HP ProBook 4540s Support Question
HP ProBook 4540s Support Question
Find answers below for this question about HP ProBook 4540s.Need a HP ProBook 4540s manual? We have 8 online manuals for this item!
Question posted by ioandragos25 on May 25th, 2014
Hp 4540s Does Not Want To Start
I have a HP 4540s laptop and does not start, flashing light near the power cord. I tried to hold down the power button for 20 seconds with the battery and power cord out but still not working. Please a little help. Thank you!
Current Answers
Answer #1: Posted by TechSupport101 on May 25th, 2014 1:46 PM
TechSupport101
Member since:
May 24th, 2013 Points: 12,171,315
Member since:
May 24th, 2013 Points: 12,171,315
Hi. Remove the battery, other peripherals and the AC adapter... press and hold the power button for 20 seconds... plug the AC adapter only and turn on the notebook...
Related HP ProBook 4540s Manual Pages
HP Notebook Reference Guide - Page 11
... on your computer, select Start > Help and Support > User Guides. To access the notices, select Start > Help and Support > User Guides.
support, go to http://www.hp.com/go to the HP Business Support Center at http://www.hp.com/ergo. ● Regulatory, Safety and Environmental Notices-Contains safety and regulatory information, and battery disposal information. To access...
HP Notebook Reference Guide - Page 31
... it was before your work is initiated, the power lights blink and the screen clears.
To exit Sleep: ● Briefly press the power button. ● If the display is in the Sleep state for an extended period or if the battery reaches a critical battery level while in Windows Control Panel. Setting power options 21 Your work is set a password...
HP Notebook Reference Guide - Page 32
... from the list. ● Select Start > Control Panel > System and Security > Power Options, and then select an
item from the list.
The power lights turn on and your work returns to the screen where you must enter your Windows password before your work will return to be required on battery or external power. NOTE: If you have set...
HP Notebook Reference Guide - Page 34
... Power Assistant, see the HP Power Assistant software Help. Computer battery life varies, depending on power management settings, running on power management: ● Power consumption predictions in case of a power outage. Using battery power
WARNING! If the computer contains a charged battery and is running programs, display brightness, external devices connected to optimize your work...
HP Notebook Reference Guide - Page 35
...occurs: ● The battery light (select models only) indicates a low or critical battery level. Some low-battery alerts and system responses can be connected to work properly.
2. NOTE: The computer must be changed using Power Options do not affect lights. Select Start > Help and Support > Troubleshoot > Power, Thermal and Mechanical. 3. Battery Check examines the battery and its cells to...
HP Notebook Reference Guide - Page 37
... it has been stored for more . Using external AC power 27 External AC power is turned on connecting to replace the battery when an internal cell is possibly covered by HP, or a compatible AC adapter purchased from external power for proper battery disposal.
NOTE: For information on , the power meter icon in a cool, dry place. To reduce...
HP Notebook Reference Guide - Page 83
... changed, the computer attempts to
start Computer Setup and enable a USB device or a NIC device as a USB hard drive. Instead, it will try to boot to the second optical device.
To enable bootable media... to use a pointing device or the arrow keys to select System Configuration > Device Configurations.
To start using the new boot order. ● If there is more than one type of boot device,...
HP Notebook Reference Guide - Page 91
... 55 user 52 ports expansion 40 external monitor 16
HDMI 18 Intel Wireless Display 19 VGA 16 power battery 24 conserving 26 options 21 power button 20 power meter 22 power plans customizing 22 selecting 22 viewing current 22 power switch 20 power-saving states 21 protecting your wireless network 6 PXE server 73
R RAID 49 readable media 21 roaming to...
Getting Started HP Notebook - Page 17
CAUTION: Pressing and holding down for at least 5 seconds to turn on the computer.
● When the computer is in Hibernation, press the button briefly to exit Hibernation. To learn more about your power settings:
● Select Start > Control Panel > System and Security > Power Options.
● Refer to the HP Notebook Reference Guide.
Top 9 Opens the default Web...
