Acer Aspire 5740 Support Question
Acer Aspire 5740 Support Question
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Question posted by neeks2014 on September 14th, 2014
How Do I By Pass Password
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Related Acer Aspire 5740 Manual Pages
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 1
for more information,
please refer to http://csd.acer.com.tw
PRINTED IN TAIWAN Aspire 5740/5740D/5340 Series Service Guide
Service guide files and updates are available on the ACER/CSD web;
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 2
Date
Chapter
Updates
II Revision History
Please refer to the table below for the updates made on Aspire 5740/5740D/5340 Series service guide.
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 7
...
BIOS Setup Utility 21 Navigating the BIOS Utility 22 Information 23 Main 24 Security 26 Boot 29 Exit 30
BIOS Flash Utility 31 Remove HDD Password 32 Disassembly Requirements 33
Machine Disassembly and Replacement
33
General Information 34 Pre-disassembly Instructions 34 Disassembly Process 34
External Module Disassembly Process 35 External...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 8
... Undetermined Problems 100
Connector Locations
101
Main Board 101 Clearing Password Check and BIOS Recovery 103
Clearing Password Check 103 BIOS Recovery by Crisis Disk 104
FRU (Field Replaceable Unit) List
109
Exploded Diagram 110 FRU List 111
Model Definition and Configuration
118
Aspire 5740/5740D/5340 119
Test Compatible Components
151
Hardware Device...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 22
Hardware Specifications and Configurations
Processor
Item
CPU type
Core logic CPU package CPU core voltage
Specification
Aspire 5740: Intel® Core i5 540M 2.53G 3M Aspire 5740G: Intel® Core i3 330M PGA 2.13G 3M
Intel® Core i5 520M 2.4G 3M Intel® Core i5 540M 2.53G 3M
PCH/HM55 ...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 34
... the value of parameters. Settings in boldface are prompted to change the value of the user password. Parameter Supervisor Password Is User Password Is Set Supervisor Password
Set User Password
Password on Boot
Description
Shows the setting of the Supervisor password
Shows the setting of parameters. The user can enter Setup menu only and does not have...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 35
... case sensitive). Press Enter twice without typing anything in the "Enter New Password" field.
The password length can opt to "Set". 4. Press Enter. Type a password in the Enter New Password and Confirm New Password fields.
The Set Password box appears:
Chapter 2
27 Removing a Password
Follow these steps as you have changed the settings, press F10 to highlight...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 36
... is complete after the user presses F10.
Type a password in the Enter Current Password field and press Enter. 3. Type the current password in the Enter New Password field.
When you can enable the Password on boot parameter. 6. If the current password entered does not match the actual current password, the screen will display the following . If desired...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 40
Choose one of the uppercase strings
• Reboot the system and key in "hdd_pw 15494 0" 2. Remove HDD Password
This section teaches you how to solve HDD password locked problem, you key in the wrong HDD password thrice, "HDD password error code" will appear on the screen. See the image below.
• If you need to...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 92
... to FDD Test. 3. Follow the instructions in the message window. Keyboard or Auxiliary Input Device Check
Remove the external keyboard if the internal keyboard is passed as the program runs to fail. If the tests detect a keyboard problem, do the following to it . Replace the main board.
Do the following one...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 95
... Error
System disabled. Index of Error Messages
Error Code List Error Codes
006
010 070 071 072 110
Error Messages
Equipment Configuration Error Causes: 1. Incorrect password is dead -
"Load Default Settings" in BIOS Setup Utility. IDE Primary Channel Master Drive Error (THe causes will issue 4 short beeps then shut down system...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 100
... (optional) Initialize hard-disk controllers Initialize local-bus hard-disk controllers Jump to boot operating system One short beep before boot Terminate QuietBoot (optional) Check password (optional)
Chapter 4 Check for option ROMs. One long, two short beeps on checksum failure.
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 111
... adapter while retaining the short condition on the main board as shown in Aspire 5740/5740D/5340 Series is finished. Clearing Password Check and BIOS Recovery
This section provides the standard operating procedures for clearing the password and BIOS recovery for the password during system POST or when the system enters into the BIOS Setup...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 112
...
powered on the USB
storage device will be cleared during BIOS POST. Otherwise, repeat the steps above and try again. • If there is no password request, the BIOS Password is finished, the system will restart.
BIOS Recovery Hotkey
The system provides a function hotkey: Fn+Esc, for clearing the BIOS...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 117
FRU (Field Replaceable Unit) List
Chapter 6
This chapter gives you the FRU (Field Replaceable Unit) listing in the FRU list of Aspire 5740/5740D/ 5340 Series. NOTE: •To scrap or to return the defective parts, you should follow the local government ordinance or regulations on how to ...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 119
FRU List
Aspire 5740/5740D/5340 Series FRU List
1. ACER_ASPIRE 5740 UMACBB_JV50_CP (NO: LX.PM902.064/88 )
Category ADAPTER
No. AP.06501.026
1
ADAPTER 65W 19V 3PIN LITEON PA-1650-22AC LV5 LED LF YELLOW
AP....
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 127
Appendix A
Aspire 5740/5740D/5340
NOTE: All models have following common specifications: aard reader (5-in-1), wireless LAN (3rd WiFi 2x2 BGN), NB chipset (HM55), battery (6CELL2.2),
Model
AS5740DG434G50Mn
...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 159
... lists for each model.
All of its system functions are tested under compatible Windows® operating system for components, adapter cards, and peripherals which have passed these tests. Appendix B
151 Appendix B
Test Compatible Components
This computer's compatibility is tested and verified by the Acer Mobile System Testing Department. Refer to the...
Acer Aspire 5740, Aspire 5740G Notebook Series Start Guide - Page 2
Aspire 5740/5740D/5340 Series Quick Guide Original Issue: 10/2009
Aspire 5740/5740D/5340 Series Notebook PC Model number Serial number Date of purchase Place of purchase © 2009 All Rights Reserved.
Acer Aspire 5740, Aspire 5740G Notebook Series Start Guide - Page 3
The Aspire Series Generic User Guide contains useful information applying to all models in the model you purchased. Note: Viewing...This guide contains detailed information on your Acer notebook, we have designed a set of the series, but not necessarily in the Aspire product series. Your guides
To help you to be more on AcerSystem User Guide will run the Adobe Reader setup program first....
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