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iMac Intel 27" Retina 5K Display 2020 Repair Forum

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iMac Intel 27" Retina 5K Display 2020 most helpful threads

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3 Answers

Can be this model 2020 be upgraded to i9?

iMac Intel 27" Retina 5K Display 2020 3 Answers

Jerome Carolfi

Answered

Nov 26, 2024

answered Nov 26, 2024 by Jerome Carolfi

2 Answers

Best arrangement of stock and 3rd party RAM?

iMac Intel 27" Retina 5K Display 2020 2 Answers

Nick 101.7k

Commented

Jun 2, 2021

commented Jun 2, 2021 by Nick

2 Answers

Mac Won't start up

iMac Intel 27" Retina 5K Display 2020 2 Answers

A2115

Answered

Jan 16, 2025

answered Jan 16, 2025 by A2115

2 Answers

Where is the hard drive?

accepted iMac Intel 27" Retina 5K Display 2020 2 Answers

Tiger Trojan

Commented

Nov 13, 2025

commented Nov 13, 2025 by Tiger Trojan

2 Answers

Where to purchase and SSD for iMac Intel 27"

accepted iMac Intel 27" Retina 5K Display 2020 2 Answers

DanJ 499k

Commented

May 20, 2025

commented May 20, 2025 by DanJ

2 Answers

Displays an Apple for about 20 seconds and then reboots. Any thoughts

iMac Intel 27" Retina 5K Display 2020 2 Answers

huachomartin

Commented

Feb 22, 2025

commented Feb 22, 2025 by huachomartin

2 Answers

Is it possible to upgrade to i9-11900K?

iMac Intel 27" Retina 5K Display 2020 2 Answers

Simon 73

Answered

May 30, 2023

answered May 30, 2023 by Simon

1 Answer

upgrade to any release except mojave impossible after disc change

accepted iMac Intel 27" Retina 5K Display 2020 1 Answer

DanJ 499k

Commented

Dec 5, 2024

commented Dec 5, 2024 by DanJ

1 Answer

What is the arrangement of diagnostic LEDs?

accepted iMac Intel 27" Retina 5K Display 2020 1 Answer

Justin Castle 4.9k

Commented

Jun 30, 2023

commented Jun 30, 2023 by Justin Castle

1 Answer

Does anyone know which lcd panel is used on the 2020 27" iMac?

iMac Intel 27" Retina 5K Display 2020 1 Answer

Alvin

Commented

Feb 20, 2023

commented Feb 20, 2023 by Alvin

1 Answer

Why time machine backup more space I need?

iMac Intel 27" Retina 5K Display 2020 1 Answer

Tom 343

Commented

Oct 27, 2022

commented Oct 27, 2022 by Tom

1 Answer

Is the SATA Connector from older iMacs Compatible?

iMac Intel 27" Retina 5K Display 2020 1 Answer

DanJ 499k

Commented

Sep 15, 2022

commented Sep 15, 2022 by DanJ

1 Answer

iMac randomly freezes and restarts

iMac Intel 27" Retina 5K Display 2020 1 Answer

DanJ 499k

Commented

Jun 29, 2021

commented Jun 29, 2021 by DanJ

0 Answers

Backlight power cable / pinout question

unanswered iMac Intel 27" Retina 5K Display 2020 0 Answers

Kevin Long 13

Edited by author

Oct 24, 2022

edited by author Oct 24, 2022 by Kevin Long

3 Answers

What is best Ram (16x4) for iMac 2020?

accepted iMac Intel 27" Retina 5K Display 2020 3 Answers

Chris N

Commented

Feb 4, 2026

commented Feb 4, 2026 by Chris N

2 Answers

Kernel panic when CPU is hot for long time

iMac Intel 27" Retina 5K Display 2020 2 Answers

Amazing FiXeR 323

Commented

Mar 24, 2026

commented Mar 24, 2026 by Amazing FiXeR

2 Answers

Mac startup sound plays but display wont turn on

iMac Intel 27" Retina 5K Display 2020 2 Answers

SAO

Commented

Feb 12, 2026

commented Feb 12, 2026 by SAO

2 Answers

iMac doesnt start up!….no leds on.

iMac Intel 27" Retina 5K Display 2020 2 Answers

oldturkey03 848.6k

Answered

Mar 20, 2025

answered Mar 20, 2025 by oldturkey03

2 Answers

Why is there two thin (purple and green) vertical lines? how to fix?

iMac Intel 27" Retina 5K Display 2020 2 Answers

DanJ 499k

Commented

Jan 1, 2025

commented Jan 1, 2025 by DanJ

2 Answers

iMac 20.1 i5 3.3 GHz to i9 10900K upgrade

accepted iMac Intel 27" Retina 5K Display 2020 2 Answers

Simon 73

Answer edited

Jul 2, 2024

answer edited Jul 2, 2024 by Simon