I believe that this is the info you are looking for
Part Name: Cinema Display 24" Glass Replacement
Apple Part #: 922-8678
available here http://www.macpartsonline.com/922-8678-panel-glass-24inch-led-cinema-display-a1267.html and here
http://www.welovemacs.com/9228678.html and here is the service manual.http://tim.id.au/laptops/apple/displays/led_cinema_display_24.pdf hope this helps to get your monitor fixed. Good luck....