HP ProDesk 600 G2 Microtower Business PC - Maintenance and Service Guide
Table Of Contents
- Product features
- Illustrated parts catalog
- Routine care, SATA drive guidelines, and disassembly preparation
- Removal and replacement procedures – Microtower (MT) chassis
- Computer Setup (F10) Utility
- Troubleshooting without diagnostics- Safety and comfort
- Before you call for technical support
- Helpful hints
- Solving general problems
- Solving power problems
- Solving hard drive problems
- Solving media card reader problems
- Solving display problems
- Solving audio problems
- Solving printer problems
- Solving keyboard and mouse problems
- Solving Hardware Installation Problems
- Solving Network Problems
- Solving memory problems
- Solving CD-ROM and DVD problems
- Solving USB flash drive problems
- Solving front panel component problems
- Solving Internet access problems
- Solving software problems
 
- POST error messages and diagnostic front panel LEDs and audible codes
- Password security and resetting CMOS
- Using HP PC Hardware Diagnostics (UEFI)
- System backup and recovery
- Battery replacement
- Power Cord Set Requirements
- Statement of Volatility
- Specifications
- Index

Blank screen (no video).
Cause Solution
You may have a screen blanking utility installed or energy saver 
features are enabled.
Press any key or click the mouse button and type your password 
(if set).
System ROM is corrupted; system is running in Boot Block 
Emergency Recovery Mode (indicated by eight beeps).
Reash the system ROM with the latest BIOS image.
You are using a xed-sync monitor and it will not sync at the 
resolution chosen.
Be sure that the monitor can accept the same horizontal scan rate 
as the resolution chosen.
Computer is in Sleep state. Press the power button to resume from Sleep state.
CAUTION: When attempting to resume from Sleep state, do not 
hold down the power button for more than four seconds. 
Otherwise, the computer will shut down and you will lose any 
unsaved data.
Monitor cable is plugged into the wrong connector. Systems may have a monitor connection on both the 
motherboard or an add-in card. Try moving the monitor 
connection to a dierent connector on the back of the computer
Monitor settings in the computer are not compatible with the 
monitor.
1. In Control Panel, select Category from the View by list, then 
under Appearance and Personalization, select Adjust 
screen resolution.
To access Control Panel in Windows 7, click Start, and then 
select Control Panel.
To access Control Panel in Windows 8.1, from the Start 
screen, type c, and then select Control Panel from the list of 
applications.
To access Control Panel in Windows 10, type control 
panel in the taskbar search box, and then select Control 
Panel from the list of applications.
2. Expand the Resolution box, and then use the sliding control 
to reset the resolution.
Monitor is congured to use an input that is not active. Use the monitor's on-screen menu controls to select the input 
that is being driven by the system. Refer to the monitor's user 
documentation for more information on the on-screen controls 
and settings.
Blank screen and the power LED ashes Red ve times, once every second, followed by a two second pause, and the computer 
beeps ve times. (Beeps stop after fth iteration but LEDs continue ashing.)
Cause Solution
Pre-video memory error. 1. Reseat DIMMs. Power 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.
Solving display problems 77










