I recently began fixing an iMac a1255 the first 2 diagnostic LEDs turn on but unfortunately the other 2 fail I presume it would be a GPU fault but was wondering if there were other troubleshooting steps to take
=== Update (05/09/24) ===
Update iMac was left sitting around till I sourced a CPU to try came to install first I tried powering it up before replacing but now only got diagnostic lights was working yesterday and nothing was done
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=== Update (05/15/24) ===
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Update got new ram and received error lights again but nothing else swapped CPU but no change till the morning when it booted up a few times but then it got stuck at a white screen and then multi coloured lines as well GPU ? Thanks in advance
I recently began fixing an iMac a1255 the first 2 diagnostic LEDs turn on but unfortunately the other 2 fail I presume it would be a GPU fault but was wondering if there were other troubleshooting steps to take
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=== Update (05/09/24) ===
+
+
Update iMac was left sitting around till I sourced a CPU to try came to install first I tried powering it up before replacing but now only got diagnostic lights was working yesterday and nothing was done
I recently began fixing an iMac a1255 the first 2 diagnostic LEDs turn on but unfortunately the other 2 fail I presume it would be a GPU fault but was wondering if there were other troubleshooting steps to take
I recently began fixing an iMac a1255 the first 2 diagnostic LEDs turn on but unfortunately the other 2 fail I presume it would be a GPU fault but was wondering if there were other troubleshooting steps to take
I recently began fixing an iMac a1255 the first 2 diagnostic LEDs turn on but unfortunately the other 2 fail I presume it would be a GPU fault but was wondering if there were other troubleshooting steps to take