TROUBLESHOOTING GUIDE
E-1
POWER DOES NOT TURN ON
NO
IS F3900 BROKEN ?
YES
CHANGE F3900.
NO
YES
CHECK CP3201 AND
CP3804.
NO
CHECK IC3804 AND
PERIPHERAL CIRCUIT.
OR CHANGE AV PCB.
YES
CHANGE SCALER PCB.
IS THERE VOLTAGE
AT PIN 2 OF IC3804
AT3.3V ?
IS THERE VOLTAGE
AT PIN 11 OF CP3201
5V ?