TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 8
... 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
Page 83
...the Battery Pack" on page 64. See "Removing the Lower Cover" on page 62. 2. Main Unit Disassembly Process Main 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...
...the Battery Pack" on page 64. See "Removing the Lower Cover" on page 62. 2. Main Unit Disassembly Process Main 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...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 88
...LCD screen all the way to facilitate the easy removal of the middle cover and gently pry up the middle cover. Continue prying on page 62. 2. Step 1~2 Size (Quantity) M2.5 x L5 (2) Color Silver 6. Remove the two screws (D) securing the VGA board. 5. Torque 1.6 kgf-cm Removing the Middle Cover... and the Power Board 1. See "Removing the Battery Pack" on the other side until you could detach the Middle Cover. 78 Chapter 3 To remove the Middle Cover, carefully insert the plastic flat screwdriver under the side ...
...LCD screen all the way to facilitate the easy removal of the middle cover and gently pry up the middle cover. Continue prying on page 62. 2. Step 1~2 Size (Quantity) M2.5 x L5 (2) Color Silver 6. Remove the two screws (D) securing the VGA board. 5. Torque 1.6 kgf-cm Removing the Middle Cover... and the Power Board 1. See "Removing the Battery Pack" on the other side until you could detach the Middle Cover. 78 Chapter 3 To remove the Middle Cover, carefully insert the plastic flat screwdriver under the side ...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 91
Removing the LCD Module 1. See "Removing the Keyboard" on page 62. 2. See "Removing the Battery Pack" on page 80. Carefully pry the keyboard out of the side latches and slide it over on page 64. 3. See "Removing the Middle Cover and the Power Board" on page 68. 4. Chapter 3 81 Disconnect the keyboard cable from the main board to remove the keyboard. See "Removing the WLAN Board Modules" on page 78. 5. See "Removing the Lower Cover" on the touchpad area. 5. 4. then turn it out;
Removing the LCD Module 1. See "Removing the Keyboard" on page 62. 2. See "Removing the Battery Pack" on page 80. Carefully pry the keyboard out of the side latches and slide it over on page 64. 3. See "Removing the Middle Cover and the Power Board" on page 68. 4. Chapter 3 81 Disconnect the keyboard cable from the main board to remove the keyboard. See "Removing the WLAN Board Modules" on page 78. 5. See "Removing the Lower Cover" on the touchpad area. 5. 4. then turn it out;
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 94
...SD dummy card" on page 65. 6. See "Removing the Secondary HDD Cover" on page 63. 3. See "Removing the DIMM" on the main board. 84 Chapter 3 Disconnect the cover switch cable from LID1 on page 68. 8. See "Removing the LCD Module" on page 66. 7. Separating the Upper Case from the base... unit. See "Removing the Secondary HDD Bracket and Connector" on page 81. 19. See "Removing the Lower Cover" on page 74. 13. Carefully remove the LCD module from the Lower Case 1. See "Removing the Heatsink Fan Module" on page 64. 5. See "Removing the Keyboard" on...
...SD dummy card" on page 65. 6. See "Removing the Secondary HDD Cover" on page 63. 3. See "Removing the DIMM" on the main board. 84 Chapter 3 Disconnect the cover switch cable from LID1 on page 68. 8. See "Removing the LCD Module" on page 66. 7. Separating the Upper Case from the base... unit. See "Removing the Secondary HDD Bracket and Connector" on page 81. 19. See "Removing the Lower Cover" on page 74. 13. Carefully remove the LCD module from the Lower Case 1. See "Removing the Heatsink Fan Module" on page 64. 5. See "Removing the Keyboard" on...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 97
.... 7. Chapter 3 87 See "Removing the CPU" on page 63. 4. See "Removing the PC and ExpressCard dummy cards" on page 77. 15. See "Removing the Middle Cover and the Power Board" on page 73. 12. Remove the one screw (J) holding the launch board and remove the launch board from the Lower Case.... 11. See "Removing the Modem Board" on page 78. 17. See "Removing the CPU and VGA Heatsink Module" on page 81. 19. See "Removing the LCD Module" on page 75. 14. See "Removing the WLAN Board Modules" on page 69. 10. See "Removing the Hard Disk Drive Module" on page 68...
