HP ProBook 4540s HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP
HP ProBook 4540s Manual
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- HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 1
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC Maintenance and Service Guide - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 2
Copyright 2012 Hewlett-Packard Development Company, L.P. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Intel and Core are trademarks or registered trademarks of Intel Corporation in the United States and other countries. Microsoft and Windows are - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 3
the computer, do not place the computer directly on your lap or obstruct the computer air vents. Use the computer only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow. Also, do - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 4
iv Safety warning notice - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 5
External component identification ...8 Display ...8 Top ...9 TouchPad ...9 Lights ...10 Buttons, speakers, and fingerprint reader (select models only 11 Keys ...12 Model 4540s ...12 Model 4440s/4441s 13 Front ...14 Left ...15 Right ...16 3 Illustrated parts catalog ...17 Service tag ...17 Computer - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 6
assembly 82 Battery cable ...84 System board ...85 RTC battery ...88 Optical drive extension board (4540s models only 90 Hard drive extension board (4540s models only 92 Power cable ...94 Latch assembly ...95 Display assembly ...97 5 Computer Setup (BIOS) and Advanced System Diagnostics 105 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 7
BIOS Setup Menu ...109 Main menu ...110 Security menu 110 Diagnostics menu 110 Using Advanced System Diagnostics 110 6 Specifications ...112 Computer specifications ...112 39.6-cm (15.6-in), HD display specifications 113 35.6-cm (14.0-in), HD display specifications 114 Hard drive specifications - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 8
Index ...134 viii - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 9
Chipset Graphics Description 4540s (UMA) 4540s (Disc) 4440s (UMA) HP ProBook 4540s Notebook PC √ HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC Intel® Core™ i7 processor, Quad Core (6-MB L3 cache, 35W) 3612QM, 2.10-GHz processor √ Intel® Core i5 processors, Dual Core (3-MB L3 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 10
Category Panel Memory Hard drives Description 4540s (UMA) All display assemblies include 2 wireless local area √ network (WLAN) antennas All displays are LED backlit 39.6-cm (15.6-inch) HD, 1366x768 √ 39.6-cm (15.6-inch) HD, 1366x768, includes √ camera 39.6-cm (15.6-inch) HD, 1366x768, - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 11
Ethernet Realtek RTL8151FH-CG 10/100/1000 √ S3/S4/S5 wake on LAN (AC mode only) √ Ethernet cable not included √ Wireless Integrated WLAN options by way of wireless module: Two WLAN antennas built into display assembly √ Supports "no WLAN" option √ 4540s (Disc) √ √ √ √ √ 4440s (UMA - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 12
personal area network (PAN) options by way of Bluetooth® module: Bluetooth 4.0 only supported by combo 15-pin) supporting 1600 × 1200 √ √ √ external resolution at 75-GHz (hot plug/unplug with auto-detect) HDMI √ √ √ Multi-pin AC port √ √ √ Keyboard/pointing Full-sized keyboard devices - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 13
lock √ Support no fingerprint reader option √ Operating system Preinstalled: Windows 7 Professional 64 with Microsoft Basics √ Windows 7 Professional 32 with Microsoft Basics √ (Japan only) Windows 7 Home Premium 64 with Microsoft √ Basics Novell™: SuSE Linux™ - SLED 11, 64-bit, SP2 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 14
graphic drive √ not supported) Windows 7 Home Basic 32 √ Windows 7 Home Premium 32 √ Windows 7 Professional 32 √ Certified: Microsoft WHQL √ End-user replaceable parts: AC adapter √ Battery (system) √ Hard drive √ Memory module √ Optical drive √ WLAN module √ 4540s (Disc - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 15
Category Description WWAN module Keyboard 4540s (UMA) √ √ 4540s (Disc) √ 4440s (UMA) √ √ 4440s/ 4441s (Disc) √ 7 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 16
2 External component identification Display Component (1) WWAN antennas (2)* (select models only) (2) WLAN antennas (2)* (3) Internal communicate with wireless wide-area networks (WWAN). Send and receive wireless signals to communicate with wireless local area networks (WLAN). Record sound. On - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 17
is on. NOTE: The display switch is not visible from the or region. These notices are located in Help and Support. Top TouchPad Component (1) (2) TouchPad on/off button TouchPad items on the screen. Functions like the left button on an external mouse. Functions like the right button on - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 18
The computer is on. ● Off: The computer is off, in Suspend mode, or in Hibernation. ● White: An integrated wireless device, such as a wireless local area network (WLAN) device and/or a Bluetooth® device, is on ● Amber: All wireless devices are off. ● Amber: The TouchPad is off. ● Off: TouchPad is on - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 19
speakers, and fingerprint reader (select . If the computer has stopped responding and Microsoft® Windows® shutdown procedures are ineffective, press and hold the power Select Start > Control Panel > System and Security > Power Options. ● Refer to the HP Notebook Reference Guide. Produce sound. - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 20
