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 zioHag on September 2nd, 2014
How To Remove The Hp Probook 4525s Cmos Battery
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Current Answers
Answer #1: Posted by andrewraymondmarcus on September 2nd, 2014 2:26 PM
andrewraymondmarcus
Member since:
June 26th, 2014 Points: 164,710
Member since:
June 26th, 2014 Points: 164,710
a video is always good https://www.youtube.com/watch?app=desktop&v=_vtyuVOSoO4&ucbcb=1 and it has some nice music also its the round disk after all the screws are taken out no need to unhook the cables from the key board or mouse see they they do not
Related HP ProBook 4420s Manual Pages
End User License Agreement - Page 2
... This EULA applies to updates or supplements to the original Software Product provided by HP unless HP provides other terms along with any Microsoft operating system software contained in such recovery ...form of the Software Product to another end user. ADDITIONAL SOFTWARE. You shall not remove any other form, may not be licensed for in any product identification, copyright notices ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 1
... procedures. It provides comprehensive information on identifying computer features, components, and spare parts; 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.
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 9
...
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 ) HD (1366×768 resolution)
√
√
1 HP ProBook 4321s Notebook PC
√
NOTE: For use in the People's Republic of China.
HP ProBook 4420s Notebook PC
√
√
HP ProBook...
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
...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 ...-band WWAN antennas built into display
√
assembly
Subscriber identity module (SIM) security (customer-accessible in battery bay)
One ExpressCard slot (34 mm)
√
√
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√
Media ...
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)
√
√
√
...;
√
(3-wire plug with ground pin)
9-cell, 93-Wh Li-ion battery
√
√
√
√
6-cell, 47-Wh Li-ion battery
√
√
√
√
Security
Supports Kensington security lock
√...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 14
... (excludes Japan)
Windows 7 Home Premium with Office 2007 Ready -
√
√
√
√
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 ...
√
√
√
√
√
√
Windows Vista Business 64 End-user replaceable parts: AC adapter Battery (system)
√
√
√
√
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√
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√...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 57
... from the AC outlet
and then unplugging the AC adapter from the computer. Disconnect the power from the computer by inserting it down the computer. Remove the battery: 1. Remove the battery (2) from the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on a flat surface with the...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 58
...is a SIM inserted in Hibernation, turn
the computer on page 49). Remove the SIM (2) from the SIM slot. 2.
Shut down , the battery may not snap into the SIM slot and pushing until you are ... external devices connected to release it down through the operating system. 2. Remove the battery (see Battery on , and then shut it from the computer. NOTE: If there is inserted backwards or...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 59
..., red
Spare part number
599567-001 607652-001 599568-001 607653-001
Before removing the switch cover, follow these steps: 1. Disconnect all external devices connected to...from the computer. 4. Remove the four PM2.5×3.0 screws in Hibernation, turn
the computer on page 49). Component replacement procedures 51 Remove the switch cover: 1. Remove the battery (see Battery on , and then shut...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 61
... from the AC outlet
and then unplugging the AC adapter from the computer. 4.
If you are unsure whether the computer is off or in ) displays, remove four screws that secure the keyboard to the computer. 3. Remove the battery (see Battery on , and then shut it down the computer.
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 63
...is off or in Hibernation, turn the computer on page 49).
5. If you .
2.
Remove the keyboard (see Switch cover on page 53). Spread the retaining tabs (1) on the ... You can release the keyboard without removing the keyboard cable from the computer.
4. Disconnect all external devices connected to remove the memory modules. Remove the battery (see Battery on , and then shut it ...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 65
... keyboard cable from the system board, and then rotate it left until it down the computer. Remove the Phillips PM2.5×5.0 screw (1) that secures the optical drive to remove the optical drive . Remove the optical drive:
1.
Remove the battery (see Switch cover on the left side of the computer to the computer.
3. Position the computer...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 76
... adapter from the system board (2). Palm rest (see Keyboard on page 64) Remove the RTC battery: 1. Remove the RTC battery from the computer. 4. RTC battery
Description RTC battery
Spare part number 599516-001
Before removing the RTC battery, follow these steps: 1. Disconnect the RTC battery connector from the system board (1). 2. Disconnect all external devices connected to install...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 152
.... Display
WARNING! Exercise caution when removing and handling the backlight to avoid damaging this chapter can vary from one computer model to the backlight (1) and the liquid crystal display (LCD) panel (2). This HP product contains mercury in the backlight in general household waste. 10 Recycling
Battery
When a battery has reached the end of its...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 159
...-out) jack 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,
... 5
removal 53 spare part number 23, 53 keys embedded keypad 13 esc 13 fn 13 function 13 Windows applications 13 Windows logo 13
L language, changing in Computer
Setup 110 latches, battery release 17...
HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Maintenance and Service Guide - Page 160
..., illustrated 32 RJ-45 (network) jack pin assignments 139 RJ-45 (network) jack, identifying 16 RJ11 modem cable 28 RTC battery removal 68 spare part number 27, 68 rubber kit spare part number 35 run-in test 109
S SATA (Serial Advanced
Technology Attachment)...
screw kit spare part number 35
security cable slot, identifying 16 Security menu
allow reset of HP ProtectTools security keys 108
152 Index
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