HP 280 G1 Specifications download pdf (Page 81)

Blank screen (no video).

Cause Solution

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

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.

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.

Blank screen and the power LED flashes Red six times, once every second, followed by a two second pause, and the computer

beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.)

Cause Solution

Pre-video graphics error. For systems with a graphics card:

1. Reseat the graphics card (if applicable). Power on the

system.

2. Replace the graphics card (if applicable).

3. Replace the system board.

For systems with integrated graphics, replace the system board.

Solving display problems 73

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HP 280 G1 Specifications Page 81