Maintenance and Service Guide
Table Of Contents
- Computer features
- Illustrated parts catalog
- Routine care, SATA drive guidelines, and disassembly preparation
- Removal and replacement procedures
- Preparation for disassembly
- Access panel
- Optical drive
- Hard drive
- Front bezel
- Removing the slim bezel blank
- Memory modules (DIMMs)
- Expansion card
- WLAN module
- Serial port
- Hood lock
- Hood sensor
- Fan
- Option board
- Heat sink
- Processor
- Drive cage
- Solid-state drive
- Battery
- USB board
- Card reader
- Speaker
- Power supply
- System board
- Wireless antennas and cables
- Troubleshooting without diagnostics
- Before you call for technical support
- Helpful hints
- Solving general problems
- Cannot access the Computer Setup (F10) Utility when booting the computer
- Computer appears locked up and will not turn off when the power button is pressed
- Computer will not respond to keyboard or mouse
- Computer date and time display is incorrect
- There is no sound or sound volume is too low
- Cannot remove computer cover or access panel
- Poor performance
- Computer powered off automatically and the power light blinks red four times and then white two times
- System does not turn on and the lights on the front of the computer are not blinking
- Solving power problems
- Power supply shuts down intermittently
- Computer turned off automatically, power light blinks red two times followed by a two-second pause, and the computer beeps two times (Beeps stop after fifth iteration but lights continue blinking)
- Power light blinks red four times followed by a two-second pause and the computer beeps four times (Beeps stop after fifth iteration but lights continue blinking)
- Solving hard drive problems
- Solving audio problems
- Solving printer problems
- Solving keyboard and mouse problems
- Solving hardware installation problems
- Solving network problems
- Network driver does not detect network controller
- Network status link light never blinks
- Diagnostics reports a failure
- Diagnostics passes, but the computer does not communicate with the network
- Network controller stopped working when an expansion board was added to the computer
- Network controller stops working without apparent cause
- Cannot connect to network server when attempting remote system installation
- System setup utility reports unprogrammed EEPROM
- Solving memory problems
- System will not boot or does not function properly after installing additional memory modules
- Out of memory error
- Memory count during POST is wrong
- Insufficient memory error during operation.
- Power light blinks red five times followed by a two-second pause and the computer beeps five times (Beeps stop after fifth iteration but lights continue blinking)
- Solving USB flash drive problems
- Solving internet access problems
- Solving software problems
- Computer Setup (F10) Utility
- POST error messages
- Password security and resetting CMOS
- Using HP PC Hardware Diagnostics
- Using HP PC Hardware Diagnostics Windows (select products only)
- Using HP PC Hardware Diagnostics UEFI
- Using Remote HP PC Hardware Diagnostics UEFI settings (select products only)
- Backing up, restoring, and recovering
- Statement of memory volatility
- Power cord set requirements
- Specifications
- Index
System will not boot from USB ash drive
Use this information to troubleshoot the computer.
SolutionCause
Run the Computer Setup utility, and change boot sequence in Advanced >
Boot Options.
Boot order is not correct.
Run the Computer Setup utility, and enable booting to removable media in
Advanced
> Boot Options. Be sure that USB is enabled in Storage > Boot
Order.
Removable Media Boot is disabled in the
Computer Setup utility.
The computer boots to DOS after making a bootable ash drive
Use this information to troubleshoot the computer.
SolutionCause
Install the ash drive only after the operating system boots.Flash drive is bootable.
Try a dierent ash drive.Flash drive is defective.
Solving internet access problems
If you encounter internet access problems, consult your internet service provider (ISP), or see the common
cause
s and solutions listed in these tables.
Unable to connect to the internet
Use this information to troubleshoot the computer.
SolutionCause
Verify Internet settings, or contact your ISP for assistance.Internet Service Provider (ISP) account is not set
up pr
operly.
Verify that the web browser is installed, and set up to work with your ISP.Web browser is not set up properly.
Plug in cable/DSL modem. You should see a power light on the front of the
cabl
e/DSL modem.
Cable/DSL modem is not plugged in.
Try connecting to the internet at a later time or contact your ISP. (If the
cabl
e/DSL service is connected, the cable light on the front of the cable/DSL
modem will be on.)
Cable/DSL service is not available or has been
interrupted due to bad weather.
Connect the CAT5 UTP cable between the cable modem and the computer’s
R
J-45 connector. (If the connection is good, the PC light on the front of the
cable/DSL modem will be on.)
The CAT5 UTP cable is disconnected.
Contact your ISP for the correct IP address.IP address is not congured
properly.
68 Chapter 5 Troubleshooting without diagnostics