50 Chapter 3
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
mainboard, you must first remove the keyboard, then disassemble the inside assembly frame in that order.
Screw List
Screw Part No.
A M2 x L4 86.9A552.4R0
B M2 x L18 86.00G64.720
C M2 x L3 86.9A552.3R0
D M3 x L4 86.9A524.4R0
E M2.5 x L6 86.00E33.736
F M2 x L2.5 86.00F22.722
TURN OFF POWER
AND PERIPHERALS
UNPLUG POWER
CABLES
LOWER
COVER
Bx1
OPTICAL DISK
DRIVE MODULE
Ex1
OPTICAL DISK
DRIVE
OPTICAL
LOCKER
BRACKET
HDD
MODULE
Fx1
Ax4
WLAN
BOARD
DIMM
MODULES
Cx2
HARD DISK
DRIVE
BRACKET
Dx2
HARD DISK
DRIVE
HARD DISK
DRIVE
MODULE
HARD DISK
DRIVE RUBBER
ENCLOSURE
SG_TM4720_4320_Book.book Page 50 Friday, April 20, 2007 11:14 AM
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