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HT1883: Apple Hardware Test: iMac (Mid 2007) and later models

Learn about Apple Hardware Test: iMac (Mid 2007) and later models

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  iMac Can Only be Booted in Safe Mode (Shift Key held down)
by JDW1 in OS X Mountain Lion
11,435 48 2 days ago by devil_tez
  The D startup key doesn't work on an encrypted drive on Mountain Lion. How do I run the diagnostics?
by daveyostcom in OS X Mountain Lion
497 4 3 months ago by baltwo
  I installed snow leopard on my mac mini and now it takes roughly 10 minutes to boot
by jakeeh123 in Mac OS X v10.6 Snow Leopard
2,929 17 3 months ago by jakeeh123
  Fan starts running at 3600RPM with 44 ºC
by René Bijloo in iMac (Intel)
5,666 60 3 months ago by mkirke
  run hardware diagnosis with lion
by kin sing stephen in MacBook Pro
2,370 11 5 months ago by yungmu
  SMC: smcreadkeyaction Error
by sessionsnw in iMac (Intel)
26,763 23 6 months ago by ore69
  how do i run a dianostics on my macbook pro late 2011
by BrandonSrc in MacBook
243 2 7 months ago by Kappy
  apple hardware test
by mamakisa in iMac (Intel)
873 2 10 months ago by outendesigns
  New HD: DiskUtil says: "Partition Failed Input/Output Error"
by G&O in iMac (Intel)
848 9 10 months ago by gtourismo
  My late 2009 iMac (10.8.1) have been crashing since I updated to Mountain Lion. What should I do?
by etihad6 in iMac (Intel)
1,794 12 1 year ago by Barry Clarke
  apple hardware test
by Marco Angeli in iMac (Intel)
5,264 15 1 year ago by baltwo
  How do you run a hardware test
by brenda69 in MacBook Pro
33,519 12 1 year ago by Tyr567
  the System Preferences not responding
by winostroza in iMac (Intel)
153 1 1 year ago by BDAqua
  How can I interpret the results of a hardware test?
by indi2go in iMac (Intel)
204 2 1 year ago by noondaywitch
  I started up using the app install DVD and tried to run a test and got stuck and froze what next? Help
by jahsonfrombradford in iMac (Intel)
280 8 1 year ago by Radiation Mac
  What if I lost my 'iMac OS X Install Disc 1' ?
by Air tunes in iMac (Intel)
259 1 1 year ago by shldr2thewheel
  iMac12,2 wont start after the last SU. HT starts but loops. Start from CD seems also broken/irregular
by Massimo Lombardo in iMac (Intel)
259 1 1 year ago by Massimo Lombardo
  Computer will shut down by itself while using computer?
by LDRldr in iMac (Intel)
261 2 1 year ago by BGreg
  I am trying to run a hardware test. The Computer will not start with the "D" key held?
by chopsdds in iMac (Intel)
232 1 1 year ago by RRFS
  Hi There
by Spooks13 in Mac OS X v10.7 Lion
287 3 1 year ago by dsimagry
  the jack of my ear-piece broke in its port.how could I open my Mac so I can remove it?
by givtanx in iMac (Intel)
226 1 1 year ago by BDAqua
  I cannot burn DVD's
by Andy JD in iMac (Intel)
735 2 1 year ago by Apple-USA
  I have a iMac 24" early-08 that Kernal Panics after about 20min. . I ran the Apple Hardware Test, got Error 4MOT/3/40000004: HDD-1553 What does this error mean?
by Dreadnought, Fear Nothing in iMac (Intel)
425 2 1 year ago by Dreadnought, Fear Nothing
  How much does it cost to repair a faulty HDD?
by Boogadabaron in iMac (Intel)
2,272 1 1 year ago by Limnos
  27" mid 2011 iMac with only ssd.  noisy sound
by ciascott in iMac (Intel)
1,352 1 2 years ago by BDAqua
  Can I use a 24" AHT disc in my 20" iMac to check my hard disk?
by noway699 in iMac (Intel)
1,421 3 2 years ago by Allan Eckert
  using the apple hardware test
by GH in Mac OS X v10.7 Lion
1,884 1 2 years ago by Kappy
  Mac froze
by lucretia1458 in Mac OS X v10.7 Lion
1,981 2 2 years ago by softwater
  Loading videos freezes my mac screen!
by callumwcarr in iMac (Intel)
3,390 7 2 years ago by iCare
  Uncontrollable backslashes ///////////// Help!!
by donna478 in iMac (Intel)
1,854 4 2 years ago by iCare

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