HP ProBook 4525s HP ProBook Notebook PC User Guide - Linux
HP ProBook 4525s - Notebook PC Manual
View all HP ProBook 4525s manuals
Add to My Manuals
Save this manual to your list of manuals |
HP ProBook 4525s manual content summary:
- HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 1
HP ProBook Notebook PC User Guide - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 2
contained herein is subject to change without notice. The only warranties for HP products and services are set forth in HP shall not be liable for technical or editorial errors or omissions contained herein. First Edition: March 2010 Document Part Number: 598085-001 Product notice This user guide - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 3
or rugs or clothing, to block airflow. Also, do not allow the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing, during operation. The computer and the AC adapter comply with the user-accessible surface temperature limits defined by the International Standard for - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 4
iv Safety warning notice - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 5
Identifying hardware ...1 Top components ...1 TouchPad ...1 Lights ...2 Buttons, speakers 15 Decreasing screen brightness 15 Increasing screen brightness 15 Switching the screen embedded numeric keypad 17 Enabling and disabling the embedded numeric keypad 17 Switching key functions on the - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 6
Cleaning the TouchPad and keyboard 28 Copying a CD or DVD ...28 Removing an optical disc (CD, DVD, or BD 28 The optical disc tray does not open for removal of a CD, DVD, or BD 29 Changing the current power management settings 32 Using external AC power ...32 Connecting the AC adapter 33 vi - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 7
2: Disable Hibernation and Suspend 38 Step 3: Discharge the battery 38 Step 4: Fully recharge the battery 38 Step 5: Reenable Hibernation and Suspend 39 Conserving battery power 39 Storing a battery ...39 Disposing of a used battery 39 Replacing the battery ...40 Testing an AC adapter ...40 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 8
62 Removing an ExpressCard 63 8 Memory modules ...65 Adding or replacing memory modules 65 9 Security ...76 Protecting the computer ...76 Using passwords ...76 Setting passwords in the operating system 77 Setting passwords in Computer Setup 77 Setup password ...77 Managing a setup password 78 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 9
Diagnostics menu ...86 System Configuration menu 87 Index ...89 ix - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 10
x - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 11
zone (3) Left TouchPad button (4) Right TouchPad button Description To turn the TouchPad zone on and off, quickly double-tap the TouchPad off indicator. NOTE: When the TouchPad zone is active, the light is off. Moves the pointer and selects or activates items on the screen. Functions like the - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 12
computer. Component (1) TouchPad off indicator (2) Caps lock light (3) E-mail client light (4) Web browser light 2 Chapter 1 Features Description ● Amber: The TouchPad is off. ● Off: The TouchPad is on. On: Caps lock is on. Blinking: Launching Evolution e-mail client. Blinking: Launching Firefox - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 13
Component (5) Power light (6) Wireless light Description ● On: The computer is on. ● Blinking: The computer is in the Suspend state. ● Off: The computer is off or in Hibernation. ● White: An integrated wireless device, such as a wireless local area - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 14
, press and hold the power button for at least 5 seconds to turn off the computer. To learn more about your power settings and how to change them, select Computer > Control Center > System > Power Management. Allows a fingerprint logon instead of - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 15
Keys NOTE: Refer to the illustration that most closely matches your computer. Component (1) esc key (2) fn key (3) Embedded numeric keypad keys (4) Function keys Description Displays system information when pressed in combination with the fn key. Executes frequently used system functions when - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 16
Blinking white: The hard drive or optical drive is being accessed. Supports the following optional digital card formats: ● Memory Stick ● Memory Stick Duo (adapter required) ● Memory Stick Pro (adapter jack, the computer speakers are disabled. Connects an optional computer headset microphone - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 17
. Blinking: The optical drive is being accessed. ● On: The computer is connected to external power and the battery is charging. ● Off: ◦ The computer is not connected to external power. ◦ The computer is connected to external power, but the battery is fully charged. Connects an AC adapter. Left - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 18
or stolen. Connects an AC adapter. ● On: The computer is connected to external power and the battery is charging. ● Off battery is fully charged. Enables airflow to cool internal components. NOTE: The computer fan external hard drive. Connects an optional USB device. Supports optional ExpressCards - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 19