.... 7. Chapter 3 87 See "Removing the CPU" on page 63. 4. See "Removing the PC and ExpressCard dummy cards" on page 77. 15. See "Removing the Middle Cover and the Power Board" on page 73. 12. Remove the one screw (J) holding the launch board and remove the launch board from the Lower Case.... 11. See "Removing the Modem Board" on page 78. 17. See "Removing the CPU and VGA Heatsink Module" on page 81. 19. See "Removing the LCD Module" on page 75. 14. See "Removing the WLAN Board Modules" on page 69. 10. See "Removing the Hard Disk Drive Module" on page 68...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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See "Removing the Keyboard" on page 77. 15. Remove the fingerprint cable from the touch pad board. 88 Chapter 3 Remove the touch pad cable from the fingerprint board. 21. See "Removing the CPU" on page 80. 18. See "Removing the LCD Module" on page 78. 17. 14. See "Removing the Middle Cover and the Power Board" on page 81. 19. See "Removing the VGA board (for Discrete model only)" on page 84. 20. See "Separating the Upper Case from the Lower Case" on page 77. 16.
See "Removing the Keyboard" on page 77. 15. Remove the fingerprint cable from the touch pad board. 88 Chapter 3 Remove the touch pad cable from the fingerprint board. 21. See "Removing the CPU" on page 80. 18. See "Removing the LCD Module" on page 78. 17. 14. See "Removing the Middle Cover and the Power Board" on page 81. 19. See "Removing the VGA board (for Discrete model only)" on page 84. 20. See "Separating the Upper Case from the Lower Case" on page 77. 16.
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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...Heatsink Fan Module" on page 68. 9. See "Removing the Modem Board" on page 78. 17. See "Removing the Middle Cover and the Power Board" on page 73. 12. See "Removing the LCD Module" on page 84. 90 Chapter 3 See "Separating the Upper Case from the Lower Case" on page 81. 19. ... Hard Disk Drive Module" on page 66. 7. See "Removing the VGA board (for Discrete model only)" on page 65. 6. See "Removing the Secondary HDD Cover" on page 77. 16. See "Removing the CPU and VGA Heatsink Module" on page 63. 4. Carefully pry loose and remove the touch pad board. WARNING...
...Heatsink Fan Module" on page 68. 9. See "Removing the Modem Board" on page 78. 17. See "Removing the Middle Cover and the Power Board" on page 73. 12. See "Removing the LCD Module" on page 84. 90 Chapter 3 See "Separating the Upper Case from the Lower Case" on page 81. 19. ... Hard Disk Drive Module" on page 66. 7. See "Removing the VGA board (for Discrete model only)" on page 65. 6. See "Removing the Secondary HDD Cover" on page 77. 16. See "Removing the CPU and VGA Heatsink Module" on page 63. 4. Carefully pry loose and remove the touch pad board. WARNING...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 102
...Module" on page 63. 3. See "Removing the CPU" on page 78. 17. See "Removing the Middle Cover and the Power Board" on page 77. 15. See "Separating the Upper Case from the main board. 92... 3 See "Removing the PC and ExpressCard dummy cards" on page 65. 6. See "Removing the Secondary HDD Cover" on page 63. 4. See "Removing the WLAN Board Modules" on page 77. 16. See "Removing the...Module" on page 75. 14. See "Removing the Modem Board" on page 64. 5. See "Removing the Lower Cover" on page 73. 12. See "Removing the Heatsink Fan Module" on page 62. 2. See "Removing the Battery...
...Module" on page 63. 3. See "Removing the CPU" on page 78. 17. See "Removing the Middle Cover and the Power Board" on page 77. 15. See "Separating the Upper Case from the main board. 92... 3 See "Removing the PC and ExpressCard dummy cards" on page 65. 6. See "Removing the Secondary HDD Cover" on page 63. 4. See "Removing the WLAN Board Modules" on page 77. 16. See "Removing the...Module" on page 75. 14. See "Removing the Modem Board" on page 64. 5. See "Removing the Lower Cover" on page 73. 12. See "Removing the Heatsink Fan Module" on page 62. 2. See "Removing the Battery...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 103
... page 74. 13. See "Removing the Keyboard" on page 66. 7. See "Removing the Secondary HDD Bracket and Connector" on page 80. 18. See "Removing the LCD Module" on page 90. 21. See "Removing the Main Board" on page 81. 19. Release the speaker cables from the Lower Case" on page 75.... 14. See "Removing the Battery Pack" on page 63. 4. See "Removing the PC and ExpressCard dummy cards" on page 62. 2. See "Removing the Lower Cover" on page 73. 12. See "Removing the Modem Board" on page 64. 5. See "Separating the Upper Case from the latches. See "Removing the VGA board...