. Allows a fingerprint logon to Windows, instead of a password logon. Keys Model 4540s Component (1) esc key (2) fn key (3) Windows logo key (4) Function keys (5) Windows applications key (6) num lk key (7) Integrated numeric keypad Description Displays system information when - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 21
functions when pressed in combination with a function key, the num lk key, the esc key, or other keys. Displays the Windows Start menu. Execute frequently used system functions when pressed in combination with the fn key. When the keypad is turned on, it can be used like an external numeric keypad - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 22
hard drive is being accessed. ● Amber: HP 3D DriveGuard has temporarily parked the hard drive. NOTE: For information on HP 3D DriveGuard, refer to the HP Notebook Reference Guide. Supports the following digital card formats: ● Memory Stick PRO ● Memory Notices NOTE: When a device is connected to the - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 23
VGA monitor or projector. Connects a network cable. Connects an optional video or audio device, such as a high-definition television, or any compatible digital or audio device. Connect optional USB devices. For more information about USB devices, see the HP Notebook Reference Guide. Left 15 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 24
(select models only) Description Connect optional USB devices. For more information about USB devices, see the HP Notebook Reference Guide. Reads an optical disc. NOTE: On select models, the optical drive also writes to an optical disc. ● On: The optical drive is being accessed. ● Off: The optical - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 25
specific information about the product's hardware components. The part number helps a service technician to determine what components and parts are needed. ● Warranty period (4). (5). This is the alphanumeric identifier used to locate documents, drivers, and support for the computer. Service tag 17 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 26
Computer major components Model 4540s Figure 3-1 Model 4540s 18 Chapter 3 Illustrated parts catalog - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 27
RTC battery System board (includes replacement thermal material) UMA graphics with WWAN UMA graphics without WWAN 1-GB discrete graphics memory 2-GB discrete graphics memory Fingerprint reader assembly (includes cable, bracket, and screws) Optical drive extension board Heat shield Hard drive - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 28
Intel Core i5 processors, Dual Core 3360M, 2.8-GHz processor with 3-MB L3 cache (includes thermal grease) 3320M, 2.6-GHz processor with 3-MB L3 cache (includes thermal grease) 2450M, 2.5-GHz processor with 3-MB L3 cache (includes thermal grease) Intel Core i3 processors, Dual Core 3110M, 2.3-GHz - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 29
Item (23) Description 320-GB, 7200-rpm Bottom door Spare part number 641672-001 690978-001 Computer major components 21 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 30
Model 4440s/4441s Figure 3-2 Model 4440s/4441s 22 Chapter 3 Illustrated parts catalog - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 31
(includes touchpad assembly) With a fingerprint reader Without a fingerprint reader Audio board RTC battery Function board/Power button board assembly (includes cable) Fingerprint reader assembly (includes cable, bracket, and screws) System board (includes replacement thermal material) For use in - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 32
Intel Core i5 processors, Dual Core 3360M, 2.8-GHz processor with 3-MB L3 cache (includes thermal grease) 3320M, 2.6-GHz processor with 3-MB L3 cache (includes thermal grease) 2450M, 2.5-GHz processor with 3-MB L3 cache (includes thermal grease) Intel Core i3 processors, Dual Core 3110M, 2.3-GHz - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 33
drive Heat sink (includes replacement thermal material) For use in models with discrete graphics For use in models with UMA graphics Fan Bottom door Display 690979-001 Item Description (1) Display bezel For use with 4540s models with a webcam For use with 4540s models without a webcam For - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 34
Plastics Kit Item (1) (2) Description Plastics Kit for use in 4540s models Plastics Kit for use in 4440s/4441s models Optical drive protective insert Secure Digital card protective insert Spare part number 683501-001 683662-001 26 Chapter 3 Illustrated parts catalog - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 35
Cable Kit Item Description Cable Kit for use in 4540s models Cable Kit for use in 4440s/4441s models (1) Battery connector cable (2) Power connector cable (3) Audio cable (4) USB connector and cable Spare part number 683477-001 683640-001 Cable Kit 27 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 36
-rpm (4440s/4441s models only) 320-GB, 7200-rpm 320-GB, 5400-rpm (4440s/4441s models only) 128-GB solid-state drive Hard Drive Hardware Kit (includes hard drive bracket and screws; not illustrated) (2) Optical drives For use in 4540s models: ● DVD±RW and CD-RW Super Multi Double-Layer Combo - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 37
use with model 4440s/4441s Screw Kit For use with model 4540s For use with model 4440s/4441s Locks Notebook combination lock HP keyed cable lock Mice HP USB Optical Travel Mouse Optical mouse Cases Slim top load case Spare part number 693711-001 693710-001 693712-001 693713-001 490371-D01 490371 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 38
