TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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... Removing the Battery Pack 62 Removing the SD dummy card 63 Removing the PC and ExpressCard dummy cards 63 Removing the Lower Cover 64 Removing the Secondary HDD Cover 65 Removing the Secondary HDD Bracket and Connector 66 Removing the DIMM 68 Removing the WLAN Board Modules 68 Removing the Hard...Heatsink Module 75 Removing the CPU 77 Removing the VGA board (for Discrete model only 77 Removing the Middle Cover and the Power Board 78 Removing the Keyboard 80 Removing the LCD Module 81 Separating the Upper Case from the Lower Case 84 Removing the Launch Board 86 Removing the Touch ...
... Removing the Battery Pack 62 Removing the SD dummy card 63 Removing the PC and ExpressCard dummy cards 63 Removing the Lower Cover 64 Removing the Secondary HDD Cover 65 Removing the Secondary HDD Bracket and Connector 66 Removing the DIMM 68 Removing the WLAN Board Modules 68 Removing the Hard...Heatsink Module 75 Removing the CPU 77 Removing the VGA board (for Discrete model only 77 Removing the Middle Cover and the Power Board 78 Removing the Keyboard 80 Removing the LCD Module 81 Separating the Upper Case from the Lower Case 84 Removing the Launch Board 86 Removing the Touch ...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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... Unit Disassembly Flowchart MAIN UNIT DISASSEMBLY MAIN UNIT Cx2 HEAT SINK FAN C x9 (Cx5 for UMA module) MIDDLE COVER Cx2 MODEM BOARD CPU/VGA THERMAL MODULE CPU Dx2 VGA BOARD KEYBOARD Ax2 Hx2 LCD MODULE Cx 1 POWER BOARD A x 20 UPPER CASE Jx1 Cx4 MAIN BOARD LAUNCH BOARD Cx4 TOUCH PAD BRACKET ASSEMBLY...
... Unit Disassembly Flowchart MAIN UNIT DISASSEMBLY MAIN UNIT Cx2 HEAT SINK FAN C x9 (Cx5 for UMA module) MIDDLE COVER Cx2 MODEM BOARD CPU/VGA THERMAL MODULE CPU Dx2 VGA BOARD KEYBOARD Ax2 Hx2 LCD MODULE Cx 1 POWER BOARD A x 20 UPPER CASE Jx1 Cx4 MAIN BOARD LAUNCH BOARD Cx4 TOUCH PAD BRACKET ASSEMBLY...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 88
... Pack" on the other side until you could detach the Middle Cover. 78 Chapter 3 Open the LCD screen all the way to facilitate the easy removal of the middle cover and gently pry up the middle cover. Torque 1.6 kgf-cm Removing the Middle Cover and the Power Board 1. Continue prying on page 62. 2. Carefully remove...
... Pack" on the other side until you could detach the Middle Cover. 78 Chapter 3 Open the LCD screen all the way to facilitate the easy removal of the middle cover and gently pry up the middle cover. Torque 1.6 kgf-cm Removing the Middle Cover and the Power Board 1. Continue prying on page 62. 2. Carefully remove...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 91
then turn it out; Disconnect the keyboard cable from the main board to remove the keyboard. See "Removing the Battery Pack" on the touchpad area. 5. See "Removing the Keyboard" on page 68. 4. See "Removing the WLAN Board Modules" on page 80. Carefully pry the keyboard out of the side latches and slide it over on page 62. 2. Removing the LCD Module 1. See "Removing the Middle Cover and the Power Board" on page 64. 3. Chapter 3 81 4. See "Removing the Lower Cover" on page 78. 5.
then turn it out; Disconnect the keyboard cable from the main board to remove the keyboard. See "Removing the Battery Pack" on the touchpad area. 5. See "Removing the Keyboard" on page 68. 4. See "Removing the WLAN Board Modules" on page 80. Carefully pry the keyboard out of the side latches and slide it over on page 62. 2. Removing the LCD Module 1. See "Removing the Middle Cover and the Power Board" on page 64. 3. Chapter 3 81 4. See "Removing the Lower Cover" on page 78. 5.
