Acer Travelmate 650 Service Guide

Chapter 353
Disassembling the Main Unit
Remove the function key board and the keyboard
1.Take the wireless antenna out of the hook on the function key board.
2.Disconnect function key board connector
3.Unscrew the three screws holding the function key board.
4.Remove the three screws that secure the keyboard.
5.Turn over the unit and remove the two screws as the picture shows.
6.Turn over the keyboard. Disconnect the keyboard FFC then remove the keyboard.
Separate the main unit into the logic upper and...

54Chapter 3
Disassembling the logic upper assembly
1.Take out the touchpad cable from the small hook on touchpad holder.
2.Remove the four screws holding the touchpad shielding and the touchpad board.
3.Disconnect the touchpad FFC from the touchpad board.
4.Remove the touchpad board.
5.Remove the wireless and bluetooth button off the touchpad board.
6.Remove the four screws that fasten the touchpad holder.
7.Remove the touchpad off the logic upper assembly.
8.Disconnect touchpad FFC. 

Chapter 355
Disassembling the logic lower assembly
1.In order to take out the main board from the upper case, first remove the four screws that fasten the top 
cover shielding.
2.Remove the three screws holding the 4-in-1 card reader, then remove it.
3.Unscrew the four screws that secure the thermal module.
4.Disconnect the fan connector then remove the thermal module.
5.Remove one screw that secures the main board as picture shows.
6.Remove another screw that fastens the main board.
7.Take out the...

56Chapter 3
13.Disconnect the microphone cable. Then remove the top cover shielding.
14.Turn the CPU lock counter clock-wise with a flat head screw driver. Then remove the CPU.
15.Pop out the memory then remove it.
16.Unscrew the two screws that secure the modem/bluetooth combo card. Remove the modem/bluetooth 
combo card then disconnect the connector.
17.Disconnect the bluetooth antenna and the modem cable.
18.Disconnect the smart card reader FPC.
19.Unscrew the two screws holding the smart card reader...

Chapter 357
Disassembling the LCD Module
1.Remove the six screw pad and the six screws.
2.Detach the LCD bezel carefully.
3.Disconnect LCD inverter.
4.Remove the two screws holding the LCD to LCD panel.
5.Then remove the LCD.
6.Remove the four screws that fasten the right and the left LCD brackets. Then remove the right and the left 
LCD brackets.
7.Tear off the electric conductive tape that fastens the LCD coaxial cable.
8.Tear off another electric conductive tape that fastens the LCD coaxial cable....

58Chapter 3
13.Unhook the spring.
14.Remove the screw that fastens the LCD latch kit.
15.Then remove the LCD latch kit. 

Chapter 359
Disassembling the External Modules
Disassembling the HDD Module
1.Remove the four screws holding the HDD bracket; two on each side.
2.Take out the HDD from the HDD bracket.
Disassembling the Optical Drive Module
1.Remove the two screws holding the ODD bracket.
2.Remove another screw as the picture shows.
3.Then remove the last two screws on the back side of the ODD module.
4.Slide the ODD from the ODD bracket.
5.Then remove the optical bracket.
6.In order to open the ODD, use an uncurved pin...

60Chapter 3 

Chapter 461
Use the following procedure as a guide for computer problems.
NOTE: The diagnostic tests are intended to test this model.  Non-Acer products, prototype cards, or modified 
options can give false errors and invalid system responses.
1.Duplicate symptom and obtain the failing symptoms in as much detail as possible.
2.Distinguish symptom. Verify the symptoms by attempting to re-create the failure by running the diagnostic 
test or by repeating the same operation.
3.Disassemble and assemble the...

62Chapter 4
System Check Procedures
External Diskette Drive Check
Do the following to isolate the problem to a controller, driver, or diskette. A write-enabled, diagnostic diskette is 
required.
NOTE: Make sure that the diskette does not have more than one label attached to it. Multiple labels can cause 
damage to the drive or cause the drive to fail. 
Do the following to select the test device. See “System Diagnostic Diskette” on page 43 for details.
1.Boot from the diagnostics diskette and start the...