part number listing CSR flag designations: A = Mandatory B = Optional C = Service technician recommended N = Non-user replaceable Spare part number CSR Description flag 390632-001 A Optical mouse 434594-001 A HP USB Optical Travel Mouse 490371-001 A Power cord for use in North America 490371 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 39
, 7200-rpm hard drive 647675-001 N Microphone module 652972-001 A 2-GB memory module (PC3-12800, 1600-MHz, DDR3) 653340-001 N Intel Core i3 processor, 2350M, 2.3-GHz processor, 3-MB L3 cache (includes thermal material) 655795-001 A Atheros 9485GN 802.11b/g/n 1x1 WiFi and 3012 Bluetooth 4.0 Combo - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 40
N Base enclosure for use with 4540s models 683477-001 N Cable Kit for use in 4540s models (see Cable Kit on page 27 for more Cable Kit spare part information) 683478-001 N Display bezel for use with HP ProBook 4540s models with a webcam 683479-001 N Display bezel for use with HP ProBook 4540s - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 41
) 683508-001 N Webcam module 683639-001 N Base enclosure for use with 4440s/4441s models 683640-001 N Cable Kit for use in 4440s/4441s models (see Cable Kit on page 27 for more Cable Kit spare part information) 683641-001 N Display bezel for use with HP ProBook 4440s/4441s models with a webcam - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 42
Spare part number CSR Description flag 683642-001 N Display bezel for use with HP ProBook 4440s/4441s models without a webcam 683643-001 N Display Hinge Kit for use in 4440s/4441s models (includes left and right hinges, hinge covers, bezel screw covers, and screws) 683644-001 N 35.6-cm (14.0- - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 43
Spare part number CSR Description flag 691111-001 A DVD±RW and CD-RW Super Multi Double-Layer Combo Drive (includes bezel, bracket, and screws) 692428-001 N Intel Pentium B980 processor, 2.4-GHz, 2-MB L3 cache (includes thermal material) Sequential part number listing 35 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 44
from the work area to prevent damage. Plastic parts CAUTION: Using excessive force during disassembly and reassembly can damage plastic parts. Use care when handling the plastic parts. Apply pressure only at the points designated in the maintenance instructions. 36 Chapter 4 Removal and replacement - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 45
observe these precautions: Before removing or inserting a hard drive, shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. Before handling a drive, be sure that you are discharged of static - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 46
Networks built into many integrated circuits provide some protection, but in many cases, ESD contains enough power to alter device device exposed to ESD may not be affected at all and can work perfectly throughout a normal cycle. Or the device Relative humidity 10% 40% 35,000 V 15,000 V 12 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 47
a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment. ● Use conductive field service tools, such as cutters, screwdrivers, and and input signals before inserting or removing connectors or test equipment. Preliminary replacement requirements 39 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 48
a wrist strap connected to a grounded system. Wrist straps are flexible straps with a minimum of one megohm ±10% resistance in the ground cords. To -dissipative tables or floor mats with hard ties to the ground ● Field service kits ● Static awareness labels ● Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 49
as many as 95 screws and screw locks, in 15 different sizes, that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw and screw lock size and location during removal and replacement. Service tag When ordering parts or requesting information, provide - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 50
are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 51
. When not in use the security screw can be stored inside the battery bay. Remove the battery: To use the security screw: 1. Remove the battery. 2. Remove the security screw from inside the battery bay (1) and insert it (2) to lock the service door in place. Component replacement procedures 43 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 52
are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 53
are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 54
it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 42 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 55
4. Remove the optical drive (3) from the computer. Reverse this procedure to install an optical drive. Component replacement procedures 47 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 56
shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. battery (see Battery on page 42). 5. Remove the bottom door (see Bottom door on page 44). NOTE: Instructions for removing the hard drive are imprinted on the service door. Remove the hard drive - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 57
3. Pull the Mylar tab on the hard drive (2) toward the side of the computer to disengage the hard drive from the connector, and then lift the hard drive out of the hard drive bay. NOTE: Model 4540s shown. 4. If it is necessary to replace the hard drive cover, lift the Mylar tab to unlock it. 5. - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 58
: Failure to update the computer to the latest BIOS prior to installing new memory may result in various system problems. To update BIOS: 1. Navigate to www.hp.com. 2. Click Support & Drivers > click Drivers & Software. 3. In the Enter a product name/number box, type the computer model information - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 59
