Acer Aspire 4920 4920G User Manual
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Page 91
Chapter 381 19.Remove the two screws (A) holding the mainboard to the lower case. 20.Carefully detach the mainboard from the lower case. Removing the Modem Board 1.See “Removing the Battery Pack” on page 53. 2.See “Removing the SD Dummy Card” on page 54. 3.See “Removing the Express Dummy Card” on page 54. 4.See “Removing the Lower Cover” on page 55. 5.See “Removing the DIMM” on page 56. 6.See “Removing the WLAN Board Module” on page 57. 7.See “Removing the Hard Disk Drive Module” on page 58. 8.See...
Page 92
82Chapter 3 17.See “Removing the Mainboard” on page 79. 18.Disconnect the modem cable from the mainboard. 19.Detach the masking tape from the mainboard. 20.Remove the two screws (A) on the modem board. StepSize (Quantity)ColorTo r q u e 1~2 M2 x L4 (2) Silver 1.6 kgf-cm 4(@TQJSF@#PPLCPPL1BHF.POEBZ .BZ 1.
Page 93
Chapter 383 21.Detach the modem board from the mainboard. Removing the RTC Battery 1.See “Removing the Battery Pack” on page 53. 2.See “Removing the SD Dummy Card” on page 54. 3.See “Removing the Express Dummy Card” on page 54. 4.See “Removing the Lower Cover” on page 55. 5.See “Removing the DIMM” on page 56. 6.See “Removing the WLAN Board Module” on page 57. 7.See “Removing the Hard Disk Drive Module” on page 58. 8.See “Removing the Optical Drive Module” on page 59. 9.See “Removing the CPU Heatsink...
Page 94
84Chapter 3 19.Carefully detach the RTC battery from the SD card slot. 4(@TQJSF@#PPLCPPL1BHF.POEBZ .BZ 1.
Page 95
Chapter 385 LCD Module Disassembly Process LCD Module Disassembly Flowchart Main Screw List ItemScrewPart No. G M2.5 x L6 86.00E33.736 H M2 x L3 86.00C07.220 LCD MODULE LCD BEZEL LEFT HINGERIGHT HINGE Gx6 Gx1 Gx1 LCD ASSEMBLY LEFT LCD BRACKETHx2RIGHT LCD BRACKETHx2 INVERTER BOARD LCD BACK PANEL AUXILIARY ANTENNAMICROPHONES LCD MODULE DISASSEMBLY LCD FPC CABLE MAIN ANTENNA CAMERA BOARD Gx2 Gx2 4(@TQJSF@#PPLCPPL1BHF.POEBZ .BZ 1.
Page 96
86Chapter 3 Removing the LCD Bezel 1.See “Removing the Battery Pack” on page 53. 2.See “Removing the Lower Cover” on page 55. 3.See “Removing the DIMM” on page 56. 4.See “Removing the WLAN Board Module” on page 57. 5.See “Removing the Hard Disk Drive Module” on page 58. 6.See “Removing the Optical Drive Module” on page 59. 7.See “Removing the CPU Heatsink Module” on page 62. 8.See “Removing the CPU” on page 63. 9.See “Removing the Keyboard” on page 64. 10.See “Removing the Middle Cover” on page 65. 11...
Page 97
Chapter 387 14. Carefully pry open the LCD bezel and remove the bezel from the LCD module. Removing the Camera Board 1.See “Removing the Battery Pack” on page 53. 2.See “Removing the Lower Cover” on page 55. 3.See “Removing the DIMM” on page 56. 4.See “Removing the WLAN Board Module” on page 57. 5.See “Removing the Hard Disk Drive Module” on page 58. 6.See “Removing the Optical Drive Module” on page 59. 7.See “Removing the CPU Heatsink Module” on page 62. 8.See “Removing the CPU” on page 63. 9.See...
Page 98
88Chapter 3 14.Remove the camera board. Removing the Inverter Board 1.See “Removing the Battery Pack” on page 53. 2.See “Removing the Lower Cover” on page 55. 3.See “Removing the DIMM” on page 56. 4.See “Removing the WLAN Board Module” on page 57. 5.See “Removing the Hard Disk Drive Module” on page 58. 6.See “Removing the Optical Drive Module” on page 59. 7.See “Removing the CPU Heatsink Module” on page 62. 8.See “Removing the CPU” on page 63. 9.See “Removing the Keyboard” on page 64. 10.See “Removing...
Page 99
Chapter 389 14.Remove the screw (G) that holds the board to the panel. 15.Turn the inverter board over. 16.Disconnect the 2P cable from the inverter board, then disconnect the inverter board cable from its connector. 17.Remove the inverter board. Removing the LCD with Brackets 1.See “Removing the Battery Pack” on page 53. 2.See “Removing the Lower Cover” on page 55. 3.See “Removing the DIMM” on page 56. 4.See “Removing the WLAN Board Module” on page 57. 5.See “Removing the Hard Disk Drive Module” on...
Page 100
90Chapter 3 14.Remove the two screws (G) securing the left and right LCD brackets to the LCD back cover. 15.Detach the LCD with the brackets from the back cover, then turn it over. 16.Detach the acetic tapes holding the cables to the back panel. StepSize (Quantity)ColorTo r q u e 1~2 M2.5 x L6 (2) Silver 2.5 kgf-cm 4(@TQJSF@#PPLCPPL1BHF.POEBZ .BZ 1.