Sony CDX-M8800 face plate is non responsive

Sony CDX M8800 NOT RESPONSSIVE:
I WAS FAST FORWARDING A MIT-TAPE CD AND SUDDENLY, THE HEAD UNIT FROZE[NOT RESPONDING TO REMOTE CONTROL AND BUTTONS] BUT CONTINUED PLAYING THE CD.
I MANAGED 2 ENJECT THE CD AND CHOSE TO "RESET" THE UNIT[CXD M8800]
UNFORTUNATELY, THIS MADE IT WORSE AS THE UNIT SINCE THEN,NON RESPONSSIVE.EVENT AFTER DISCONNECTING AND RECONNECTING ITS POWER CABLES.
PLEASE HELP: WIL BE VERY GRATEFUL
THANX
DANEH

There is a ribbon cable that tells the face what to do. You will have to take it in to get serviced as it is very hard to change. There are alot of pieces / parts inside.
hope this helps