Toshiba 15DLV77C Service Manual page 55

DOSE NOT PLAY DVD.
DOES THIS DISPLAY
"INCORRECT DISC".
NO
DOES THIS DISPLAY
READING MARK ?
YES
DOES DISC ROTATE ?
YES
CHANGE IC4001.
TROUBLESHOOTING GUIDE
DOES CD2001
YES
CONNECT WITH CP2301
CORRECTLY ?
CONNECT CD2301.
NO
CHANGE IC4001.
NO
CHANGE DVD DECK.
E-9
YES
NO
CHANGE DVD DECK.
NO
IS THEVOLTAGE
BETWEEN JG017 AND
JG018 LESS THAN 0.6V ?
YES