Acer Extensa 7620 TravelMate 7720 / 7320 and Extensa 7620 Service Guide - Page 71

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 Cx2 WLAN BOARD Bx9 LOWER COVER Ax1 OPTICAL DISK DRIVE MODULE DIMM MODULES HDD MODULE Gx4 HARD DISK BRACKET OPTICAL DISK DRIVE Kx2 OPTICAL LOCKER BRACKET Bx2 2nd HDD COVER HARD DISK BRACKET HARD DISK DRIVE Screw List A B C G K Screw M2.5 x L6 M2 x L4 M2 x L4 M3 x L4 M3 x L3 Part No. 86.00E33.736 86.00A02.140 86.9A552.4R0 86.9A544.4R0 86.00E94.723 Chapter 3 61