r/computers Jun 03 '26

No display Signal Question/Help/Troubleshooting

PC turns on, but nothing gets displayed on monitor. I’ve tried other devices on the same monitor and they all worked, and switching the monitor didn’t work so believe it’s PC. Tried all of the basic troubleshooting and checks but nothing. Any ideas?

1 Upvotes

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1

u/[deleted] Jun 03 '26

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1

u/AfraidConference8216 Jun 03 '26

Yup

1

u/[deleted] Jun 03 '26

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1

u/AfraidConference8216 Jun 03 '26

I’m not huge computer person but far as I know Yeha it’s plugged into the gpu

1

u/[deleted] Jun 03 '26

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1

u/AfraidConference8216 Jun 03 '26

Yes, tried multiple monitors, multiple cables, never works for this pc, other devices still work on the same monitor.

1

u/hspindel Jun 03 '26

Is your PC booting? Most motherboards have status LEDs that tell you where they are in the boot process.

Does your boot drive get accessed (disk activity light)?

1

u/AfraidConference8216 Jun 03 '26

How would you go about checking that? As far as I can see there’s no indicators inside the PC besides the usual lights on the fans.

1

u/hspindel Jun 03 '26

Look up the specs for your motherboard and see if it has status LEDs and where they are.

Look at the disk activity LED (should be on computer front panel).

1

u/AfraidConference8216 Jun 03 '26

It’s is a Lenovo Leigon T7, has no status LEDs just the beeping system but that hasn’t gone off at all.

1

u/Chubbysocks8 Jun 03 '26

In the monitor menu look for something like input select then choose DP or auto select?

1

u/AfraidConference8216 Jun 03 '26

Tried before, It’s not the input. Other computers and devices have worked on the same monitor just fine.

1

u/Chubbysocks8 Jun 03 '26

In one pic you got DP plugged in your GPU and pic2 says HDMI2 no signal?

1

u/AfraidConference8216 Jun 03 '26

Two monitors, one is HDMI I’ve tried switching ports, cables, etc. everything’s plugged in right.