Computer no signal blank screen after switch to internal graphic
If your computer is displaying a blank screen or "no signal" when using integrated graphics (iGPU),
Computer displays blank screen, monitor no signal
When you use internal graphics from iGPU
Blank Screen / No signal problem occurs on old computers
When the computer switches to internal graphics
This issue is particularly common on older computers when switching to integrated graphics.
If you reset the BIOS, some older computer models might automatically switch the display output to the dedicated graphics card.
This can lead to a blank screen. To resolve this, you'll need to access the BIOS and restore the PCIe settings to the integrated graphics.
Blank Screen / No Signal Repair
Requires a monitor with VGA input
Computer is connected to the VGA output port to the monitor
We can change BIOS settings
From external PCIe to iGPU with BIOS Settings.
You can then access the BIOS and change the settings to use integrated graphics instead of the dedicated graphics card.
Stages for repairing Blank Screen / No Signal monitor.
00:01 See the keyboard LED will blink as usual
Your computer is actually working, but it doesn't appear on the monitor
00:16 Move the port to VGA
00:27 See on the monitor whether the BIOS, boot failure and others appear
If the monitor is displayed (not blank screen), the computer BIOS can be set
00:37 Setting BIOS iGPU (enable), Multi-monitor (OnBoard)
00:56 Move the output port to HDMI, and Reboot the computer
01:04 The computer is working as usual
01:19 Setting BIOS details
01:46 Test computer
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