Manual de serviços Acer Travelmate 2350

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Manual de serviços Acer Travelmate 2350 | Manualzz

Chapter 3

Machine Disassembly and Replacement

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:

!

Wrist grounding strap and conductive mat for preventing electrostatic discharge

!

!

Plastic flat head screw driver

Plastic tweezers

!

Philips screw driver

!

Any 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 39

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.

40 Chapter 3

Removing the Battery Pack

1.

Slide the battery latch.

2.

Then remove the battery.

Chapter 3 41

Removing HDD Module, ODD and Memory Module

Removing the HDD Module

1.

Remove the one screw.

2.

Pull the entire HDD out fromm the sytem.

Removing the ODD Module

1.

Remove the one screw to release the ODD.

2.

Pull the entire ODD out from the system.

Removing the Memory

1.

Remove the two screws that secure the DIMM cover.

2.

Remove the DIMM cover.

3.

Pop out the memory then remove it.

42 Chapter 3

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 Power Switch Board, Thermal and MDC

1.

Remove the one screw to release the power switch board.

2.

Detach the power switch board from the system.

3.

Remove the one screw to release the thermal door.

4.

Detach the thermal door out from the system.

Chapter 3 43

5.

Remove the two screws to release the wireless door.

6.

Detach the wirless door.

7.

Remove the two screws to release the MDC.

8.

Detach the MDC away from the system.

Removing the LCD module

1.

Remove one screw as the picture shows.

2.

Then disconnect the LCD coaxial cable.

3.

Disconnect the antenna.

4.

Remove the two screws located at rear side to release the panel.

5.

Remove the two screws located on the bottom.

44 Chapter 3

Disassembling the Main Unit

1.

Disconnect the wire cable from the mainboard .

2.

Be caution of the cable to release from the tab before you to conduct the panel disassemble.

3.

Detach the entire panel out from the system.

4.

Remove the four screws to release the thermal.

5.

Detach the thermal board and disconnect the thermal cable from the mainboard.

6.

With a flat screwdriver to release the CPU with anti-clockwise direction.

7.

Detach the CPU from the socket.

8.

Push outward both side latches to release the wireless board and take it away.

9.

Take the MDC board out from the mainboard with plastic flat screwdrive tool.

10. Disconnect the MDC cable from the MDC board.

Chapter 3 45

.

1.

Remove the four screws to detach the panel cover from panel moudle.

2.

Detach the cover from the panel.

3.

Remove the two screws on both sides that fasten the LCD bracket.

4.

Disconnect the backlight cable and wireless cable from the invertor board.

5.

Detach the LCD panel.

6.

Remove the four screws on each side to release the panel bracket.

7.

Disconnect the coaxial cable.

8.

Remove one screw.

9.

Detach the invertor board from the position.

10. Remove the two screws to release the anntenna.

46 Chapter 3

11. Remove the 10 screws to release the lower case.

12. Remove the 3 screws located at the upper case.

13. Disconnect the touchpad FPC from the mainboard.

14. Disconnect the speaker cable.

15. Then detach the upper case assembly.

Chapter 3 47

16. Remove the two screws to release the touchpad support bracket .

17. Disconnect the touchpad FPC.

18. Push toward left direction and take the touchpad support bracket.

19. Detach the touchpad out from the upper case .

48

20. Remove the one screw to release the mainboard.

21. Disconnect the LED cable.

22. Detach the mainboard out from the chassis.

23. Detach the LED board.

24. Remove the four screws to release the PCMCIA slot from MB.

25. Detach the PCMCIA from the mainboard.

26. Remove the three screws to release the fan.

27. Detach the fan from the thermal module.

Chapter 3

28. Remove the two screws fastening the speakers.

29. Detach the speakers on each side.

Disassembling the HDD Module

1.

Remove the two screws holding the HDD bracket on one side.

2.

Detach the HDD unit from the bracket.

3.

Detach the ESD plate from the HDD unit.

4.

Remove the 3 screws to release the ODD module

5.

Detach the ODD bracket.

6.

Detach the ODD cover.

Chapter 3 49

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