Tuesday, March 29, 2016

Acer Laptop disassembling – Acer Aspire V3-571 - V3-571G – Step by step disassembling procedure – BIOS flash – DOS flash utility – Crisis disk utility – Laptop repair and service

Category: Laptop Repair and Service 

Contents of this article 

  • BIOS flash 
  • Case removal 
  • HDD removal 

Acer Aspire V3-571 - V3-571G

BIOS Flash
BIOS Flash memory updates are required for the following conditions:
# New versions of system programs
# New features or options
# Restore a BIOS when it becomes corrupted.
Use the Flash utility to update the system BIOS Flash ROM.
Perform the following to run a BIOS Flash update:
1. Prepare a bootable USB HDD/FDD.
2. Download and copy the Flash utilities to the bootable USB HDD/FDD.
BIOS Flash may be performed by one of the following:
# DOS Flash Utility
# WinFlash Utility
DOS Flash Utility
NOTE:
Plug the AC power adaptor to a power source before performing the DOS Flash Utility.
Perform the following to use the DOS Flash Utility:
1. Copy Flash.BAT to the USB HDD.
2. Press F2 during boot to enter the BIOS Setup Utility.
3. Select Boot menu to modify the boot priority order.
4. Move the USB HDD to position 1
5. Insert the USB HDD and reboot the computer.
6. Enter the BIOS folder.
7. At the command prompt, type BIOS.bat and press Enter to update BIOS.
Creating a USB Flash Crisis Disk
To create a Crisis USB flash disk, perform the following:
1. Plug in the USB flash disk.
2. Format the USB flash disk: select Quick Format, then click Start and then OK.
3. Complete the format operation: click OK and then Close.
4. At the command prompt, copy and combine KBC (*.ROM) and BIOS (*.BIN) into one ROM file
(*.FD), using the format below:
Copy /b filenam.ROM + filename.BIN filename.FD
5. In Windows, copy the ROM (*.FD) file to the USB flash disk root directory.
NOTE: Do not save another ROM (*.FD) file in the USB flash disk root directory.
6. Rename the ROM file to “Q5WV1X64.fd”.
Using the Crisis Utility Disk
1. Unplug the AC adapter.
2. Remove the battery.
3. Plug the USB flash disk.
4. Press and hold <Fn> and <Esc>, and then plug the AC adapter.
5. Press the Power button to start the Crisis Utility.
Battery Pack Removal
1. Place the computer on a flat surface with the battery side up.
2. Insert the plastic pry into the battery latch and slide to to release the lock.
3. Lift to remove the battery pack.
DISASSEMBLING PROCEDURE 
Base Door Removal
Prerequisite:
Remove the battery  
1. Remove the screws marked in the picture
2. Insert your finger into the tab and lift to remove the base door.
The following modules are housed under the base door:
# HDD (Hard Disk Drive) module (A),
# WLAN Module (B),
# DIMM (Dual-In Memory Module) Module) (C),
Base Door Installation
1. Align the base door tabs into the lower case latches, then push to secure the base door.
2. Secure the screws.
ODD Module Removal
Prerequisite:
Remove the battery  
1. Remove the screw securing the ODD module to the lower case.
2. Pull to remove the ODD module out from the slot.
HDD Module Removal
Prerequisite:
Remove the battery
1. Locate the HDD Module
2. Slide the HDD module to disconnect the HDD from the mainboard connector.
3. Pull by the plastic tab to lift the HDD module.
Palm Rest Removal
Prerequisite:
Remove the battery
1. Remove the 21 screws from the lower case.
2. From the right side, pry open the palm rest.
3. Continue to pry open the palm rest from the bottom side to the left.
4. On the underside of the palm rest, remove the adhesive tape covering the touchpad cable
connector.
5. Flip up the connector clip to open, and then disconnect the touchpad FFC (flat flexible cable).
Upper Case Removal
Prerequisite:
Remove the battery
1. Remove the screw from the upper cover and the mainboard.
2. From the right side, pry to release the upper case latches.
3. Continue to pry the upper case through the top side and to the left.
CAUTION:
Cables are connected underneath the upper case. Do not completely lift the upper case.
4. On the underside of the upper case, disconnect the power board cable connector from the mainboard connector.
TIP: Push the connector clips outwards to remove the power board cable connector.
5. Disconnect the touchpad cable connector from the mainboard connector.
6. Remove the adhesive tape covering the keyboard cable connector.
7. Disconnect the keyboard cable connector from the mainboard connector.
The following modules are found:
# DC-In Module (A)
# Speakers (B)
# LVDS Cable (C)
# Microphone Module (D),
# RTC Battery (E)
# USB Module (F)