Acer Aspire 4741 Service Manual
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Acer Aspire 4741 Service Manual

Service guide
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See also: User Manual , Quick Manual
Aspire 4741 Series
Service Guide
Service guide files and updates are available
on the ACER/CSD web; for more information,
please refer to
http://csd.acer.com.tw
PRINTED IN TAIWAN

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Summary of Contents for Acer Aspire 4741

  • Page 1 Aspire 4741 Series Service Guide Service guide files and updates are available on the ACER/CSD web; for more information, please refer to http://csd.acer.com.tw PRINTED IN TAIWAN...

  • Page 2: Machine Disassembly And Replacement

    Chapter 3 Machine Disassembly and Replacement This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting. Disassembly Requirements To disassemble the computer, you need the following tools: Wrist grounding strap and conductive mat for preventing electrostatic discharge •...

  • Page 3: General Information

    General Information Pre-disassembly Instructions Before proceeding with the disassembly procedure, make sure that you do the following: Turn off the power to the system and all peripherals. Unplug the AC adapter and all power and signal cables from the system. Place the system on a flat, stable surface.

  • Page 4: External Module Disassembly Process

    External Module Disassembly Process External Modules Disassembly Flowchart The flowchart below gives you a graphic representation on the entire disassembly sequence and instructs you on the components that need to be removed during servicing. For example, if you want to remove the main board, you must first remove the keyboard, then disassemble the inside assembly frame in that order.

  • Page 5: Removing The Battery Pack

    Removing the Battery Pack Turn base unit over. Slide the battery lock/unlock latch to the unlock position. Slide the battery release latch to the release position to pop out the battery pack, then remove the battery pack from the main unit. Note: Battery has been highlighted with the yellow circle as above image shows.

  • Page 6: Removing The Sd Dummy Card

    Removing the SD Dummy Card Push the SD dummy card all the way in to eject it. Pull SD dummy card out from the slot. Chapter 3...

  • Page 7: Removing The Back Cover

    Removing the Back Cover See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. Remove the four captive screws securing the back cover. Use a flat screwdriver to pry open the back cover and detach it from the lower case. Chapter 3...

  • Page 8: Removing The Dimm Modules

    Removing the DIMM Modules See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. Push out the latches on both sides of the DIMM socket to release the DIMM modules. Remove the DIMM modules.

  • Page 9: Removing The Hard Disk Drive Module

    Removing the Hard Disk Drive Module See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33 Remove the one screw (B) securing the hard disk drive module. Size (Quantity) Color Torque...
  • Page 10 Remove the two screws (C) securing the hard disk to the bracket and remove the hard disk from the bracket. Size (Quantity) Color Torque Part No. M3 x L4 (1) Silver 3.0 kgf-cm 86.9A524.4R0 Chapter 3...
  • Page 11 Removing the Wireless WAN Module See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module” on page 34. Remove the one screw (B) securing the wireless WAN module to the system.

  • Page 12: Table Of Contents

    Remove the wireless WAN module from its connector. NOTE: When attaching the antenna back to the wireless WAN module, make sure the cable are arranged properly. Removing the WLAN Module See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover”...
  • Page 13 Remove the one screw (B) securing the WLAN module to the system. Size (Quantity) Color Torque Part No. M2 x L3 (1) Black 1.6 kgf-cm 86.00F80.723 Disconnect the black antenna cable from MAIN connector and the white antenna cable from AUX connector on the WLAN module.

  • Page 14: Removing The Optical Drive Module

    10. Remove the WLAN module from the WLAN connector. NOTE: When attaching the antenna back to the WLAN module, make sure the cable are arranged properly. Removing the Optical Drive Module See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover”...
  • Page 15 Slowly pull out the ODD module from the ODD drive bay. 10. Remove the one screw (B) securing the ODD bracket to the ODD module. Size (Quantity) Color Torque Part No. M2 x L3 (1) Black 1.6 kgf-cm 86.00F80.723 Chapter 3...
  • Page 16 11. Detach the ODD bracket from the optical disk drive module. Chapter 3...

  • Page 17: Main Unit Disassembly Process

    Main Unit Disassembly Process Main Unit Disassembly Flowchart Screw List Item Screw Color Part No. M2 x L3 Black 86.00F80.723 M2.5 x L6 Black 86.00E12.536 Chapter 3...

  • Page 18: Removing The Keyboard

    Removing the Keyboard See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module” on page 34. See “Removing the Wireless WAN Module”...

  • Page 19: Separating The Upper Case From The Lower Case

    11. Disconnect the keyboard cable from its connector (KB1) on the main board and detach the keyboard. Separating the Upper Case from the Lower Case See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover”...
  • Page 20 11. Detach the power cable from its connector on the main board. 12. Detach the speaker cable from its connector on the main board. 13. Detach the touchpad cable from its connector on the main board. Chapter 3...
  • Page 21 14. Remove the nine screws (E) from the lower case. Size (Quantity) Color Torque Part No. M2.5 x L6 (9) Black 3.0 kgf-cm 86.00E12.536 15. Remove the five screws (B) from the lower case. Size (Quantity) Color Torque Part No. M2 x L3 (5) Black 1.
  • Page 22 16. Use a plastic screw driver to pry loose the sides of the upper case. 17. Gently detach the upper case from the lower case. Remove the upper case. Chapter 3...

