iMac chimes but no apple, black screen for 4 minutes, then login scree

Question 1

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013

4 crwdns2873741:0crwdne2873741:0

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:04crwdne2933315:0

Kamil Zurel Pawlak

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Maw 18, 2023

commented Maw 18, 2023 crwdns2933505:0crwdne2933505:0 Kamil Zurel Pawlak

Question 2

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White screen no keyboard

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:04crwdne2933315:0

Sebastian M 11

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N'w 28, 2020

answered N'w 28, 2020 crwdns2933505:0crwdne2933505:0 Sebastian M

Question 3

3 crwdns2873741:0crwdne2873741:0

Can't update OS. After update system fails, every time...

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:03crwdne2933315:0

Albec 13

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Ndz 14, 2017

answered Ndz 14, 2017 crwdns2933505:0crwdne2933505:0 Albec

Question 4

3 crwdns2873741:0crwdne2873741:0

iMac EMC No not found in iFixit

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:03crwdne2933315:0

Andrew Optimus Goldheart 510.1crwdns2936485:0crwdne2936485:0

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N'w 7, 2015

answered N'w 7, 2015 crwdns2933505:0crwdne2933505:0 Andrew Optimus Goldheart

Question 5

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Is it possible to add an ssd to this model?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:03crwdne2933315:0

oldturkey03 821.6crwdns2936485:0crwdne2936485:0

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Mud 26, 2015

answer accepted Mud 26, 2015 crwdns2933505:0crwdne2933505:0 oldturkey03

Question 6

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Have vertical gray area from top to bottom, rest of screen works fine

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:02crwdne2933315:0

Carl Schultz

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Kho 20, 2022

answered Kho 20, 2022 crwdns2933505:0crwdne2933505:0 Carl Schultz

Question 7

2 crwdns2873741:0crwdne2873741:0

How do I fix the graphic (video) card

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:02crwdne2933315:0

Dan 492crwdns2936485:0crwdne2936485:0

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Kho 24, 2020

answered Kho 24, 2020 crwdns2933505:0crwdne2933505:0 Dan

Question 8

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Can I swap out the hard drive for one with windows already on it

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:02crwdne2933315:0

mayer 688.3crwdns2936485:0crwdne2936485:0

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Dzi 9, 2019

answer accepted Dzi 9, 2019 crwdns2933505:0crwdne2933505:0 mayer

Question 9

2 crwdns2873741:0crwdne2873741:0

Compatible 3rd party PCIe SSD's for iMac14,1 emc2638?

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:02crwdne2933315:0

Jim Razor 25

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Nhl 24, 2018

commented Nhl 24, 2018 crwdns2933505:0crwdne2933505:0 Jim Razor

Question 10

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How do I know the exact logic board to buy?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:02crwdne2933315:0

Nacor Diaz 23

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Mha 13, 2018

answer unaccepted Mha 13, 2018 crwdns2933505:0crwdne2933505:0 Nacor Diaz

Question 11

2 crwdns2873741:0crwdne2873741:0

additional ssd in the a1418 late 2013?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:02crwdne2933315:0

Dan 492crwdns2936485:0crwdne2936485:0

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Maw 5, 2018

commented Maw 5, 2018 crwdns2933505:0crwdne2933505:0 Dan

Question 12

2 crwdns2873741:0crwdne2873741:0

Will upgrading the ram void my AppleCare?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933315:02crwdne2933315:0

Alec 1.7crwdns2936485:0crwdne2936485:0

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N'w 3, 2017

answer edited N'w 3, 2017 crwdns2933505:0crwdne2933505:0 Alec

Question 13

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Two components dropped from logic board, what are they for?

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933313:01crwdne2933313:0

Tom 319

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Kho 13, 2024

commented Kho 13, 2024 crwdns2933505:0crwdne2933505:0 Tom

Question 14

1 crwdns2930801:0crwdne2930801:0

Missing resistor, SMC and/or temperature sensor failure iMac late 2013

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933313:01crwdne2933313:0

Aldergood 13

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Nhl 26, 2023

commented Nhl 26, 2023 crwdns2933505:0crwdne2933505:0 Aldergood

Question 15

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What other model that is compatible to replace the lcd screen?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933313:01crwdne2933313:0

Auldz Buzz 23

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Mud 9, 2023

commented Mud 9, 2023 crwdns2933505:0crwdne2933505:0 Auldz Buzz

Question 16

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Can I upgrade the CPU with a i5 2.7GHz?

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933313:01crwdne2933313:0

Jacob Mehnert 40crwdns2936485:0crwdne2936485:0

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N'w 21, 2022

answered N'w 21, 2022 crwdns2933505:0crwdne2933505:0 Jacob Mehnert

Question 17

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starts normally but you can see very little of the image

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933313:01crwdne2933313:0

francis

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Ndz 17, 2022

commented Ndz 17, 2022 crwdns2933505:0crwdne2933505:0 francis

Question 18

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System hangs on boot, if it boots it hangs soon. What to check?

crwdns2934195:0crwdne2934195:0 iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933313:01crwdne2933313:0

mbed

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Sun 11, 2022

answer accepted Sun 11, 2022 crwdns2933505:0crwdne2933505:0 mbed

Question 19

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no backlight, video ok, 4 diag leds lit

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933313:01crwdne2933313:0

didier godefroy 25

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Maw 26, 2021

answered Maw 26, 2021 crwdns2933505:0crwdne2933505:0 didier godefroy

Question 20

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Only led 1 turns on, hdd does begin blowing

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2933313:01crwdne2933313:0

Dan 492crwdns2936485:0crwdne2936485:0

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Kul 7, 2021

answer edited Kul 7, 2021 crwdns2933505:0crwdne2933505:0 Dan

crwdns2944926:0crwdns2944620:0iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013crwdne2944620:0crwdnd2944926:02crwdne2944926:0

iMac Intel 21.5" EMC 2638 & EMC 2742 Late 2013 crwdns2944630:0crwdne2944630:0