- Joined
- Feb 4, 2019
- Messages
- 82
- Motherboard
- DELL Optiplex 7050 MT
- CPU
- i7-7700
- Graphics
- RX 560
- Mobile Phone
Please note that many memory errors occur in Corei7-7700. We are planning to fix EFI.
Memory panic countermeasures
When memory panic occurs, please uncheck Intel Turbo Boost in BIOS.
☆ There are many parts that have not been verified due to incompleteness.
☆ Since it is incomplete, a question cannot be accepted.
at first
I installed Catalina on Optiplex 7050 SFF.
The graphics card used was GT730.
If you use the built-in graphic, it becomes a pink screen.
This issue is unresolved.
Optiplex 7050 SFF this specification
CPU: intel core i5-7500T
MEM: DDR4 2400MHz 8GBx2 16GB (MAX 64GB)
HDD: intelI SSDPEKNW512GB
Built-in audio: Realtek HDA codec ALC3234
Built-in network: Intel ~ i219-V Gigabit Ethernet LAN 10/100/1000.
Internal graphic: intel HD graphic 630/610
Chipset: Intel Q270
Graphic card: GT730 / TDP: 25 W
Power: 180 W
Necessary things and preparation
I referred to Tonymacx86.com.
Step 1: After power on, press F12 to select bootable USB.
Just boot from the USB boot disk and install.
Be sure to insert the USB into the USB 2.0 port.
Step 2: Install macOS Catalina on Any Supported Intel-based PC.
I have omitted the detailed steps above.
Step 3: After installation is complete, install Catalina with Clover configurator Mount the EFI of the SSD (intel SSD).
Step 4. Delete the EFI folder of the SSD (intel SSD) with Catalina installed and EFI.ZIP
Please paste and unzip.
Step 5. After copying is complete, I installed Catalina with Clover configurator
Unmount EFI of SSD (intel SSD).
Step 6: Start Kext Utility
Prepare the permissions.
Step 7. Restart
Step 8. Select and start the SSD (intel SSD) which installed Catalina.
Step 9. Catalina Update
Function whose operation has been confirmed
USB port : confirmed
All ports are working.
GT730 Graphic : Unverified
We confirmed that it works by connecting the HDMI
output of the GT730 graphic card to the LCD monitor.
The 2-screen display is unconfirmed.
Optiplex 7050 DVI output : Unverified
If there is no GT730 graphics card, output from the DVI port.
Optiplex 7050 HDMI output : confirmed
If there is no GT730 graphics card, output from the HDMI port.
pink screen.
Sound : confirmed
Sound was output from the speaker of the LCD monitor built-in HDMI connection.
Built-in speaker : confirmed
The built-in speakers worked properly.
Front headphone jack : confirmed
When I connected the headphones, the speakers were muted and sound came out of the headphones.
It works fine when a microphone is connected.
Ethernet : confirmed
It was confirmed that communication can be performed by connecting a wired LAN cable.
Bluetooth : confirmed
It has been confirmed that a commercially available Bluetooth adapter works.
(The installation operation was unnecessary)
Wireless LAN : confirmed
It has been confirmed that a commercially available wireless adapter works.(Installation is necessary)
Sleep operation : confirmed
There is no problem with sleep operation.
Return is with keyboard touch or mouse.
Caution: Beware of old LCD monitors
When connecting to an old LCD monitor via HDMI, sound may not be output.
As HDMI version of LCD monitor with manufacturing date before 2012 is old (Ver 1.3)
It does not match with HDMI (Ver1.4) of GT730 graphic card.
This is not a problem with Hackintosh.
※※ How to solve difficult problems
Rear blue jack (line out) does not work.
There are still audio problems.
Linr out can connect an audio DAC to the USB port to get line out.
Please enjoy Hackintosh.
Optiplex 7050 SFF Catalina EFI.zip
Memory panic countermeasures
When memory panic occurs, please uncheck Intel Turbo Boost in BIOS.
☆ There are many parts that have not been verified due to incompleteness.
☆ Since it is incomplete, a question cannot be accepted.
at first
I installed Catalina on Optiplex 7050 SFF.
The graphics card used was GT730.
If you use the built-in graphic, it becomes a pink screen.
