HP 4310s HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint
HP 4310s - ProBook - Core 2 Duo 2.1 GHz Manual
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- HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 1
HP ProBook 4310s Notebook PC HP ProBook 4311s Notebook PC Maintenance and Service Guide Document Part Number: 531680-001 August 2009 This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides comprehensive information on identifying computer features, - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 2
other countries. Microsoft, Windows, and Windows Vista are U.S. registered services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. First Edition: August 2009 Document Part Number - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 3
B February 2010 Description The description for part number 579319-001 has been corrected to 4-cell, 2.20-Ah (37-Wh) Li-ion battery in the following locations: "Computer major components" on page 3-2, "Sequential part number listing" on page 3-15, and "Battery" on page 4-7. The description for the - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 4
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 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 5
14 Sequential part number listing 3-15 4 Removal and replacement procedures Preliminary replacement requirements 4-1 Tools required 4-1 Service considerations 4-1 Grounding guidelines 4-2 Component replacement procedures 4-5 Service tag 4-5 Computer feet 4-6 Battery 4-7 SIM 4-8 Hard drive - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 6
USB board 4-39 Bluetooth module 4-40 Modem module 4-42 Modem module cable 4-44 Power connector cable 4-45 Power button board 4-46 System board 4-47 Network cable 4-50 Fan and heat sink 4-51 RTC battery 4-54 Processor 4-55 5 Computer Setup Starting Computer Setup 5-1 Using Computer Setup - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 7
and recovery in Windows XP 8-5 Overview 8-5 Backing up your information 8-5 Performing a recovery 8-6 9 Connector pin assignments Audio-in (microphone 9-1 Audio-out (headphone specific countries and regions 10-2 11 Recycling Battery 11-1 Display 11-1 Index Maintenance and Service Guide vi - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 8
1 Product description Category Product name Processors Description HP ProBook 4310s Notebook PC HP ProBook 4311s Notebook PC (People's Republic of China only) Intel® Core™2 Duo processors: ■ T9600 9 9 9 9 9 9 GM45 chipset 9 9 9 GL40 chipset 9 9 9 (Continued) Maintenance and Service Guide 1-1 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 9
AntiGlare, LED display assembly ■ 13.3-in, HD (1366 × 768), BrightView, LED display assembly ■ 13.3-in, HD (1280 × 720), 720P BrightView, LED display assembly ■ Supports privacy filter PM45 chipset 9 9 9 9 GM45 chipset 9 9 9 9 GL40 chipset 9 9 9 9 (Continued) 1-2 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 10
2048-MB total system memory (2048 × 1) ■ 1024-MB total system memory (1024 × 1) Supports the following DDR3 configurations at 1333 MHz in Brazil: ■ 3072-MB total system memory (2048 + 9 9 GM45 chipset 9 Product description GL40 chipset 9 9 9 (Continued) Maintenance and Service Guide 1-3 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 11
Product description Category Hard drives Optical drives Diskette drive Microphone Description Supports 9.50-mm, 6.35-cm (2.50-in) hard drives Supports HP 3D DriveGuard Hard Drive Protection Customer-accessible Serial ATA (SATA) Supports the following hard drives: ■ 500-GB, 7200- and 5400-rpm ■ 320- - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 12
assembly Does not support WWAN aftermarket option Integrated wireless personal area network (WPAN) options via Bluetooth® module PM45 chipset 9 9 9 9 9 9 9 GM45 chipset 9 Product description GL40 chipset 9 9 9 9 9 9 9 9 9 9 9 9 9 (Continued) Maintenance and Service Guide 1-5 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 13
with a graphics subsystem with UMA memory Supports multipin AC connector and 3-wire plug (with ground pin) Battery options: ■ 8-cell, 2.55-Ah (73-Wh) Li-ion battery ■ 4-cell, 2.20-Ah (37-Wh) Li-ion battery Security cable slot Integrated fingerprint reader PM45 chipset 9 9 9 9 9 9 9 GM45 chipset - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 14
Business 32 (with XP Pro images) with Office 2007 Personal (Japan only) ■ Windows Vista Business 32 (with XP Pro images) with Office 2007 Personal with PowerPoint (Japan only) PM45 chipset 9 9 GM45 chipset 9 Product description GL40 chipset 9 9 9 (Continued) Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 15
WHQL ■ SuSE Linux Web-only support: Windows Vista Business 64 End-user replaceable parts: AC adapter Battery (system) Hard drive Keyboard Memory modules Optical drive SIM WLAN module WWAN module PM45 chipset 9 9 9 9 GM45 chipset 9 9 9 9 GL40 chipset 9 9 9 9 1-8 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 16
, keep the areas immediately around the antennas free from obstructions. To see wireless regulation notices, refer to the section of the Regulatory, Safety and Environmental Notices that applies to your country or region. These notices are located in Help and Support. Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 17
fingerprint reader Item (1) (2) (3) Component Speakers (2) Info Center/QuickLook button Wireless button (4) Volume mute button (5) Volume scroll zone Description Produce sound. Launches Info Center or QuickLook. Turns the wireless increase volume. (Continued) 2-2 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 18
settings: ■ In Windows Vista: Select Start > Control Panel > System and Maintenance > Power Options. ■ In Windows XP: Select Start > Control Panel > Performance and Maintenance > Power Options. Allows a fingerprint logon to Windows instead of a password logon. Maintenance and Service Guide 2-3 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 19
