HP ProDesk 600 G4 Base Model Small Form Factor PC Manual de usuario descargar pdf (Pagina 77)

Blank screen (no video).

Cause Solution

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 dierent

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, 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 congured 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.

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

times. (Beeps stop after fth iteration but LEDs continue ashing.)

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 69

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HP ProDesk 600 G4 Base Model Small Form Factor PC Manual de usuario Pagina 77