the on-screen instructions. Before removing the memory module, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 60
operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 61
, the protective sleeves must be installed on the antenna connectors, as shown in the following illustration. Reverse this procedure to install the WWAN module. Component replacement procedures 53 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 62
1x1 WiFi and 3012 Bluetooth 4.0 Combo Adapter Broadcom 4313GN 802.11b/g/n 1x1 WiFi and 20702 Bluetooth 4.0 Combo Adapter Intel the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 63
, the protective sleeves must be installed on the antenna connectors, as shown in the following illustration. Reverse this procedure to install the WLAN module. Component replacement procedures 55 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 64
the AC adapter from the computer. 4. Remove the battery (see Battery on page 42). 5. Remove the bottom door (see Bottom door on page 44). Remove the keyboard: 1. Position the computer upside-down with the front toward you. 2. For model 4540s, remove the three Phillips PM2.5×6.0 screws that secure - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 65
the keyboard at an angle (2), and then pull the keyboard up to remove it from the palm rest(3). NOTE: Only pull the keyboard up enough to release it from the computer and flip it over onto the palm rest. Under the keyboard, the cable is connected to the system board. Component replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 66
rests on the palm rest (1), and then disconnect the keyboard cable by lifting the keyboard connector latch (2), and then disconnecting the keyboard cable from the system board (3). 9. Remove the keyboard. Reverse this procedure to install the keyboard. 58 Chapter 4 Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 67
on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the battery (see Battery on page 42). 5. Remove the following components: a. Bottom door (see Bottom door on page 44). b. Keyboard (see Keyboard on - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 68
the top of the shield upward (2). 9. Lift the heat shield from the computer (3). Reverse this procedure to install the heat shield. 60 Chapter 4 Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 69
Keyboard (see Keyboard on page 56) c. Heat shield (see Heat shield on page 59) Remove the fan: 1. Position the computer upside-down. 2. Disconnect the fan cable (1) from the system board. 3. Remove the two Phillips PM2.5×5.0 screws (2) that secure the fan to the system board. Component replacement - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 70
external temperatures, system power consumption, power management/battery conservation configurations, battery fast charging, and software requirements. Exhaust air is displaced through the ventilation grill located on the left side of the computer. 62 Chapter 4 Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 71
replacement thermal material. Description For use in 4540s it down through the operating system. 2. Disconnect all external devices connected to the computer. battery (see Battery on page 42). 5. Remove the following components: a. Bottom door (see Bottom door on page 44). b. Keyboard (see Keyboard - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 72
loosen the four captive Phillips screws (1) that secure the heat sink to the system board. 5. Lift the left side of the heat sink up at an angle For discrete models, thoroughly clean thermal material from the surfaces of the system board components (1)(3) and the heat sink (2)(4) each time you remove - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 73
For UMA models, thoroughly clean thermal material from the surface of the system board (1) and heat sink (2) each time you remove the heat sink. All heat sink and processor spare part kits include thermal material. Reverse this procedure to install the heat sink. Component replacement procedures 65 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 74
Intel Core i5 processors, Dual Core: 3360M, 2.8-GHz processor with 3-MB L3 cache (includes thermal grease) 3320M, 2.6-GHz processor with 3-MB L3 cache (includes thermal grease) 2450M, 2.5-GHz processor with 3-MB L3 cache (includes thermal grease) Intel Core i3 processors, Dual Core: 3110M, 2.3-GHz - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 75
in model 4540s: With a fingerprint reader Without a fingerprint reader For use in model 4440s/4441s: With a fingerprint reader Without a fingerprint reader Spare it down through the operating system. 2. Disconnect all external devices connected to the computer. Component replacement procedures 67 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 76
(see Battery on page 42). 5. Remove the following components: a. Bottom door (see Bottom door on page 44). b. Memory modules (see Memory modules on page 50) c. WLAN/Bluetooth module (see WLAN/Bluetooth combo card on page 54) d. WWAN module (see WWAN module on page 52) e. Keyboard (see Keyboard on - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 77
3. For 4440s/4441 models, disconnect the following cables from the system board: (1) Function board/Power button board cable (2) Finger print reader board cable 4. Position the computer upside down. Component replacement procedures 69 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 78
5. For 4540s models, remove the following screws that secure the top cover to the computer: (1) 4 rubber screw covers from the corners of the computer (2) 11 Torx T8M2.5×6.0 screws 70 Chapter 4 Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 79