Item (1) (2) Component esc key fn key (3) Windows logo key (4) Windows applications key (5) Embedded numeric keypad keys (6) Function when pressed in combination with a function key or the esc key. Displays the Windows Start menu. Displays a shortcut menu for items beneath the pointer. Can be - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 20
identification Item (1) (2) Component Caps lock light Info Center/QuickLook light (3) Wireless light (4) Volume mute light (5) Volume down light (6) Volume up light is in the Sleep state (Standby in Windows XP). ■ Off: The computer is off or in Hibernation. Maintenance and Service Guide 2-5 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 21
mouse. *This table describes factory settings. To view or change pointing device preferences: ■ For Windows Vista: Select Start > Control Panel > Hardware and Sound > Mouse. ■ For Windows XP: Select Start > Control Panel > Printers and Other Hardware > Mouse. 2-6 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 22
Item Component (1) Drive light (2) SD Card Reader (3) Audio-out (headphone) jack (4) Audio-in (microphone) jack Description ■ Blinking turquoise: The hard drive or optical drive is being accessed. ■ Amber: HP 3D DriveGuard has temporarily parked the hard drive. Supports the following optional - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 23
network) jack (7) Security cable slot Description Supports optional ExpressCards. Connects an optional USB cool internal components. ✎ The computer fan starts up automatically to cool internal components and overheating. It is normal for the internal fan to cycle on and off during routine - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 24
Item Component (1) Battery light (2) Power connector (3) Optical drive (select models only) (4) RJ-11 (modem) jack (select models only) (5) USB ports (2) Description ■ Amber: A battery is charging. ■ Turquoise: A battery is close to full charge capacity. ■ Blinking amber: A battery that is the - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 25
(SIM). The SIM slot is located inside the battery bay. Holds the hard drive and a Bluetooth device. Contains the memory module slots and a wireless LAN module slot. Ä To prevent an unresponsive system and the display of a warning message, replace the WLAN module with only a module authorized for - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 26
part number helps a service technician determine what components and parts are needed. This is the alphanumeric identifier used to locate documents, drivers, and support for the computer. This number describes the duration of the warranty period for the computer. Maintenance and Service Guide 3-1 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 27
Illustrated parts catalog Computer major components 3-2 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 28
part number 13.3-in, LED, HD display assembly (includes 2 WLAN antenna transceivers and cables, nameplate, and logo): ■ AntiGlare display assembly with webcam and 2 WWAN antennas in black trim 577173-001 ■ AntiGlare display assembly with webcam and 2 WWAN antennas in red and Service Guide 3-3 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 29
number 577214-001. Plastics Kit, includes: 577211-001 ExpressCard slot bezel SD Card Reader slot bezel Hard drive cover Memory/wireless module compartment cover ✎ See "Plastics Kit" on page 3-12 for more Plastics Kit spare part information. (Continued) 3-4 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 30
part number Cable Kit, includes: 577214-001 Modem module cable (includes RJ-11 connector) Bluetooth module cable Power connector cable Network cable (includes RJ-45 connector board (includes replacement thermal material): battery 581926-001 (Continued) Maintenance and Service Guide 3-5 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 31
■ 4-cell, 2.20-Ah (37-Wh) Li-ion battery Hard drive (includes hard drive connector and hard drive bracket): ■ 500-GB, 7200-rpm ■ 500-GB, 5400-rpm ■ 320-GB, 7200-rpm ■ 320-GB, 5400-rpm ■ 250-GB, 7200-rpm ■ 160-GB, 7200-rpm Memory modules (1333-MHz, DDR2): ■ 2048-MB ■ 1024-MB Spare part number 507955 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 32
catalog Item (22) Description Spare part number WLAN module: 802.11b/g/n WLAN Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, Jordan 001 (Continued) Maintenance and Service Guide 3-7 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 33
catalog Item (22) (23) Description Spare part number WLAN module (continued): 802.11b/g WLAN Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, 582724-001 3-8 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 34
Cable Kit Illustrated parts catalog Item (1) (2) (3) (4) Description Cable Kit: Bluetooth module cable Modem module cable (includes RJ-11 connector) Power connector cable Network cable (includes RJ-45 connector) Spare part number 577214-001 Maintenance and Service Guide 3-9 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 35
Illustrated parts catalog Display assembly subcomponents 3-10 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 36
Illustrated parts catalog Item (1) (2) (3) (4) (5a) (5b) (6) Description Display bezel: ■ For use only on black trim ■ In red trim Spare part number 577194-001 577195-001 577171-001 577191-001 577663-001 577190-001 577228-001 578365-001 577192-001 577193-001 Maintenance and Service Guide 3-11 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 37
Illustrated parts catalog Plastics Kit Item (1) (2) (3) (4) (5) Description Plastics Kit: ExpressCard slot bezel SD Card Reader slot bezel Hard drive cover Memory/wireless module compartment cover Optical drive slot bezel 3-12 Spare part number 577211-001 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 38
