HP ZBook Studio G5 Mobile Workstation User Manual

HP ZBook Studio G5 Mobile WorkstationMaintenance and Service GuideIMPORTANT! This document is intended for HP authorized service providers only.

Installing HP PC Hardware Diagnostics Windows ... 155Using HP PC Hardware Diag

Blinking light codesDuring startup, the computer may not boot properly. If this occurs, blinking light codes that will help identify what is causing t

Table 6-6 System diagnostics failure codes and user actions (continued)Test description Failure descriptionError code Suggested user actionsBIOS Appl

Before beginning, turn the computer over and look for a battery compartment door (service door). For 2015 platforms, the battery is considered removab

You can access and reseat connections for Customer Self-Repair (CSR) parts (see the “Removal and replacement procedures for Customer Self-Repair parts

●Processor (and heat sink/fan). (Processor may be integrated into the system board.)●Memory (one veried working memory DIMM)●Graphics card (if no VGA

IMPORTANT: System board failure is not common. Do not replace the system board until you have tried all other troubleshooting options.NOTE: Determine

4. Be sure that the AC adapter is connected when you update BIOS to avoid BIOS corruption.5. Be sure that the computer is turned on, the rear power li

Consulting with HP ServiceIf further HP support is required, a lot of the following information may be requested when you call, so it may be helpful t

Items ProceduresVerify AC adapterIt is preferable to verify the battery before verifying the AC adapter. However, you can verify the AC adapter rst,

Items ProceduresAt this point, there should be sucient power from the AC adapter to the system board. Expect to hear the fan spinning and see blinkin

12 Power cord set requirements ...

AC adapter issue SolutionSymptoms●No sign of power●No boot●No rear power light●No front power light●Battery does not charge when AC adapter is connec

Items ProceduresVisual inspections1. Inspect battery connectors for any signs of damage.2. Verify that battery is installed properly in battery bay wi

Battery discharges too fastItems ProceduresSymptomsBattery has good status light but discharges too fastPossible causesAC adapter and/or battery.Troub

Items Procedures2. Inspect for visual damage on AC adapter and battery. Test on a known working computer to isolate issue. If issue follows AC adapter

Items Procedures 1. Reseat display cable connection on system board.2. Reseat display cable connection on display panel side.3. Examine and reseat ma

Items Procedures1. See 7. Status lights, blinking light codes, troubleshooting lights, and POST error messages on page 87 for corrective actions. An e

BIOS passwordItems ProceduresSymptomsSome sections are unavailable (grayed out)Possible causesBIOS administration password is required. Troubleshooti

Intermittent shutdownItems ProceduresSymptoms●Shutdown during startup●Shutdown during operationPossible causesIt is often dicult to troubleshoot an i

Items Procedures2. Verify that lights are solid.3. If shutdown is reproducible, test essential hardware conguration:a. If no issue with hardware con

●HP PC Hardware Diagnostics (UEFI) tool to test hard drive, memory and system.●Thermal Monitor (available only to authorized service providers/technic

xii

Windows Advanced Boot OptionWindows 7:1. Press F8 to open the Windows Advanced Boot Option screen.2. Select Disable automatic restart on system failur

Items Procedures Troubleshooting stepsFollow suggested steps below one at a time to verify normal boot process:1. Disconnect all external peripherals

No wake upItems ProceduresSymptomsWhen resuming from a power management state the computer may display:●Blank screen●Some light activityPossible cause

UnresponsiveItems ProceduresSymptomUnresponsivePossible causesProgram in use has stopped responding to commands. Troubleshooting steps1. If possible,

HP Smart Adapter warning messageItems ProceduresSymptomWarning message displayed in WindowPossible causesLess powerful AC adapter, BIOS out of date.

●Blank/black video●Incorrect/missing color/distorted image●Flickering image●Vertical lines (due to LDVS, decreased signal integrity, and data loss)●De

●Test with a veried working external display.●Boot to Windows in safe mode.●Test with a veried working operating system (i.e., shipping image).HP PC

Display assembly diagramThe display assembly diagram shows basic video components: system board, graphics cards, display cables, display connectors, o

No video (external)Items ProceduresSymptomNo image on external monitorPossible causesExternal monitor, resolution, display conguration, drivers.Troub

No or bad external video via dockingItems ProceduresSymptomsNo or bad image on external monitor via ports of docking station (VGA, DP, TB, display por

