Acer Travelmate 5720 Service Guide
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Chapter 381 Separating the Upper Case from the Lower Case 1.See “Removing the Battery Pack” on page 60. 2.See “Removing the SD dummy card” on page 60. 3.See “Removing the PC and ExpressCard dummy cards” on page 61. 4.See “Removing the Lower Cover” on page 62. 5.See “Removing the DIMM” on page 63. 6.See “Removing the WLAN Board Modules” on page 64. 7.See “Removing the Hard Disk Drive Module” on page 65. 8.See “Removing the Optical Drive Module” on page 66. 9.See “Removing the Modem Board” on page 70. 10.See “Removing the Heatsink Fan Module” on page 70. 11 .See “Removing the CPU and VGA Heatsink Module” on page 71. 12.See “Removing the CPU” on page 73. 13.See “Removing the VGA board (for Discrete model only)” on page 73. 14.See “Removing the Middle Cover and the Power Board” on page 74. 15.See “Removing the Keyboard” on page 76. 16.See “Removing the LCD Module” on page 78. 17.Disconnect the cover switch cable from LID1 on the main board. 18.Disconnect the DC in cable from the main board. SG_Columbia.book Page 81 Thursday, April 19, 2007 10:49 AM
82Chapter 3 19.Disconnect the Launch board cable from the SWITCHCN1 from the main board. 20.Disconnect the fingerprint cable (select model only) from the FPCN1 connector on the main board. SG_Columbia.book Page 82 Thursday, April 19, 2007 10:49 AM
Chapter 383 21.Disconnect the touchpad cable from the TOUCHPAD1 on the main board. 22.Remove the fourteen screws (A) on the bottom panel. 23.Gently raise the upper case from the main unit. StepSize (Quantity)ColorTo r q u e 1~14 M2.5 x L6 (14) Black 3.0 kgf-cm SG_Columbia.book Page 83 Thursday, April 19, 2007 10:49 AM
84Chapter 3 Removing the Launch Board 1.See “Removing the Battery Pack” on page 60. 2.See “Removing the SD dummy card” on page 60. 3.See “Removing the PC and ExpressCard dummy cards” on page 61. 4.See “Removing the Lower Cover” on page 62. 5.See “Removing the DIMM” on page 63. 6.See “Removing the WLAN Board Modules” on page 64. 7.See “Removing the Hard Disk Drive Module” on page 65. 8.See “Removing the Optical Drive Module” on page 66. 9.See “Removing the Modem Board” on page 70. 10.See “Removing the Heatsink Fan Module” on page 70. 11 .See “Removing the CPU and VGA Heatsink Module” on page 71. 12.See “Removing the CPU” on page 73. 13.See “Removing the VGA board (for Discrete model only)” on page 73. 14.See “Removing the Middle Cover and the Power Board” on page 74. 15.See “Removing the Keyboard” on page 76. 16.See “Removing the LCD Module” on page 78. 17.See “Separating the Upper Case from the Lower Case” on page 81. 18.Release the latch and remove the launch board cable from the launch board. SG_Columbia.book Page 84 Thursday, April 19, 2007 10:49 AM
Chapter 385 19.Remove the one screw (F) holding the launch board and remove the launch board from the upper cover. Removing theTouch Pad Board Module 1.See “Removing the Battery Pack” on page 60. 2.See “Removing the SD dummy card” on page 60. 3.See “Removing the PC and ExpressCard dummy cards” on page 61. 4.See “Removing the Lower Cover” on page 62. 5.See “Removing the DIMM” on page 63. 6.See “Removing the WLAN Board Modules” on page 64. 7.See “Removing the Hard Disk Drive Module” on page 65. 8.See “Removing the Optical Drive Module” on page 66. 9.See “Removing the Modem Board” on page 70. 10.See “Removing the Heatsink Fan Module” on page 70. 11 .See “Removing the CPU and VGA Heatsink Module” on page 71. 12.See “Removing the CPU” on page 73. 13.See “Removing the VGA board (for Discrete model only)” on page 73. 14.See “Removing the Middle Cover and the Power Board” on page 74. 15.See “Removing the Keyboard” on page 76. 16.See “Removing the LCD Module” on page 78. 17.See “Separating the Upper Case from the Lower Case” on page 81. StepSize (Quantity)ColorTo r q u e 1 M2 x L3 (1) Silver 1.6 kgf-cm SG_Columbia.book Page 85 Thursday, April 19, 2007 10:49 AM
