Acer TravelMate 4220 Support Question
Acer TravelMate 4220 Support Question
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Question posted by forestprollc on March 11th, 2023
Why Do My Key Stop Working When I Hit F2
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Current Answers
Answer #1: Posted by SonuKumar on March 11th, 2023 7:22 PM
SonuKumar
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Member since:
May 9th, 2021 Points: 16,621,300
On many laptops, including the Acer TravelMate 4220, pressing the "F2" key activates the BIOS (Basic Input/Output System) setup utility. This allows you to access and modify various hardware settings of your laptop.
It's possible that when you press the "F2" key, some of the other keys on your keyboard become temporarily disabled. This is because certain laptops have a feature called "Fn Lock" that allows you to use the F1-F12 keys without having to hold down the "Fn" key. When you activate the BIOS setup utility by pressing "F2", the Fn Lock may automatically turn off, causing some of your keys to stop working.
To fix this issue, try pressing the "Fn" key once and then try using the keys that stopped working. If this doesn't work, try pressing the "Fn" key and "Num Lock" key together. Some laptops have a "Num Lock" key that can also cause the keyboard to stop working properly if it's not activated.
If the above steps don't work, try restarting your laptop and pressing "F2" to access the BIOS setup utility again. If the keyboard still doesn't work, it's possible that there's a hardware issue with your laptop's keyboard, and you may need to have it checked or replaced by a professional technician.
Please respond to my effort to provide you with the best possible solution by using the "Acceptable Solution" and/or the "Helpful" buttons when the answer has proven to be helpful.
Regards,
Sonu
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TravelMate 4220 - 2480 User's Guide - Page 36
...71 W 8-cell or 44.4 W 6-cell Li-ion battery pack Acer QuicCharge™ technology (for TravelMate 4220 Series): • 80% charge in 1 hour • 2-hour rapid charge system-off • 2.5-hour charge-...in-use 90/65 W AC adapter
88-/89-key Acer FineTouch™ keyboard Touchpad with 4-way scroll button Four easy-launch buttons Two front-access LED...
TravelMate 4220 - 2480 User's Guide - Page 42
... keypad functions like a desktop numeric keypad. Cursor-control keys Hold while using cursor-control keys. When Num Lock is in uppercase. Lock keys and embedded numeric keypad
The keyboard has three lock keys which you press the up or down arrow keys respectively. Scroll Lock does not work with the arithmetic operators +, -, *, and /). Hold while using...
TravelMate 4220 - 2480 User's Guide - Page 44
... up
Increases the sound volume.
+
Volume down Decreases the screen brightness. See "Acer Empowering Technology" on page 1. Turns the display screen backlight off . Press any key to save power.
Brightness down
Decreases the sound volume.
+ +
Brightness up
Increases the screen brightness.
Turns the internal touchpad on and off to return.
Display...
TravelMate 4220 - 2480 User's Guide - Page 58
English
44
You can schedule customized virus scans that finds and repairs infected files, and protects against viruses to stop working.
Double click on the Norton AntiVirus Icon on the desktop or click on the Start menu in the background so that you do I check for ...
TravelMate 4220 - 2480 User's Guide - Page 60
...8226; Make sure that the
infrared port is crossed-out, click on the optical drive. If it works, contact your computer's optical drive is a slot-load model, it will not have the appropriate drivers... IrDA-compliant.
There is heard from the computer.
The infrared port does not work . The printer does not work . In Windows, look at the volume control
icon on the computer.
Nothing
...
TravelMate 4220 - 2480 User's Guide - Page 65
... up a home office
If you frequently work :
• Minimize the effects of temperature changes by keeping the computer
with you.
• If you need to stop for use your computer at home. Make... English
51
Special considerations
Follow these guidelines to protect your computer while traveling to and from work on your computer at home, you may require you to turn on the computer. If ...
Aspire 3680, Aspire 5600, TravelMate 4220, and TravelMate 2480 Service Guide - Page 21
...1. "Acer
"
Empowering Technology" on page 1
Aspire 5600/3680
"Launch Manager" on page 43
TravelMate 4220/2480
"Launch Manager" on page 43
Easy-launch button
Default application
Item
P
e
Web Browser
Mail... the upper-right, above the keyboard are User-Programmable
Button, Mail, Web Browser, Acer Empowering Key from left to right. Charging: 2. They are four easy-launch buttons. 1.
