HP ProBook 4420s Support Question
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Question posted by jayesalfa on May 1st, 2014
How Do I Unlock The Touchpad On The Hp Probook 4320
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Related HP ProBook 4420s Manual Pages
End User License Agreement - Page 1
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... you
(either an individual or a single entity) and (b) Hewlett-Packard Company ("HP")
that governs your HP product ("HP Product"), that it is provided to you via the internet and was originally licensed ...THIS EQUIPMENT: This
End-User license Agreement ("EULA") is a legal agreement between you and HP or its online documentation. GRANT OF LICENSE. If the Software Product is used only for ...
End User License Agreement - Page 2
![](/manualimages/1/h/hewlettpackard-dv61350us-end-user-license-agreement-c0b0968_2_e7ef.png)
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...OF DATA. You agree that the right to the extent that HP and its suppliers and are protected by HP unless HP provides other applicable laws and international treaty provisions.
After upgrading, you...elsewhere in such recovery solution shall be licensed for the original Software Product identified by HP as other terms along with /for your upgrade eligibility.
3. To use technical ...
End User License Agreement - Page 3
![](/manualimages/1/h/hewlettpackard-dv61350us-end-user-license-agreement-c0b0968_3_d027.png)
![](/manualimages/1/h/hewlettpackard-dv61350us-end-user-license-agreement-c0b0968_3_d027.png)
... with all of this information in a form that personally identifies you in its suppliers under HP's standard commercial license.
12. Government under any purpose prohibited by you .
11. GOVERNMENT ... Computer Software Documentation, and Technical Data for the Software Product or U.S. $5.00. HP agrees not to use this EULA and your exclusive remedy for all laws and regulations ...
End User License Agreement - Page 4
![](/manualimages/1/h/hewlettpackard-dv61350us-end-user-license-agreement-c0b0968_4_bf41.png)
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...oral or written communications, proposals and representations with the HP Product) is subject to the Software Product or any HP policies or
programs for technical or editorial errors or omissions...terms of their respective companies.
Rev. 10/03
5096-031*
355096-031 APPLICABLE LAW. HP shall not be construed as constituting an additional warranty. This EULA (including any addendum ...
PERJANJIAN LISENSI PENGGUNA-AKHIR (Indonesia) - Page 4
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![](/manualimages/u/7/hewlettpackard-dv61350us-perjanjian-lisensi-penggunaakhir-indonesia-c0b0968_4_aa8f.png)
... are set forth in the express
warranty statements accompanying such products and services . Rev. 06/04
355096-BW1 Jika ada ketentuan dalam kebijakan atau program HP untuk layanan dukungan yang bertentangan dengan ketentuan EULA ini, maka yang berlaku adalah ketentuan EULA ini
© 2003 Hewlett-Packard Development Company, L.P. The information contained...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 1
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troubleshooting computer problems; 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. It provides comprehensive information on identifying computer features, ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 2
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_2_09e9.png)
... accompanying such products and services. SD Logo is a trademark of Microsoft Corporation. Nothing herein should be liable for HP products and services are set forth in the United States and other countries. HP shall not be construed as constituting an additional warranty. First Edition: March 2010
Document Part Number: 595288-001 Bluetooth...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 5
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_5_716a.png)
Table of contents
1 Product description ...1
2 External component identification ...9 Identifying hardware ...9 Top components ...10 TouchPad ...10 Lights ...11 Buttons, speakers, switches, and fingerprint reader (select models only 12 Keys ...13 Front components ...14 Right-side components ...15 Left-side components ......
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 9
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_9_7c86.png)
...;
● 33.8-cm (13.3-in) HD (1366×768 resolution)
√
√
1 1 Product description
Category Product Name
Processors
Chipsets Graphics Panels
Description
HP ProBook
4320s
HP ProBook4
320s / 4321s
HP ProBook
4420s
HP ProBook
4421s
UMA
Discrete
UMA
Discrete
HP ProBook 4320s Notebook PC
√
√
NOTE: Discrete not for use in the People's Republic of China.
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 10
![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_10_6b16.png)
![](/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)
... drives: ● 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
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![](/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)
√
√
√...Keyboard and
33.8-cm (13.3-in) keyboard with TouchPad
pointing devices
√
√
35.6-cm (14.0-in) keyboard with TouchPad
√
√
TouchPad only, with 2 TouchPad buttons and
√
√
√
√...
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)
... 2007 Ready -
√
√
√
√
EDGI (available for Argentina, Brazil - 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 18
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_18_6774.png)
... and Other Hardware > Mouse.
10 Chapter 2 External component identification NOTE: When the TouchPad zone is active, the light is off indicator. Top components
TouchPad
Component
Description
(1) TouchPad off indicator
To turn the TouchPad zone on and off, quickly double-tap the TouchPad off .
(2) TouchPad zone*
Moves the pointer and selects or activates items on the screen...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 19
![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_19_20fd.png)
![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_19_20fd.png)
... area network (WLAN) device and/or a Bluetooth® device, is on. ● Amber: All wireless devices are off . ● Off: The TouchPad is on . On: Caps lock is on .
Top components 11
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...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 159
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![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_159_037f.png)
...pin assignments 135 heat sink removal 74 spare part number 26, 74 HP Mobile Broadband Module spare part number 36 HP QuickLook 2 110 HP SpareKey enrollment 108
I internal display switch,
identifying 12, 18 internal...AC adapter 16 caps lock 11 drive 14 optical drive 15 power 11 QuickLook 11 QuickWeb 11 TouchPad 10, 11 webcam 18
M mass storage devices, spare part
numbers 33 Media Card Reader,
...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 161
![](/manualimages/p/7/hewlettpackard-probook-4320s-hp-probook-4320s-4321s-4420s-4421s-notebook-pcs-maintenance-service-guide-80406a2_161_3848.png)
![](/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
... thermal material,
replacement 76 tools required 43 top cover
removal 89 spare part number 27, 89 TouchPad identifying 10 TouchPad indicator, identifying 10, 11 transporting guidelines 46
U Unified Extensible Firmware
Interface (UEFI) mode 110 ...
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