Sony Grand WEGA KDF-E55A20 Operating Instructions Manual page 79

Loosen tile screws on tile rear side panel.
Remove the fiont panel.
Pull out the lalnp.
Loosen the right screw on the cover with a coin or similar object.
Remove the screw froln the lamp cover. Pull down the cover toward you.
Unscrew the lamp and pull out the lamp horizontally.
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