6. For 4440s/4441s models, remove the following screws that secure the top cover to the computer: (1) 4 rubber screw covers from the corners of the computer (2) 9 Torx T8M2.5×6.0 screws (3) 1 Phillips PM2.5×3.0 screw from the hard drive bay Component replacement procedures 71 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 80
broadhead screws from the battery bay 8. For 4440s/4441s models, remove the following screws that secure the top cover to the computer: (1) 3 Phillips PM2.0×2.5 screws from the optical drive bay (2) 2 Phillips PM2.0×2.0 screws from the battery bay 72 Chapter 4 Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 81
Position the computer upright. 10. For 4540s models, remove the two 2 Torx T8M2.5×6.0 screws screws that secure the top cover to the computer. 11. For 4440s/4441s models, remove the three 2 Torx T8M2.5×6.0 screws screws that secure the top cover to the computer. Component replacement procedures 73 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 82
. Pry the top of the top cover loose from the computer (1). 14. Lift the top cover up slightly (2), enough not to inadvertently disconnect the touch pad cable from the system board. 15. Lift the top cover upward enough to access the audio board cable (1), and the disconnect the cable from the - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 83
AC adapter from the computer. 4. Remove the battery (see Battery on page 42). 5. Remove the following components: a. Bottom door (see Bottom door on page 44). b. Keyboard (see Keyboard on page 56) c. Top cover (see Top cover on page 67) Remove the fingerprint reader board: 1. Position the top cover - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 84
fingerprint reader board. Speaker assembly NOTE: In 4540s models, the speakers are mounted to the bottom of the top cover. NOTE: In 4440s/4441s models, the speakers are mounted to the base enclosure. Description Speaker assembly for use in 4540s system. 2. Disconnect all external devices - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 85
). b. Keyboard (see Keyboard on page 56) c. Top cover (see Top cover on page 67) Remove the speaker assembly: 1. If disassembling model 4440s/4441s, skip to step 7. 2. Position the top cover upside-down with the front toward you. 3. For model 4540s, disconnect the speaker cable from the system board - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 86
9. Remove the two broadhead PM2.0×3.0 screws (2) that secure the speakers to the computer, and the remove the speakers from the computer (3). Reverse these procedures to install the speaker assembly. 78 Chapter 4 Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 87
for use in 4540s models (includes it down through the operating system. 2. Disconnect all external devices connected to the computer. battery (see Battery on page 42). 5. Remove the following components: a. Bottom door (see Bottom door on page 44). b. Keyboard (see Keyboard replacement procedures 79 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 88
4. Remove the power button board from the top cover. (3). Reverse this procedure to install the function board/power button board assembly. 80 Chapter 4 Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 89
and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the battery (see Battery on page 42). 5. Remove the following components: a. Bottom door (see Bottom door on page 44). b. Keyboard (see Keyboard on replacement procedures 81 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 90
44). b. Keyboard (see Keyboard on page 56) c. Top cover (see Top cover on page 67) Remove the USB connector assembly: 1. Position the computer upright. 2. Disconnect the cable from the system board (1). 3. Remove the cables from the routing path (2). 82 Chapter 4 Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 91
two Phillips PM2.5×4.5 screws (4440s/4441s models) (3) that secure the USB connector to the computer. NOTE: Model 4540s has only one screw securing the USB connector. Model 4440s/4441s has two screws. Reverse this procedure to install the USB connector assembly. Component replacement procedures 83 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 92
683477-001 for 4540s models, 684640-001 for 4440s/4441s models. Before removing the battery cable, follow Keyboard (see Keyboard on page 56) c. Top cover (see Top cover on page 67) Remove the battery cable: 1. Position the computer upright. 2. Disconnect the battery cable connector from the system - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 93
adapter from the computer. 4. Remove the battery (see Battery on page 42). 5. Remove the following components: a. Bottom door (see Bottom door on page 44). b. Hard drive (see Hard drive on page 48) c. Optical drive (see Optical drive on page 46) d. Keyboard (see Keyboard on page 56) e. Heat shield - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 94
three Phillips PM2.5×4.5 screws (1) that secure the system board to the computer. Note that two of the screws secure the optical drive connector board and hard drive connector board. 5. Disconnect the display cable from the system board (if necessary). 86 Chapter 4 Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 95
at an angle (2), and then lift it up and off the computer. 7. For 4440s/4441s models, remove the two Phillips PM2.5×4.5 screws (1) that secure the system board to the computer, lift the right side of the board up at an angle (2), and then pull the board up and toward the right - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 96