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 94
...base unit. See "Removing the Battery Pack" on page 81. 19. See "Removing the WLAN Board Modules" on page 65. 6. See "Removing the Secondary HDD Cover" on page 68. 9. See "Removing the VGA board (for Discrete model only)" on page 63. 3. See "Removing the SD dummy card" on page 77.... the Power Board" on page 68. 8. See "Removing the DIMM" on page 78. 17. 11. Carefully remove the LCD module from the Lower Case 1. Disconnect the cover switch cable from LID1 on page 66. 7. See "Removing the Secondary HDD Bracket and Connector" on the main board. 84 Chapter 3 See "Removing ...
...base unit. See "Removing the Battery Pack" on page 81. 19. See "Removing the WLAN Board Modules" on page 65. 6. See "Removing the Secondary HDD Cover" on page 68. 9. See "Removing the VGA board (for Discrete model only)" on page 63. 3. See "Removing the SD dummy card" on page 77.... the Power Board" on page 68. 8. See "Removing the DIMM" on page 78. 17. 11. Carefully remove the LCD module from the Lower Case 1. Disconnect the cover switch cable from LID1 on page 66. 7. See "Removing the Secondary HDD Bracket and Connector" on the main board. 84 Chapter 3 See "Removing ...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 97
...Keyboard" on page 84. 20. See "Separating the Upper Case from the upper cover. Remove the one screw (J) holding the launch board and remove the launch board ..." on page 63. 4. See "Removing the Heatsink Fan Module" on page 65. 6. See "Removing the Secondary HDD Cover" on page 74. 13. See "Removing the CPU and VGA Heatsink Module" on page 77. 16. See "Removing ...VGA board (for Discrete model only)" on page 75. See "Removing the Middle Cover and the Power Board" on page 81. 19. See "Removing the LCD Module" on page 78. 17. See "Removing the WLAN Board Modules" on ...
...Keyboard" on page 84. 20. See "Separating the Upper Case from the upper cover. Remove the one screw (J) holding the launch board and remove the launch board ..." on page 63. 4. See "Removing the Heatsink Fan Module" on page 65. 6. See "Removing the Secondary HDD Cover" on page 74. 13. See "Removing the CPU and VGA Heatsink Module" on page 77. 16. See "Removing ...VGA board (for Discrete model only)" on page 75. See "Removing the Middle Cover and the Power Board" on page 81. 19. See "Removing the LCD Module" on page 78. 17. See "Removing the WLAN Board Modules" on ...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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See "Separating the Upper Case from the Lower Case" on page 78. 17. See "Removing the Middle Cover and the Power Board" on page 84. 20. See "Removing the LCD Module" on page 80. 18. Remove the fingerprint cable from the touch pad board. 88 Chapter 3 See "Removing the Keyboard" on page 81. 19. Remove the touch pad cable from the fingerprint board. 21. 14. See "Removing the CPU" on page 77. 16. See "Removing the VGA board (for Discrete model only)" on page 77. 15.
See "Separating the Upper Case from the Lower Case" on page 78. 17. See "Removing the Middle Cover and the Power Board" on page 84. 20. See "Removing the LCD Module" on page 80. 18. Remove the fingerprint cable from the touch pad board. 88 Chapter 3 See "Removing the Keyboard" on page 81. 19. Remove the touch pad cable from the fingerprint board. 21. 14. See "Removing the CPU" on page 77. 16. See "Removing the VGA board (for Discrete model only)" on page 77. 15.
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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..." on page 77. 15. See "Removing the CPU" on page 73. 12. See "Removing the LCD Module" on page 63. 3. See "Removing the SD dummy card" on page 81. 19. See "Removing the Lower Cover" on page 69. 10. Removing the Main Board 1. See "Removing the Hard Disk Drive Module" on... page 64. 5. See "Removing the Middle Cover and the Power Board" on page 65. 6. See "Removing the Secondary HDD Cover" on page 78. 17. See "Removing the WLAN Board Modules" on page 75. 14. Carefully pry loose and remove...