... page 74. 13. See "Removing the Keyboard" on page 66. 7. See "Removing the Secondary HDD Bracket and Connector" on page 80. 18. See "Removing the LCD Module" on page 90. 21. See "Removing the Main Board" on page 81. 19. Release the speaker cables from the Lower Case" on page 75.... 14. See "Removing the Battery Pack" on page 63. 4. See "Removing the PC and ExpressCard dummy cards" on page 62. 2. See "Removing the Lower Cover" on page 73. 12. See "Removing the Modem Board" on page 64. 5. See "Separating the Upper Case from the latches. See "Removing the VGA board...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 104
... left and right speakers from the Lower Case" on page 75. 14. See "Removing the Optical Drive Module" on page 81. 19. See "Removing the LCD Module" on page 70. 11. See "Removing the Battery Pack" on page 69. 10. See "Removing the Hard Disk Drive Module" on page 62. 2. ...See "Removing the Main Board" on page 65. 6. See "Removing the Secondary HDD Cover" on page 90. 94 Chapter 3 23. See "Removing the Modem Board" on page 80. 18. Step 1~4 Size (Quantity) M2 x L4 (4) Color Silver 24. See "...
... left and right speakers from the Lower Case" on page 75. 14. See "Removing the Optical Drive Module" on page 81. 19. See "Removing the LCD Module" on page 70. 11. See "Removing the Battery Pack" on page 69. 10. See "Removing the Hard Disk Drive Module" on page 62. 2. ...See "Removing the Main Board" on page 65. 6. See "Removing the Secondary HDD Cover" on page 90. 94 Chapter 3 23. See "Removing the Modem Board" on page 80. 18. Step 1~4 Size (Quantity) M2 x L4 (4) Color Silver 24. See "...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 107
See "Removing the LCD Module" on page 64. 3. Step 1~8 Size (Quantity) M2.5 x L6 (8) Color Black Torque 3.0 kgf-cm Chapter 3 97 Removing the LCD Bezel 1. See "Removing the Lower Cover" on page 81. 6. See "Removing the WLAN Board Modules" on the LCD module in the order as shown. Remove the eight screws (A) on page 68. 4. See "Removing the Battery Pack" on page 78. 5. Remove the four upper bezel screw caps and the four lower bezel caps. 7. See "Removing the Middle Cover and the Power Board" on page 62. 2.
See "Removing the LCD Module" on page 64. 3. Step 1~8 Size (Quantity) M2.5 x L6 (8) Color Black Torque 3.0 kgf-cm Chapter 3 97 Removing the LCD Bezel 1. See "Removing the Lower Cover" on page 81. 6. See "Removing the WLAN Board Modules" on the LCD module in the order as shown. Remove the eight screws (A) on page 68. 4. See "Removing the Battery Pack" on page 78. 5. Remove the four upper bezel screw caps and the four lower bezel caps. 7. See "Removing the Middle Cover and the Power Board" on page 62. 2.
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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...on page 62. 2. See "Removing the Lower Cover" on page 78. 5. See "Removing the Middle Cover and the Power Board" on page 64. 3. See "Removing the LCD Bezel" on page 81. 6. Disconnect the cable from the LCD module. Carefully pry open the LCD bezel and remove the bezel from the camera ...board. 98 Chapter 3 See "Removing the LCD Module" on page 97. 7....
...on page 62. 2. See "Removing the Lower Cover" on page 78. 5. See "Removing the Middle Cover and the Power Board" on page 64. 3. See "Removing the LCD Bezel" on page 81. 6. Disconnect the cable from the LCD module. Carefully pry open the LCD bezel and remove the bezel from the camera ...board. 98 Chapter 3 See "Removing the LCD Module" on page 97. 7....
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 109
... Board and FPC Cable 1. See "Removing the LCD Bezel" on the inverter board to remove it. Disconnect the inverter board cable from the back cover. Chapter 3 99 Detach the LCD with the Brackets" on page 68. 4. See "Removing the LCD Module" on page 62. 2. Remove the three... screws (A) securing the LCD module and the Inverter panel. See "Removing the Battery Pack...
... Board and FPC Cable 1. See "Removing the LCD Bezel" on the inverter board to remove it. Disconnect the inverter board cable from the back cover. Chapter 3 99 Detach the LCD with the Brackets" on page 68. 4. See "Removing the LCD Module" on page 62. 2. Remove the three... screws (A) securing the LCD module and the Inverter panel. See "Removing the Battery Pack...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 110
... 1. Step 1~4 100 Size (Quantity) M2 x L3 (4) Color Silver Torque 1.6 kgf-cm Chapter 3 See "Removing the Lower Cover" on page 98. 8. See "Removing the LCD module with the Brackets" on page 64. 3. See "Removing the WLAN Board Modules" on page 99. 9. See "Removing the Inverter Board ...acetic tapes holding the FPC cable from the LCD panel. Disconnect the FPC cable from the LCD panel and detach the acetic tape securing the FPC connector. 10. See "Removing the Middle Cover and the Power Board" on page 81. 6. See "Removing the LCD Module" on page 78. 5. See "Removing...