1 Product descriptionCategory DescriptionProduct name HP ZBook Studio G5 Mobile WorkstationProcessor 8th generation Intel® Core™ processorsi7-8850H (2

Items ProceduresBe sure that external display cables have good connection at both ends (system board and display panel).●If moving cables aects the i

I/O devicesNOTE:●Make sure external devices are supported and compliant (i.e., USB Type C, Thunderbolt 3, PCI Express, etc).●If you have problems with

Keyboard point stickItems ProceduresSymptomPoint stick not working properlyPossible causesDust trapped under point stick, loose point stick cap. Trou

TouchPadItems ProceduresSymptomsNot working properlyPossible causesOn/O enabled, driver, settings.(1) – TouchPad on/o button(2) – TouchPadTroublesho

Items Procedures7. Test with HP Support Assistant in Windows.8. Diagnose with HP PC Hardware Diagnostics (UEFI) to isolate a hardware issue from a sof

Items ProceduresIn the example to the left, U-APSD support (Unscheduled Automatic Power Save Delivery) is changed to Disabled to resolve an incompatib

Items Procedures7. Test USB device on a veried working computer to make sure USB device is not malfunctioning.Smart card readerItems ProceduresSympto

Speaker, headphone - audio issuesItems ProceduresSymptoms●No sound from external or internal speakers●Distorted sound, too soft, too loud, intermitten

Thunderbolt (TB)Items ProceduresSymptomThunderbolt device not workingPossible causesBIOS, drivers, and user settings. Troubleshooting steps1. Update

StorageNOTE:●Back up all critical data prior to drive troubleshooting.●Prior to contacting support, HP recommends that you run a drive (HDD, SSD, M.2

Category DescriptionUltra high-denition (UHD), anti glare (3840×2160), UWVA, 400 nits, 72% CG, uslim, ambient light sensor, with HD+IR camerasUltra h

Hard drive/solid-state drive not recognizedItems ProceduresSymptomHard drive is not recognized during POSTPossible causesLoose connection, faulty hard

Read-write errorItems ProceduresSymptoms●Post error message (i.e., error code 301)●Hang when working on data, les, documentsPossible causesLoose conn

Noisy hard driveIMPORTANT: An SSD has no moving parts, so it does not make loud or clicking noise.Depending on type and rotational speed, some hard dr

MechanicalFan error message - 90BItems ProceduresSymptomsFan error 90B at bootCAUTION: May lead to system shutdown, data loss or possible system damag

Items ProceduresSee https://support.hp.com/us-en/document/c01657439.Noise (sound)Items ProceduresSymptomsComputer emits abnormal noisePossible causesA

Fan runs constantlyItems ProceduresSymptoms●Fan never stops running●Generates heat●Decreased computer performancePossible causes●BIOS not up to date.●

Thermal shutdown (hot)Items ProceduresSymptomsSimilar to fan runs constantly issue (Fan runs constantly on page 133)●System shutdown●Abnormal heat●Con

Additional informationThe following sections provide additional information that can be used during the troubleshooting process.AcronymsThe following

Blinking lights and boot error codesThe information below is from the white paper http://h10032.www1.hp.com/ctg/Manual/c04685655.In some cases, when t

NOTE: The computer will attempt to notify you of this problem through a series of blinking lights. When you attempt to turn on the computer from an “O

Category DescriptionPCIe (NVMe)2 TB, TLC1 TB, TLC1 TB, MLC (Z Turbo Drive)512 GB, TLC512 GB, MLC (Z Turbo Drive)512 GB, TLC, Opal 2360 GB, TLC256 GB,

Sure Start has identied a problem (Manual Recovery Policy Set)This computer has experienced a problem in locating a valid BIOS image, resulting in a

Test description Failure descriptions Error code Possible user actionsHard Disk Test Hard Disk 2 Full 306 The hard drive may have failed. Contact supp

Routine Maintenance for Performance ImprovementThe following table presents a summary of the suggested times for performing the routine maintenance ta

Microsoft general troubleshooting of Windows bug check codes●If you recently added hardware to the system, try removing or replacing it. Or check with

Windows Software Development Kit (SDK)1. Download the SDK from the following link:https://dev.windows.com/en-US/downloads/windows-10-sdk2. Set up the

4. Run the SDK as an administrator.5. Set the symbol path. Select File > Symbol File Path.●In the Symbol path box, type SRV*C:\Windows\symbol_cache

