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E6540 - COMPLETE EFI ATTACHED - CATALINA BETA 3 WORKING EXCEPT USB / INTERNAL 2ND SSD AND HDMI SOUND SYNC

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It took me sometime to fix the Webcam and the USB issue but its all working now, including internal SSD.

The only thing not working is the HDMI video, as soon as I connect the HDMI cable, the screen goes black / grey and I have to shutdown because I don't see anything anymore.

Here is the output of the system report.

Intel HD Graphics 4600:

Chipset Model: Intel HD Graphics 4600
Type: GPU
Bus: Built-In
VRAM (Dynamic, Max): 1536 MB
Vendor: Intel
Device ID: 0x0412
Revision ID: 0x0006
Metal: Supported, feature set macOS GPUFamily1 v4
spdisplays_metalfamily: spdisplays_mtlgpufamilymac1
Displays:
Display:
Resolution: 1920 x 1080 (1080p FHD - Full High Definition)
UI Looks like: 1920 x 1080 @ 60 Hz
Framebuffer Depth: 24-Bit Color (ARGB8888)
Main Display: Yes
Mirror: Off
Online: Yes
Rotation: Supported
Automatically Adjust Brightness: No
Connection Type: DisplayPort


Thanks
 
It took me sometime to fix the Webcam and the USB issue but its all working now, including internal SSD.

The only thing not working is the HDMI video, as soon as I connect the HDMI cable, the screen goes black / grey and I have to shutdown because I don't see anything anymore.

Here is the output of the system report.

Intel HD Graphics 4600:

Chipset Model: Intel HD Graphics 4600
Type: GPU
Bus: Built-In
VRAM (Dynamic, Max): 1536 MB
Vendor: Intel
Device ID: 0x0412
Revision ID: 0x0006
Metal: Supported, feature set macOS GPUFamily1 v4
spdisplays_metalfamily: spdisplays_mtlgpufamilymac1
Displays:
Display:
Resolution: 1920 x 1080 (1080p FHD - Full High Definition)
UI Looks like: 1920 x 1080 @ 60 Hz
Framebuffer Depth: 24-Bit Color (ARGB8888)
Main Display: Yes
Mirror: Off
Online: Yes
Rotation: Supported
Automatically Adjust Brightness: No
Connection Type: DisplayPort


Thanks
Could you please post your EFI folder. Thanks
 
It took me sometime to fix the Webcam and the USB issue but its all working now, including internal SSD.

The only thing not working is the HDMI video, as soon as I connect the HDMI cable, the screen goes black / grey and I have to shutdown because I don't see anything anymore.

Here is the output of the system report.

Intel HD Graphics 4600:

Chipset Model: Intel HD Graphics 4600
Type: GPU
Bus: Built-In
VRAM (Dynamic, Max): 1536 MB
Vendor: Intel
Device ID: 0x0412
Revision ID: 0x0006
Metal: Supported, feature set macOS GPUFamily1 v4
spdisplays_metalfamily: spdisplays_mtlgpufamilymac1
Displays:
Display:
Resolution: 1920 x 1080 (1080p FHD - Full High Definition)
UI Looks like: 1920 x 1080 @ 60 Hz
Framebuffer Depth: 24-Bit Color (ARGB8888)
Main Display: Yes
Mirror: Off
Online: Yes
Rotation: Supported
Automatically Adjust Brightness: No
Connection Type: DisplayPort


Thanks
Provide Problem Reporting files and also what connection with the display do you have: HDMI/DisplayPort/MiniDisplayPort/DVI ?
Is the screen FHD,QHD,4K ?
 
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