such as an eSATA external hard drive. Connects an optional USB device. Supports optional ExpressCards. Component (1) Battery release latches (2) (2) Battery bay (3) SIM slot (select models only) Description Release the battery from the battery bay. Holds the battery. Contains a wireless subscriber - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 20
Component (1) Internal display switch (2) Internal microphone (3) Webcam light (select models only) (4) Webcam (select models only) Description Turns off the display if the display is closed while the power is on. Records sound. On: The webcam is in use. Records video and captures still photographs - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 21
see wireless regulatory notices, refer to the section of the Regulatory, Safety and Environmental Notices that applies to your country or region. These notices are located on the user guide CD included with your computer. Identifying hardware 11 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 22
(3) AC adapter Converts AC power to DC power. *Batteries and power cords vary in appearance by country or region. Identifying the labels The labels affixed to the computer provide information you may need when you troubleshoot system problems or travel internationally with the computer: ● Service - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 23
Have this information available when you contact technical support. The service tag label is affixed to the bottom . This label is located inside the battery bay. ● HP Mobile Broadband Module serial number label (select models only)-Provides the serial number of your HP Mobile Broadband Module. This - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 24
Computer > Control Center > TouchPad. Connecting an external mouse You can connect an external USB mouse to the computer using one of the USB ports on the computer. A USB device can be added by connecting the device to a USB port on the computer or on an optional docking device (select models only - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 25
NOTE: If a critical battery level occurs while the computer is in the Sleep state, the computer initiates Hibernation and the information stored in memory is saved to the hard drive. To exit Sleep, briefly press the power button. The function of the fn+f1 hotkey can be changed. For example, you can - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 26
pressing fn+f4 alternates the screen image from computer display to of devices that use them, are supported by the fn+f4 hotkey: ● LCD system only by using an optional docking device (select models only). Opening sound. Press the hotkey again to restore speaker sound. Decreasing speaker sound Press - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 27
and disabling the combination. ● To change the function of lock on or off on an external keypad as you work: ▲ Press the num lk key on the external keypad, not on the computer. Cleaning the TouchPad and keyboard Dirt and grease on the TouchPad can cause the pointer to jump around on the screen - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 28
keyboard regularly to prevent keys from sticking and to remove dust, lint, and particles that can become trapped beneath the keys. A can of compressed air with a straw extension can be used to blow air around and under the keys to loosen and remove debris. 18 Chapter 2 Pointing devices and keyboard - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 29
that allow you to listen to music, watch movies, and view pictures. Your computer may include the following multimedia components: ● Optical drive for playing audio and video discs ● Integrated speakers for listening to music ● Integrated microphone for recording your own audio ● Integrated webcam - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 30
is connected to the headphone jack, the computer speakers are disabled. Connects an optional computer headset microphone, stereo array microphone, or volume using the following controls: ● Computer volume keys: ◦ To mute or restore volume, press and hold the fn key (1), and then press the mute key - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 31
multimedia software on an optical disc. Depending on the hardware and software included with the computer, the following multimedia tasks may be supported: ● Playing digital media, including audio and video CDs, DVDs, and BDs, and Internet radio ● Creating or copying data CDs ● Creating, editing - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 32
the multimedia program you want to use. Installing multimedia software from a disc 1. Insert the disc into the optical drive. 2. When the installation wizard opens, follow the on-screen instructions. 3. Restart the computer if prompted to do so. Audio Your computer enables you to use a variety of - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 33
coded to match the corresponding jacks on the computer.) ● Be sure to install any drivers required by the external device. NOTE: A driver free of background noise. ▲ To confirm or change the audio settings on your computer, right- features: ● Watch movies ● Play games over the Internet ● Edit pictures - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 34
transfer the image to the device. Repeatedly pressing fn+f4 alternates the screen image between the computer display and the device. Using the HDMI port can support one HDMI device connected to the HDMI port, while simultaneously supporting an image on the computer display or any other supported - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 35
