5-7
3. USB PART
TURN ON USB
“Checking” or
“USB ”Display
check
Reading OK check
OK
Check the POWER supply circuit.
(Check P5701)
Check the HRST#signal
Check the USB PART
and DVD PART line.
Check the USB JACK POWER supply.
(Check P5301)
Check the USB DATA LINE.(P5301)
Check the IC501 (ES8380).
Check DATA LINE PIN 97(USB-No),
98(USB-Po)
NO
NO
YES
YES
YES
YES
YES
YES
YES
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