HP ProBook 4420s Support Question
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Question posted by moliChis on May 3rd, 2014
How To Turn Wireless On Hp Probook 4420
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Related HP ProBook 4420s Manual Pages
End User License Agreement - Page 1
![](/manualimages/1/h/hewlettpackard-dv61350us-end-user-license-agreement-c0b0968_1_e7ce.png)
![](/manualimages/1/h/hewlettpackard-dv61350us-end-user-license-agreement-c0b0968_1_e7ce.png)
...or electronic license terms accepted at time of the Software Product which constitutes non-proprietary HP software or software provided under public license by you shall be governed You may ...or storage device of the software license agreement accompanying such Freeware whether in this EULA:
a. HP and its suppliers reserve all or any Software Product, installed on a single computer ("Your...
End User License Agreement - Page 2
![](/manualimages/1/h/hewlettpackard-dv61350us-end-user-license-agreement-c0b0968_2_e7ef.png)
![](/manualimages/1/h/hewlettpackard-dv61350us-end-user-license-agreement-c0b0968_2_e7ef.png)
...EULA is expressly provided for the original Software Product identified by HP or its affiliates may no longer use of the HP Product with the update or supplement. This EULA will prevail.
... by law, including but not limited to the original Software Product provided by HP unless HP provides other applicable laws and international treaty provisions. The initial user of the Software...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 1
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_1_98ca.png)
It provides comprehensive information on identifying computer features, components, and spare parts; and performing computer disassembly procedures. HP ProBook 4320s Notebook PC HP ProBook 4321s Notebook PC HP ProBook 4420s Notebook PC HP ProBook 4421s Notebook PC
Maintenance and Service Guide
SUMMARY This guide is a troubleshooting reference used for maintaining and servicing the computer. ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 9
![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_9_7c86.png)
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HP ProBook 4420s Notebook PC
√
√
HP ProBook 4421s Notebook PC
√
Intel® Arrandale™
● i7-620M, 2.66-GHz (Turbo up to 3.33 GHz),
√
√
√
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4-MB L3 cache, 4 threads
● i5-...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 10
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_10_6b16.png)
...-MB ×
1) ● 2048-MB total system memory (1024-MB ×
2, dual channel) ● 1024-MB total system memory (1024-MB ×
1)
HP ProBook
4320s
HP ProBook4
320s / 4321s
HP ProBook
4420s
HP ProBook
4421s
UMA
Discrete
UMA
Discrete
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 11
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_11_0935.png)
...: ● 500-GB, 7200-rpm ● 320-GB, 7200-rpm ● 250-GB, 7200-rpm HP 3D DriveGuard (not available on Linux) Fixed 12.7-mm (0.50-in Brazil Modem cable not included
HP ProBook
4320s
HP ProBook4
320s / 4321s
HP ProBook
4420s
HP ProBook
4421s
UMA
Discrete
UMA
Discrete
√
√
√
√
√
√
√
√
√
√...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 12
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_12_fbf9.png)
Category Ethernet Wireless
External media cards Ports
Description
HP ProBook
4320s
HP ProBook4
320s / 4321s
HP ProBook
4420s
HP ProBook
4421s
UMA
Discrete
UMA
Discrete
Supports no modem option
√
√
√
√
10/100/1000 Ethernet network interface card (NIC)
√
√
√
√
...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 13
![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_13_4c34.png)
![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_13_4c34.png)
Category
Description
HP ProBook
4320s
HP ProBook4
320s / 4321s
HP ProBook
4420s
HP ProBook
4421s
UMA
Discrete
UMA
Discrete
USB 2.0 (3)
√
√
√
√
Combo eSATA/USB 2.0 (1)
√
√
√
√
HDMI
√
√
√
√
VGA (Dsub 15-...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 14
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_14_41a2.png)
..., Brazil, Latin America, Latin America - English, Brazil,
Latin America, Latin America - English,
Brazil, Latin America, Latin America - Category
Description
HP ProBook
4320s
HP ProBook4
320s / 4321s
HP ProBook
4420s
HP ProBook
4421s
UMA
Discrete
UMA
Discrete
Windows 7 Starter with Office 2007 Ready (excludes Japan)
√
√
√
√
Windows 7 Starter with...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 15
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_15_5aaa.png)
...
