![2013 imac 21.5” power issue, replaced power supply twice, still no diagnostic LED on. The Mac will power on after being plugged in for several hours. And then powers on like nothing 2013 imac 21.5” power issue, replaced power supply twice, still no diagnostic LED on. The Mac will power on after being plugged in for several hours. And then powers on like nothing](https://preview.redd.it/wlxzlgxxhtd11.jpg?auto=webp&s=f8722db6a8209fbc5ef4822ac6fd1b614a4ff0be)
2013 imac 21.5” power issue, replaced power supply twice, still no diagnostic LED on. The Mac will power on after being plugged in for several hours. And then powers on like nothing
![Original A1312 A1311 Power Supply for iMac 21.5" 27“ A1418 A1419 A2115 Power Board 2009 2010 2011 2012 2013 2014 2015 2016 2017 Original A1312 A1311 Power Supply for iMac 21.5" 27“ A1418 A1419 A2115 Power Board 2009 2010 2011 2012 2013 2014 2015 2016 2017](https://ae01.alicdn.com/kf/Afc155cea12f245b5b768a83ab053f2182/Original-A1312-A1311-Power-Supply-for-iMac-21-5-27-A1418-A1419-A2115-Power-Board-2009.jpg)
Original A1312 A1311 Power Supply for iMac 21.5" 27“ A1418 A1419 A2115 Power Board 2009 2010 2011 2012 2013 2014 2015 2016 2017
![Original Power Board 300W PA-1311-2A for iMac 27" A1419 Power Supply ADP-300AF 661-7886 661-7170 661-035 2012-2017 MD095 MD096 Original Power Board 300W PA-1311-2A for iMac 27" A1419 Power Supply ADP-300AF 661-7886 661-7170 661-035 2012-2017 MD095 MD096](https://ae01.alicdn.com/kf/H441c30ce345f490597ffedcffbd4a1836/Original-Power-Board-300W-PA-1311-2A-for-iMac-27-A1419-Power-Supply-ADP-300AF-661.jpg)
Original Power Board 300W PA-1311-2A for iMac 27" A1419 Power Supply ADP-300AF 661-7886 661-7170 661-035 2012-2017 MD095 MD096
![Amazon.com: iFixit Power Supply Compatible with iMac Intel 27" EMC 2309, 2374, 2390 or 2429 : Electronics Amazon.com: iFixit Power Supply Compatible with iMac Intel 27" EMC 2309, 2374, 2390 or 2429 : Electronics](https://m.media-amazon.com/images/I/81XtZUtZpqL._AC_UF894,1000_QL80_.jpg)
Amazon.com: iFixit Power Supply Compatible with iMac Intel 27" EMC 2309, 2374, 2390 or 2429 : Electronics
Looking for schematic diagram of 27" 2009-2011 power supply, PA-2311-02A (liteOn) | MacRumors Forums
![Power supply (300W) for Apple iMac 27 inch Retina A1419 (Late 2012- Late 2017) & iMac 27 inch A2115 (Early 2019, Mid 2020) EMC 2546, 2639, 2806, 2834, 3070, 3194, 3442 - WIT Computers Power supply (300W) for Apple iMac 27 inch Retina A1419 (Late 2012- Late 2017) & iMac 27 inch A2115 (Early 2019, Mid 2020) EMC 2546, 2639, 2806, 2834, 3070, 3194, 3442 - WIT Computers](https://witcomputers.com/wp-content/uploads/2021/11/PA-1311-2A1.jpg)