HP ProBook 4420s Support Question
HP ProBook 4420s Support Question
Find answers below for this question about HP ProBook 4420s - Notebook PC.Need a HP ProBook 4420s manual? We have 3 online manuals for this item!
Question posted by rabugi on August 9th, 2014
How To Turn Touchpad Back On Hp Probook 4320s
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Current Answers
Answer #1: Posted by freginold on November 4th, 2014 7:32 PM
freginold
Member since:
December 20th, 2011 Points: 23,253,885
Member since:
December 20th, 2011 Points: 23,253,885
You can turn the touchpad on or off by double-tapping the touchpad off indicator, located in the upper left corner of the touchpad. To see the exact location of this indicator, look at the diagram on page 11 of the maintenance and service guide. (The touchpad indicator is #1 in the picture.)
Related HP ProBook 4420s Manual Pages
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 1
... on identifying computer features, components, and spare parts; troubleshooting computer problems; 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
...;
● 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
...-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
... 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
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
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
... 2007 Ready (excludes Japan)
√
√
√
√
6 Chapter 1 Product description 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
...
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
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
... 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.
(3) Left...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 19
... area network (WLAN) device and/or a Bluetooth® device, is on. ● Amber: All wireless devices are off . ● Off: The TouchPad is on . Top components 11 On: Caps lock 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...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 72
... screws (1) that secure the palm rest to the computer. 3. Palm rest
Description Palm rest (includes TouchPad) ● For use with fingerprint reader and 33.8-cm (13.3-in) displays ● For use... the palm rest: 1. Position the computer right-side up with 35.6-cm (14.0-in Hibernation, turn
the computer on page 49). 5. Disconnect all external devices connected to the
computer.
64 Chapter ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 73
... connector (3), and then remove the TouchPad cable (4) from the system board.
5. Remove the palm rest (5). Component replacement procedures 65
3. Release the fingerprint reader connector (1), and then remove the fingerprint reader cable (2) from the system board.
6. Reverse this procedure to the right (2), and then turn it over from the front edge (3) until it...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 106
...Menu"
message is displayed at the bottom of the
screen, or use either a pointing device (TouchPad, pointing stick, or USB mouse) or the keyboard to click the item. ● To...follow these steps: 1. To start Computer Setup, follow the on or restart the computer. 2. Turn on -screen instructions. NOTE: An external keyboard connected by your computer. Starting Computer Setup
Computer ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 113
...1. or - Use the tab key and the arrow keys to select File > Restore defaults. 4. Turn on or restart the computer, and then press esc while the "Press the ESC key for Startup
Menu...up arrow or the down arrow in the upper-right corner of the
screen, or use either a pointing device (TouchPad, pointing stick, or USB mouse) or the keyboard to navigate and make selections in Computer Setup. 2. or ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 116
... run Disk Sanitizer, the data on any computer hard drive (enabled by turning on the primary hard drive or the drive in this
Setup BIOS Administrator Password
Set up a BIOS administrator password. Always Prompt for HP SpareKey Enrollment
Enable/disable HP SpareKey enrollment (disabled by default).
NOTE: DriveLock settings are accessible only when...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 120
...Setup are not supported in the lower-left corner of the screen. 2. Open Computer Setup by turning on or restarting the computer, and then pressing f10 while the
"F10 = ROM Based Setup"... Setup only if USB legacy support is not operating system based, it does not support the TouchPad.
Then follow the instructions on the screen. ● To save your preferences and exit Computer...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 138
...steps: 1. If possible, back up all personal files. 2. Turn on an external drive) is displayed at the bottom of the HP Recovery partition. Restart the computer, and then insert the Windows Vista... Computer. Press f11 while the "Press for the presence of the screen. 4. NOTE: If the HP Recovery partition has been deleted, you have created and any keyboard key. 4. All files you must ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 140
... operating system and programs
CAUTION: The recovery process reformats and completely erases the hard drive. Turn on -screen instructions. Performing a recovery
In case of the computer. 1. If possible, ... operating system, software, and drivers. Software, drivers, and updates not installed by HP must be manually reinstalled. To recover your computer.
132 Chapter 7 Backup and recovery...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 159
...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,
...
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