ray ROM DVD±R/RW SuperMulti Double-Layer Drive with LightScribe ■ DVD±RW and CD-RW SuperMulti Double-Layer Drive with LightScribe ■ DVD-ROM Drive Spare part number 579213-001 577201-001 579212-001 577200-001 577199-001 577198-001 577202-001 577204-001 577203-001 Maintenance and Service Guide 3-13 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 39
HP use in India ■ For part number 463955-001 535593-001 463958-001 577170-001 490371-D01 490371-011 490371-201 490371-081 490371-021 490371-D61 490371-BB1 490371-061 490371-291 490371-AR1 490371-AD1 490371-111 490371-AB1 490371-AA1 490371-031 490371-001 577213-001 3-14 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 40
parts catalog Spare part number 463955-001 463958-001 480985-001 482957-001 483377-002 490371-001 490371-011 490371-021 490371-031 490371-061 490371-081 490371-111 490371-201 490371-291 490371-AA1 490371-AB1 490371-AD1 490371-AR1 490371-BB1 490371-D01 490371-D61 504593-003 Description 90-W PFC HP - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 41
replacement thermal material) Intel Core2 Duo P8700 2.53-GHz processor (3-MB L2 cache, 1066-MHz FSB, includes replacement thermal material) Intel Core2 Duo P7370 2.00-GHz processor (3-MB L2 cache, 1066-MHz FSB, includes replacement thermal material) (Continued) 3-16 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 42
part number 577214-001. Intel Core Duo T6570 2.10-GHz processor (2-MB L2 cache, 800-MHz FSB, includes replacement P7570 2.26-GHz processor (3-MB L2 cache, 1066-MHz FSB, includes replacement thermal material) Telecom EV-DO CT1 WWAN module for use only in the People's Republic of China 65-W PFC RC/V HP - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 43
in red trim Display bezel for use only on computer models equipped with a webcam Display bezel for use only on computer models not equipped with a webcam 1024-MB memory module (1333-MHz, DDR2) 2048-MB memory module (1333-MHz, DDR2) 160-GB, 7200-rpm hard drive (includes hard drive connector and hard - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 44
Keyboard for use in Iceland (includes cable) Keyboard for use in Greece (includes cable) Fan (includes replacement thermal material) Switch cover in black trim (includes LED board and cable) Switch cover in red trim (includes LED board and cable) Base enclosure (includes 5 rubber feet) Plastics Kit - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 45
parts catalog Spare part number fingerprint reader in red hard drive (includes hard drive connector and hard drive bracket) 500-GB, 7200-rpm hard drive (includes hard drive connector and hard drive bracket) 4-cell, 2.20-Ah (37-Wh) Li-ion battery 8-cell, 2.55-Ah (73-Wh) Li-ion battery RTC battery - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 46
connector whenever possible. In all cases, avoid bending, twisting, or tearing cables. Be sure that cables are routed in such a way that they cannot be caught or snagged by parts being removed or replaced. Handle flex cables with extreme care; these cables tear easily. Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 47
Removal and replacement procedures Drive handling Ä CAUTION: Drives are fragile components that must be handled with care. To prevent damage to the computer, damage to a drive, or loss of information, observe these precautions: ■ Before removing or inserting a hard drive, shut down the computer. If - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 48
Removal and replacement Protect ESD-sensitive parts and assemblies with conductive or approved containers or packaging. ■ Keep ESD-sensitive parts in their containers until charging. When grounding is not possible, use an ionizer to dissipate electric charges. Maintenance and Service Guide 4-3 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 49
parts, and assemblies by the case or PCM laminate. Handle these items only at static-free workstations. ■ Avoid contact with pins, leads, or circuitry. ■ Turn off power and input signals before inserting or removing connectors or floor mats with hard ties to the ground ■ Field service kits ■ Static - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 50
part number helps a service technician determine what components and parts are needed. This is the alphanumeric identifier used to locate documents, drivers, and support for the computer. This number describes the duration of the warranty period for the computer. Maintenance and Service Guide 4-5 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 51
Removal and replacement procedures Computer feet The computer feet are adhesive-backed rubber pads. The feet are included in the Rubber Feet Kit, spare part number 577212-001. There are 5 rubber feet that attach to the base enclosure in the locations shown in the following illustration. ✎ The three - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 52
Battery Removal and replacement procedures Description 8-cell, 2.55-Ah (73-Wh) Li-ion battery 4-cell, 2.20-Ah (37-Wh) Li-ion battery Spare part number 579320-001 579319-001 Before removing the battery, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 53
adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). Remove the SIM: 1. Press in on the SIM 1 to release it from the SIM slot. 2. Remove the SIM 2 from the computer. Install the SIM by inserting it into the SIM slot until you hear a click. 4-8 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 54
Removal and replacement procedures Hard drive ✎ The hard drive spare part kit includes a hard drive connector and hard drive bracket. Description 500-GB, 7200-rpm hard drive 500-GB, 5400-rpm hard drive 320-GB, 7200-rpm hard drive 320-GB, 5400-rpm hard drive 250-GB, 7200-rpm hard drive 160-GB, 7200- - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 55
PM2.0×6.0 captive screws 1 that secure the hard drive cover to the computer. 3. Lift the left side 2 of the hard drive cover to detach it from the computer. 4. Remove the hard drive cover 3. The hard drive cover is included in the Plastics Kit, spare part number 577211-001. 5. Loosen the Phillips - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 56
