Acer Aspire 4250 Support Question
Acer Aspire 4250 Support Question
Find answers below for this question about Acer Aspire 4250.Need a Acer Aspire 4250 manual? We have 1 online manual for this item!
Question posted by sylviadaraman on March 29th, 2013
Keyboard Problem
when i type letter O the number would come out even other letters the same
Current Answers
Answer #1: Posted by tintinb on April 2nd, 2013 11:36 PM
tintinb
Member since:
October 26th, 2012 Points: 7,056,560
Member since:
October 26th, 2012 Points: 7,056,560
Obviously, there is a problem with some keys of your Acer Aspire 4250. You can only fix this issue by replacing the keyboard. There are several stores online that sells replacement keyboard for this model. You can visit the link below for the video instructions on how to replace the keyboard.
http://www.laptopinventory.com/LaptopInventory.php/Acer/Aspire/4250/Keyboard
If you have more questions, please don't hesitate to ask here at HelpOwl. Experts here are always willing to answer your questions to the best of our knowledge and expertise.
Regards,
Tintin
Related Acer Aspire 4250 Manual Pages
Acer Aspire 4250 Notebook Service Manual - Page 3
...to input, and error messages) are shown in constant width. Example: At the prompt, type run -m Keyboard keys are shown in angle brackets (< >). Example: [01] The server has been ...stopped User input (text that represents information displayed on a computer screen, such as command names, option letters...
Acer Aspire 4250 Notebook Service Manual - Page 5
...Items 1-8 Warranty 1-8 Environment 1-8 Software 1-9
Notebook Tour 1-10 Touchpad Basics 1-18 Using the Keyboard 1-19 Windows Keys 1-20 Hotkeys 1-21
Specification Tables 1-24 Computer specifications 1-24 Processor 1-25... 1-26 Memory Combinations 1-27 Video Interface 1-27 BIOS 1-27 LAN Interface 1-28 Keyboard 1-28 Hard Disk Drive (AVL components 1-29 Hard Disk Drive (AVL components) ...
Acer Aspire 4250 Notebook Service Manual - Page 7
... General Information 3-5 Recommended Equipment 3-5 Maintenance Flowchart 3-6 Getting Started 3-7
Battery Pack Removal 3-8 Battery Pack Installation 3-8 Dummy Card Removal 3-9 Dummy Card Installation 3-9 Keyboard Removal 3-10 Keyboard Installation 3-11 Base Assembly Removal 3-12 Base Assembly Installation 3-13 ODD (Optical Disk Drive) Module Removal 3-14 ODD Module Installation 3-15...
Acer Aspire 4250 Notebook Service Manual - Page 8
...4-3 General Information 4-3
Power On Issues 4-4 No Display Issues 4-5 LCD Picture Failure 4-8 Internal Keyboard Failure 4-9 Touchpad Failure 4-10 Internal Speaker Failure 4-11 Internal Microphone Failure 4-13 USB Failure 4-14 Other Functions Failure 4-15 Intermittent Problems 4-16 Undetermined Problems 4-16 Post Codes 4-17
CHAPTER 5 Jumper and Connector Locations
Mainboard Jumper and...
Acer Aspire 4250 Notebook Service Manual - Page 9
CHAPTER 6 FRU (Field Replaceable Unit) List
Exploded Diagrams 6-4 FRU List 6-7 Screw List 6-20
CHAPTER 7 Model Definition and Configuration
Acer Aspire 4250 7-1
CHAPTER 8 Test Compatible Components
Microsoft® Windows® 7 Environment Test 8-4
CHAPTER 9 Online Support Information
Introduction 9-3
ix
Acer Aspire 4250 Notebook Service Manual - Page 12
...Items 1-8 Warranty 1-8 Environment 1-8 Software 1-9
Notebook Tour 1-10
Touchpad Basics 1-18
Using the Keyboard 1-19
Windows Keys 1-20
Hotkeys 1-21
Specification Tables 1-24
Computer specifications 1-24 Processor 1-25... 1-26 Memory Combinations 1-27 Video Interface 1-27 BIOS 1-27 LAN Interface 1-28 Keyboard 1-28 Hard Disk Drive (AVL components 1-29 Hard Disk Drive (AVL components) ...
Acer Aspire 4250 Notebook Service Manual - Page 16
Graphics 0
Aspire 4250 ATI Radeon™ HD 6310 Graphics with 256 MB of dedicated system memory, supporting Unified Video Decoder 3 (UVD3), OpenCL™ 1.1, OpenGL® 3.1, OpenEXR High Dynamic-...
Acer Aspire 4250 Notebook Service Manual - Page 18
... international language support
Touchpad Multi-gesture touchpad, supporting two-finger scroll, pinch, rotate, flip
Media keys Media control keys (printed on keyboard): play/pause, stop, previous, next, volume up, volume down
I/O Ports 0
2-in-1 card reader (SD™, MMC) Three USB 2.0 ports HDMI® port with HDCP support ...