..." on page 77. 15. See "Removing the CPU" on page 73. 12. See "Removing the LCD Module" on page 63. 3. See "Removing the SD dummy card" on page 81. 19. See "Removing the Lower Cover" on page 69. 10. Removing the Main Board 1. See "Removing the Hard Disk Drive Module" on... page 64. 5. See "Removing the Middle Cover and the Power Board" on page 65. 6. See "Removing the Secondary HDD Cover" on page 78. 17. See "Removing the WLAN Board Modules" on page 75. 14. Carefully pry loose and remove...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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...Heatsink Module" on page 80. 18. See "Removing the Keyboard" on page 75. 14. See "Removing the Lower Cover" on page 68. 9. See "Removing the WLAN Board Modules" on page 64. 5. See "Removing the CPU"...on page 90. 21. See "Removing the Battery Pack" on page 65. 6. See "Removing the Secondary HDD Cover" on page 62. 2. See "Removing the Optical Drive Module" on page 69. 10. See "Removing the ..." on page 70. 11. See "Removing the LCD Module" on page 78. 17. Detach the ODD board module from the bottom panel. See "Removing the Middle Cover and the Power Board" on page 81. 19...
...Heatsink Module" on page 80. 18. See "Removing the Keyboard" on page 75. 14. See "Removing the Lower Cover" on page 68. 9. See "Removing the WLAN Board Modules" on page 64. 5. See "Removing the CPU"...on page 90. 21. See "Removing the Battery Pack" on page 65. 6. See "Removing the Secondary HDD Cover" on page 62. 2. See "Removing the Optical Drive Module" on page 69. 10. See "Removing the ..." on page 70. 11. See "Removing the LCD Module" on page 78. 17. Detach the ODD board module from the bottom panel. See "Removing the Middle Cover and the Power Board" on page 81. 19...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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...dummy card" on page 68. 8. See "Removing the DIMM" on page 63. 3. See "Removing the Lower Cover" on page 77. 15. See "Removing the CPU" on page 64. 5. See "Removing the LCD Module" on page 84. 20. See "Separating the Upper Case from the latches. See "Removing the Secondary HDD... Cover" on page 66. 7. See "Removing the Secondary HDD Bracket and Connector" on page 65. 6. Chapter 3 93 See...
...dummy card" on page 68. 8. See "Removing the DIMM" on page 63. 3. See "Removing the Lower Cover" on page 77. 15. See "Removing the CPU" on page 64. 5. See "Removing the LCD Module" on page 84. 20. See "Separating the Upper Case from the latches. See "Removing the Secondary HDD... Cover" on page 66. 7. See "Removing the Secondary HDD Bracket and Connector" on page 65. 6. Chapter 3 93 See...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 104
...dummy cards" on page 68. 8. See "Removing the DIMM" on page 63. 4. See "Removing the Modem Board" on page 81. 19. See "Removing the LCD Module" on page 73. 12. See "Removing the Battery Pack" on page 66. 7. See "Removing the Secondary HDD Bracket and Connector" on page 62. 2.... Chapter 3 See "Removing the WLAN Board Modules" on page 84. 20. See "Separating the Upper Case from the upper case. See "Removing the Secondary HDD Cover" on page 74. 13. See "Removing the Heatsink Fan Module" on page 65. 6. Step 1~4 Size (Quantity) M2 x L4 (4) Color Silver 24. See "...
...dummy cards" on page 68. 8. See "Removing the DIMM" on page 63. 4. See "Removing the Modem Board" on page 81. 19. See "Removing the LCD Module" on page 73. 12. See "Removing the Battery Pack" on page 66. 7. See "Removing the Secondary HDD Bracket and Connector" on page 62. 2.... Chapter 3 See "Removing the WLAN Board Modules" on page 84. 20. See "Separating the Upper Case from the upper case. See "Removing the Secondary HDD Cover" on page 74. 13. See "Removing the Heatsink Fan Module" on page 65. 6. Step 1~4 Size (Quantity) M2 x L4 (4) Color Silver 24. See "...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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Remove the eight screws (A) on page 62. 2. See "Removing the Battery Pack" on the LCD module in the order as shown. See "Removing the LCD Module" on page 78. 5. Step 1~8 Size (Quantity) M2.5 x L6 (8) Color Black Torque 3.0 kgf-cm Chapter 3 97 See "Removing the Middle Cover and the Power Board" on page 81. 6. Remove the four upper bezel screw caps and the four lower bezel caps. 7. See "Removing the Lower Cover" on page 68. 4. Removing the LCD Bezel 1. See "Removing the WLAN Board Modules" on page 64. 3.
