Manuals / HP / Computer Equipment / Personal Computer

HP E2A03UT E2A03UT#ABA manual Troubleshooting without diagnostics, Select Adjust screen resolution

Models: E2A03UT E2A03UT#ABA Promo 800 G1 E1Z82UTABA E1Z80UT E1Z80UT#ABA Promo 800 G1 E1Z80UTABA

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Blank screen (no video).

Cause

Solution

 

 

You may have a screen blanking utility installed or energy

Press any key or click the mouse button and type your

saver features are enabled.

password (if set).

 

 

System ROM is corrupted; system is running in Boot Block

Reflash the system ROM with the latest BIOS image.

Emergency Recovery Mode (indicated by eight beeps).

 

 

 

You are using a fixed-sync monitor and it will not sync at the

Be sure that the monitor can accept the same horizontal scan

resolution chosen.

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 different connector on the back of the computer

Monitor settings in the computer are not compatible with the

1. In Control Panel, select Category from the View by

monitor.

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, from the Start

 

screen, type c, 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 configured 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 flashes Red five times, once every second, followed by a two second pause, and the computer beeps five times. (Beeps stop after fifth iteration but LEDs continue flashing.)

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.

 

 

 

136

Chapter 8 Troubleshooting without diagnostics

Page 145 Page 147
Page 146
Image 146
HP E2A03UT E2A03UT#ABA manual Troubleshooting without diagnostics, List, then under Appearance and Personalization
Page 145 Page 147

E2A03UT E2A03UT#ABA, Promo 800 G1 E1Z82UTABA, E1Z80UT E1Z80UT#ABA, Promo 800 G1 E1Z80UTABA specifications

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