6. Open the crash dump le.144 Chapter 6 Troubleshooting guide

7. Analyze the le. In the following memory dump sample, look for Bug Check 0x3B. The ATIKMAG driver needs to be investigated for further root cause.L

Display Issue: Pixel AnomaliesAll HP notebook displays adhere to strict quality and reliability specications. A small percentage of display panels ma

Cable managementProper routing of the internal cables is critical to the operation of the computer. Follow good cable management practices when removi

Category DescriptionMicrophone (dual array)Microphone (world facing)Stereo speakers (4)Wireless Network WPAN Bluetooth:Bluetooth 5.0 supported by comb

Connector typesIMPORTANT: Connector pins and connector gold ngers should not be touched directly with bare hands.There are several dierent types of

1. Slide connector evenly into receptacle on same horizontal plane as PCB connector.2. Pull lock bar to insert and push both side connector horizontal

7 Computer Setup (BIOS), TPM, and HP Sure StartUsing Computer Setup Computer Setup, or Basic Input/Output System (BIOS), controls communication betwee

To exit Computer Setup menus, choose one of the following methods:●To exit Computer Setup menus without saving your changes:Select the Exit icon in th

1. Start Computer Setup. See Starting Computer Setup on page 150.2. Select Main, and then select System Information.3. To exit Computer Setup without

NOTE: After a message on the screen reports a successful installation, you can delete the downloaded le from your hard drive.Changing the boot order

8 Using HP PC Hardware DiagnosticsUsing HP PC Hardware Diagnostics WindowsHP PC Hardware Diagnostics Windows is a Windows-based utility that allows yo

Downloading the latest HP PC Hardware Diagnostics Windows versionTo download HP PC Hardware Diagnostics Windows, follow these steps:1. Go to http://ww

NOTE: If you need to stop a diagnostic test, press esc.Starting HP PC Hardware Diagnostics UEFITo start HP PC Hardware Diagnostics UEFI, follow these

Using Remote HP PC Hardware Diagnostics UEFI settings (select products only)Remote HP PC Hardware Diagnostics UEFI is a rmware (BIOS) feature that do

Category Description150 W, slimPower cord1 meter, C5, 3-wire power cordBattery6-cell, 95.6-Whr, 4.15 Ah, polymer battery (2.5-inch bay not available w

3. Make your customization selections.4. Select Main, and then Save Changes and Exit to save your settings.Your changes take eect when the computer r

9 Backing up, restoring, and recoveringThis chapter provides information about the following processes, which are standard procedure for most products

On select products, you can use the HP Cloud Recovery Download Tool to create HP Recovery media on a bootable USB ash drive. For more information, se

Using the HP Cloud Recovery Download Tool to create recovery media To create HP Recovery media using the HP Cloud Recovery Download Tool:1. Go to http

IMPORTANT: Recovery through HP Recovery Manager should be used as a nal attempt to correct computer issues.NOTE: When you start the recovery process,

NOTE: If your computer does not automatically restart in HP Recovery Manager, change the computer boot order, and then follow the on-screen instructio

10 SpecicationsComputer specications Metric U.S.DimensionsWidth 360 mm 14.17 inDepth 254 mm 10.00 inHeight (front to rear, LED display assembly) 18

M.2 PCIe solid-state drive specications 256-GB* 512-GB* 1-TB*DimensionsHeight 1 mm 1 mm 1 mmLength 50.8 mm 50.8 mm 50.8 mmWidth 28.9 mm 28.9 mm 28.9

M.2 solid-state drive specications 256-GB* 512-GB*DimensionsHeight 1 mm 1 mmLength 50.8 mm 50.8 mmWidth 28.9 mm 28.9 mmWeight < 10 g < 10 gInt

11 Statement of memory volatilityThe purpose of this chapter is to provide general information regarding nonvolatile memory in HP Business computers.

