Acer Travelmate 4270 Service Guide

Chapter 374
Remove the Mainboard
1.Disconnect the speaker cable from the mainboard.
2.Remove the screw securing the MDC board.
3.Remove the MDC board from the mainboard.
4.Disconnec the MDC cable from the MDC board.
5.Unlatch the latch and disconnect the USB FFC from the mainboard.
6.Remove the screw securing the USB module.
7.Remove the screw securing the USB module. 

75Chapter 3
8.Remove the USB module from the lower case.
9.Unlatch the latch and disconnect the USB FFC from the USB module.
10.Remove the PCMCIA dummy card from the lower case.
11 .Remove the mainboard from the lower case.
12.This completes the main unit disassembly.
NOTE: For models with CIR board and DVI-D port, please refer to following steps.
1.Use hex screw driver to release the two screw on the rear panel. 

Chapter 376
2.Release the screw securing the CIR board and remove the mainboard from the lower case.
3.Disconnect the CIR cable from the CIR board to separate the CIR board and mainboard.
4.Remove the two screws securing the TV board.
5.Remove the TV board from the lower case.
6.This completes the main unit disassembly. 

Chapter 377
Disassembling the LCD Module 
1.Remove the four screw caps from the LCD module.
2.Remove the four screw securing the LCD bezel.
NOTE: For LCD module with CCD, please refer to following steps.
1.Remove the six screw caps for the LCD module.
2.Remove the six screws securing the LCD module.
3.Remove the LCD bezel.
4.Remove the 13 screws securing the LCD panel. 

78Chapter 3
5.For LCD with CCD, remove the 11 screws securing the LCD panel.
6.Lift up the inverter board.
7.DIsconnect the inverter cables from the inverter board and remove the inverter board.
8.Remove the LCD panel from the LCD cover.
9.Remove the two screws securing the left LCD brackets.
10.Remove the left LCD bracket from the LCD panel.
11 .Remove the two screws securing the right LCD bracket.
12.Remove the right LCD bracket from the LCD panel.
13.Remove the tape on the LCD cable. 

Chapter 379
14.Disconnect the LCD cable and remove the LCD cable from the LCD panel.
15.This completes the LCD module disassembly.
Remove the CCD module
1.Remove the five screws securing the CCD brackets and remove the CCD brackets 
2.Lift the CCD plastic bracket up.
3.Remove the CCD module.
4.Be careful that the CCD cable is combined with the antenna.
CCD
Antenna Antenna 

80Chapter 3
Reassembling the LCD Module
1.Connect the LCD cable to the LCD panel.
2.Place the tape on the LCD cable.
3.Place the right LCD bracket back to the LCD panel
4.Secure the right LCD bracket with the two screws.
5.Place the left LCD bracket back to the LCD panel
6.Secure the left LCD bracket with the two screws.
7.Place the LCD panel back to the LCD cover.
8.Place the inverter board back to the LCD module and connect the inverter cables to the inverter board.
9.Secure the LCD panel with the 13...

Chapter 381
10.Place the LCD bezel back to the LCD module. Push each side of the bezel to make it clip to the LCD 
cover well.
11 .Secure the LCD bezel with four screws.
12.Place the four screw caps back.
13.This completes the LCD module reassembly. 

82Chapter 3
HDD disassembly & Reassembly
1.Remove the four screws securing the HDD bracket.
2.Remove the HDD bracket from the HDD.
3.Place the HDD bracket back to the HDD.
4.Secure the HDD with the four screws.
5.This completes HDD module disassembly and reassembly. 

Chapter 383
ODD disassembly & Reassembly
1.Remove the four screws securing the ODD module.
2.Remove the ODD bracket from the ODD.
3.Place the ODD bracket back to the ODD.
4.Secure the ODD with the four screw.
5.This completes ODD module disassembly and reassembly.