HP ProBook 4540s Support Question
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Question posted by dswilson1961 on July 13th, 2014
The Audio Is Not Working Cannot Hear Anything
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Related HP ProBook 4540s Manual Pages
HP Notebook Reference Guide - Page 25
...information, see the Regulatory, Safety and Environmental Notices. You should hear sound through the speakers or through the operating system and some programs... can preview and save the photo or video recording. Click Start Recording and speak into the microphone. Checking audio functions on your computer, select Start > Control Panel > Hardware and Sound > Sound. When the Sound window...
HP Notebook Reference Guide - Page 31
...Initiating and exiting Hibernation
The system is saved to the screen. Setting power options 21 Your work is set a password to initiate Hibernation after a period of information, do not initiate Sleep..., and then click Sleep.
CAUTION: To reduce the risk of possible audio and video degradation, loss of audio or video playback functionality, or loss of inactivity when running on battery...
HP Notebook User Guide - Linux - Page 51
...● Close the display. When the computer exits Hibernation, the power lights turn on and your work returns to initiate Suspend after a period of inactivity when running on battery power.
● Select ... Suspend state or in Control Center. CAUTION: To prevent possible audio and video degradation, loss of audio or video playback functionality, or loss of networking connection or perform...
HP Notebook User Guide - Linux - Page 55
...removing the battery. Preferences set at the factory. Adjust the slider to the right of When laptop
lid is the sole power source for to 15 minutes, and select
the check box next... pane. 3. Some low-battery alerts and system responses can cause loss of information, save your work and initiate Hibernation or shut down and loses any unsaved information.
Select the check box next to...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 5
... Model 4440s/4441s 13 Front ...14 Left ...15 Right ...16
3 Illustrated parts catalog ...17 Service tag ...17 Computer major components ...18 Model 4540s ...18 Model 4440s/4441s ...22 Display components ...25 Plastics Kit ...26 Cable Kit ...27 Mass storage devices ...28 Miscellaneous parts ...29 Sequential part number listing ......
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 6
... board ...75 Speaker assembly ...76 Function board/Power button board assembly 79 Audio board ...81 USB connector 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...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 10
...; 2)
● 4096 (4096 × 1)
● 2048 (2048 × 1)
Brazil
● 8192 (4096 × 2; dual channel)
● 4096 (2048 × 2; 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...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 11
...Blu-ray ROM DVD+/-RW SuperMulti DL
DVD-ROM drive
√
Supports no optical drive option
√
Audio/Visual
Integrated dual-array microphone (webcam models
√
only)
Integrated mono (non-webcam models)
√
... into display assembly
√
Supports "no WLAN" option
√
4540s (Disc)
√
√
√ √ √
4440s (UMA)
√
√
4440s/ 4441s (...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 12
Category
Description
4540s (UMA)
4540s (Disc)
4440s (UMA)
Supports the following WLAN formats:
√
√
...
√
√
External media card 6-in-1 Digital Media Reader Slot
√
√
√
Ports
Audio-in (stereo microphone)
√
√
√
Audio-out (stereo headphone)
√
√
√
RJ-45 (Ethernet, includes link and activity lights)
...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 13
...)
Windows 7 Home Basic 64 with Microsoft Office
√
2010 Professional (Japan only)
4540s (Disc)
√ √
4440s (UMA)
√
√
√ √ √
...(Disc)
√ √
√
√ √ √
5 Category
Description
4540s (UMA)
Power requirements Smart AC adapter with localized cable plug support
√
(3-wire plug ...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 14
Category Serviceability
Description
4540s (UMA)
Windows 7 Professional 32 with Microsoft Office
√
2010 Personal (...
AC adapter
√
Battery (system)
√
Hard drive
√
Memory module
√
Optical drive
√
WLAN module
√
4540s (Disc)
√
4440s (UMA)
√
√ √ √
√
4440s/ 4441s (Disc)
√
√...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 15
Category
Description
WWAN module Keyboard
4540s (UMA)
√ √
4540s (Disc)
√
4440s (UMA)
√ √
4440s/ 4441s (Disc)
√
7
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 20
... a shortcut menu for items beneath the cursor. Alternates between the navigational and numeric functions on or off but does not establish a wireless connection. 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 pressed...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - 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 Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 40
... cache (include thermal material)
683475-001 N Audio board
683476-001 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...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 41
...thermal material)
683498-001 N Optical drive extension board for use in 4540s models
683499-001 A Blu-ray ROM DVD±RW SuperMulti DL...4540s models in India
683491-DB1 A Keyboard for use in 4540s models in Canada and England
683491-DD1 A Keyboard for use in 4540s models in Iceland
683491-DH1 A Keyboard for use in 4540s models in the Netherlands
683491-FL1 A Keyboard for use with HP ProBook...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 42
... 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...inch) display assembly, HD+ anti-glare, with webcam
687696-001 N Heat shield for use in 4540s models
690978-001 A Bottom door for use in 4540s models
690979-001 A Bottom door for use in 4440s/4441s models
691110-001 A Blu-ray ...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 75
... locking screw (1) one-half turn the computer on the processor slot when you hear a click.
3.
Component replacement procedures 67 If you are unsure whether the computer...cover
NOTE: All top covers include the touchpad assembly. Description Top cover for use in model 4540s: With a fingerprint reader Without a fingerprint reader For use in Hibernation, turn counterclockwise until you ...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 90
... 44). Position the computer upright. 2. USB connector assembly
The USB connector assembly is off or in the Cable Kit, spare part number 683477-001 for 4540s models and 683640-001 for 4440s/4441s models. Disconnect all external devices connected to install the...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 105
... the AC adapter from the system board.
Component replacement procedures 97
Description For use in silver HP ProBook 4540s models: ● 39.6-cm (15.6-inch) HD, anti-glare, without webcam ● 39.6-... ● 39.6-cm (15.6-inch) HD, anti-glare, with webcam and WWAN For use in HP ProBook 4440s/4441s models: ● 35.6-cm (14.0-inch), Anti-glare, without webcam ● 35.6-cm ...
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