2011 21.5“ iMac does not chime or boot

Question 1

1 crwdns2930801:0crwdne2930801:0

2011 21.5“ iMac does not chime or boot

iMac Intel 21.5" EMC 2428 crwdns2933313:01crwdne2933313:0

rudolf35

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Dzi 12, 2024

commented Dzi 12, 2024 crwdns2933505:0crwdne2933505:0 rudolf35

Question 2

3 crwdns2873741:0crwdne2873741:0

Power Supply (PSU) pin-out diagram

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:03crwdne2933315:0

oldturkey03 782,3crwdns2936485:0crwdne2936485:0

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Kul 29, 2024

commented Kul 29, 2024 crwdns2933505:0crwdne2933505:0 oldturkey03

Question 3

0 crwdns2873741:0crwdne2873741:0

How do I install the OS on to the drive

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2428 crwdns2933315:00crwdne2933315:0

huedrant 23

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Kul 29, 2024

commented Kul 29, 2024 crwdns2933505:0crwdne2933505:0 huedrant

Question 4

0 crwdns2873741:0crwdne2873741:0

Connect HDMI Driver Board in A1311 iMac 2011 with internal PSU + Audio

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2428 crwdns2933315:00crwdne2933315:0

huedrant 23

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Kul 29, 2024

asked Kul 29, 2024 crwdns2933505:0crwdne2933505:0 huedrant

Question 5

3 crwdns2873741:0crwdne2873741:0

Can a 21.5" Mid-2011 iMac be upgraded to an i7 2600?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:03crwdne2933315:0

Dan 479,3crwdns2936485:0crwdne2936485:0

crwdns2931735:0crwdne2931735:0

Sun 31, 2024

crwdns2931431:0crwdne2931431:0 Sun 31, 2024 crwdns2933505:0crwdne2933505:0 Dan

Question 6

3 crwdns2873741:0crwdne2873741:0

Making a bootable drive.

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:03crwdne2933315:0

Dani Danar

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Huk 30, 2023

answered Huk 30, 2023 crwdns2933505:0crwdne2933505:0 Dani Danar

Question 7

2 crwdns2873741:0crwdne2873741:0

diagnostic lights,i get 1st light good 2nd light blinking and fans

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:02crwdne2933315:0

codeaxen

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Huk 9, 2023

commented Huk 9, 2023 crwdns2933505:0crwdne2933505:0 codeaxen

Question 8

2 crwdns2873741:0crwdne2873741:0

Is it possible to replace the DVD with a blu-ray drive?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:02crwdne2933315:0

Wenheng Yuan

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Nhl 24, 2023

commented Nhl 24, 2023 crwdns2933505:0crwdne2933505:0 Wenheng Yuan

Question 9

3 crwdns2873741:0crwdne2873741:0

Replacing iMac 2011 Board - Where to buy it?

iMac Intel 21.5" EMC 2428 crwdns2933315:03crwdne2933315:0

Dan 479,3crwdns2936485:0crwdne2936485:0

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Mha 28, 2023

commented Mha 28, 2023 crwdns2933505:0crwdne2933505:0 Dan

Question 10

1 crwdns2930801:0crwdne2930801:0

Will a Xeon E3-1280 work on a 2011 21.5 iMac?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933313:01crwdne2933313:0

WJL 39

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Mud 25, 2023

answer accepted Mud 25, 2023 crwdns2933505:0crwdne2933505:0 WJL

Question 11

1 crwdns2930801:0crwdne2930801:0

iMac a1311 not turning on when gpu MXM PLUG. without gpu its turn on

iMac Intel 21.5" EMC 2428 crwdns2933313:01crwdne2933313:0

Dan 479,3crwdns2936485:0crwdne2936485:0

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Mud 12, 2023

commented Mud 12, 2023 crwdns2933505:0crwdne2933505:0 Dan

Question 12

2 crwdns2873741:0crwdne2873741:0

Can I upgrade the CPU in my mid 2011 21.5 inch

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:02crwdne2933315:0

Klavier Gayming

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Dzi 20, 2023

commented Dzi 20, 2023 crwdns2933505:0crwdne2933505:0 Klavier Gayming

Question 13

2 crwdns2873741:0crwdne2873741:0

iMac won’t boot but I can hear a small noise from the back.

iMac Intel 21.5" EMC 2428 crwdns2933315:02crwdne2933315:0

Dan 479,3crwdns2936485:0crwdne2936485:0

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Dzi 20, 2023

commented Dzi 20, 2023 crwdns2933505:0crwdne2933505:0 Dan

Question 14

3 crwdns2873741:0crwdne2873741:0

replace i5 with Intel Xeon E3-1260L

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:03crwdne2933315:0

Paolo Bartalini

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Dzi 12, 2023

commented Dzi 12, 2023 crwdns2933505:0crwdne2933505:0 Paolo Bartalini

Question 15

1 crwdns2930801:0crwdne2930801:0

iMac mid 2011 21.5, what is the gap for thermal pads on vram?

iMac Intel 21.5" EMC 2428 crwdns2933313:01crwdne2933313:0

Justin

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Kul 6, 2023

commented Kul 6, 2023 crwdns2933505:0crwdne2933505:0 Justin

Question 16

1 crwdns2930801:0crwdne2930801:0

Not able to boot up cleanly

iMac Intel 21.5" EMC 2428 crwdns2933313:01crwdne2933313:0

Dan 479,3crwdns2936485:0crwdne2936485:0

crwdns2931735:0crwdne2931735:0

Yan 20, 2023

crwdns2931431:0crwdne2931431:0 Yan 20, 2023 crwdns2933505:0crwdne2933505:0 Dan

Question 17

2 crwdns2873741:0crwdne2873741:0

Mid-2011 21.5" iMac Hard Drive Upgrade

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:02crwdne2933315:0

Dan 479,3crwdns2936485:0crwdne2936485:0

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Yan 4, 2023

commented Yan 4, 2023 crwdns2933505:0crwdne2933505:0 Dan

Question 18

0 crwdns2873741:0crwdne2873741:0

iMac is stuck on blank grey background

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2428 crwdns2933315:00crwdne2933315:0

Rocco 13

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Sun 11, 2023

edited by author Sun 11, 2023 crwdns2933505:0crwdne2933505:0 Rocco

Question 19

1 crwdns2930801:0crwdne2930801:0

iMac Black Screen No Chime Led 1 Fans Rev

iMac Intel 21.5" EMC 2428 crwdns2933313:01crwdne2933313:0

tomytom 25

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Sun 10, 2023

commented Sun 10, 2023 crwdns2933505:0crwdne2933505:0 tomytom

Question 20

1 crwdns2930801:0crwdne2930801:0

only displays white screen without log

iMac Intel 21.5" EMC 2428 crwdns2933313:01crwdne2933313:0

Ben Capehart 7,2crwdns2936485:0crwdne2936485:0

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Huk 19, 2022

answer edited Huk 19, 2022 crwdns2933505:0crwdne2933505:0 Ben Capehart

crwdns2944620:0iMac Intel 21.5" EMC 2428crwdne2944620:0

iMac Intel 21.5" EMC 2428 crwdns2934277:0crwdne2934277:0