Toshiba 15DLV16 Service Manual page 75

NO SOUND DVD/CD
ANALOG AUDIO.
DOES THIS HAVE
SIGNAL AT PINS 3 AND
5 OF CD703 ?
NO
DOES THIS HAVE
SIGNAL AT PINS 7 AND
8 OF IC8502 ?
NO
DOES THIS HAVE SIGNAL
AT PINS 113, 115, 116
AND 118 OF IC4001 ?
NO
CHANGE IC4001.
NO SOUND DVD/CD
DIGITAL AUDIO.
DOES THIS HAVE
SIGNAL AT PIN 1 OF
CD703 ?
NO
DOES THIS HAVE
SIGNAL AT PIN 110
OF IC4001 ?
NO
CHANGE IC4001.
TROUBLESHOOTING GUIDE
YES
YES
YES
YES
YES
E-11
REFER TO "LCD SECTION".
CHECK PINS 7 AND 8 OF
IC8502 AND PERIPHERAL
CIRCUIT.
CHANGE IC8502.
CHECK J4202 AND
PERIPHERAL CIRCUIT.
CHECK IC4001 AND
PERIPHERAL CIRCUIT.