LG 55UM7450PVA Service Manual page 26

■ Step 6. Panel disassemble
■ Step 7. Guide Panel disassemble
* Hook top 8 EA / side L 4 EA / side R 4 EA / down 7 EA
■ Step 8. Optical Sheet disassemble (Prism up, Prism down, DP)
■ Step 9. DPS, LED Fixer disassemble & Reflector Sheet disassemble.
*rotate DPS (9 EA) *push LED fixer in back (4 EA)
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