. USB PART

TURN ON USB
YES
"Checking" or
"USB "Display
check
YES
Reading OK check
YES
OK
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
NO
NO
Check the USB JACK POWER supply.
Check the USB DATA LINE.(P5301)
Check the IC501 (ES8380).
Check DATA LINE PIN 97(USB-No),
98(USB-Po)
5-7
Check the POWER supply circuit.
(Check P5701)
YES
Check the HRST#signal
YES
Check the USB PART
and DVD PART line.
(Check P5301)
YES
YES
LGE Internal Use Only