Acer Travelmate 720 Service Guide

							Chapter 2 53
Exit
When you select the Exit menu or press Esc
 from any screen, the Exit 
options screen displays.
The table describes the parameters in this screen. 
Note: 
If you wish to keep any changes you make to parameters, select 
Exit Saving Changes or Save Changes.
ParameterDescription
Exit Discarding 
ChangesDiscards any changes made, exits the Setup utility and 
reboots.
Exit Saving 
ChangesSaves any changes made, exits the Setup utility and 
reboots.
Load Setup 
DefaultsResets all parameters to their factory-default values.
Discard Changes Disregards any changes made in the current session and 
reloads their previous values.
Save Changes Saves any changes made.
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							54 System Utilities
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							Chapter 3 55
This chapter contains procedures on how to disassemble the notebook 
computer for maintenance and troubleshooting.
To disassemble the computer, you need the following tools:
TWrist grounding strap and conductive mat for preventing electrostatic 
discharge
TTwo flat-bladed screwdrivers
TPhillips screwdriver
THexagonal screwdriver
TTw e e z e r s
TPlastic stick
TSpecial tool for CPU
The flowchart on the following page gives a clearer and more graphic 
representation of the entire disassembly sequence. Please refer to it from 
time to time, together with the screw list below. For a more detailed 
disassembly procedure, please refer to the Service CD kit.
The screws for the different components vary in size. During the disassembly 
process, group the screws together with the corresponding components to 
avoid mismatches when replacing the components.
Chapter 3
Removal and Replacement
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							56 Removal and Replacement
SCREW  LIST
A : M 2  x 4 L     (B /Z N ) (N ylo k)
E : M 2  x 4 L     (N I)
F: M 2.5 x 13.5L (B/ZN) (Nylok)
G :M 2 .5  x 8 L  (B /Z N ) (N ylo k)
H : M 2 .5  x 6 L  (B /Z N ) (N ylo k)
I:  M 2 .5  x 1 8 L  (B /Z N )
J: M 2 x 4L (Round washer head)
L: M2 x 18L (NI)
N : M 2 .5  x 1 5 L  (B /Z N ) x1
O: M3 x 4L
P:M2 x 2.5L (NI)
Q :M 2 x 8 L (N I)
HDD
M oduleHDD and
HDD ShieldHDD
Connector
BoardHDD
Hinge CapL x 2
F x 2
G x 2
LCD ModuleLCD Bezel
LED Board
LCD and
In ve rte r
Board
In te rn a l
M icrophone
E x 2
H x 5LCD Pannel
B a tte ry P a ck/
CD-ROM
 M odule
M iddle
CoverUpper Heat SinkUpper Case
MMO
Heatsink
MMO
Bracket
FDD
M odule
Touchpad
Bracket
M ainboard
DC-DC
Charger
ID E
Board
PCMCIA
Card
Push
Touchpad
CableTouchpad
Board
G x 5 (On the back)
I x2 (On the back)
G x 1 (On the top)
J x 1 (On the top)
H x 2 (On the top)
H x 4
O x 4
TravelM ate 720 Disassem bly Flowchart (13.3 LCD)
Middle Cover
In ve rte r
Board
LCD Cable
CPU
m odule
(MMO)
H x 1
P x 2
J x 2
Q x 1
H x 1
E x 4
Speaker
E x 4
Fan
A x 1
DIMM CoverDIMM Module
A x 1
Modem CoverM odem
M odule
Keyboard
E x 4
L x 1
N x 1
J x 1
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							Chapter 3 57
External Module Replacement
Reassembling the Modem Board
1.  Connect the modem cable to the system board.
2.  Insert the modem board back into its socket.
3.  Put on the modem board cover.
4.  Secure the modem board cover with its original screw.
Installing Memory
1.  Insert the DIMM module into its socket.
2.  Put on the DIMM cover. 
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							58 Removal and Replacement
3. Secure the DIMM cover with its original screw.
Disassembling the CD-ROM Drive
1.  Push the CD-ROM drive locker forward and carefully pull out the CD-ROM 
module.
2.  To disassemble the CD-ROM module, remove the 2 screws from both 
sides of the CD-ROM module and the screw on the CD-ROM chassis.
3.  Remove the CD-ROM drive from the CD-ROM chassis.
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							Chapter 3 59
4.  Disconnect the cable of the CD-ROM drive.
Removing the Hard Disk Drive
1.  Use a flat-bladed screwdriver to remove the screw of the hard disk drive.
2.  Carefully, pull out the hard disk drive to remove it.
Disassembling the Hard Disk Drive
1.  To disassemble the hard disk drive, remove the 2 screws on both sides of 
the hard disk drive.
2.  Separate the hard disk drive from its bezel.
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							60 Removal and Replacement
3.  Remove the hard disk drive from it’s shield plate.
4.  Disconnect the hard disk cable from the hard disk drive.
5.  To reconnect the hard disk cable, be sure that the 1st pin is aligned up as 
indicated.
Removing and Replacing the Battery Pack
1.  To remove the battery pack, press the battery compartment cover latch 
and slide the cover out. 
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							Chapter 3 61
2.  Pull out the battery pack.
3.  Reinsert the battery pack by sliding it back in.
4.  Slide the battery compartment cover into its place.
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							62 Removal and Replacement
Removing the Keyboard
1.  Slide out the hinge covers on both sides of the notebook.
2.  To remove the middle cover, use a flatbladed screwdriver to release the 
latches as shown.
3.  Lift the middle cover away
.
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