iMac i5, 3 on 3 beeps, black screen

Question 1

2 crwdns2873741:0crwdne2873741:0

iMac i5, 3 on 3 beeps, black screen

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

oldturkey03 781.4crwdns2936485:0crwdne2936485:0

crwdns2942989:0crwdne2942989:0

Maw 20, 2018

answer accepted Maw 20, 2018 crwdns2933505:0crwdne2933505:0 oldturkey03

Question 2

2 crwdns2873741:0crwdne2873741:0

Do I need to replace the thermal paste?

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

Henrique Mazer 37

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Maw 5, 2018

commented Maw 5, 2018 crwdns2933505:0crwdne2933505:0 Henrique Mazer

Question 3

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 4

1 crwdns2930801:0crwdne2930801:0

Testing a power supply

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

Dan 478.9crwdns2936485:0crwdne2936485:0

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Kho 17, 2019

commented Kho 17, 2019 crwdns2933505:0crwdne2933505:0 Dan

Question 5

1 crwdns2930801:0crwdne2930801:0

How reconnect display date cable?

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

Dan 478.9crwdns2936485:0crwdne2936485:0

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Nhl 27, 2015

answered Nhl 27, 2015 crwdns2933505:0crwdne2933505:0 Dan

Question 6

1 crwdns2930801:0crwdne2930801:0

iMac Intel EMC 2428 won't start even after replacing power supply

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

oldturkey03 781.4crwdns2936485:0crwdne2936485:0

crwdns2942989:0crwdne2942989:0

Kho 14, 2015

answer accepted Kho 14, 2015 crwdns2933505:0crwdne2933505:0 oldturkey03

Question 7

1 crwdns2930801:0crwdne2930801:0

My internal microphone dead after replacing hard disk

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

Chris Green 36.9crwdns2936485:0crwdne2936485:0

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Maw 17, 2014

answered Maw 17, 2014 crwdns2933505:0crwdne2933505:0 Chris Green

Question 8

6 crwdns2873741:0crwdne2873741:0

Any easier to remove stand?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:06crwdne2933315:0

Tamara Sale

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Kul 24, 2019

commented Kul 24, 2019 crwdns2933505:0crwdne2933505:0 Tamara Sale

Question 9

5 crwdns2873741:0crwdne2873741:0

How many SATA ports on iMac Intel 21 EMC 2428 entry level?

iMac Intel 21.5" EMC 2428 crwdns2933315:05crwdne2933315:0

alessiodicataldo

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N'w 19, 2011

answered N'w 19, 2011 crwdns2933505:0crwdne2933505:0 alessiodicataldo

Question 10

4 crwdns2873741:0crwdne2873741:0

What is the maximum RAM that the 2011 21" iMac can take?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:04crwdne2933315:0

jonesdavies98

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Ndz 15, 2021

commented Ndz 15, 2021 crwdns2933505:0crwdne2933505:0 jonesdavies98

Question 11

4 crwdns2873741:0crwdne2873741:0

Why does Mac OS X fail to install?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:04crwdne2933315:0

Mohammed Ahmed

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Maw 25, 2021

answered Maw 25, 2021 crwdns2933505:0crwdne2933505:0 Mohammed Ahmed

Question 12

4 crwdns2873741:0crwdne2873741:0

Fans Noise, Error: 4SNS/1/C0000008:TS0P--124

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:04crwdne2933315:0

Dan 478.9crwdns2936485:0crwdne2936485:0

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Dzi 28, 2017

answer edited Dzi 28, 2017 crwdns2933505:0crwdne2933505:0 Dan

Question 13

4 crwdns2873741:0crwdne2873741:0

A way to use a non apple drive in one of these?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2428 crwdns2933315:04crwdne2933315:0

oldturkey03 781.4crwdns2936485:0crwdne2936485:0

crwdns2931733:0crwdne2931733:0

Kho 29, 2012

answer deleted Kho 29, 2012 crwdns2933505:0crwdne2933505:0 oldturkey03

Question 14

3 crwdns2873741:0crwdne2873741:0

Power Supply (PSU) pin-out diagram

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

oldturkey03 781.4crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Kul 29, 2024

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

Question 15

3 crwdns2873741:0crwdne2873741:0

Replacing iMac 2011 Board - Where to buy it?

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

Dan 478.9crwdns2936485:0crwdne2936485:0

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Mha 28, 2023

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

Question 16

3 crwdns2873741:0crwdne2873741:0

iMac mid 2011 21inch black screen after cpu upgrade

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

Jonathan Chaya

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Maw 15, 2021

commented Maw 15, 2021 crwdns2933505:0crwdne2933505:0 Jonathan Chaya

Question 17

3 crwdns2873741:0crwdne2873741:0

Upgrading 2011 iMac RAM. PC3-10600 vs. PC3-10666--are they the same?

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

C.T.

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Huk 15, 2020

answer edited Huk 15, 2020 crwdns2933505:0crwdne2933505:0 C.T.

Question 18

3 crwdns2873741:0crwdne2873741:0

My fan does not run

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

StarrDan 57

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Dzi 10, 2020

commented Dzi 10, 2020 crwdns2933505:0crwdne2933505:0 StarrDan

Question 19

3 crwdns2873741:0crwdne2873741:0

Power supply or logic board?

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

Goku Kakaroto

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Dzi 7, 2020

answered Dzi 7, 2020 crwdns2933505:0crwdne2933505:0 Goku Kakaroto

Question 20

3 crwdns2873741:0crwdne2873741:0

Can I make a fusion drive in my iMac with OSX 10.8.2?

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

francoisvdc 13

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Yan 14, 2014

answered Yan 14, 2014 crwdns2933505:0crwdne2933505:0 francoisvdc

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

iMac Intel 21.5" EMC 2428 crwdns2944630:0crwdne2944630:0