Acer Travelmate 290 Service Guide

							Chapter 343
This chapter contains step-by-step 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
TPlastic flat head screw driver
TPlastic tweezers
TPhilips screw driver
TAny plastic tool can take off the middle cover
NOTE: The screws for the different components vary in size.  During the disassembly process, group the 
screws with the corresponding components to avoid mismatch when putting back the components. 
When you remove the stripe cover, please be careful not to scrape the cover.
Chapter 3
Machine Disassembly and Replacement 
						

							44Chapter 3
General Information
Before You Begin
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.Remove the battery pack.
NOTE:  TravelMate 290 series product uses mylar or tape to fasten the FFC/FPC/connectors/cable, you may 
need to tear the tape or mylar before you disconnect different FFC/FPC/connectors. 
						

							Chapter 345
Disassembly Procedure Flowchart
The flowchart on the succeeding page 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 system board, you must fi rst remove the keyboard, then disassemble the inside assembly frame in 
that order.    
Start
Battery
HDD ModuleMiddle Cover
HDD CarrierKeyboardM*2Power Button
DIMM Cover
MemoryM*2
LCD Module
ODD Module
M*1
P*4
M*1
HDD Cover G*4
J*2
Q*4
HDD Carrier SUB Assy
M*2
ODDOptical Device Bracket
Optical Device HolderOptical Device Board M*1
Launch BoardL*1
MDC Cover
PlateThermal PlateMini PCICover
P*2 P*1 K*2
MDC CardThermal
ModuleMini PCI
Wireless Board
*4
CPU
Lower Case
ASSY
LED Cable
O*1
Main BoardLower Case
F*2I*2
PCMCIA Slot
Hinge SaddlesUpper Case
Support w/ FPC
Upper CaseASSY
N*3
O*1
Touchpad
M*5Shielding
Speaker Set
M*2
Wireless
Antenna
P*1
K*1
M*1 M*3
P*14
P*4
G*4 
						

							46Chapter 3
  
Screw List
ItemDescription
A SCREW BTP M1,7 x 3.5ZS
B SCREW BTP M2 x  4 ZS
C SCREW D-SUB NUT
D SCREW M1.7 x 2.5ZS
E SCREW M2 x  6 (B) & NIF SCREW M2 x 10 (B)
G SCREW M2 x 2.3 (NL)
H SCREW M2 x 3 (NL) I SCREW M2 x 4 (B)
J SCREW M2 x 6 (NL)
K SCREW M2.5 x 1.1 (NL) L SCREW M2.5 x 15 (NL)
M SCREW M2.5 x 3 (NL)
N SCREW M2.5 x 3 (NL) -up
O SCREW M2.5 x 4 (NL) P SCREW M2.5 x 6 (NL)
Q SCREW M3 x 4 (NL)
2 LCD Rubber 2 LCD Screw Caps
P*4
LCD Bezel
LCD ASSY M*1Inverter Board
LCD BracketsLCD Coaxial
Cable
H*8
LCD Module
P*2
LCDLCD Panel 
						

							Chapter 347
Removing the Battery Pack
1.Slide the battery latch.
2.Then remove the battery.
 
  
						

							48Chapter 3
Removing ODD Module, Memory and HDD Module
Removing the ODD Module
1.Slide the optical drive latch.
2.Then remove the optical drive.
Removing the Memory
1.Unscrew the two screws that secure the DIMM cover.
2.Remove the DIMM cover.
3.Pop out the memory then remove it.
Removing the HDD Module
1.Remove the screw that secures HDD module.
2.Take off the HDD module from the main unit. 
						

							Chapter 349
Removing the Keyboard/LCD Module
Removing the Keyboard
1.Use a plastic flat head screw driver or any plastic tool to detach the middle cover carefully.
2.Then remove the middle cover from the main unit.
3.Remove the two screws holding the keyboard.
4.Turn the keyboard over as the picture shows.
5.Disconnect the keyboard cable then remove the keyboard.
Removing the LCD module
1.Remove the middle cover. See step 1 and step 2 on “Removing the Keyboard” section.
2.Remove one screw as the picture shows.
3.Then disconnecto the LCD coaxial cable.
4.Remove the six screws on the rear and the bottom panel; three on each side.
5.Then detach the entire LCD module. 
						

							50Chapter 3 
						

							Chapter 351
Disassembling the Main Unit
1.See “Removing the Keyboard/LCD Module” on page 49
2.Disconnect the touchpad FPC.
3.Remove the screw that fastens the power buttom.
4.Then take off the power buttom.
5.Remove the screw holding the launch board.
6.Take off the launch board.
7.Then remove the screw that secures the thermal plate.
8.Take off the thermal plate.
9.Remove the two screws that fasten the MDC cover plate then remove it.
10.Disconnect the MDC card connector.
11 .Disconnect the modem card cable.
12.Disconnect the fan cable.
13.Remove the four screws according to the order as shown. 
						

							52Chapter 3
14.Remove the thermal module from the main unit.
15.Release the CPU lock.
16.Remove the CPU from the main unit carefully.
 
17.Disconnect the speaker cable.
18.Remove the two screws holding the mini PCI cover.
19.Then remove the mini PCI cover.
20.Disconnect the wireless LAN antenne.
21.Pop out the wireless LAN card then remove it.
22.To detach the upper case assembly from the lower case assembly, first remove the three screws as 
shown.