connector 1 from the hard drive. b. Remove the four Phillips PM3.0×4.0 screws 2 that secure the hard drive bracket to the hard drive. c. Lift the bracket 3 straight up to remove it from the hard drive. Reverse this procedure to reassemble and install the hard drive. Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 57
Removal and replacement procedures WLAN module Description Spare part number 802.11b/g/n WLAN module: Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, ) 4-12 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 58
Removal and replacement procedures Description Spare part number 802.11b/g WLAN -Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, 4. Remove the battery (see "Battery" on page 4-7). Maintenance and Service Guide 4-13 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 59
cover to the computer. 3. Lift the left side of the cover 2 to detach it from the computer. 4. Remove the memory/wireless module compartment cover 3. The memory/wireless module compartment cover is included in the Plastics Kit, spare part number 577211-001. 4-14 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 60
Removal and replacement procedures 5. Disconnect the WLAN antenna cables 1 from the terminals on the WLAN module. ✎ The black WLAN antenna cable is connected to the WLAN module "Main" terminal. The white WLAN antenna cable is connected to the WLAN module "Aux" terminal. 6. Remove 7. Remove the WLAN - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 61
Removal and replacement procedures Memory module Description 2048-MB memory module (1333-MHz, DDR2) 1024-MB memory module (1333-MHz, DDR2) Spare part number 577197-001 577196-001 Before removing the memory module, follow these steps: 1. Shut down the computer. If you are unsure whether the - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 62
from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the memory/wireless module compartment cover (see "WLAN module" on page 4-12). Remove the WWAN module: Ä CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 63
and replacement procedures Optical drive ✎ The optical drive spare part kit includes an optical drive bezel and bracket. Description Blu-ray ROM DVD±R/RW SuperMulti Double-Layer Drive with LightScribe DVD±RW and CD-RW SuperMulti Double-Layer Drive with LightScribe DVD-ROM Drive Spare part number - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 64
the optical drive with the rear toward you. b. Remove the three Phillips PM2.0×4.0 screws 1 that secure the optical drive bracket to the optical drive. c. Remove the optical drive bracket 2. Reverse this procedure to reassemble and install the optical drive. Maintenance and Service Guide 4-19 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 65
Removal and replacement procedures Keyboard and switch cover ✎ The switch cover spare part kit includes an LED board and cable. Description Switch cover in black trim Switch cover in red trim Spare part number 577207-001 577208-001 ✎ The keyboard spare part kit includes a keyboard cable. Keyboard - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 66
the battery bay ❏ Two slotted Torx T8M2.5×7.0 screws 4 that secure the keyboard to the computer 3. Turn the computer display-side up, with the front toward you. 4. Open the computer as far as possible. 5. Lift the switch cover until it releases from the computer. Maintenance and Service Guide 4-21 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 67
until it rests at an angle. 7. Slide the keyboard 2 back until it rests on the switch cover and display. 8. Release the zero insertion force (ZIF) connector 1 to which the keyboard cable is attached, and then disconnect the keyboard cable 2 from the system board. 4-22 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 68
Removal and replacement procedures 9. Remove the keyboard. 10. Release the ZIF connector 1 to which the LED board cable is attached cable 4 from the system board. 13. Remove the switch cover 5. Reverse this procedure to install the keyboard and switch cover. Maintenance and Service Guide 4-23 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 69
Removal and replacement procedures Speakers Description Speakers (include cables) Spare part number 577215-001 Before removing the speakers, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 70
and switch cover (see "Keyboard and switch cover" on page 4-20). Remove the palm rest: 1. Close the computer. 2. Turn the computer upside down, with the front toward you. 3. Remove the slotted Torx T8M2.5×7.0 screw that secures the palm rest to the computer. Maintenance and Service Guide 4-25 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 71
Removal and replacement procedures 4. Release the ZIF connector 1 to which the TouchPad cable is attached, . 6. Disconnect the fingerprint reader board cable 1 from the system board. 7. Remove the palm rest 2. Reverse this procedure to install the palm rest. 4-26 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 72
(see "Battery" on page 4-7). 5. Disconnect the wireless antenna cables from the WLAN module (see "WLAN module" on page 4-12) and WWAN module (see "WWAN module" on page 4-17). 6. Remove the keyboard and switch cover (see "Keyboard and switch cover" on page 4-20). Maintenance and Service Guide 4-27 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 73
cables 2 from the opening in the top cover. 8. Remove the wireless antenna cables and the microphone cable from the clips 3 and routing channel built into the top cover. 9. Release the grounding tape 4 that covers the wireless antenna cables and microphone cable. 4-28 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 74
to the top cover. c. Secure the wireless antenna cables to the grounding pad with the grounding tape 4 attached to the top cover. 10. Disconnect the display panel cable 1 from the system board. 11. Release the display panel cable from the clip 2 that secures it. Maintenance and Service Guide 4-29 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 75