Remove the eight screws (A) on page 62. 2. See "Removing the Battery Pack" on the LCD module in the order as shown. See "Removing the LCD Module" on page 78. 5. Step 1~8 Size (Quantity) M2.5 x L6 (8) Color Black Torque 3.0 kgf-cm Chapter 3 97 See "Removing the Middle Cover and the Power Board" on page 81. 6. Remove the four upper bezel screw caps and the four lower bezel caps. 7. See "Removing the Lower Cover" on page 68. 4. Removing the LCD Bezel 1. See "Removing the WLAN Board Modules" on page 64. 3.
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 108
...See "Removing the Middle Cover and the Power Board" on page 64. 3. Removing the LCD module with the Brackets 1. See "Removing the WLAN Board Modules" on page 62. 2. Disconnect the cable from the LCD module. See "Removing the Battery Pack" on page 68. 4. See "Removing the LCD Bezel" on page ...81. 6. See "Removing the LCD Module" on page 97. 7. 8. Carefully pry open the LCD bezel and remove the bezel from the camera board. ...
...See "Removing the Middle Cover and the Power Board" on page 64. 3. Removing the LCD module with the Brackets 1. See "Removing the WLAN Board Modules" on page 62. 2. Disconnect the cable from the LCD module. See "Removing the Battery Pack" on page 68. 4. See "Removing the LCD Bezel" on page ...81. 6. See "Removing the LCD Module" on page 97. 7. 8. Carefully pry open the LCD bezel and remove the bezel from the camera board. ...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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...disconnect the 2P cable on page 62. 2. Disconnect the inverter board cable from the back cover. See "Removing the LCD Bezel" on page 64. 3. See "Removing the Lower Cover" on page 97. 7. Chapter 3 99 Detach the LCD with the Brackets" on page 78. 5. See "Removing the WLAN Board Modules" on page... 6. Step 1~3 Size (Quantity) M2.5 x L6 (3) Color Black 9. Torque 3.0 kgf-cm Removing the Inverter Board and FPC Cable 1. See "Removing the LCD Module" on page 68. 4. See "Removing the Middle Cover and the Power Board" on page 98. 8. Remove the three screws (A) securing the...
...disconnect the 2P cable on page 62. 2. Disconnect the inverter board cable from the back cover. See "Removing the LCD Bezel" on page 64. 3. See "Removing the Lower Cover" on page 97. 7. Chapter 3 99 Detach the LCD with the Brackets" on page 78. 5. See "Removing the WLAN Board Modules" on page... 6. Step 1~3 Size (Quantity) M2.5 x L6 (3) Color Black 9. Torque 3.0 kgf-cm Removing the Inverter Board and FPC Cable 1. See "Removing the LCD Module" on page 68. 4. See "Removing the Middle Cover and the Power Board" on page 98. 8. Remove the three screws (A) securing the...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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...8. 9. Detach the acetic tapes holding the FPC cable from the LCD panel. See "Removing the LCD module with the Brackets" on page 99. 9. See "Removing the LCD Module" on page 68. 4. Disconnect the FPC cable from the LCD panel and detach the acetic tape securing the FPC connector. 10....Modules" on page 81. 6. Remove the four screws (F) securing the left and right LCD brackets to remove the brackets. Step 1~4 100 Size (Quantity) M2 x L3 (4) Color Silver Torque 1.6 kgf-cm Chapter 3 See "Removing the Middle Cover and the Power Board" on page 64. 3. See "Removing the Lower...
...8. 9. Detach the acetic tapes holding the FPC cable from the LCD panel. See "Removing the LCD module with the Brackets" on page 99. 9. See "Removing the LCD Module" on page 68. 4. Disconnect the FPC cable from the LCD panel and detach the acetic tape securing the FPC connector. 10....Modules" on page 81. 6. Remove the four screws (F) securing the left and right LCD brackets to remove the brackets. Step 1~4 100 Size (Quantity) M2 x L3 (4) Color Silver Torque 1.6 kgf-cm Chapter 3 See "Removing the Middle Cover and the Power Board" on page 64. 3. See "Removing the Lower...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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..." on page 97. 7. See "Removing the LCD Bezel" on page 78. 5. Remove the left and right hinge to the back cover. See "Removing the LCD Bezel" on page 101. See "Removing the Left and Right Hinge" on page 97. 7. See "Removing the LCD module with the Brackets" on page 98. 8.... See "Removing the LCD Module" on page 81. 6. See "Removing the LCD Module" on page 81. 6....
