AIWA HV-FX5100
Instrukcja Serwisowa

TROUBLESHOOTING GUIDE
AUDIO CAN NOT BE RECORDED

Is BIAS level O.K at L4005 ? Yes

No

Is the voltage at pin 2 of L4005 5.8V ? Yes

No

Check POWER circuit.

Is the voltage at pin 29 of IC1002 about 5V ? Yes

No

Replace IC1002.

L4005 is broken or shorted. Is there AUDIO signal at pin 5 of CP4002 ? Yes No Check the circuit between pin4 of IC4001 to pin 5 of CP4002.

Is there AUDIO signal at pin 11 of IC4001 ?

No Replace IC4001.

Yes

Check the lead wire and connector to A/C HEAD.

E-19