and DVD discs. If your optical drive is a Blu-ray Disc (BD) drive, it can also read BDs. NOTE: Some of the optical drives listed may not be supported by your computer. The listed drives are not necessarily all of the supported optical drives. Some optical drives can also write to optical discs, as - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 36
a CD) to store large projects that must be updated frequently. Typical uses include the following: ● Developing and maintaining large documents and project files ● Transporting work files ● Making weekly backups of hard drive files ● Updating photos, video, audio, and data continuously 26 Chapter - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 37
to a CD or DVD that cannot be changed. LightScribe DVD+R discs Use LightScribe DVD+R discs drives and DVD video players. With a LightScribe-enabled drive and LightScribe software, you can write data to the disc, and then add definition video playback and storage ● Video games NOTE: As Blu-ray is a new - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 38
pane, click Disc copy. 3. Insert the disc you want to copy into the optical drive. 4. Follow on-screen instructions to copy or create a CD or DVD. Removing an optical disc (CD, DVD, or BD) 1. Press the release button (1) on the drive bezel to release the disc tray, and then gently pull out the tray - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 39
and place the disc in a protective case. The optical disc tray does not open for removal of a CD, DVD, or BD 1. Insert the end of a paper clip (1) into the release access in the front bezel of the drive. 2. Press in gently on the paper clip until the disc tray is released, and - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 40
an integrated webcam, located at the top of the display. With the preinstalled software, you can use the webcam to take a photo, record a video, or make an audio recording. You can preview the photo, video recording, or audio recording, and save it on your computer hard drive. NOTE: Cheese is - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 41
Using power-saving states The computer has two power-saving states enabled at the factory: Suspend and Hibernation. When Suspend is initiated, the power light blinks and the screen clears. Your work is saved to memory, letting you exit Suspend faster than exiting Hibernation. If the computer is in - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 42
replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP. ● Approved AC adapter ● Optional docking device (select models only) or expansion product Connect the computer to external AC power under any of the following conditions: WARNING! Do not charge the computer battery - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 43
. When the computer is plugged into external AC power, the computer runs on AC power. If the computer contains a charged battery and is running on external AC power supplied through the AC adapter, the computer switches to battery power if the AC adapter is disconnected from the computer. NOTE: The - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 44
replacement battery provided by HP, or a compatible battery purchased from HP. Computer battery life varies, depending on power management settings, programs running on the computer, display brightness, external devices connected to the computer, and other factors. Inserting or removing the battery - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 45
Remove the battery (2). Charging a battery WARNING! Do not charge the computer battery while you are onboard an aircraft. The battery charges whenever the computer is plugged into external power through an AC adapter, an optional power adapter, an optional expansion product, or an optional docking - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 46
Hibernation, do not restore power until the power lights turn off. Resolving a low battery level when external power is available ▲ Connect one of the following devices: ● AC adapter ● Optional expansion product or docking device (select models only) ● Optional power adapter 36 Chapter 4 Power - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 47
when the computer is off. To fully charge the battery: 1. Insert the battery into the computer. 2. Connect the computer to an AC adapter, optional power adapter, optional expansion product, or optional docking device (select models only), and then plug the adapter or device into external power. The - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 48
Step 2: Disable Hibernation and Suspend 1. Click the Power icon, located on the far right of the taskbar, and then click Preferences. 2. Under the Running on AC and Running on Battery tabs, record the current values for the following settings: ● Put the display to Suspend when the computer is - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 49
fire or water. Do not expose a battery to temperatures above 60˚C (140˚F). Replace the battery only with a battery approved for this computer. Refer to the Regulatory, Safety and Environmental Notices for battery disposal information. These notices are located on the user guide CD included with your - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 50
