Panasonic PT-53X54J Service Manual page 37

Please assemble with screws in the order shown and tighten with the same torque.
13.3. PTV screen assemblies
Screen assemblies
13.4. Screen assemblies warning
When storing or disposing of screen assemblies, be sure not to place them in direct sunlight.
These screens may act as a magnifying glass and could cause a fire.
14. B + voltages table
37