adapter from the computer. 4. Remove the battery (see Battery on page 42). 5. Remove the following components: a. Bottom door (see Bottom door on page 44). b. Hard drive (see Hard drive on page 48) c. Optical drive (see Optical drive on page 46) d. Keyboard (see Keyboard on page 56) e. Heat shield - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 97
3. Lift the battery from the system board (2). Reverse this procedure to install the RTC battery. Component replacement procedures 89 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 98
the computer. 4. Remove the battery (see Battery on page 42). 5. Remove the following components: a. Bottom door (see Bottom door on page 44). b. Hard drive (see Hard drive on page 48) c. Optical drive (see Optical drive on page 46) d. WLAN/Bluetooth module (see WLAN/Bluetooth combo card on page 54 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 99
2. Pull the optical drive extension board straight away from the system board. Reverse this procedure to install the optical drive extension board. Component replacement procedures 91 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 100
the computer. 4. Remove the battery (see Battery on page 42). 5. Remove the following components: a. Bottom door (see Bottom door on page 44). b. Hard drive (see Hard drive on page 48) c. Optical drive (see Optical drive on page 46) d. WLAN/Bluetooth module (see WLAN/Bluetooth combo card on page 54 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 101
2. Pull the hard drive extension board straight away from the system board. Reverse this procedure to install the hard drive extension board. Component replacement procedures 93 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 102
(see Battery on page 42). 5. Remove the following components: a. Bottom door (see Bottom door on page 44). b. Optical drive (see Optical drive on page 46) c. WLAN/Bluetooth module (see WLAN/Bluetooth combo card on page 54) d. WWAN module (see WWAN module on page 52) e. Keyboard (see Keyboard on - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 103
system. 2. Disconnect all external devices drive (see Optical drive on page 46) c. WLAN/Bluetooth module (see WLAN/Bluetooth combo card on page 54) d. WWAN module (see WWAN module on page 52) e. Keyboard (see Keyboard on page 56) f. Top cover (see Top cover on page 67) Component replacement - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 104
g. Speaker assembly (see Speaker assembly on page 76) h. System board (see System board on page 85) NOTE: The latch mechanism includes a small spring. Note the location of the of the computer (3). Reverse this procedure to install the latch assembly. 96 Chapter 4 Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 105
include 2 WWAN antenna transceivers and cables. For a list of individual display spare parts, see Display components on page 25. Description For use in silver HP ProBook 4540s models: ● 39.6-cm (15.6-inch) HD, anti-glare, without webcam ● 39.6-cm (15.6-inch) HD, anti-glare, with webcam ● 39.6-cm - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 106
routing path on the bottom of the computer. 6. Position the computer upright. 7. Remove the antenna cables (1) from the routing path (2) in the base enclosure. 8. Pull the antenna cables through the hole that routes to the bottom of the computer . 9. Remove four Phillips PM2.5×7.0 screws (1) from - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 107
straight up and remove it (2). CAUTION: When installing the display assembly, be sure that the wireless antenna cables are routed and arranged properly. Failure to properly route the antennas can result in degradation of the computer's WLAN and WWAN performance. Component replacement procedures 99 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 108
hinges, pull the hinges straight up and off the display to remove them. Display hinge covers are available in the Display Hinge Kit using spare part number 683480-001 for 4540s models and 683643-001 for 4440s/4441s models. 12. To replace the display bezel, remove the two rubber screw covers (1) and - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 109
Remove the display bezel (4). The bezel is available using the following spare part numbers: 683478-001: 4540s models with a webcam 683479-001: 4540s models without a webcam 683641-001: 4440s/4441s models with a webcam 683642-001: 4440s/4441s models without a webcam Component replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 110
15. If it is necessary to replace the webcam module (shown in the following image) or microphone module from the display enclosure, disconnect the cable from the module (1), and then gently pull the module away from the double-sided tape on the display enclosure (2). The webcam module is available - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 111
the display panel cable by rotating the display enclosure (1), lifting the tape (2) that covers the connector, and disconnecting the cable from the panel (3). 19. Remove the three Phillips PM2.0×3.0 screws (1) that secure each display hinge to the display panel. Component replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 112
20. Remove the display hinges (2). Display hinges are available in the Display Hinge Kit using spare part number 683480-001 for 4540s models and 683643-001 for 4440s/4441s models. Reverse this procedure to reassemble and install the display assembly. 104 Chapter 4 Removal and replacement procedures - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 113
