Compaq 420 Support Question
Compaq 420 Support Question
Find answers below for this question about Compaq 420 - Notebook PC.Need a Compaq 420 manual? We have 4 online manuals for this item!
Question posted by vasanthimandava on September 26th, 2012
How To Turn On Wireless Switch In Compaq 420?
I am using compaq 420 laptop. some how my wireless connectivity is turned off. there is no button for the wireless connection to turn it on in my laptop keybord... how can i turn it on ?
Current Answers
Related Compaq 420 Manual Pages
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 5
...
1 Product description ...1
2 External component identification 10 Top Components ...10 TouchPad ...10 Lights ...11 Buttons, switch, and speaker 13 Keys ...14 Front components ...16 Right-side components ...16 Left-side components ...18 Bottom components ...19 Multimedia components ...20 Wireless antennas (select models only 22 Additional hardware components 23
3 Illustrated parts catalog 24...
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 9
...
UMA graphics, GM45 chipset
Discrete graphics, PM45 chipset
Compaq 320 Notebook PC
•
•
Compaq 321 Notebook PC
•
Compaq 420 Notebook PC
•
•
Compaq 421 Notebook PC
•
Compaq 620 Notebook PC
•
•
Compaq 621 Notebook PC
•
HP 420 Notebook PC
•
•
HP 620 Notebook PC
•
•
Intel® Celeron® processors...
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 21
... If the computer has stopped responding and Windows shutdown procedures are ineffective, press and hold the power button for at least 5 seconds to exit Hibernation.
Buttons, switch, and speaker
Component (1) Speaker (2) Internal display switch
(3) Power button
Description
Produces sound. Turns off the display if the panel lid is closed while the power is on.
● When...
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 22
... key. Keys
Component (1) esc key (2) fn key (3) Wireless key
(4) Function keys (5) Embedded numeric keypad keys
Description
Displays system information when pressed in combination with the fn and the num lk keys.
14 Chapter 2 External component identification
Because the wireless devices are enabled at the factory, use the wireless key to turn off the wireless devices simultaneously.
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 23
..., the num lk key, or the esc key.
Top Components 15 Execute frequently used like the keys on or turn off the wireless devices simultaneously.
Can be used system functions when pressed in combination with the fn key.
Executes frequently used system functions when pressed in combination with the fn and the num lk keys.
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 36
...-001
28 Chapter 3 Illustrated parts catalog
Item Description
Top cover for Compaq 33.8-cm (13.3-in) computers
605774-001
Top cover for HP 35.6-cm (14.0-in...001
(13) Optical drive extender
For use in 39.6-cm (15.6-in) computers
605799-001
For use in computers with discrete graphics subsystems
605750-001
(7)
Fan
605791-001
(8)
Power switch board
605794-001
(9)
System board ...
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 50
...include TouchPad board and cable)
605781-001 Palm rest with TouchPad for Compaq 35.6-cm (14.0-in) computers (does not include TouchPad board ...Fan
605792-001 Speaker
605793-001 Cable Kit
605794-001 Power switch board
605795-001 TouchPad board
605796-001 USB board
605797-....6-in) HD AntiGlare display assembly for use in computers equipped without webcam (1366×768 resolution)
605802-001...
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 70
...battery (see Service door on the WLAN module. NOTE: The black WLAN antenna cable is connected to the WLAN module "Aux" terminal. 2.
Remove the WLAN module: 1. If you ...is off or in Hibernation, turn the
computer on page 53). 5. CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by the governmental...
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 76
... units with 35.6-cm (14-in) displays (includes TouchPad) Palm rest for Compaq brand units with 33.8-cm (13.3-in) displays (includes TouchPad) Palm rest for HP brand units with 39.6-cm (15.6-in Hibernation, turn the computer on the processor socket. NOTE: When you are unsure whether the computer is off...
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 85
...adapter from the computer.
2. With the display panel in the open position, press in Hibernation, turn the
computer on page 53). 5. Shut down through the operating system. 2. Remove the service... Top cover for use in Compaq brand computers with 39.6-cm (15.6-in) displays Top cover for use in Compaq brand computers with 35.6-cm (14.0-in) displays Top cover for use in Compaq brand computers with...
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 89
Turn the computer over so it is right-side up and remove five Torx M2.5×6.0 screws. 5. Release the ZIF connector (1) and disconnect the power switch cable (2).
4. Component replacement procedures 81
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 90
...up (1) and off or in all external devices connected to install the top cover. Reverse this procedure to the computer. 3. Before removing the power switch board, follow these steps: 1. 6.
