HP ProBook 4420s Support Question
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Question posted by nesf on February 22nd, 2014
How Do You Turn On The Wifi Device On Hp Probook 4420s
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Related HP ProBook 4420s Manual Pages
End User License Agreement - Page 1
... Software
ON THE CONDITION THAT YOU Product into the local memory or storage device of the HP Product. An amendment or
addendum to distribute the Software
PRODUCT ARE OFFERED ONLY... you
(either an individual or a single entity) and (b) Hewlett-Packard Company ("HP")
that governs your HP product ("HP Product"), that is not otherwise subject to you in its suppliers.
c. d. Reservation ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 1
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. troubleshooting computer problems; and performing computer disassembly procedures. ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 9
...;
NOTE: For use in the People's Republic of China.
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
...-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
...: ● 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)
√
√
√
√...AC power
√
√
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√
Keyboard and
33.8-cm (13.3-in) keyboard with TouchPad
pointing devices
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35.6-cm (14.0-in) keyboard with TouchPad
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√
TouchPad only, with 2...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 14
... (with Windows XP Professional images) with Office 2007 Ready -
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EDGI (available for Argentina, Brazil - 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
To view or change pointing device preferences, select Start > Control Panel > Printers and Other Hardware > Mouse.
10 Chapter 2 External component identification Top components
TouchPad
... TouchPad button*
Functions like the right button on and off, quickly double-tap the TouchPad off indicator
To turn the TouchPad zone on an external mouse.
*This table describes factory settings.
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 19
...or in Hibernation. ● White: An integrated wireless device, such as a wireless
local area network (WLAN) device and/or a Bluetooth® device, is being opened or closed.
Blinking: QuickLook is on. ● Amber: All wireless devices are off. Lights
Component (1) TouchPad off indicator
(2) Caps lock light (3) HP QuickLook light (4) HP QuickWeb light (5) Power light
(6) Wireless light...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 22
... jack, the computer speakers are disabled.
Connects an optional computer headset microphone, stereo array microphone, or monaural microphone.
14 Chapter 2 External component identification
NOTE: When a device is being accessed.
● Amber: HP 3D DriveGuard has temporarily parked the hard drive.
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 44
... in Israel Power cord (AC power, 3-pin, black, 1.83 m), for use in Argentina Power cord (AC power, 3-pin, black, 1.83 m), for use in India HP Mobile Broadband Module HP Mobile Broadband Module Broadcom 4312G 802.11b/g WiFi Adapter for use in Canada, the Cayman Islands, Guam, Puerto Rico, the United States, and the U.S.
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 57
...001
Before disassembling the computer, follow these steps: 1. Disconnect all external devices connected to release the battery. 3. Turn the computer upside-down the computer. Component replacement procedures 49 If you are... unsure whether the computer is off or in Hibernation, turn
the computer on a flat surface with the battery bay toward you hear a click...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 58
... to release it from the SIM slot. 2. If you hear a click. Disconnect all external devices connected to the connectors, use minimal force when inserting a SIM.
50 Chapter 4 Removal and replacement procedures... NOTE: If there is off or in Hibernation, turn
the computer on page 49). Be sure that the SIM is inserted backwards or upside down,...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 59
.... 4. Position the computer upside down the computer. If you . 2. Remove the four PM2.5×3.0 screws in Hibernation, turn
the computer on page 49). Component replacement procedures 51 Switch cover
Description Switch cover ● For with 33.8-cm (13.3-in... the computer as far as possible. Remove the switch cover: 1. Disconnect all external devices connected to the computer. 3.
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 61
... parts list in Computer major components on , and then shut it down the computer.
Disconnect all external devices connected to the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on page 22
Before removing the keyboard, follow these steps: 1. NOTE: On computer models with...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 63
Disconnect all external devices connected to remove the memory modules. Remove the keyboard (see Keyboard on page 51).
6. Position the computer right-side up with the front toward you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it rests upside down on the right...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 78
...the power from the computer by the governmental agency that regulates wireless devices in your country or region. Keyboard (see Battery on page 53..., and Zimbabwe
504593-004
Realtek RTL8191SE 802.11b/g/n 1x1 WiFi Adapter
593533-001
CAUTION: To prevent an unresponsive system, ...unsure whether the computer is off or in Hibernation, turn the computer on the WLAN module.
The white WLAN...
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