between all the input and output devices on the system (such as disk drives, display, keyboard, mouse, and printer). Computer Setup includes settings for the types of devices installed, the startup sequence of the computer, and the amount of system and extended memory. NOTE: Use extreme care when - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 114
the on-screen instructions. - or - Use the tab key and the arrow keys to select File > Save Changes and Exit, and then press enter. Your changes go into effect when the computer restarts. Restoring factory settings in Computer Setup NOTE: Restoring defaults will not change the hard drive mode. To - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 115
the Hewlett-Packard\BIOS\New\ folder in either the HP_Tools partition of the hard drive, or the USB flash drive. 6. Restart the computer, and then press esc while the "Press the ESC key for Startup Menu" message is displayed at the bottom of the screen. 7. Press f2 to enter Computer Setup. 8. Click - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 116
the Hewlett-Packard\BIOS\New\ folder in either the HP_Tools partition of the hard drive, or the USB flash drive. 6. Restart the computer, and then press esc while the "Press the ESC key for Startup Menu" message is displayed at the bottom of the screen. 7. Press f10 to enter Computer Setup. 8. Click - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 117
system BIOS updates. BIOS installation procedures vary. Follow any instructions that are displayed on the screen after the download is complete. If no instructions are displayed, follow these steps: 1. Open Windows Explorer by selecting Start > Computer. 2. Double-click your hard drive designation - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 118
To do this Control access to Setup Utility. Control access to your computer. Diagnostics menu Select Primary Hard Disk Self Test Memory Test To do this Run a quick or comprehensive self-test on the hard drive. Run a diagnostic test on the system memory. Using Advanced System Diagnostics Advanced - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 119
the lower-left corner of the screen, press esc. When the Startup Menu is displayed, press f2. 2. Click the diagnostic test you want to run, and then follow the on-screen instructions. NOTE: If you need to stop a diagnostics test while it is running, press esc. Using Advanced System Diagnostics 111 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 120
Computer specifications Metric U.S. Dimensions, 4540s models Length 25.6 cm 10.1 in Width 37.5 cm 14.8 in Height (front to rear) 2.9 to 3.6 cm 1.1 to 1.4 in Weight (equipped with optical drive, 1 DIMM, hard drive, optical drive, WLAN module, 6 cell battery) 2.5 kg 5.5 lbs Dimensions - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 121
1.50 g zero-to-peak, 10 Hz to 500 Hz, 0.5 oct/min sweep rate NOTE: Applicable product safety standards specify thermal limits for plastic surfaces. The computer operates well within this range of temperatures. 39.6-cm (15.6-in), HD display specifications Active diagonal size Resolution Active - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 122
35.6-cm (14.0-in), HD display specifications Active diagonal size Resolution Active area PPI Surface treatment Contrast ratio Response time Brightness Viewing angle Backlight Luminance uniformity @ 13 points Lifetime (1/2 luminance) Color - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 123
to 55°C (41°F to 131°F) *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specifications may differ slightly. NOTE: Certain restrictions and exclusions apply. Contact technical support for details. Hard drive specifications 115 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 124
RW and CD-RW SuperMulti DL Combo Drive specifications Applicable disc Center hole diameter Disc -RW, DVDROM (DVD-5, DVD-9, DVD-10, DVD-18), DVDR, DVD-RW, DVD+R, DVD+RW, DVD-RAM CD-R and CD-RW DVD+R, DVD+RW, DVD-R, DVDRW, DVD-RAM 1.5 cm (0.59 in) 12 cm (4.72 in) 8 cm (3.15 in) 1.2 mm (0.047 in) 0. - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 125
Drive Applicable disc Access time Random Cache buffer Data transfer rate 24X CD-ROM 8X DVD 24X CD-R 16X CD-RW 8X DVD+R 4X DVD+RW 8X DVD-R 4X DVD-RW 2.4X DVD+R(9) 5X DVD-RAM CD-RW, DVDROM (DVD-5, DVD-9, DVD-10, DVD-18), DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-RAM, HDROM (Single Layer), HD-ROM (Dual Layer - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 126
utilities, or changing Windows settings. Refer to Windows Help and Support for more information. After you open Device Manager, drill-down to a device and double-click it to access its properties. To access Device Manager in Windows 7: 1. Select Start > Computer > System properties. 2. In the - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 127
recovery tools NOTE: For detailed instructions, perform a search for these topics in Help and Support. In case of system instability, HP recommends that you print the recovery procedures and save them for later use. NOTE: Windows includes the User Account Control feature to improve the security of - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 128
system recovery if the hard drive becomes corrupted. A system recovery reinstalls the original operating system and the software programs installed at the factory, and then configures the settings for the programs. HP Recovery Disc Creator can create two kinds of recovery DVDs as follows: ● Windows - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 129
as your most recent backup. Immediately after software setup, you should create system repair discs (select models only) using HP Recovery Disc Creator and the installed optical drive (select models only) or an optional external optical drive to back up your system. As you add new software and data - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 130
