Usb hard drive problem.

[roughlad]

Im trying to run my usb hard drive in off the usb port on my cd player but i dont think its getting enough power.
Is there anyway i can boost the power going to the hd? bearing in mind i want to use this in the car.

Cheers for any suggestions.

 

[roughlad]

2.5"
yea its a sevic dvd head unit