Is there a way to trick the board to see a screen temp sensor?

Question 1

0 crwdns2873741:0crwdne2873741:0

Is there a way to trick the board to see a screen temp sensor?

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

MineZebra 55

crwdns2931741:0crwdne2931741:0

Ndz 24, 2023

commented Ndz 24, 2023 crwdns2933505:0crwdne2933505:0 MineZebra

Question 2

0 crwdns2873741:0crwdne2873741:0

3 beeps but is not ram

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

Novation Hax 11

crwdns2931741:0crwdne2931741:0

Kho 8, 2021

commented Kho 8, 2021 crwdns2933505:0crwdne2933505:0 Novation Hax

Question 3

0 crwdns2873741:0crwdne2873741:0

Your computer was restarted because of a problem - Log Erros

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

Bryan

crwdns2931731:0crwdne2931731:0

Kul 27, 2021

asked Kul 27, 2021 crwdns2933505:0crwdne2933505:0 Bryan

Question 4

0 crwdns2873741:0crwdne2873741:0

Power Supply pinout values

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

MARIO

crwdns2931731:0crwdne2931731:0

Sun 12, 2021

asked Sun 12, 2021 crwdns2933505:0crwdne2933505:0 MARIO

Question 5

0 crwdns2873741:0crwdne2873741:0

No Backlight & Image present - iMac (21.5-inch, Late 2012), 820-3302A

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

Kristen Gismondi 82crwdns2936485:0crwdne2936485:0

crwdns2930845:0crwdne2930845:0

N'w 11, 2020

reopened N'w 11, 2020 crwdns2933505:0crwdne2933505:0 Kristen Gismondi

Question 6

0 crwdns2873741:0crwdne2873741:0

Won't boot when internal display is connected - Can it be the cable?

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

James Watkins-Harvey

crwdns2942987:0crwdne2942987:0

Huk 13, 2020

edited by author Huk 13, 2020 crwdns2933505:0crwdne2933505:0 James Watkins-Harvey

Question 7

0 crwdns2873741:0crwdne2873741:0

iMac 21.5 Late 2012 goes black randomly when the iMac is "warm"

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

Massimo Oriano 45

crwdns2942987:0crwdne2942987:0

Ndz 23, 2020

edited by author Ndz 23, 2020 crwdns2933505:0crwdne2933505:0 Massimo Oriano

Question 8

0 crwdns2873741:0crwdne2873741:0

My Screen is flickering but external monitor works fine

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

julianacosta

crwdns2931731:0crwdne2931731:0

Ndz 16, 2020

asked Ndz 16, 2020 crwdns2933505:0crwdne2933505:0 julianacosta

Question 9

0 crwdns2873741:0crwdne2873741:0

Kernel_task 300% and fans on full

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

Dan 479,7crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Maw 10, 2020

commented Maw 10, 2020 crwdns2933505:0crwdne2933505:0 Dan

Question 10

0 crwdns2873741:0crwdne2873741:0

Image glitching randomly after boot

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

Robert G 917

crwdns2931731:0crwdne2931731:0

Yan 11, 2020

asked Yan 11, 2020 crwdns2933505:0crwdne2933505:0 Robert G

Question 11

0 crwdns2873741:0crwdne2873741:0

Weird graphics glitches even after restart

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

Dan 479,7crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

N'w 31, 2019

commented N'w 31, 2019 crwdns2933505:0crwdne2933505:0 Dan

Question 12

0 crwdns2873741:0crwdne2873741:0

Need help identifying this ferrite bead

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

Dan 479,7crwdns2936485:0crwdne2936485:0

crwdns2931735:0crwdne2931735:0

Mud 23, 2017

crwdns2931431:0crwdne2931431:0 Mud 23, 2017 crwdns2933505:0crwdne2933505:0 Dan

Question 13

0 crwdns2873741:0crwdne2873741:0

Tried 3 PSU's still NOT turning on any diagnostic LED on logicbord

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

jbermudez27 140

crwdns2931731:0crwdne2931731:0

Mud 5, 2017

asked Mud 5, 2017 crwdns2933505:0crwdne2933505:0 jbermudez27

Question 14

0 crwdns2873741:0crwdne2873741:0

How to test Power Supply Voltage and Pinout

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

steharmon 61

crwdns2931731:0crwdne2931731:0

Sun 23, 2017

asked Sun 23, 2017 crwdns2933505:0crwdne2933505:0 steharmon

Question 15

0 crwdns2873741:0crwdne2873741:0

How can I test the Power Supply (voltage values)?

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

Lesli KeepSimple 25

crwdns2931741:0crwdne2931741:0

N'w 4, 2016

commented N'w 4, 2016 crwdns2933505:0crwdne2933505:0 Lesli KeepSimple

Question 16

0 crwdns2873741:0crwdne2873741:0

Blue screen after changing HD out

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

mayer 685,3crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Mha 10, 2016

commented Mha 10, 2016 crwdns2933505:0crwdne2933505:0 mayer

Question 17

0 crwdns2873741:0crwdne2873741:0

How to remove Power Button Board?

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

Eric 37

crwdns2931731:0crwdne2931731:0

Dzi 12, 2016

asked Dzi 12, 2016 crwdns2933505:0crwdne2933505:0 Eric

Question 18

0 crwdns2873741:0crwdne2873741:0

Repair audio jack cable

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

fredorion

crwdns2931731:0crwdne2931731:0

Sun 18, 2016

asked Sun 18, 2016 crwdns2933505:0crwdne2933505:0 fredorion

Question 19

0 crwdns2873741:0crwdne2873741:0

Newly installed Hard drive unrecognizable in late 2012 iMac

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

mayer 685,3crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Kho 26, 2015

commented Kho 26, 2015 crwdns2933505:0crwdne2933505:0 mayer

Question 20

0 crwdns2873741:0crwdne2873741:0

display darker and fickers after disassembly

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2544 crwdns2933315:00crwdne2933315:0

originalmachead 116,3crwdns2936485:0crwdne2936485:0

crwdns2931735:0crwdne2931735:0

Sun 7, 2015

crwdns2931431:0crwdne2931431:0 Sun 7, 2015 crwdns2933505:0crwdne2933505:0 originalmachead

crwdns2944620:0iMac Intel 21.5" EMC 2544crwdne2944620:0

iMac Intel 21.5" EMC 2544 crwdns2944632:0crwdne2944632:0