Acer Travelmate 4220 Service Guide

64Chapter 3
Removing the Memory and Wireless Card
Remove the Memory
1.Press the latch on left and right side to pop out the memory and remove it.
2. Remove the other memory.
Removing the Wireless Card
1.Disconnect the wireless antenna from the wireless card.
2. Press the latch to pop  up the wireless card.
3. Remove the wireless card from the mainboard. 

Chapter 365
Removing the Bluetooth Module
1.Remove the screw securing the Bluetooth module.
2. Remove the Bluetooth conne ctor from the mainboard.
3. Remove the Bluetooth cable fr om the Bluetooth wire groove.
4. Remove the Bluetooth module from the main unit.
5. Remove the two screws securing the Bluetooth bracket.
6. Remove the Bluetooth module  from the Bluetooth bracket.
7. Disconnect the Bluetooth cabl e from the Bluetooth module.
  

66Chapter 3
Disassembling the Main Unit into Upper Case and Lower Case
1.Disconnect the power cable from the mainboard.
1. Remove the three screws securing the middle cover on the rear panel.
2. Open the notebook.
.
3.Release the clasp of middle cover and remo ve the middle cover from the main unit.
4. Remove the two screws securing the keyboard.
5. Turn the keyboard over.
6. Unlatch the keyboard FFC latch and remove the keyboard from the main unit. 

Chapter 367
7.Disconnect the LCD cable from the mainboard as shown.
8. Remove the two screws on left and right hinges.
9. Remove the LCD module from the main un it and be careful to pull the antenna out.
10. Remove the screw securing the ODD module.
11 . Push the ODD module out of the main unit.
12. Remove the five screws  securing the upper case.
13. Remove the 22 screws securing the lower case. 

68Chapter 3
14.Disconnect the LID switch cable from the mainboard.
15. Disconnect the audio DJ cable from the mainboard. (Aspire series only)
16. Disconnect the MIC wire cable from the mainboard.
17. Unlatch the touchpad board FFC and disconnect  the touchpad board FFC from the mainboard.
18. Lift up the upper case to separate the upper and lower case. 

Chapter 369
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 ca ps 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. 

70Chapter 3
5.For LCD with CCD, re move the 11 screws securing the LCD panel.
6. Lift up the inverter board.
7. DIsconnect the inverter cables from the in verter 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 371
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 

72Chapter 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...

Chapter 373
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.