2 ComponentsYour computer features top-rated components. This chapter provides details about your components, where they're located, and how they

g. If a DriveLock password is set, select the Security menu, and scroll down to Hard Drive Utilities under the Utilities menu. Select Hard Drive Utili

Nonvolatile memory usageNonvolatile Memory Type Amount (Size)Does this memory store customer data?Does this memory retain data when power is removed?W

Nonvolatile Memory Type Amount (Size)Does this memory store customer data?Does this memory retain data when power is removed?What is the purpose of th

Questions and answers1. How can the BIOS settings be restored (returned to factory settings)?IMPORTANT: Restore defaults does not securely erase any d

IMPORTANT: Resetting will result in the loss of information.These steps will not reset Custom Secure Boot Keys. See question and answer 7 for informat

12 Power cord set requirementsThe wide-range input feature of the computer permits it to operate from any line voltage from 100 to 120 volts AC, or fr

Requirements for specic countries and regionsCountry/region Accredited agency Applicable note numberArgentina IRAM 1Australia SAA 1Austria OVE 1Belgi

Country/region Accredited agency Applicable note number3. The appliance coupler, exible cord, and wall plug must bear a “T” mark and registration num

13 RecyclingWhen a non-rechargeable or rechargeable battery has reached the end of its useful life, do not dispose of the battery in general household

IndexAAC adapter, spare part number 28action keys 14identifying 14keyboard backlight 14mute 14privacy screen 14screen brightness 14speaker volume 14sw

Component DescriptionNOTE: The computer fan starts up automatically to cool internal components and prevent overheating. It is normal for the internal

Eelectrostatic discharge 30embedded numeric keypad, identifying 13equipment guidelines 32esc key, identifying 13external media cards 4Fngerprint read

NNFC moduleremoval 52spare part number 19, 52NFC tapping area, identifying 10nonvolatile memory 167num lock light 11Ooperating system 5Optane memory m

removal 37spare part numbers 20, 26, 37speaker volume action keys 14speakers, identifying 12, 16special keys, using 13specicationscomputer 164M.2 sol

© Copyright 2018 HP Development Company, L.P.AMD is a trademark of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and u

LeftComponent Description(1) USB SuperSpeed port with HP Sleep and ChargeConnects a USB device, provides high-speed data transfer, and even when the c

DisplayComponent Description(1) WLAN antennas* (select products only) Send and receive wireless signals to communicate with wireless local area networ

Keyboard areaTouchPadComponent Description(1) TouchPad zone Reads your nger gestures to move the pointer or activate items on the screen.(2) Left

LightsComponent Description(1) Power light ●On: The computer is on.●Blinking: The computer is in the Sleep state, a power-saving state. The computer s

Component Description(9) Call answer light On: Call answer is on.(10) Call end light On: Call end is on.Button, speakers, and ngerprint readerCompone

Special keysComponent Description(1) esc key Displays system information when pressed in combination with the fn key.(2) fn key Executes frequentl

Action keysAn action key performs the function indicated by the icon on the key. To determine which keys are on your product, see Special keys on page

Icon Description●Starts a call during a 1-on-1 chat.●Places a call on hold.NOTE: This feature requires Skype for Business or Lync 2013 running on Micr

BottomComponent Description(1) Vent Enables airow to cool internal components.NOTE: The computer fan starts up automatically to cool internal compo

LabelsThe labels axed to the computer provide information you may need when you troubleshoot system problems or travel internationally with the compu

Safety warning noticeWARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly on

3 Illustrated parts catalogComputer major componentsItem Component Spare part number Display assembly: The touch screen display is spared as a whole

Item Component Spare part number(2) Touch screen: ●15.6-in, UHD, UWVA, display assembly not equipped with a camera L28663-001 ●15.6-in, UHD, UWVA, d

Item Component Spare part number Speaker Kit L28672-001(15) Left speaker (16) Right speaker (17) Memory module (DDR4-2400-MHz) For use with Core p

Item Component Spare part number 1 TB, 5400 rpm, hybrid 8 GB SSD 924036-850 500 GB, 7200 rpm 703267-001 500 GB, 7200 rpm, FIPS-140-2 820572-001 50

Plastics KitItem Component Spare part number Plastics Kit L28675-001(1) Card reader insert(2) MicroSIM insert(3) MicroSIM holder insert(4) Fingerprin

Display assembly subcomponentsItem Component Spare part number(1) Display bezel For use in models with an ambient light sensor: ●Equipped with only

Item Component Spare part number UHD L32563-001(3) Hinge cap (left and right; includes bezel adhesive) L31695-001(4) Display hinges (includes left an

Mass storage devicesItem Component Spare part number(1) Hard drive (2.5 inch) 2 TB, 5400 rpm 912487-850 2 TB, 5400 rpm, hybrid 8 GB SSD 929167-850

Item Component Spare part number(2) Hard drive brackets (for use in non-touch screen models) L28674-001 (Bracket Kit)L33681-001 (Hard Drive Hardware K