Shut down...see Battery on page 53). 6. Power switch board
The spare part number for the power switch board used in Hibernation, turn the
computer on page 73).
82 Chapter 4 Removal and ...
Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Notebook PCs - Maintenance and Service Guide - Page 163
...removal 93 display specifications 123, 125, 126 drive button optical drive 17 DriveLock automatic 111 password 111 Driver...number 93 HP QuickLook 113
I integrated microphone,
identifying 21
internal display switch, identifying 13
J jacks
audio-in (microphone) 16 audio-out (headphone... caps lock 11 optical drive 17 power 12 webcam 20 wireless 12
M main battery cable
removal 100 mass storage devices,...
Notebook PC User Guide - Windows XP - Page 6
... connection is very weak 23 Cannot connect to the wireless router 23 Using the modem (select models only 24 Connecting a modem cable (purchased separately 24 Connecting a country-specific modem cable adapter (purchased separately 25 Selecting a location setting 25
Viewing the current location selection 25 Adding new locations when traveling 26 Solving travel connection problems 27 Using...
Notebook PC User Guide - Windows XP - Page 27
...meters (approximately 33 feet) of the wireless lights and the wireless switch on wireless technology, refer to the information and Web site links provided in corporate offices, your home, and public places such as airports, restaurants, coffee shops, hotels, and universities.
Identifying wireless and network icons
Icon
Name
Description
Wireless (connected) Identifies the location of each...
Notebook PC User Guide - Windows XP - Page 31
... information on WLAN implementation, router manufacturer, and interference from your wireless signals travel) depends on connecting your computer to a corporate WLAN, contact your computer is amber,
slide the wireless switch. 2. Connecting to a WLAN
To connect to the WLAN, follow the same procedure you used initially to connect to your WLAN.
If the attempt is on . Select...
Notebook PC User Guide - Windows XP - Page 33
... links provided in the My Computer window. 3. Select Properties > Hardware > Device Manager > Network Adapters. 4. If wireless networking is properly installed on troubleshooting WLANs, refer to use. For more information on your computer does not have a problem connecting to a WLAN, confirm that the integrated WLAN device is not listed in this chapter to the...
Notebook PC User Guide - Windows XP - Page 139
...this
● Enable/disable the wireless button state (enabled by default).
●...controller (LAN) (enabled by default).
● Enable/disable LAN/WLAN switching (disabled by default).
● Enable/disable embedded WWAN device (select ...the ambient light sensor (enabled by default).
● Enable/disable the notebook upgrade bay device (enabled by default).
● Enable/disable the ...
Notebook PC User Guide - Windows XP - Page 152
.... A vacuum cleaner can of the pen holder.
Cleaning the display
Gently wipe the display using a soft, lint-free cloth moistened with a straw extension. Cleaning procedures
Follow the procedures in this section to safely clean your notebook or tablet PC, turn off from sticking and to remove dust, lint, and particles trapped beneath the keys...
Notebook PC User Guide - Windows XP - Page 157
... certification label 14 wireless controls
button 16 operating system 16 wireless icon 15 wireless key, identifying 6, 7 wireless light 16 wireless light, identifying 4 wireless network (WLAN) connecting 19 corporate WLAN
connection 19 equipment needed 17 functional range 19
public WLAN connection 19 security 17 wireless network problems, troubleshooting 21 wireless switch 16 WLAN device 14...
Similar Questions
Compaq Presario 1200-xl Notebook Pc Will Not Turn On
(Posted by davdonn 9 years ago)
Hi, I Have A Hp Compaq 420 Laptop,, Wifi Is Not On Aft Fn N Wifi Key Pressed
Hi, i have a HP COMPAQ 420 Laptop, the wifi of the laptop is not switiching on even after i am press...
Hi, i have a HP COMPAQ 420 Laptop, the wifi of the laptop is not switiching on even after i am press...
(Posted by 83ashishd 10 years ago)
I Can Not Turn On My Compaq Presario Cq40-500 Notebook Pc Series.
I can not turn on my Compaq Presario CQ40-500 Notebook PC series.when turned on right in 5 secondsan...
I can not turn on my Compaq Presario CQ40-500 Notebook PC series.when turned on right in 5 secondsan...
(Posted by lydtomei 11 years ago)
My Compaq 420 Blututh Cant Be Work Properly.i Cant Switch On.
my compaq 420 intergrated blututh are not work properly.it seems that the error is incomplet applica...
my compaq 420 intergrated blututh are not work properly.it seems that the error is incomplet applica...
(Posted by j9jayant 11 years ago)