a replacement battery. If the battery is possibly covered by an HP warranty, instructions include a warranty ID. NOTE: To ensure that you always have battery power when you need it, HP recommends purchasing a new battery when the storage capacity indicator turns green-yellow. Testing an AC adapter - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 51
the following emergency procedures in the sequence provided: ● Press and hold the power button for at least 5 seconds. ● Disconnect the computer from external power and remove the battery. Shutting down the computer 41 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 52
Removable external drives expand your options for storing and accessing information. A USB device can be added by connecting the device to a USB port on the computer or on an optional docking device (select models only). USB drives include the following types: ● 1.44-megabyte diskette drive ● Hard - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 53
Drive Using optional external devices NOTE: For more information about required software and drivers, or to learn which computer port to use, refer to the manufacturer's instructions a flat surface, with the battery bay toward you. 6. Remove the battery from the computer. Replacing the hard drive 43 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 54
7. Remove the screws from the battery area. NOTE: Refer to the illustration that most closely matches your computer. 44 Chapter 5 Drives - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 55
back edge of the computer. NOTE: Some models do not have any screw covers or screws to remove. 9. Turn the computer display-side up, and then open the computer as far as possible. CAUTION cover straight back toward the display (1), and then remove the switch cover (2). Replacing the hard drive 45 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 56
11. Remove the screws from the keyboard. NOTE: Refer to the illustration that most closely matches your computer. 46 Chapter 5 Drives - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 57
the display (1), and then rotate it to the right side (2) to gain access to the keyboard cable connector. CAUTION: Do not rip the keyboard cable. Replacing the hard drive 47 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 58
13. Release the ZIF connector (1) to which the keyboard cable is attached, disconnect the keyboard cable (2) from the system board by pulling upward, and then remove the keyboard from the computer (3). NOTE: Refer to the illustration that most closely matches your computer. 48 Chapter 5 Drives - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 59
rest the palm rest on the computer (2). 16. Remove the 2 hard drive screws (1), and then loosen the captive screw (2) that secures the hard drive. 17. Use the plastic tab (3) on the hard drive to slide the hard drive to the right to disconnect it from the system board. Replacing the hard drive 49 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 60
18. Lift the hard drive (4) out of the hard drive bay. To install a hard drive: 1. Insert the hard drive into the hard drive bay (1). 2. Use the plastic tab (2) on the hard drive to slide the hard drive to the left to connect it to the system board. 3. Replace the 2 hard drive screws (3), and then - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 61
4. Turn over the palm rest (1), resting it in the palm rest tray, and then slide the palm rest to the left to reconnect it to the base enclosure (2). 5. Replace the screws in the palm rest. 6. Place the keyboard upside down on the palm rest of the computer (1). Replacing the hard drive 51 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 62
7. Insert the keyboard cable (2) into the ZIF connector (3) on the system board, and then secure the connector. NOTE: Refer to the illustration that most closely matches your computer. 52 Chapter 5 Drives - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 63
8. Turn over the keyboard (1) into the keyboard tray, and then slide the keyboard (2) into place. NOTE: Refer to the illustration that most closely matches your computer. Replacing the hard drive 53 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 64
9. Replace the screws on the keyboard. NOTE: Refer to the illustration that most closely matches your computer. 54 Chapter 5 Drives - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 65
11. Close the computer display. 12. Turn the computer upside down on a flat surface, with the battery bay toward you. 13. Replace the 2 screws (1) and their covers (2) on the back edge of the computer. NOTE: Some models do not have any screws or screw covers to replace. Replacing the hard drive 55 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 66
14. Replace the screws in the battery area. NOTE: Refer to the illustration that most closely matches your computer. 15. Replace the battery. 16. Turn the computer right-side up, and then reconnect external power and external devices. 17. Turn on the computer. 56 Chapter 5 Drives - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 67
, such as a USB keyboard, mouse, drive, printer, scanner, or hub. Some USB devices may require additional support software, which is usually included with the device. For more information about device-specific software, refer to the manufacturer's instructions. Your computer model has 4 USB ports - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 68
