Samsung ML-7300 Series Service Manual page 37

Disassembly
LCD Ass'y
Hook
Cover Top
Hinge
After removing Key&LED ass'y, release the hook of LCD ass'y from Cover Top and see the hinge
for LCD ass'y in the cabinet and release them.
You should spread the hinge of LCD ass'y.
But be careful not to damage the hinge.
Samsung Electronics 4-21