LG MDD64K - Page 31

3-16
3. USB PART
YES
Check the POWER supply circuit
(Check P201)
NO
Check the HRST # signal
Check "Searching" or
"USB" Display
YES
YES
Check the USB and DVD part
YES
Check the USB part supply
(CN205)
NO
Check the USB data line (CN205)
Check Reading OK
YES
YES
Check the ES8390
(Check DATA LINE pin98_USB_NO, 99_PO)
YES
TURN ON USB
OK