up and remove it. 14. If it is necessary to replace the display bezel or any of the display assembly internal components: a. Remove the four rubber screw covers 1 and the four Torx T8M2.5×6.0 screws 2 that secure the display bezel to the display assembly. 4-30 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 76
is available using the following spare part numbers: ◆ 577194-001-for use only on computer models equipped with a webcam ◆ 577195-001-for use only on computer models not equipped with a webcam 15. If it is necessary to replace the webcam module: a. Remove the four Phillips PM2.5×4.0 screws 1 that - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 77
module 3. The webcam module is available using spare part number 577171-001. 16. If it is necessary to replace the display hinges: a. Remove six Phillips PM2.5×3.0 screws 1 that secure the display hinges to the display panel. b. Remove the display hinges 2. 4-32 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 78
Release the support bar 3 that secures the display panel cable to the display panel. e. Disconnect the display panel cable 4 from the connector on the back of the display panel. f. Remove the display panel cable 5. The display panel cable is available using the following spare part numbers: ◆ 577663 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 79
channel built into the left side of the display enclosure. c. Remove the WLAN wireless antenna transceivers and cables. The wireless antenna transceivers and cables are included in the Display Cable Kits, using the following spare part numbers: ◆ 577228-001-for use only on computer models equipped - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 80
into the left and right sides of the display enclosure. c. Remove the WWAN wireless antenna transceivers and cables. The wireless antenna transceivers and cables are included in the Display Cable Kits, using the following spare part numbers: ◆ 577228-001-for use only on computer models equipped with - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 81
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 82
network cable 3 from the system board. 7. Release the network cable from the clips 4 and routing channel built into the top cover. 8. Remove the five slotted Torx T8M2.5×7.0 screws 1 and the Torx T8M2.5×6.0 screw 2 that secure the top cover to the base enclosure. Maintenance and Service Guide 4-37 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 83
ExpressCard slot bezel 1 by pressing in on it, and then remove the bezel 2. 10. Lift the rear edge 3 of the top cover until it detaches from the base enclosure. 11. Remove the top cover 4 by lifting it straight up. Reverse this procedure to install the top cover. 4-38 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 84
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 85
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 86
: a. Disconnect the Bluetooth module cable 1 from the system board. b. Release the Bluetooth module cable from the clips 2 built into the base enclosure. c. Remove the Bluetooth module cable 3. Reverse this procedure to install the Bluetooth module and cable. Maintenance and Service Guide 4-41 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 87
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 88
to the system board. 2. Lift the modem module 2 away from the system board to disconnect it. 3. Disconnect the modem module cable 3 from the modem module. 4. Remove the modem module. Reverse this procedure to install the modem module. Maintenance and Service Guide 4-43 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 89
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 90
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 91
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 92
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 93
Removal and replacement procedures Remove the system board: 1. Release the ZIF connector 1 to which the USB board cable is Card Reader slot bezel 1 by pressing in on it, and then remove the bezel 2. 5. Release the two ZIF connectors 3 to which the two power button board cables are attached, and then - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 94
base enclosure. 8. Use the optical drive connector 1 to lift the left side of the system board 2 until it rests at an angle. 9. Remove the system board 3 by sliding it away from the base enclosure at an angle. Reverse this procedure to install the system board. Maintenance and Service Guide 4-49 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 95
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 96
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 97
Removal and replacement procedures Remove the fan and heat sink: 1. Disconnect the fan cable from the system board. 2. Turn the system board upside down, with the audio connectors toward you. 3. Following the 1, 2, 3, 4, 5, 6 sequence stamped into the heat sink, loosen the six Phillips PM2.0×9.0 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 98
processor spare part kits. 5. If it is necessary to replace the fan: a. Remove the four Phillips PM2.0×4.0 screws 1 that secure the fan to the heat sink. b. Remove the heat sink 2 by lifting it straight up. Reverse this procedure to install the fan and heat sink. Maintenance and Service Guide 4-53 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 99
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 100
computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-9) b. Memory/wireless module compartment cover (see "WLAN module" on page 4-12) c. Optical drive (see "Optical drive" on page 4-18) d. Keyboard and switch cover - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 101
