![background image](http://html1.mh-extra.com/html/acer/b277/b277_lifecycle-extension-manual_4198105010.webp)
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Step.11 Unscrew two screws and disassemble key board from rear cover and separate navi key& cable
Step.12 Separate wall-mount BKT and display key from rear cover
Step.13 Unscrew two screws and separate base & stand assembly
Assembly Procedure
Step1. Assembly main board into shielding, use screw to fix. Assembly main board on LCM.