Bracket KitItem Component Spare part number Bracket Kit L28674-001(1) LCD clip(2) Power connector bracket (separate brackets for use in non-touch and

iv Safety warning notice

Miscellaneous partsComponent Spare part numberAC adapter, 150-W HP Smart adapter (PFC, 4.5-mm) L32661-001Rubber Kit L28671-001Cable Kit (includes hard

4 Removal and replacement procedures preliminary requirementsTools requiredYou will need the following tools to complete the removal and replacement p

Drive handlingCAUTION: Drives are fragile components that must be handled with care. To prevent damage to the computer, damage to a drive, or loss of

Typical electrostatic voltage levels Relative humidityEvent 10% 40% 55%Walking across carpet 35,000 V 15,000 V 7,500 VWalking across vinyl oor 12,00

●Avoid contact with pins, leads, or circuitry.●Turn o power and input signals before inserting or removing connectors or test equipment.Equipment gui

5 Removal and replacement procedures for authorized service provider partsCAUTION: Components described in this chapter should be accessed only by an

2. Starting near the display hinges, use a plastic non-conductive tool (2) to release the bottom cover, and then remove the bottom cover from the comp

BatteryDescription Spare part number6-cell, 95-WHr, 4.15-AHr, Li-ion battery L07045-8554-cell, 64-WHr, 4.15-AHr, Li-ion battery L07046-855Before remov

3. Remove the battery from the computer (3).Reverse this procedure to install the battery.When installing the battery, be sure to properly route the b

Solid-state drive (M.2)Description Spare part number2-TB, TLC L28681-0011-TB, TLC L28677-0011-TB, MLC L28685-001512-GB, TLC L28683-001512-GB, self-enc

Table of contents1 Product description ...

3. Remove the solid-state drive (2) by pulling the drive away from the slot at an angle.Reverse this procedure to install the solid-state drive.38 Cha

Optane memory moduleDescription Spare part numberOptane memory module, 16 GB L20383-001Before removing the Optane memory module, follow these steps:1.

Memory moduleDescription Spare part numberMemory module for use in models with Core processors: ●16 GB, non-ECC 937438-850●8 GB, non-ECC 937236-850●4

3. Remove the memory module (2) by pulling the module away from the slot at an angle.IMPORTANT: To prevent damage to the memory module, hold the memor

Hard drive/solid-state drive (2.5 inch)NOTE: 2.5-inch hard drives are only available on models with a 4-cell battery.Description Spare part number2 TB

2. Slide the hard drive away from the connector (2), and then lift the hard drive out of the computer (3).3. If it is necessary to disassemble the har

WWAN modulesThe WWAN module is available on select models only.NOTE: WWAN modules are spared only as separate modules that are not integrated into the

3. Remove the WWAN module (3) by pulling the module away from the slot at an angle.NOTE: WWAN modules are designed with a notch to prevent incorrect i

WLAN/Bluetooth combo cardNOTE: The system board includes an integrated, non-removable WLAN component. Separate WLAN modules that are not integrated in

3. Remove the WLAN module by pulling the module away from the slot at an angle (3).NOTE: WLAN modules are designed with a notch to prevent incorrect i

Bottom cover ... 33

Hard drive connectorDescription Spare part numberHard drive connector L28668-001 (Cable Kit)Before removing the hard drive connector, follow these ste

Fingerprint reader boardDescription Spare part numberFingerprint reader board (includes bracket) L28662-001Fingerprint reader board bracket L28674-001

TouchPadDescription Spare part numberTouchPad L32746-001TouchPad cable L28668-001 (Cable Kit)Before removing the TouchPad, follow these steps:1. Turn

7. Lift the TouchPad out of the computer (2).Reverse this procedure to install the TouchPad.Component replacement procedures 51

NFC moduleDescription Spare part numberNFC module L33682-001NFC module cable L28668-001 (Cable Kit)Before removing the NFC module, follow these steps:

Bottom speakersDescription Spare part numberBottom speakers (includes cable) L28672-001 (Speaker Kit)Before removing the bottom speakers, follow these

4. Remove the speaker (4).Reverse this procedure to install the speakers.NOTE: When installing the speakers, make sure the rubber grommets around the

Card reader/audio boardDescription Spare part numberCard reader/audio board (includes cable) L28660-001Before removing the card reader/audio board, fo

Thermal moduleNOTE: The thermal module spare part kit includes replacement thermal material.Description Spare part numberThermal module for use only w

3. Remove the fan/heat sink assembly (4).CAUTION: When lifting the heat sink out of the computer, be careful not to bend the arms that connect the fan

HP Thermal Monitor ... 86Non HP diagnostics tools ...