you hear a click. 2. Lift the processor 2 straight up and remove it. ✎ When you install the processor, the gold triangle 3 on the processor must be aligned with the triangle 4 embossed on the processor socket. Reverse this procedure to install the processor. 4-56 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 102
instructions. ✎ You can use either a pointing device (TouchPad, pointing stick, or USB mouse) or the keyboard to navigate and make selections in Computer Setup. 2. Press f10 to enter BIOS Setup. 3. Select the File, Security, Diagnostics, or System Configuration menu. Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 103
enter BIOS Setup. 3. Use a pointing device or the arrow keys to select File > Restore defaults. 4. Follow the on-screen instructions. password settings, language settings, security settings, and hard drive mode are not changed when you restore the factory settings. 5-2 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 104
Replace the configuration settings in Computer Setup with the original factory settings. (Hard drive mode, password settings, and security settings are not changed when you restore the factory settings.) Reset the BIOS go into effect when the computer restarts. Maintenance and Service Guide 5-3 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 105
to destroy all existing data on the primary hard drive or the drive in the upgrade bay. Ä If you run Disk Sanitizer, the data on the selected drive is destroyed permanently. System IDs Enter a user-defined computer asset tracking number and ownership tag. 5-4 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 106
legacy support allows the following: ❐ Use of a USB keyboard in Computer Setup even when a Windows operating system is not running. ❐ Startup from bootable USB devices, including a hard drive, diskette drive, or optical drive connected by a USB port to the computer. ■ Enable/disable fan always on - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 107
■ Enable/disable HP QuickLock 2 ( /disable the wireless button state Enable/disable LAN/WLAN switching (disabled by default). drive (select models only; enabled by default). ■ Enable/disable the fingerprint BIOS menu items. Restore the default security settings. 5-6 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 108
6 Specifications Computer specifications Metric U.S. Dimensions Length 22.78 cm 8.97 in Width 32.49 cm 12.79 in Height (front to back) 2.73 specify thermal limits for plastic surfaces. The computer operates well within this range of temperatures. Maintenance and Service Guide 6-1 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 109
Specifications 13.3-in display specifications Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight RGB vertical stripe LED 80 × 25 4.0 W ±40° horizontal, +120°/-40° vertical (typical) 6-2 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 110
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. ✎ Certain restrictions and exclusions apply. Contact technical support for details. Maintenance and Service Guide 6-3 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 111
Specifications Blu-ray ROM DVD±R/RW SuperMulti Double-Layer Drive specifications Applicable disc Access time Random Cache buffer Data transfer rate 2X BD-RAM 8X DVD 16X CD-R 16X BD DVD < 230 ms < 180 ms 4.5 MB 9 MB/sec 2,400 KB/sec 2,400 KB/sec 2,400 KB/sec 6-4 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 112
DVD±RW and CD-RW SuperMulti Double-Layer Drive specifications Specifications Applicable disc Access time Random Cache buffer Data transfer rate 24X CD-ROM 8X DVD 24X CD-R 16X CD- 5,400 KB/sec 10,800 KB/sec 5,400 KB/sec 2,700 KB/sec 6,750 KB/sec Multiword DMA mode Maintenance and Service Guide 6-5 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 113
Specifications DVD-ROM Drive specifications Applicable disc Access time Random Cache buffer Data transfer rate 24X CD-ROM 8X DVD 24X CD-R 24X CD-RW Read: Write: CD- CD-RW CD DVD < 110 ms < 130 ms 2 MB 3,600 KB/sec 10,800 KB/sec 3,600 KB/sec 3,600 KB/sec 6-6 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 114
000C0000-000CFFFF 000E8000-000FFFFF 00100000-XFFFFFFF (X+1)0000000-FEDFFFFF FED00000-FED003FF FEE01000-FFFFFFFF Specifications System function Base memory Video memory Video BIOS System BIOS Extended memory (based on memory installed) PCI bus High-precision event timer PCI bus Maintenance and - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 115
Mobile Intel 4 Series express chipset family IRQ17* High-definition audio controller Intel ICH9 family USB universal host controller 2938 Marvell IRQ3 or IRQ4. ✎ For operating systems after Windows 2000, APIC (Advanced programming interrupt controller) is used. 6-8 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 116
Program interrupt controller Program interrupt controller Program interrupt controller Program interrupt controller Motherboard resources Program interrupt controller Program interrupt controller Program interrupt controller Maintenance and Service Guide Specifications (Continued) 6-9 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 117
Mobile Intel 4 Series express chipset family ICH9M-E/M SATA AHCI controller ICH9M-E/M SATA AHCI controller Motherboard resources Motherboard resources Motherboard resources Motherboard resources 6-10 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 118
used: 1 Two captive screws that secure the hard drive cover to the computer (screws are secured to the cover by C-clips) 2 Two captive screws that secure the memory/wireless module compartment cover to the computer (screws are secured to the cover by C-clips) Maintenance and Service Guide 7-1 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 119
Screw listing Phillips PM2.5×11.0 captive screw Color Black Quantity 1 Length 11.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: One screw that secures the hard drive to the computer (screw is secured to the hard drive bracket) 7-2 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 120
