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
No action required.Integrated graphics might use system memory.
Insuicient
memory error during operation.
Use this information to troubleshoot the computer.
SolutionCause
Delete any TSRs that you do not need.Too many Terminate and Stay Resident
pr
ograms (TSRs) are installed.
Check the memory requirements for the application or add more memory to
the c
omputer.
You have run out of memory for the application.
Power light blinks red
ve times followed by a two-second pause and the computer
beeps ve times (Beeps stop after fth iteration but lights continue blinking)
Use this information to troubleshoot the computer.
SolutionCause
1. Reseat DIMMs. Turn on the system.
2. Replace DIMMs one at a time to isolate the faulty module.
3. Replace third-party memory with HP memory.
4. Replace the system board.
Memory is installed incorrectly or is bad.
Solving USB ash drive problems
If you encounter USB
ash drive problems, common causes and solutions are listed in these tables.
USB ash drive is not seen as a drive letter in Windows
Use this information to troubleshoot the computer.
SolutionCause
Change the default drive letter for the ash drive in Windows.The drive letter after the last physical drive is
no
t available.
USB
ash drive not found (identied)
Use this information to troubleshoot the computer.
SolutionCause
Run the Computer Setup utility and enable USB ports in Advanced > Port
Options
.
The device is attached to a USB port that has
been hidden in Computer Setup.
Be sure that the device is fully inserted into the USB port before applying
po
wer to the system
The device was not properly seated before
startup.
Insuicient memor
y error during operation. 67