Getting Started HP Notebook - Page 21
..., see the HP Notebook Reference Guide. Connects an optional USB device.
Right
NOTE: Refer to the illustration that is the only available power source has reached a low battery level. Component (1) (2) (3)
(4) (5) (6) (7)
USB 3.0 port
USB 2.0 port
Optical drive (select models only)
Optical drive light (select models only)
Optical drive eject button (select models only) Power connector AC...
Getting Started HP Notebook - Page 22
... drive is being accessed. ● Off: The optical drive is idle. For more information about USB devices, see the HP Notebook Reference Guide. Component (1) (2)
(3) (4)
USB 2.0 ports (2) Optical drive (select models only)
Optical drive light (select models only)
Optical drive eject button (select models only)
Description
Connect optional USB devices.
Reads an optical disc.
Getting Started HP Notebook - Page 58
...1. To check for the HP Recovery partition, click Start, right-click Computer, click Manage, and then click Disk Management. To check for the Windows partition, select Start > Computer. For additional information...using Startup Repair, follow these topics in Help and Support.
50 Chapter 6 Backup and recovery If the Windows partition and the HP Recovery partition are permanently removed. Follow ...
Getting Started HP Notebook - Page 59
...All files you must be reinstalled. The f11 recovery tool reinstalls the operating system and HP programs and drivers that were installed at the factory must recover your operating system and... removed. Performing a system recovery 51 NOTE: If the HP Recovery partition is displayed at the bottom of the HP Recovery partition: click Start, right-click
Computer, click Manage, and then click Disk...
Getting Started HP Notebook - Page 66
... 15, 16 HDMI 15, 16 USB 13, 14, 15, 16 power button, identifying 7, 9 power connector, identifying 13, 16 power light 5, 6 Product Key 54 product name and number, computer 54
R recovery... partition 51 regulatory information
regulatory label 54 wireless certification labels 54 release latches battery 19 service door...
HP Notebook User Guide - Linux - Page 93
...order changes 83 If the system attempts to boot from this hard drive will try to boot to the second optical device. ● Changing the boot order also changes the logical drive designations...: ● When the computer restarts after the boot order has been changed, the computer attempts to
start up from the device has been enabled in the Boot Options menu of Computer Setup. For example, if...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 24
For more information about USB devices, see the HP Notebook Reference Guide. Releases the optical drive disc tray.
16 Chapter 2 External component ... optical drive is idle.
Right
Component (1) (2)
(3) (4)
USB 2.0 ports (2) Optical drive (select models only)
Optical drive light (select models only)
Optical drive eject button (select models only)
Description
Connect optional USB devices.
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 38
...-001 A HP USB Optical Travel Mouse
490371-001 A Power cord for use in North America
490371-011 A Power cord for use in Australia and New Zealand
490371-021 A Power cord for use in Europe, the Middle East, and Africa
490371-031 A Power cord for use in the United Kingdom
490371-061 A Power cord for use in Italy
490371-081 A Power cord for use...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 41
...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...Plastics Kit for use in 4540s models (for more information, see Plastics Kit on page 26)
683502-001 A RTC battery
683503-001 A Rubber Kit for use with model 4540s (includes rubber LCD screw ...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 130
...information using Startup Repair, follow these topics in Help and Support.
122 Chapter 7 Backup and recovery If possible, back up . NOTE: If the HP Recovery partition has been deleted, the f11 ...then press f8 before the Windows operating system loads.
4.
To check for the HP Recovery partition, click Start, right-click Computer, click Manage, and then click Disk Management. Select Startup ...
HP ProBook 4540s Notebook PC HP ProBook 4440s Notebook PC HP ProBook 4441s Notebook PC - Maintenance and Service Guide - Page 131
...NOTE: This process takes several minutes.
1. NOTE: If the HP Recovery partition is displayed at the bottom of the HP Recovery partition: click Start, right-click Computer, click Manage, and then click Disk Management...while the "Press the ESC key for recovery" message is complete, the recovery process helps you must be reinstalled. You can also order the DVD by calling technical support....
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