Apple 5260 Manuale Utente

Pagina di 216
 
 Troubleshooting
Symptom Charts/Audio - 7
 
Crackling noise is 
present when 
playing sounds other 
than system beeps 
and not in “play 
through” mode
1 If static noise varies while adjusting volume with Sound 
control panel, use Audio Volume Extension 1.1 or later. 
 
Note:
 
  Audio Volume Extension is available from standard 
Apple software update sites.
2 Replace logic board.