Phillips PM3.0×4.0 screw Screw listing Color Silver Quantity 4 Length 4.0 mm Thread 3.0 mm Where used: 4 screws that secure the hard drive bracket to the hard drive Head diameter 5.0 mm Maintenance and Service Guide 7-3 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 121
the WWAN module to the computer Thread 2.5 mm Head diameter 5.0 mm Where used: 4 screws that secure the display panel to the display enclosure 7-4 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 122
Phillips PM2.5×8.0 screw Screw listing Color Black Quantity 1 Length 8.0 mm Thread 2.5 mm Where used: One screw that secures the optical drive to the computer Head diameter 5.0 mm Maintenance and Service Guide 7-5 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 123
Screw listing Slotted Torx T8M2.5×7.0 screw Color Black Quantity 14 Length 7.0 mm Where used: 1 Two screws that secure the switch cover to the computer 2 Two screws that secure the keyboard to the computer Thread 2.5 mm Head diameter 5.0 mm 7-6 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 124
Where used: One screw that secures the palm rest to the computer Screw listing Where used: 4 screws that secure the top cover to the base enclosure Where used: 5 screws that secure the top cover to the base enclosure Maintenance and Service Guide 7-7 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 125
Screw listing Torx T8M2.5×6.0 screw Color Black Quantity 12 Length 6.0 mm Thread 2.5 mm Where used: 5 screws that secure the display assembly to the computer Head diameter 5.0 mm 7-8 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 126
Where used: 4 screws that secure the display bezel to the display assembly Screw listing Where used: One screw that secures the top cover to the base enclosure Where used: 2 screws that secure the system board to the base enclosure Maintenance and Service Guide 7-9 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 127
Screw listing Phillips PM2.0×4.0 screw Color Black Quantity 13 Length 4.0 mm Thread 2.0 mm Where used: 3 screws that secure the optical drive bracket to the optical drive Head diameter 4.5 mm 7-10 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 128
Where used: 4 screws that secure the speakers to the switch cover Screw listing Where used: 2 screws that secure the modem module to the system board Where used: 4 screws that secure the fan to the heat sink Maintenance and Service Guide 7-11 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 129
Screw listing Phillips PM2.0×5.0 screw Color Black Quantity 2 Length 5.0 mm Thread 2.0 mm Where used: 2 screws that secure the switch cover to the computer in the battery bay Head diameter 4.5 mm 7-12 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 130
Phillips PM2.0×2.0 broadhead screw Screw listing Color Black Quantity 1 Length 2.0 mm Thread 2.0 mm Head diameter 6.0 mm Where used: One screw that secures the switch cover to the computer in the battery bay Maintenance and Service Guide 7-13 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 131
Screw listing Phillips PM2.0×3.0 screw Color Silver Quantity 9 Length 3.0 mm Thread 2.0 mm Where used: 6 screws that secure the display hinges to the display panel Head diameter 4.5 mm Where used: 3 screws that secure the top cover to the base enclosure 7-14 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 132
Phillips PM2.0×9.0 captive screw Screw listing Color Black Quantity 7 Length 9.0 mm Thread 2.0 mm Head diameter 5.0 mm Where used: One captive screw that secures the fan and system board to the base enclosure (screw is secured to the fan by a C-clip) Maintenance and Service Guide 7-15 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 133
Screw listing Where used: 6 captive screws that secure the fan and heat sink to the system board (screws are secured to the heat sink by C-clips) 7-16 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 134
to a previous state ■ Recovering information using recovery tools ✎ 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. Maintenance and Service Guide 8-1 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 135
back up your information to an optional external hard drive, a network drive, or discs. Note the following when backing password for tasks such as installing software, running utilities, or changing Windows settings. Refer to Help and Support for more information. 8-2 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 136
permission or password for tasks such as installing software, running utilities, or changing Windows settings. Refer to Help and Support for more information. To recover your information using Startup Repair, follow these steps: Ä CAUTION: Using Startup Repair completely erases hard drive contents - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 137
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. Ä CAUTION: Using a Windows Vista operating system DVD completely erases hard drive contents and reformats the hard drive - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 138
instructions, perform a search for these topics in Help and Support. In case of system instability, HP an optional external hard drive or to a network drive. Note the the screen image: To copy only the active window, press alt+fn+prt sc. To copy instructions. Maintenance and Service Guide 8-5 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 139
completely erases the hard drive. All files you have created and any software installed on the computer are permanently removed. The recovery process reinstalls the original operating system, software, and drivers. Software, drivers, and updates not installed by HP must be manually reinstalled. To - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 140
Audio-in (microphone) 9 Connector pin assignments Pin 1 2 3 Audio-out (headphone) Signal Audio signal in Audio signal in Ground Pin Signal 1 Audio out, left channel 2 Audio out, right channel 3 Ground Maintenance and Service Guide 9-1 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 141