  • Page 23: Removing The Lcd Module

    Removing the LCD Module See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module” on page 34. See “Removing the Wireless WAN Module”...

  • Page 24: M2.5 X L6

    13. Remove the four screws (E) from the left and right hinges of the LCD module. Size (Quantity) Color Torque Part No. M2.5 x L6 (4) Black 3.0 kgf-cm 86.00E12.536 14. Release the microphone cable, WWAN and WLAN antennas from the latches and tapes. Chapter 3...
  • Page 25 15. Carefully pull out the wireless antenna cables from the hole(s). 16. Carefully remove the LCD module from the base unit. NOTE: When connecting the cable back to the unit, please note that the cable should be routed well. Chapter 3...

  • Page 26: See "Removing The Battery Pack" On

    Removing the Touchpad Board See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module” on page 34. See “Removing the Wireless WAN Module”...

  • Page 27: Size (Quantity) M2 X L3

    Removing the Power Board See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module” on page 34. See “Removing the Wireless WAN Module”...

  • Page 28: See "Removing The Back Cover" On

    13. Release the power board from the latches and detach it from the upper case. Removing the Left and Right Speaker Modules See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules”...

  • Page 29: See "Removing The Dimm Modules" On

    12. Release the speaker cables from the tapes and lataches. 13. Detach the left and right speaker modules. Removing the USB Board Module See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover”...

  • Page 30: See "Removing The Hard Disk Drive Module" On

    13. Push the tab that secures the USB board to the lower case in the direction indicated by the arrow. 14. Remove the USB board module from the lower case. Removing the Bluetooth Module See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card”...
  • Page 31 13. Disconnect the bluetooth cable from its connector on the main board. 14. Release the bluetooth cable from the tape and latches. 15. Detach the bluetooth module. Chapter 3...

  • Page 32: Kgf-Cm

    Removing the Main Board See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module” on page 34. See “Removing the Wireless WAN Module”...
  • Page 33 15. Lift the main board gently from the lower case. 16. Carefully remove the main board. Removing the AC-in Cable Module See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules”...

  • Page 34: Removing The Heatsink Module

    15. Disconnect AC-in cable from its connector on the main board. 16. Detach the AC-in cable module. Removing the Heatsink Module NOTE: There are two version of heatsink module. For this section, we are going to use the discrete model. The UMA version looks like the picture below: See “Removing the Battery Pack”...
  • Page 35 14. See “Removing the Main Board” on page 57. 15. See “Removing the AC-in Cable Module” on page 58. 16. Disconnect the heatsink fan cable from its connector from the main board. 17. Remove the six screws securing the heatsink module in the order shown. NOTE: The Discrete system may be shipped with NVIDIA N11PGE1 VRAM HYNIX Graphic DDRIII 800 1GB or NVIDIA N11MGE1 VRAM Samsung Graphic DDRIII 800 512MB...

  • Page 36: Removing The Cpu

    18. Carefully lift up the heatsink module. Removing the CPU See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module”...
  • Page 37 17. Using a flat screwdriver, turn the CPU socket latch counter-clockwise to release the CPU. 18. Lift up carefully to remove the CPU. Chapter 3...
  • Page 38 NOTE: When installing the CPU, make sure to install the CPU with PIN 1 at the corner as shown. Chapter 3...

  • Page 39: Part No

    LCD Module Disassembly Process LCD Module Disassembly Flowchart Screw List Item Screw Color Part No. M2.5 x L5 Black 86.00F87.735 M2 x L3 Black 86.00F80.723 M2.5 x L4 Silver 86.00H36.534 Chapter 3...

  • Page 40: Removing The Lcd Bezel

    Removing the LCD Bezel See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module” on page 34. See “Removing the Wireless WAN Module”...
  • Page 41 14. Carefully pry open the LCD bezel and remove it from the LCD panel. Chapter 3...

  • Page 42: Removing The Web Camera

    Removing the Web Camera See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module” on page 34. See “Removing the Wireless WAN Module”...

  • Page 43: Removing The Lcd Panel With The Brackets

    Removing the LCD Panel with the Brackets See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module”...

  • Page 44: Removing The Lcd Brackets

    14. Remove the LCD with the brackets from the LCD back cover. Removing the LCD Brackets See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules”...
  • Page 45 15. Remove the four screws (B) securing the left and right LCD brackets to remove the brackets. Size (Quantity) Color Torque Part No. M2 x L3 (4) Black 1.6 kgf-cm 86.00F80.723 Chapter 3...

  • Page 46: Removing The Fpc Cable

    Removing the FPC Cable See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module” on page 34. See “Removing the Wireless WAN Module”...
  • Page 47 17. Disconnect the FPC cable from the LCD panel. Chapter 3...

  • Page 48: Removing The Microphone

    Removing the Microphone See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module” on page 34. See “Removing the Wireless WAN Module”...

  • Page 49: Removing The Antennas

    Removing the Antennas See “Removing the Battery Pack” on page 30. See “Removing the SD Dummy Card” on page 31. See “Removing the Back Cover” on page 32. See “Removing the DIMM Modules” on page 33. See “Removing the Hard Disk Drive Module” on page 34. See “Removing the Wireless WAN Module”...

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Aspire 7741Aspire 4741 series

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