This issue is unresolved.
Optiplex 7050 SFF this specification
CPU: intel core i5-7500T
MEM: DDR4 2400MHz 8GBx2 16GB (MAX 64GB)
HDD: intelI SSDPEKNW512GB
Built-in audio: Realtek HDA codec ALC3234
Built-in network: Intel ~ i219-V Gigabit Ethernet LAN 10/100/1000.
Internal graphic: intel HD graphic 630/610
Chipset: Intel Q270
Graphic card: GT730 / TDP: 25 W
Power: 180 W
Necessary things and preparation
- BIOS settings
updated to latest SYSTEM BIOS version.
OptiPlex_7050_1.12.1.exe
File size: 17.25 MB
BIOS loads (initializes) the system default and then Please correct the BIOS. - BIOS changes
ーVideo/Primary Display
◉ Intel HD Graphics
※ Set to use iMovie
ーVirtualization Support
ーーVirtualization
︎ Enable Intel Virtualization Technology
ーーVT for Direct I/O
︎ Enable VT for Direct I/O - Download Catalina from Apple.
- Create a bootable USB
Clover_v2.5Kr5071.pkg - Uploaded EFI to reduce kernel panic during installation. Copy to the EFI area of the USB boot disk.
5-1. Download EFI.zip
5-2. Mount the EFI of the Install macOS Catalina USB boot drive.
5-3. Extract the EFI.ZIP file.
Overwrite EFI folder of the USB boot disk.
5-4. Unmount the EFI.
Install Mojave with this USB boot drive.
I referred to Tonymacx86.com.
Step 1: After power on, press F12 to select bootable USB.
Just boot from the USB boot disk and install.
Be sure to insert the USB into the USB 2.0 port.
Step 2: Install macOS Catalina on Any Supported Intel-based PC.
I have omitted the detailed steps above.
Step 3: After installation is complete, install Catalina with Clover configurator Mount the EFI of the SSD (intel SSD).
Step 4. Delete the EFI folder of the SSD (intel SSD) with Catalina installed and EFI.ZIP
Please paste and unzip.
Step 5. After copying is complete, I installed Catalina with Clover configurator
Unmount EFI of SSD (intel SSD).
Step 6: Start Kext Utility
Prepare the permissions.
Step 7. Restart
Step 8. Select and start the SSD (intel SSD) which installed Catalina.
Step 9. Catalina Update
Function whose operation has been confirmed
USB port : confirmed
All ports are working.
GT730 Graphic : Unverified
We confirmed that it works by connecting the HDMI
output of the GT730 graphic card to the LCD monitor.
The 2-screen display is unconfirmed.
Optiplex 7050 DVI output : Unverified
If there is no GT730 graphics card, output from the DVI port.
Optiplex 7050 HDMI output : confirmed
If there is no GT730 graphics card, output from the HDMI port.
pink screen.
Sound : confirmed
Sound was output from the speaker of the LCD monitor built-in HDMI connection.
Built-in speaker : confirmed
The built-in speakers worked properly.
Front headphone jack : confirmed
When I connected the headphones, the speakers were muted and sound came out of the headphones.
It works fine when a microphone is connected.
Ethernet : confirmed
It was confirmed that communication can be performed by connecting a wired LAN cable.
Bluetooth : confirmed
It has been confirmed that a commercially available Bluetooth adapter works.
(The installation operation was unnecessary)
Wireless LAN : confirmed
It has been confirmed that a commercially available wireless adapter works.(Installation is necessary)
Sleep operation : confirmed
There is no problem with sleep operation.
Return is with keyboard touch or mouse.
Caution: Beware of old LCD monitors
When connecting to an old LCD monitor via HDMI, sound may not be output.
As HDMI version of LCD monitor with manufacturing date before 2012 is old (Ver 1.3)
It does not match with HDMI (Ver1.4) of GT730 graphic card.
This is not a problem with Hackintosh.
※※ How to solve difficult problems
Rear blue jack (line out) does not work.
There are still audio problems.
Linr out can connect an audio DAC to the USB port to get line out.
Please enjoy Hackintosh.
Optiplex 7050 SFF Catalina EFI.zip
Last edited:
