Acer Travelmate 6492 Service Guide

Chapter 391
Replacing the Switch Board
Replacing the Keyboard
1. Place the Switch Board in the mounting as shown.
2. Insert the cable into the port and secure the locking latch using fine tweezers.
3. Secure the Switch Board in place using the screw provided.
1. Using fine tweezers, insert the thicker cable into the socket and secure the locking latch as shown. 

92Chapter 3
2. Using fine tweezers, insert the remaining cable into the socket and secure the locking latch as shown.
3. Turn the keyboard over and place the front edge first into the mounting.
4. Push the Keyboard into place toward the TouchPad and secure using the two screws provided. 

Chapter 393
Replacing the Switch Cover
Replacing the Wireless Card
1. Place the Switch Cover as shown and press down until no gaps are visible between the cover and the 
chassis.
2. Close the LCM Module and turn the computer over. Locate and replace the four screws as shown.
Note: Two of the screws are located within the battery cradle.
1. Ensure the card is positioned label upwards as 
shown and push into the connector.
Note: The card remains at an angle until the 
screws are inserted.2. Secure the card...

94Chapter 3
Replacing the Memory Modules
3. Reconnect the three Antenna Cables as shown, pushing down firmly to connect the cables.
Cable ColorConnector Number
Black 1
White 2
Gray 3
1. Using two hands, push the lower module into the socket until it clicks into place.
2. Using two hands, push the upper module into the socket and press downward until it clicks into place. 

Chapter 395
Replacing the BTCB Screws
Replacing the HDD
Replacing the ODD
1. Locate and secure the twenty (20) BTCB screws as shown.
1. Place the HDD in the mounting, rear edge first as 
shown.2. Push down firmly into the mounting to secure the 
HDD.
1. Brace the computer with one hand and insert the 
ODD into the bay as shown.2. Push the ODD until it is fully inserted i.e. the ODD 
is flush with the chassis casing. 

96Chapter 3
Replacing the CTO Cover
Replacing the Battery Pack
1. Place the CTO Cover rear edge first on to the 
chassis as shown.2. Push down fully until no gaps are visible between 
the CTO Cover and the chassis.
3. Secure the CTO Cover using the seven screws provided.
1. Place the battery in the cradle as shown. 2. Push the battery toward the computer until it 
clicks in to place.
3. Engage the battery locks as shown. 

Chapter 497
Use the following procedure as a guide for computer problems.
Note: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or 
modified options can give false errors and invalid system responses.
1. Obtain the failing symptoms in as much detail as possible.
2. Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating the 
same operation.
3. Use the following table with the verified symptom to determine...

98Chapter 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.
1. Boot from the diagnostics diskette and start the diagnostics program.
2. See if FDD Test is passed as the...

Chapter 499
1. Boot from the diagnostics diskette and start the diagnostic program (please refer to main board.
2. Go to the diagnostic memory in the test items.
3. Press F2 in the test items.
4. Follow the instructions in the message window.
Note: Make sure that the DIMM is fully installed into the connector. A loose connection can cause an error.
Power System Check
To verify the symptom of the problem, power on the computer using each of the following power sources:
1. Remove the battery pack.
2....

100Chapter 4
2. Remove the battery pack and measure the voltage between battery terminals 1(+) and 6(ground). See the 
following figure
3. If the voltage is still less than 7.5 Vdc after recharging, replace the battery. 
To check the battery charge operation, use a discharged battery pack or a battery pack that has less than 50% of 
the total power remaining when installed in the computer. 
If the battery status indicator does not light up, remove the battery pack and let it return to room temperature....