Changes and Exit. Then, follow the on-screen instructions. Your preferences go into effect when the computer restarts. Using an eSATA device An eSATA port connects an optional high-performance eSATA component, such as an eSATA external hard drive. Some eSATA devices may require additional support - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 69
Using external drives Removable external drives expand your options for storing and accessing information. A USB drive can be added by connecting the drive to a USB port on the computer. USB drives include the following types: ● 1.44-megabyte diskette drive ● Hard drive module (a hard drive with an - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 70
connecting a powered device, be sure that the device is turned off and the AC power cord is unplugged. 1. Connect the device to the computer. 2. If are connecting a powered device, plug the device power cord into a grounded AC outlet. 3. Turn on the device. To disconnect an unpowered external device, - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 71
as well as with other computers. The Digital Media Slot supports the following digital card formats: ● Memory Stick ● Memory Stick Duo (adapter required) ● Memory Stick Pro (adapter required) ● MultiMediaCard (MMC) ● Secure Digital (SD) Memory Card ● xD-Picture Card (XD) ● xD-Picture Card (XD) Type - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 72
required for your device. If you are instructed by the ExpressCard manufacturer to install device drivers: ● Install only the device drivers for your operating system. ● Do not install other software, such as card services, socket services, or enablers, supplied by the ExpressCard manufacturer - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 73
information and close all programs associated with the ExpressCard. NOTE: Refer to the ExpressCard user documentation for complete instructions on safe card removal. 2. Release and remove the ExpressCard: a. Gently press in on the ExpressCard (1) to unlock it. b. Pull the ExpressCard out of the slot - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 74
64 Chapter 7 External media cards - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 75
has one memory module compartment, which is located under the keyboard. The memory capacity of the computer can be upgraded by adding a memory module to the vacant expansion memory module slot or by upgrading the existing memory module in the primary memory module slot. All memory modules installed - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 76
7. Remove the screws from the battery area. NOTE: Refer to the illustration that most closely matches your computer. 66 Chapter 8 Memory modules - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 77
back edge of the computer. NOTE: Some models do not have any screw covers or screws to remove. 9. Turn the computer display-side up, and then open the computer as far as possible. straight back toward the display (1), and then remove the switch cover (2). Adding or replacing memory modules 67 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 78
11. Remove the screws from the keyboard. NOTE: Refer to the illustration that most closely matches your computer. 68 Chapter 8 Memory modules - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 79
right side (2) to gain access to the keyboard connector. CAUTION: Do not rip the keyboard cable. 13. If you are replacing a memory module, remove the existing memory module: CAUTION: To prevent damage to the memory module, hold the memory module by the edges only. Do not touch the components on the - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 80
module (2), and gently pull the module out of the memory module slot. To protect a memory module after removal, place it in an electrostatic-safe container. 14. Insert a new memory module: CAUTION: To prevent damage to the memory module, hold the memory module by the edges only. Do not touch the - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 81
c. Gently press the memory module (3) down, applying pressure to both the left and right edges of the memory module, until the retention clips snap into place. Adding or replacing memory modules 71 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 82
15. Turn over the keyboard (1) into the keyboard tray, and then slide the keyboard (2) into place. NOTE: Refer to the illustration that most closely matches your computer. 72 Chapter 8 Memory modules - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 83
16. Replace the screws on the keyboard. NOTE: Refer to the illustration that most closely matches your computer. Adding or replacing memory modules 73 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 84
slide the switch cover into place (2). 18. Close the computer display. 19. Turn the computer upside down on a flat surface, with the battery bay toward you. 20. Replace the 2 screws (1) and their covers (2) on the back edge of the computer. NOTE: Some models do not have any screws or screw covers - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 85
21. Replace the screws in the battery area. NOTE: Refer to the illustration that most closely matches your computer. 22. Replace the battery. 23. Turn the computer right-side up, and then reconnect external power and external devices. 24. Turn on the computer. Adding or replacing memory modules 75 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 86