Aspire 3680, Aspire 5600, TravelMate 4220, and TravelMate 2480 Service Guide - Page 23
... stion would be to do a lot of the keycaps.
Scroll Lock does not work with the arithm operators+,-,*, and /). Desired access
Numer keys on embedded keypad
Num Lock on Type numbers in upDpeesirrceadsaec.cTeossggle on the keys.
TravelMate 4220/2480
Lock key
DescriptioAn spire 5600/3680
+
+
The compuLteorckfekaetyures threDeelsoccrkiptkioenys, each with its own status...
Aspire 3680, Aspire 5600, TravelMate 4220, and TravelMate 2480 Service Guide - Page 26
Fn-F5 Fn-F5
FFnn--FF56 Hot Key Fn-F6
Icon
Item
Description
Fn+F7 Fn-F6
Fn-F6 FFnn--FF67 Fn-F7
Touchpad ...PFgPFnngU--Up p
FPPngg- UDpn
Special Keys FPnFFng-n--Up
PFgPPnggD-UDnpn You can locate theFPFngnE--DuErnnodsymbol and the US dollar sign at the upper-center and/or bottom-right of your
keyboard. Fn- PFng-Dn
FnFPFng-nE--DnEEndndd
TravelMate 4220/2480
FFnn--EEnndd
Note
Aspire 5600/...
Aspire 3680, Aspire 5600, TravelMate 4220, and TravelMate 2480 Service Guide - Page 30
You can schedule customized virus scans that you are using the computer when the scheduled scan begins, it runs in the background so that run unattended on specific dates and times or at periodic intervals. If you do not have to the Norton Antivirus Help menu.
24
Chapter 1 For more information refer to stop working.
Aspire 3680, Aspire 5600, TravelMate 4220, and TravelMate 2480 Service Guide - Page 91
... the message window. If the internal keyboard does not work or an unexpected character appears, make sure that the ... cause an error.
84
Chapter 4 Replace the main board.
Press F2 in the test items. 3.
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Aspire 3680, Aspire 5600, TravelMate 4220, and TravelMate 2480 Service Guide - Page 98
... BIOS ROM Display BIOS copyright notice Display CPU type and speed Initialize EISA board Test keyboard Set key click if enabled Enable USB devices Test for unexpected interrupts Initialize POST display service Display prompt "Press F2 to enter SETUP" Disable CPU cache Test RAM between 512 and 640 KB Test extended memory...
Aspire 3680, Aspire 5600, TravelMate 4220, and TravelMate 2480 Service Guide - Page 99
... Power Management Initialize security engine (optional) Enable hardware interrupts Determine number of ATA and SCSI drives Set time of day Check key lock Initialize Typematic rate Erase F2 prompt Scan for F2 key stroke Enter SETUP Clear Boot flag Check for option ROMs. One long, two short beeps on checksum failure. prepare to boot...
Aspire 3680, Aspire 5600, TravelMate 4220, and TravelMate 2480 Service Guide - Page 101
Keyboard (if the brightness function key doesn't work ). LCD cable LCD inverter LCD Main board
Reconnect the LCD cable LCD ...(battery pack and power adapter). Main board
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TravelMate 4520/4220, Extensa 4420/4120 Service Guide - Page 22
... backups to launch the NTI Shadow program.
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TravelMate 4520/4220, Extensa 4420/4120 Service Guide - Page 25
The table below lists these keys to navigate through the various menu and submenu screens of the Setup Utility.
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Chapter 2
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TravelMate 4520/4220, Extensa 4420/4120 Service Guide - Page 77
...start the Doagmpstotics program. 2. Memory Check
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TravelMate 4520/4220, Extensa 4420/4120 Service Guide - Page 117
....25020.003
Wireless module Fox BRM 4311 Minicard BG
54.03320.001
Camera module Suyin Camellia CN0314-OV03
56.18012.041
Fingerprint reader/ scroll key
- Fox Suyin -
Model A (TravelMate 4220)
System Internal Part Number: 91.4U101.001G System Board Internal Part Number: 55.4U101.001G/55.4U101.M01G
Component
Description
Part Number
Processor...
TravelMate 4220 / 4520 User's Guide EN - Page 47
... and prepares your computer system to an external
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• Lock key - If the laptop is equipped with Acer Bio-Protection, you step out. 27
English
Three productivity keys give users one-touch access to protection and manageability features for convenient and secure backup.
TravelMate 4220 / 4520 User's Guide EN - Page 60
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