... 1. Step 1~4 100 Size (Quantity) M2 x L3 (4) Color Silver Torque 1.6 kgf-cm Chapter 3 See "Removing the Lower Cover" on page 98. 8. See "Removing the LCD module with the Brackets" on page 64. 3. See "Removing the WLAN Board Modules" on page 99. 9. See "Removing the Inverter Board ...acetic tapes holding the FPC cable from the LCD panel. Disconnect the FPC cable from the LCD panel and detach the acetic tape securing the FPC connector. 10. See "Removing the Middle Cover and the Power Board" on page 81. 6. See "Removing the LCD Module" on page 78. 5. See "Removing...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 111
...64. 3. See "Removing the LCD Bezel" on page 81. 6. Remove the two screws (E) securing the left and right hinge from the back cover. See "Removing the LCD Module" on page 97. 7. See "Removing the Battery Pack" on page 64. 3. See "Removing the Lower Cover" on page 62. 2. See... "Removing the Middle Cover and the Power Board" on page 62. 2. Remove...
...64. 3. See "Removing the LCD Bezel" on page 81. 6. Remove the two screws (E) securing the left and right hinge from the back cover. See "Removing the LCD Module" on page 97. 7. See "Removing the Battery Pack" on page 64. 3. See "Removing the Lower Cover" on page 62. 2. See... "Removing the Middle Cover and the Power Board" on page 62. 2. Remove...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 112
See "Removing the LCD Module" on page 68. 4. Release the antenna cables from the back cover. See "Removing the WLAN Board Modules" on page 81. 6. Removing the Internal Microphone and Web Camera 1. See "Removing the Middle Cover and the Power Board" on page 97. 102 Chapter 3 See "Removing the LCD Bezel" on page 78. 5. See "Removing the Lower Cover" on page 62. 2. Loosen the aluminum tape holding the antennas in place. 10. Remove the tapes together with the antenna cables from the latches. 11. See "Removing the Battery Pack" on page 64. 3. 9.
See "Removing the LCD Module" on page 68. 4. Release the antenna cables from the back cover. See "Removing the WLAN Board Modules" on page 81. 6. Removing the Internal Microphone and Web Camera 1. See "Removing the Middle Cover and the Power Board" on page 97. 102 Chapter 3 See "Removing the LCD Bezel" on page 78. 5. See "Removing the Lower Cover" on page 62. 2. Loosen the aluminum tape holding the antennas in place. 10. Remove the tapes together with the antenna cables from the latches. 11. See "Removing the Battery Pack" on page 64. 3. 9.
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
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...-off. Touchpad Keyboard Hard disk connection board Hard disk drive System board The system doesn't enter standby mode after closing the LCD See "Save to Disk (S4)" on page 39. LCD cover switch System board 120 Chapter 4 Battery can't be charged Action in Sequence The system will not enter hibernation See "Save to...
...-off. Touchpad Keyboard Hard disk connection board Hard disk drive System board The system doesn't enter standby mode after closing the LCD See "Save to Disk (S4)" on page 39. LCD cover switch System board 120 Chapter 4 Battery can't be charged Action in Sequence The system will not enter hibernation See "Save to...
TravelMate 7720 / 7320 and Extensa 7620 Service Guide
Page 131
...Serial Port" in Sequence Enter BIOS Setup Utility to execute "Load Default Settings", then reboot system. Keyboard System board Chapter 4 121 LCD cover switch System board Remove battery pack and let it cool for 2 hours. External display does not work correctly Print problems. Serial or... doesn't resume from hibernation mode. Power Management-Related Symptoms Symptom / Error The system doesn't resume from standby mode after opening the LCD. Battery fuel gauge in Sequence Reconnect the keyboard cable. Refresh battery (continue use battery until power off, then charge battery). Hard ...
...Serial Port" in Sequence Enter BIOS Setup Utility to execute "Load Default Settings", then reboot system. Keyboard System board Chapter 4 121 LCD cover switch System board Remove battery pack and let it cool for 2 hours. External display does not work correctly Print problems. Serial or... doesn't resume from hibernation mode. Power Management-Related Symptoms Symptom / Error The system doesn't resume from standby mode after opening the LCD. Battery fuel gauge in Sequence Reconnect the keyboard cable. Refresh battery (continue use battery until power off, then charge battery). Hard ...
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...