Acer AO722 Service Guide - Page 44

General Information Pre-disassembly Instructions Before proceeding with the disassembly procedure, make sure that you do the following: 1. Turn off the power to the system and all peripherals. 2. Unplug the AC adapter and all power and signal cables from the system. 3. Place the system on a flat, stable surface. 4. Remove the battery pack. Disassembly Process The disassembly process is divided into the following sections: • Upper cover disassembly • LCD module disassembly • Main unit disassembly The flowcharts provided in the succeeding disassembly sections illustrate the entire disassembly sequence. Observe the order of the sequence to avoid damage to any of the hardware components. For example, if you want to remove the main board, you must first remove the keyboard, then disassemble the inside assembly frame in that order. Main Screw List Screw Quantity Part Number M2*3 (NL) 25 86.S0207.001 M2.5*4 (NL) 2 86.D01V7.001 M2*4-NI (NL) 5 86.W0107.003 M2*5 (NL) 20 86.TG607.004 M3*3.5 4 86.TDY07.003 34 Chapter 3