..." on page 97. 7. See "Removing the LCD Bezel" on page 78. 5. Remove the left and right hinge to the back cover. See "Removing the LCD Bezel" on page 101. See "Removing the Left and Right Hinge" on page 97. 7. See "Removing the LCD module with the Brackets" on page 98. 8.... See "Removing the LCD Module" on page 81. 6. See "Removing the LCD Module" on page 81. 6....
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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See "Removing the Middle Cover and the Power Board" on page 62. 2. Release the antenna cables from the back cover. See "Removing the Battery Pack" on page 78. 5. 9. Loosen the aluminum tape holding the antennas in place. 10. See "Removing the LCD Module" on page 64. 3. See "Removing the Lower Cover" on page 81. 6. See "Removing the LCD Bezel" on page 68. 4. Remove the tapes together with the antenna cables from the latches. 11. See "Removing the WLAN Board Modules" on page 97. 102 Chapter 3 Removing the Internal Microphone and Web Camera 1.
See "Removing the Middle Cover and the Power Board" on page 62. 2. Release the antenna cables from the back cover. See "Removing the Battery Pack" on page 78. 5. 9. Loosen the aluminum tape holding the antennas in place. 10. See "Removing the LCD Module" on page 64. 3. See "Removing the Lower Cover" on page 81. 6. See "Removing the LCD Bezel" on page 68. 4. Remove the tapes together with the antenna cables from the latches. 11. See "Removing the WLAN Board Modules" on page 97. 102 Chapter 3 Removing the Internal Microphone and Web Camera 1.
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 130
... to execute "Load Default Settings, then reboot system. Power-Related Symptoms Symptom / Error The system doesn't power-off. See "Power System Check" on page 39. LCD cover switch System board 120 Chapter 4 Enter BIOS Setup Utility to Disk (S4)" on page 109. and four short beeps every minute. Battery can't be charged...
... to execute "Load Default Settings, then reboot system. Power-Related Symptoms Symptom / Error The system doesn't power-off. See "Power System Check" on page 39. LCD cover switch System board 120 Chapter 4 Enter BIOS Setup Utility to Disk (S4)" on page 109. and four short beeps every minute. Battery can't be charged...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 131
...Default Settings", then reboot system. Action in Sequence Enter BIOS Setup Utility to Disk (S4)" on page 39. Press Fn+F5, LCD/CRT/Both display switching System board System board Ensure the "Parallel Port" in the Devices Configuration" of BIOS Setup Utility is set to... Enabled. Battery fuel gauge in Sequence Reconnect the keyboard cable. System hangs intermittently. LCD cover switch System board Remove battery pack and let it cool for 2 hours. External display does not work correctly. Onboard Devices Configuration Run...
...Default Settings", then reboot system. Action in Sequence Enter BIOS Setup Utility to Disk (S4)" on page 39. Press Fn+F5, LCD/CRT/Both display switching System board System board Ensure the "Parallel Port" in the Devices Configuration" of BIOS Setup Utility is set to... Enabled. Battery fuel gauge in Sequence Reconnect the keyboard cable. System hangs intermittently. LCD cover switch System board Remove battery pack and let it cool for 2 hours. External display does not work correctly. Onboard Devices Configuration Run...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 144
... Module No. Part Name and Description UPPER CASE W/ COVER SWITCH CABLE UNIT LOAD COVER L-CASE DOOR ASSEMBLY OPTICAL BRACKET COMBO BEZEL DVD-RW BEZEL HDD BRACKET ASSEMBLY LCD BRACKET RIGHT LCD BRACKET LEFT LCD COVER 15.4" W/ HINGE & LOGO LCD BEZEL 15.4" W/ LOGO FOR CCD HINGE PACK LEFT/RIGHT SPEAKER Acer Part No. 60.TKC01.002 60.TK901.003...
... Module No. Part Name and Description UPPER CASE W/ COVER SWITCH CABLE UNIT LOAD COVER L-CASE DOOR ASSEMBLY OPTICAL BRACKET COMBO BEZEL DVD-RW BEZEL HDD BRACKET ASSEMBLY LCD BRACKET RIGHT LCD BRACKET LEFT LCD COVER 15.4" W/ HINGE & LOGO LCD BEZEL 15.4" W/ LOGO FOR CCD HINGE PACK LEFT/RIGHT SPEAKER Acer Part No. 60.TKC01.002 60.TK901.003...