Use a dim bulb or a variac to power it up if you are concerned
That, or do a good visual inspection (check all the fuses - look for the obvious) and cross your fingers
Plenty of tutorials on how to make a dim bulb here and on line
Basically you are inserting a 100 or 150 watt light bulb in series between the mains and the receiver to take the brunt of the current in rush and drop the voltage a bit