Discrete graphics models:UMA graphics models:Reverse this procedure to install the thermal module.58 Chapter 5 Removal and replacement procedures fo

System boardNOTE: All system boards use the following part numbers:xxxxxx-001: Non-Windows operating systemsxxxxxx-601: Windows 10 operating systemDes

2. Remove the two Phillips M2.0×2.0 screws (P0 driver) (3) from the display connector bracket, and then lift the bracket o the system board (4).Brack

3. Disconnect the following cables from the system board:(1) Camera cable(2) WLAN antennas cable(3) Touch cable(4) Display cable(5) Top speaker cable(

5. Remove the three Phillips M2.0×4.0 screws (2) that secure the system board.6. Lift in the right side of the board until the connectors disengage fr

RTC batteryDescription Spare part numberRTC battery (includes cable and double-sided adhesive) not sparedBefore removing the RTC battery, follow these

Power button boardDescription Spare part numberPower button board (includes cable) L28661-001Before removing the power button board, follow these step

5. Remove the board from the computer (3).Reverse this procedure to install the power button board.Component replacement procedures 65

Top speakerDescription Spare part numberTop speaker L28672-001 (Speaker Kit)Before removing the top speaker, follow these steps:1. Turn o the compute

Display assemblyNOTE: The Dream Color display assembly and touch display assemblies are spared only as whole unit assemblies. Non-touch display assemb

Slow performance ... 111HP Smart Adapter warning

6. Open the computer as far as possible (2).7. Separate the display from the computer (3).8. If it is necessary to replace any of the display assembly

b. Remove the display bezel (4).The display bezel is available using the following spare part numbers:L31689-001: Models with an ambient light sensor

b. Disconnect the cable from the module (2).NOTE: HD cameras have one connected cable. IR cameras have two connected cables.The camera module is avail

b. Lift the top edge of the display panel (2).c. Rotate the display panel over and place it upside down next to the display enclosure (1).d. Lift the

c. Lift the hinge covers o the hinges (3).The hinge covers are available using spare part number L31695-001.12. If it is necessary to replace the dis

13. If it is necessary to replace the wireless antennas:a. Remove the cables from the routing path on the sides and bottom of the display enclosure (1

b. Remove the camera cable from the display enclosure (2).The camera cable is available using spare part number L31696-001.HD camera modelsIR camera m

b. Remove the display cable from the display enclosure (2).The display cable is available using spare part number L31696-001.Reverse this procedure to

Top cover/keyboardThe top cover/keyboard spare remains after removing all other spare parts.In this section, the rst table provides the main spare pa

6 Troubleshooting guideThis chapter is primarily focused on troubleshooting HP Mobile Workstations and HP Notebooks. The information is provided so th

Acronyms ... 135

ResourcesHP Resource Tool Description LinkHP Elite Support Provides live HP Premium support (available 24/7) to Elite computers.http://www8.hp.com/us/

Identify the issue1. Understand the issueIt is important to understand the issue that occurred, including related symptoms. It helps to understand the

A single symptom can be listed under dierent groups. For example, No Video can belong to (1) Power-on or (4) Display; but Flickering when powered sho

Failure classication by hardware devices and mechanicalTable 6-4 Failure classication by hardware devices and mechanical4. Display 5. I/O devices 6

3. Perform a visual inspection of hardwareIt is important to do a visual inspection of the hardware itself. Perform physical inspection of the compute

6. HP Hardware Diagnostics and ToolsHP oers dierent diagnostics and tools to diagnose hardware failure. This section describes how to use some of th

2. When the diagnostic tool opens, use the keyboard arrow keys to select the type of diagnostic test you want to run, and then follow the on-screen in

HP Support Assistant (HPSA)HP Support Assistant (HPSA) helps you maintain peak performance and resolve problems through automatic updates, built-in di

HP BIOS Conguration Utility (BCU)HP BCU is a free utility that captures the BIOS settings and their values. This tool provides a text le of the comp

7. Status lights, blinking light codes, troubleshooting lights, and POST error messagesCarefully observe any behavior the computer may be exhibiting: