fuse blow pioneer model:XR-VS300d?DL

[mdepa]

goodday!!
How to find the deffective component,
Speaker wire ate by the rat,resulted to short circuit fuse blow on power supply module..if u plug on the demo will display,if u power on,u will visualized a normal display..but no sound the relay not fuction to activate speaker ....i already replaced ISP450 and ISP9540,ill check all diode,capacitor...kindly help me to find the component cousing of fuse blow on power supply....
Thanks and best regards,
Michael de Patiño

[jts1957]

http://elektrotanya.com/?q=showresult&what=XR-VS300d&kategoria=&kat2=all
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[mdepa]

i can't open the link,i have already the schematic diagram of this model,correcy me if i have something wrong,on this schematic i cant see the IRF540 and IRF9540,different value.....
Correct me plesed!!!!!!