Acer Aspire 4250 Notebook Service Manual - Page 20
Opened Front View
Table 1-1. Turns the computer on and off.
4
Keyboard
For entering data into your computer
5
Touchpad
Touch-sensitive pointing device which functions like a computer mouse.
6
Click buttons
The left and right buttons function like ...
Acer Aspire 4250 Notebook Service Manual - Page 23
Top View
Table 1-3. Top View
#
Icon
1
Item Acer Logo
Description Acer Aspire 4250 Logo
Hardware Specifications and Configurations
1-13 Figure 1-3.
Acer Aspire 4250 Notebook Service Manual - Page 29
... toggled on embedded Type numbers in numeric mode. Embedded Numeric Keypad
Desired access
Num Lock on
Num Lock off
Number keys on and off. Type the letters in uppercase.
The...lot of the key caps. To simplify the keyboard legend, cursor-control key symbols are pressed respectively. Main keyboard keys
Hold while typing letters on embedded keypad
Hold while using cursor-control ...
Acer Aspire 4250 Notebook Service Manual - Page 30
... taskbar < > + : Display the System Properties dialog box Functions supported by Windows XP: < > + : Show the System Properties dialog box < > + : Open Ease of functions. Windows Keys 0
The keyboard has two keys that perform Windows-specific functions. Windows Logo key Application key
Key
Description
Windows Logo key
Pressed alone, this key has the same...
Acer Aspire 4250 Notebook Service Manual - Page 31
... toggle
Switches display output between the display screen, external monitor (if connected) and both. Press any key to save power. Hardware Specifications and Configurations
1-21 Keyboard Hotkeys
To activate hotkeys, press and hold the key before pressing the other key in Sleep mode.
+ + +
Display toggle Display off to return. Hotkeys 0
The...
Acer Aspire 4250 Notebook Service Manual - Page 38
... LAN Chipset LAN connector type LAN connector location Features
Keyboard
Item Type Total number of keypads Windows logo key Internal & external keyboard work simultaneously Features
Specification Atheros 8151 RJ45 RJ45 at the left side Supports 10/100/1000
Specification Acer AC4T_A10B keyboard 86-US/87-UK/91-JP key Yes Plug USB keyboard to the USB port...
Acer Aspire 4250 Notebook Service Manual - Page 48
... Mbps, up to 270 Mbps for Draft-N
11-54 Mbps, up to 270 Mbps for Draft-N
b, g, n
b, g, n
PCI-E
PCI-E
Battery
Item Vendor & Model name
Battery Type Pack capacity Number of battery cell Package configuration
Specification Panasonic AS10D51, Samsung AS2010D, Sanyo 3UR18650, Simplo AS2010D, Sony AS10D41 Lithium-Ion 4400mAh 6 2P3S
1-38
Hardware Specifications and...
Acer Aspire 4250 Notebook Service Manual - Page 131
... symptoms by step procedures are designed to be performed as possible about troubleshooting common problems associated with the verified symptom to determine the solution. Common Problems Symptoms (Verified)
Power On Issues No Display Issues LCD Picture Failure Internal Keyboard Failure Touchpad Failure Internal Speaker Failure Internal Microphone Failure USB Failure Other Functions Failure...
Acer Aspire 4250 Notebook Service Manual - Page 157
... short the two points of clearing password and BIOS recovery for clearing BIOS Password (Supervisor Password and User Password). If a password is only for the Aspire 4250. Clearing Password Check 0
NOTE: NOTE:
The following steps:
1. Remove battery. 3.
Remove power from the CMOS jumper. 9. Locate the CMOS jumper. 6. Restart the system.
Steps for...
Acer Aspire 4250 Notebook Service Manual - Page 163
Refer to this printed Service Guide.
Part number changes will not be noted on the regional web or channel. Users MUST ...office to return it. For ACER AUTHORIZED SERVICE PROVIDERS, the Acer office may have a DIFFERENT part number code from those given in global configurations for the Aspire 4739Z. FRU (Field Replaceable Unit) List
6-3
NOTE: NOTE:
WHEN ORDERING FRU PARTS, check the...
Acer Aspire 4250 Notebook Service Manual - Page 189
Refer to the Aspire 4250. Regarding configuration, combination and test procedures, please refer to the following lists for components, adapter cards, and peripherals which have passed these tests.
All of ...
Acer Aspire 4250 Notebook Service Manual - Page 193
... ML375M, 4K drive SATA 8MB LF F/W:01.01A01
KH.75008.009
Keyboard
60004864 DARFON AC4T_A10B
Keyboard ACER AC4T_A10B AC4T
KB.I140A.202
Internal 14 Standard Black Y2010 Acer
Legend... 1GB phantom p/n LF
KN.1GB00.003
Test Compatible Components
8-7 Test Compatible Components
Vendor
Type
Description
Acer Part No.
60001953 TOSHIBA ELEC
N640GB5.4KS_4K HDD TOSHIBA 2.5" 5400rpm 640GB MK6459GSXP...
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