86Chapter 3 18.Remove the fingerprint cable from the fingerprint board. 19.Remove the touch pad cable from the touch pad board. SG_Columbia.book Page 86 Thursday, April 19, 2007 10:49 AM
Chapter 387 20.Remove the two screws (F) on the touch pad bracket and remove the touch pad bracket from the upper case. 21.Remove the two screws (F) from the fingerprint board. 22.Remove the fingerprint board from the upper case. StepSize (Quantity)ColorTorque 1~2 M2 x L3 (2) Silver 1.6 kgf-cm StepSize (Quantity)ColorTorque 1~2 M2 x L3 (2) Silver 1.6 kgf-cm SG_Columbia.book Page 87 Thursday, April 19, 2007 10:49 AM
88Chapter 3 23.Carefully pry loose and remove the touch pad board. WARNING:The touchpad board is glued to the upper case, only remove the touchpad board if it is defective. Removing the main board 1.See “Removing the Battery Pack” on page 60. 2.See “Removing the SD dummy card” on page 60. 3.See “Removing the PC and ExpressCard dummy cards” on page 61. 4.See “Removing the Lower Cover” on page 62. 5.See “Removing the DIMM” on page 63. 6.See “Removing the WLAN Board Modules” on page 64. 7.See “Removing the Hard Disk Drive Module” on page 65. 8.See “Removing the Optical Drive Module” on page 66. 9.See “Removing the Modem Board” on page 70. 10.See “Removing the Heatsink Fan Module” on page 70. 11 .See “Removing the CPU and VGA Heatsink Module” on page 71. 12.See “Removing the CPU” on page 73. 13.See “Removing the VGA board (for Discrete model only)” on page 73. 14.See “Removing the Middle Cover and the Power Board” on page 74. 15.See “Removing the Keyboard” on page 76. 16.See “Removing the LCD Module” on page 78. 17.See “Separating the Upper Case from the Lower Case” on page 81. 18.Disconnect the Bluetooth cable from the BLUE1 connector on the main board. SG_Columbia.book Page 88 Thursday, April 19, 2007 10:49 AM
Chapter 389 19.Disconnect the speaker cable from the SPKR1 on the main board. 20.Remove the two screws (C) holding the main board. 21.Carefully detach the main board and turn it over to access the USB board cable. 22.Detach the USB board cable from the USBCN1 on the main board. StepSize (Quantity)ColorTo r q u e 1~2 M2 x L4 (2) Silver 1.6 kgf-cm SG_Columbia.book Page 89 Thursday, April 19, 2007 10:49 AM
90Chapter 3 Removing the Speaker Modules 1.See “Removing the Battery Pack” on page 60. 2.See “Removing the SD dummy card” on page 60. 3.See “Removing the PC and ExpressCard dummy cards” on page 61. 4.See “Removing the Lower Cover” on page 62. 5.See “Removing the DIMM” on page 63. 6.See “Removing the WLAN Board Modules” on page 64. 7.See “Removing the Hard Disk Drive Module” on page 65. 8.See “Removing the Optical Drive Module” on page 66. 9.See “Removing the Modem Board” on page 70. 10.See “Removing the Heatsink Fan Module” on page 70. 11 .See “Removing the CPU and VGA Heatsink Module” on page 71. 12.See “Removing the CPU” on page 73. 13.See “Removing the VGA board (for Discrete model only)” on page 73. 14.See “Removing the Middle Cover and the Power Board” on page 74. 15.See “Removing the Keyboard” on page 76. 16.See “Removing the LCD Module” on page 78. 17.See “Separating the Upper Case from the Lower Case” on page 81. 18.See “Removing the main board” on page 88. 19.Remove the tape securing the speaker cables in place. 20.Release the speaker cables from the latches. SG_Columbia.book Page 90 Thursday, April 19, 2007 10:49 AM