Pin Signal 1 Red analog 2 Green analog 3 Blue analog 4 Not connected 5 Ground 6 Ground analog 7 Ground analog 8 Ground analog 9 +5 VDC 10 Ground 11 Monitor detect 12 DDC 2B data 13 Horizontal sync 14 Vertical sync 15 DDC 2B clock 9-2 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 142
Connector pin assignments Signal TMDS data 2+ TMDS data 2 shield TMDS data 2TMDS data 1+ TMDS data 1 shield TMDS data 1TMDS data 0+ TMDS data 0 shield TMDS data 0TMDS clock+ TMDS clock shield TMDS clockCEC No connect DDC clock DDC data Ground +5V power Hot plug detect Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 143
Connector pin assignments RJ-11 (modem) Pin Signal 1 Unused 2 Tip 3 Ring 4 Unused 5 Unused 6 Unused 7 Unused 8 Unused 9-4 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 144
RJ-45 (network) Pin Signal 1 Transmit + 2 Transmit - 3 Receive + 4 Unused 5 Unused 6 Receive - 7 Unused 8 Unused Connector pin assignments Maintenance and Service Guide 9-5 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 145
Connector pin assignments Universal Serial Bus Pin Signal 1 +5 VDC 2 Data 3 Data + 4 Ground 9-6 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 146
power system of each country or region. ■ The appliance coupler must meet the mechanical configuration of an EN 60 320/IEC 320 Standard Sheet C13 connector for mating with the appliance inlet on the back of the computer. Maintenance and Service Guide 10-1 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 147
250 V) configuration. 3. The appliance coupler, flexible cord, and wall plug must bear a "T" mark and registration number in accordance with the Japanese Dentori Law. The flexible cord must be Type VCT or VCTF, 3-conductor, 1.00-mm region where it will be used. 10-2 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 148
life, do not dispose of the battery in general household waste. Follow the local laws and regulations in your area for computer battery disposal. Display Å WARNING: The backlight contains mercury. Caution must be exercised when removing chapter are general disassembly instructions. Specific details, - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 149
Recycling Perform the following steps to disassemble the display assembly: 1. Remove all screw covers 1 and screws 2 that secure the display bezel to the of the display bezel until the bezel disengages from the display assembly. 3. Remove the display bezel 3. 11-2 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 150
1 that secure the display panel assembly to the display enclosure. 6. Remove the display panel assembly 2 from the display enclosure. 7. Turn the display panel assembly upside down. 8. Remove all screws that secure the display panel frame to the display panel. Maintenance and Service Guide 11-3 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 151
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. Turn the display panel right-side up. 15. Remove the backlight cables 1 from the clip 2 in the display panel. 11-4 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 152
backlight frame from the display panel. Å WARNING: The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this component and causing exposure to the mercury. 18. Remove the backlight from the backlight frame. Maintenance and Service Guide 11-5 - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 153
. 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. 11-6 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 154
2-7 audio-out jack connector pinout 9-1 location 2-7 B backing up files 8-2 Backup and Restore Center 8-1, 8-2 base enclosure, spare part number 3-6, 3-19 battery removal 4-7 spare part numbers 3-6, 3-20, 4-7 battery bay 2-10 battery light 2-9 battery release latch 2-10 BIOS administrator password - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 155
fn key 2-4 front components 2-7 function keys 2-4 G graphics, product description 1-2 grounding equipment and methods 4-2 H hard disk test 5-5 hard drive precautions 4-2 product description 1-4 removal 4-9 spare part numbers 3-6, 3-13, 3-18, 3-20, 4-9 specifications 6-3 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 156
Index legacy support, USB 5-1, 5-5 light components 2-5 lights battery 2-9 caps lock 2-5 drive 2-7 Info Center/QuickLook 2-5 power 2-5 volume down 2-5 volume mute 2-5 volume up 2-5 webcam 2-1 wireless 2-5 M mass storage devices, spare part numbers 3-13 memory module removal 4-16 spare part numbers - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 157
restoring the hard drive 8-2 right-side components 2-8 RJ-11 jack connector pinout 9-4 location 2-9 RJ-45 jack connector pinout 9-5 location 2-8 RTC battery removal 4-54 spare part number 3-5, 3-20, 4-54 Rubber Feet Kit, spare part number 3-6, 3-19, 4-6 run-in test 5-5 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 158
webcam light 2-1 webcam module illustrated 3-11 removal 4-31 spare part number 3-11, 3-17, 4-32 webcam, product description 1-5 Windows applications key 2-4 Windows logo key 2-4 Windows Vista operating system DVD 8-3 wireless antennas disconnecting 4-15, 4-17 Index-5 Maintenance and Service Guide - HP 4310s | HP ProBook 4310s Notebook PC and HP ProBook 4311s Notebook PC - Maint - Page 159
number 4-34, 4-35 wireless button 2-2 wireless light 2-5 wireless, product description 1-5 WLAN module removal 4-12 spare part numbers 3-7, 3-8, 3-15, 3-16, 4-12 workstation guidelines 4-4 WWAN module removal 4-17 spare part numbers 3-8, 3-15, 3-17, 3-20, 4-17 Index-6 Maintenance and Service Guide
HP ProBook 4310s Notebook PC
HP ProBook 4311s Notebook PC
Maintenance and Service Guide
Document Part Number: 531680-001
August 2009
This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides
comprehensive information on identifying computer features, components, and spare parts; troubleshooting
computer problems; and performing computer disassembly procedures.