Acer Aspire 2420 Aspire 2420, 2920, 2920Z Service Guide - Page 65

External Module Disassembly Process External Modules Disassembly Flowchart The flowchart below gives you a graphic representation on the entire disassembly sequence and instructs you on the components that need to be removed during servicing. 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. EXTERNAL MODULE DISASSEMBLY TURN OFF POWER AND PERIPHERALS UNPLUG POWER CABLES REMOVE BATTERY PACK SD DUMMY CARD ExpressCard DUMMY CARD Bx4, Captive Screwx5 LOWER COVER Ax2 WLAN BOARD DIMM MODULES OPTICAL DISK DRIVE MODULE OPTICAL DISK DRIVE Ax2 OPTICAL LOCKER BRACKET Dx1 HDD MODULE Cx4 HARD DISK BRACKET ENCLOSURE HARD DISK DRIVE Screw List Item A B C D Screw M2 x L3 M2 x L4 M3 x L4 M2 x L5 Color Black Black Silver Black Part No. 86.00D29.620 86.00D68.620 86.9A524.4R0 86.00E32.725 Chapter 3 55