Computer Setup (f10) Unauthorized access to the contents of a hard drive Unauthorized reset of Computer Setup (f10) passwords Power-on authentication using passwords or smart cards Setup password in Computer Setup* DriveLock password in Computer Setup* Stringent security feature in Computer Setup - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 87
or exit Hibernation. Call technical support or your authorized service provider for additional information. ● If you forget both the user password and the master DriveLock password set in Computer Setup, the hard drive that is protected by the passwords is permanently locked and can no longer be - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 88
your computer. If you forget both DriveLock passwords, the hard drive will be permanently locked and can no longer be used. DriveLock protection prevents unauthorized access to the contents of a hard drive. DriveLock can be applied only to the internal hard drive(s) of the computer. After DriveLock - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 89
keys to select File > Save changes and exit. Then follow the instructions on the screen. Your preferences go into effect when the computer restarts. Entering a DriveLock password Be sure that the hard drive is inserted into the computer (not into an optional docking device or external MultiBay). At - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 90
in the lower-left corner of the screen. 2. Use the arrow keys to select Security > DriveLock passwords, and then press enter. 3. Use the arrow keys to select the location of the internal hard drive, and then press f10. 4. Use the arrow keys to select Disable in the Protection field, and then press - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 91
Password options and then press enter. 3. Use the arrow keys to select Disable in the Stringent security field, and then press f10. 4. To save your preferences, use the arrow keys to select File > Save changes and exit. Then follow the instructions on the screen , cache and memory size, and system - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 92
for more information. NOTE: Under some circumstances a firewall can block access to Internet games, interfere with printer or file sharing on a network, or block authorized e-mail attachments. To temporarily solve the problem, disable the firewall, perform the task that you want to perform, and then - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 93
NOTE: The location of the security cable slot varies by computer model. Installing a security cable 83 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 94
not support the TouchPad. Navigation and selection are by keystroke: ● To choose a menu or a menu item, use the arrow keys. ● To select an item, press enter. ● To close open dialog boxes and return to the main Computer Setup screen, press esc. ● To view navigation information, press f1. ● To change - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 95
arrow keys to select File > Save Changes And Exit. Then follow the instructions on the screen. Your preferences go into effect when the computer restarts. NOTE: Your password settings and security settings are not changed when you restore the factory settings. Computer Setup menus The menu tables - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 96
To do this Enter, change, or delete a setup password. ● Enable/disable stringent security. ● Enable/disable the password requirement on computer restart. ● Enable/disable DriveLock on any computer hard drive. ● Enter, change, or disable DriveLock on an optional MultiBay hard drive. NOTE: DriveLock - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 97
boot device: USB SuperDisk ◦ 4th boot device: Notebook hard drive ◦ 5th boot device: USB hard disk ◦ 6th boot device: Network controller ● Swap the functions of the fn key and left ctrl key. ● Enable/disable USB legacy support. When enabled, USB legacy support allows the following: ◦ Use of a USB - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 98
Device Radio. ● Enable/disable embedded Bluetooth Device Radio. ● Enable/disable Network Interface Controller (NIC) ● Enable/disable LAN/WLAN Switching. ● Enable/disable Wake on LAN. ● Enable/disable the integrated camera (webcam) ● Enable/disable USB port. ● Enable/disable ExpressCard slot. 88 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 99
Diagnostic menu 86 digital card inserting 61 removing 62 diskette drive 42, 59 display image, switching 16 screen brightness hotkeys 15 drive light, identifying 6 drive media 31 DriveLock password changing 79 description 78 entering 79 removing 80 setting 79 drives Blu-ray R/RE DVD+/-RW SuperMulti - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 100
13 WLAN 13 latches, battery release 9 legacy support, USB 84, 87 lights AC adapter 7, 8 caps lock 2 drive 6 e-mail 2 optical drive 7 power 3 TouchPad 1, 2 Web browser 2 webcam 10 M Media Card Reader, identifying 6 media controls, hotkeys 16 memory module removing 69 replacing 65 microphone (audio-in - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 101
1, 2 TouchPad zone identifying 1 traveling with the computer modem approval label 13 troubleshooting optical disc tray 29 U USB cable, connecting 57 USB devices connecting 57 description 57 removing 57 USB hubs 57 USB legacy support 58, 84, 87 USB ports, identifying 7, 8, 9, 57 user password 77 - HP ProBook 4525s | HP ProBook Notebook PC User Guide - Linux - Page 102
HP ProBook Notebook PC
User Guide