Follow the on-screen instructions to recover your system settings, your computer (select models only), or your files. To recover your information using Startup Repair, follow these steps: CAUTION: Using Startup Repair completely erases hard drive contents and reformats the hard drive. All files you - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 131
on-screen instructions. You can also order the DVD by calling technical support. For contact information, refer to the Worldwide Telephone Numbers booklet included with the computer. CAUTION: Using a Windows 7 operating system DVD completely erases hard drive contents and reformats the hard drive - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 132
After the repair is completed: 1. Eject the Windows 7 operating system DVD, and then insert the Driver Recovery disc. 2. Install the Hardware Enabling Drivers first, and then install Recommended Applications. 124 Chapter 7 Backup and recovery - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 133
where the power cord set will be used. ● The power cord sets must have a minimum current capacity of 10 A and a nominal voltage rating of 125 or 250 V ac, as required by the power system of each country or region. ● The appliance coupler must meet the mechanical configuration of an EN 60 320 - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 134
Requirements for specific countries and regions Country/region Argentina Australia Austria Belgium Brazil Canada Chile Denmark Finland France Germany India Israel Italy Japan The Netherlands New Zealand Norway The People's Republic of China Saudi Arabia Singapore South Africa South Korea Sweden - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 135
plug) must bear the BSMI certification mark. 7. For 127 V ac, the flexible cord must be Type SVT or SJT 3 x 18 AWG, with plug NEMA 5-15P (15 A, 125 V ac), with UL and CSA or C-UL marks. For 240 V ac, the flexible cord must be Type H05VV-F 3X0.75/1.00mm2 conductor size, with - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 136
battery disposal. HP encourages customers to recycle used electronic hardware, HP original print cartridges, and rechargeable batteries. For more information about recycling programs, see the HP Web site at http:// www.hp.com/recycle. Display instructions for the display assembly. The display - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 137
following steps to disassemble the display assembly: 1. Remove all screw covers (1) and screws (2) that secure the display bezel to the display assembly. 2. Lift up and out on the left and right inside edges (1) and the top and bottom inside edges (2) of the display bezel until the bezel disengages - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 138
all screws (1) that secure the display panel assembly to the display enclosure. 6. Remove the display panel assembly (2) from the display enclosure. 7. Position the display panel assembly upside-down. 8. Remove all screws that secure the display panel frame to the display panel. 9. Use a sharp-edged - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 139
10. Remove the display panel frame (2) from the display panel. 11. Remove the screws (1) that secure the backlight cover to the display panel. 12. Lift the top edge of the backlight cover (2) and swing it outward. 13. Remove the backlight cover. 14. Position the display panel right-side up. Display - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 140
15. Remove the backlight cables (1) from the clip (2) in the display panel. 16. Position the display panel upside-down. WARNING! The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this component and causing exposure to - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 141
the LCD panel. 20. Remove the screws (2) that secure the LCD panel to the display rear panel. 21. Release the LCD panel (3) from the display rear panel. 22. Release the tape (4) that secures the LCD panel to the display rear panel. 23. Remove the LCD panel. 24. Recycle the LCD panel and backlight - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 142
identifying 10 chipset, product description 1 components display 8 front 14 left side 15 right side 16 top 9 Computer Setup navigating and selecting 105 restoring factory settings 106 computer specifications 112 connectors, service considerations 37 D diskette drive precautions 37 display assembly - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 143
12, 13 Windows logo 12, 13 L latch assembly removal 95 spare part number 95 legacy support, USB 105 lights AC adapter 15 caps lock 10 drive 14 optical drive 16 power 10 TouchPad 10 Web browser 10 webcam 8 wireless 10 M mass storage devices, spare part numbers 28 Media Card Reader 14 memory module - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 144
graphics 1 hard drives 2 keyboard 4 memory module 2 microphone 3 operating system 5 optical drives 3 pointing devices 4 ports 4 power requirements 5 processors 1 product name 1 security 5 serviceability 6 webcam 3 wireless 3 product name 1 R recovery partition 123 removal/replacement preliminaries - HP ProBook 4540s | HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP - Page 145
7 operating system DVD 123 Windows applications key, identifying 12, 13 Windows Backup and Restore 119 Windows logo key, identifying 12, 13 wireless antennas disconnecting 52, 54 wireless antennas, identifying 8 wireless button, identifying 12 wireless light 10 wireless, product description 3 WLAN
HP ProBook 4540s Notebook PC
HP ProBook 4440s Notebook PC
HP ProBook 4441s Notebook PC
Maintenance and Service Guide