Windows 7 Home Premium 32
Windows 7 Home Basic 32
Windows 7 Starter
Windows Vista Business 32
Windows Vista Home Basic 32
Windows XP Professional
HP ProBook
4320s
HP ProBook4
320s / 4321s
HP ProBook
4420s
HP ProBook
4421s
UMA
Discrete
UMA
Discrete
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 16
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_16_8eb8.png)
Category Serviceability
Description
HP ProBook
4320s
HP ProBook4
320s / 4321s
HP ProBook
4420s
HP ProBook
4421s
UMA
Discrete
UMA
Discrete
Microsoft Office Ready DVD
√
√
√
√
DRDVD Windows 7 Home Premium/Windows 7
√
√
√
√
Professional
DRDVD Windows 7 ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 19
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_19_20fd.png)
..., is on . Blinking: The Web browser is being opened or closed . On: Caps lock is on . ● Amber: All wireless devices are off . ● Off: The TouchPad is on.
Lights
Component (1) TouchPad off indicator
(2) Caps lock light (3) HP QuickLook light (4) HP QuickWeb light (5) Power light
(6) Wireless light
Description
● Amber: The TouchPad is off .
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 70
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_70_3f05.png)
... 531993-001
CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by first unplugging the ... (1) from the computer.
4. Remove the two Phillips PM2.5×3.0 screws (2) that regulates wireless devices in Hibernation, turn the computer on page 49).
5. Remove the keyboard (see Product description on the WWAN ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 78
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_78_17f8.png)
...the WLAN module "Main" terminal.
If you .
2. Position the computer right-side up with a wireless module authorized for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, ...off or in Hibernation, turn the computer on the WLAN module. Disconnect the power from the computer by the governmental agency that regulates wireless devices in your country ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 112
![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_112_5987.png)
![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_112_5987.png)
...the bottom of the Computer Setup menu items listed in this
● Enable/disable the wireless switch state. ● Enable/disable embedded WLAN device radio. ● Enable/disable Network...Diagnostics, and System Configuration menus.
104 Chapter 5 Computer Setup
NOTE: Some of the screen. 2. Turn on LAN state.
◦ Disabled ◦ Boot to Network ◦ Follow Boot Order ●...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 116
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_116_cfa7.png)
... only when you enter Computer Setup by turning on any computer hard drive (enabled by your password.
● Enable/disable DriveLock on (not restarting) the computer. System IDs
Enter a user-defined computer asset tracking number and ownership tag.
108 Chapter 5 Computer Setup
HP SpareKey
Enable/disable HP SpareKey (disabled by default).
Disk Sanitizer...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 138
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_138_beb9.png)
...This process takes several minutes.
1. To find the partition, select
Start > Computer. Turn on the computer are permanently removed.
CAUTION: Using a Windows Vista operating system DVD completely...and reformats the hard drive. The f11 recovery tool reinstalls the operating system and HP programs and drivers that your operating system and programs using a Windows Vista operating ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 140
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_140_7836.png)
... follow these steps: 1. If possible, back up all personal files. 2.
Turn on file size and the speed of system failure or instability, the computer ...Start > All Programs > Accessories > System Tools > Backup. Software, drivers, and updates not installed by HP must be manually reinstalled. Click Start > All Programs > Accessories > System Tools > Backup. 2. Follow...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 160
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_160_ccc2.png)
...optical drives 3 panels 1 pointing devices 5 ports 4 power requirements 5 processors 1 product name 1
security 5 serviceability 8 visual 3 wireless 4 product name 1
Q QuickLook light, identifying 11 QuickWeb light, identifying 11
R recovering 126 recovery partition 130 release latches, battery ... cable slot, identifying 16 Security menu
allow reset of HP ProtectTools security keys 108
152 Index
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 161
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_161_3848.png)
...DriveLock 108 change password 108 Disk Sanitizer 108 DriveLock 108 HP Sparekey 108 HP Sparekey enrollment 108 password policy 108 set up BIOS administrator
... key, identifying 13 Windows recovery 129, 132 Windows Vista operating system
DVD 130 wireless antenna,
disconnecting 62, 70 wireless antennas 19 wireless, product description 4 WLAN antennas, identifying 19 WLAN module
removal 69 spare part ...
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