Deal4GO HDD Hard Drive Temp Temperature Thermal Sensor Cable Replacement for iMac 21.5" A1311 2009 2010 593-0998-A 593-0998 (Long: 7.68 inch) $6.98 $ 6 . If so then you may have overlooked a simple detail or two upon reassembling your system. Other World Computing has a detailed look at the proper orientation for these connections, so if you have an iMac (and especially a 2009 or 2010 model) that has blaring fans after a hard drive upgrade, then be sure to check out Other World Computing's article to see if you fell victim to this simple oversight. Walmart's best early Black Friday deals: $99 AirPods, $49 Instant Pot and more, $99 AirPods and other early Black Friday deals available now, Best Buy's early Black Friday sale: There are still discounts on TVs, laptops and smart speakers, Discuss: Potentially fix iMac fan blaring after hard drive upgrade, incorrectly reassembled a temperature feedback control, check out Other World Computing's article. You don't jump and use software. Discussion threads can be closed at any time at our discretion. Questions? Another issue that Other World Computing outlines, is where the temperature feedback for the new hard drive itself may be improperly connected. I replaced the original hard drive in a 2011 27" iMac and now the computer fails hardware diagnostics and the fan spins at full speed. We delete comments that violate our policy, which we encourage you to read. Cookies help us deliver our Services. But I'm not sure which holes on the end equate to wire 2 and 7. It's working for me and I've used it for years with my mid 2010 iMac. For the 2009 and 2010 iMac systems, the Western Digital hard drives Apple used have swapped connections for the temperature feedback control, so while you may have seated the sensor connection … Done in a minute. By using our Services or clicking I agree, you agree to our use of cookies. ALL RIGHTS RESERVED. Canada's Mac, iPod and iPhone Community. Does anyone have a pinout of the apple cable so I know which holes to put the wire in? To fix either of these two issues, you will have to open the system again, and then reseat the LCD temperature sensor or flip the temperature sensor connected to your hard drive. Quickest solution. I'd like to take a piece of CAT5 wire, strip the ends, and jam them into the holes on the end of the SATA power cable. In order to replace an iMac's hard drive, you have to open the front of the system by using special tools to lift off the glass, then get underneath a number of components to reveal the hard drive bays. 98 Get it as soon as Wed, Nov 4 Have a fix? I've read in a few places ( that I can simply short the temperature reporting cables to get around this problem. For the 2009 and 2010 iMac systems, the Western Digital hard drives Apple used have swapped connections for the temperature feedback control, so while you may have seated the sensor connection into the same socket of the hard drive according to the instructions of a reputable guide or two, you may simply have swapped the poles of this connection. Jumping the sensor will "trick" the system into thinking it's running supper cold and keep fan at min., OWC sells a sensor:, speed. Press question mark to learn the rest of the keyboard shortcuts. I was hoping to find a cheaper hardware fix, but this should work.... New comments cannot be posted and votes cannot be cast. This works for any third party HD or SSD. *NEED HELP* Internal Hard Drive Super Slow! Software solution will bypass the hardware sensor and ask the hard drive, via software, what it's temp is and then adjust the fans. Be sure to check us out on Twitter and the CNET Mac forums. How to Convert HD Video Between HD and Standard Video on Mac/Windows, Installing Tiger on a replacement hard drive, Dell's "Tuesday" Deal: Today only: 160GB external hard drive: $99. While not a trivial task, it is definitely doable with the proper know-how, such as following some of the guides available at iFixIt and other sources. I replaced the original hard drive in a 2011 27" iMac and now the computer fails hardware diagnostics and the fan spins at full speed. Post them below or Disable Hard drive sensor (iMac) after HD swap. Press J to jump to the feed. You don t need transistors, jumping wires, soldering skills or a fan control software. e-mail us! I'd like to do it with a NON permanent solution. Recently the Mac-centric retailer and supply company "Other World Computing" outlined a potential issue where people upgrading their iMac's hard drives may simply have incorrectly reassembled a temperature feedback control when reassembling their systems. Comments? Since the fan speeds and temperature feedback are managed by the Mac's system management controller (SMC), if this happens, the first course of action may be to attempt an SMC reset; however, this may not fix the problem. However, some people who have done this have found their iMacs no longer give a relatively noiseless computing experience, and end up blaring their cooling fans at the highest speeds. 2011 iMac hard drive thermal sensor workaround? Remove the previous hard drive's pcb, connect the sensor into that board and tape it around to prevent this board touching to any live component, tape the old pcb behind the new hard drive. An unofficial community to discuss Apple devices and software, including news, rumors, opinions and analysis pertaining to the company located at One Apple Park Way. Try "HDD fan control” or “Macs Fan Control” — theres even a version that works under Windows / Boot Camp. Be respectful, keep it civil and stay on topic. This is due to the replacement hard drive not reporting its temperature to the motherboard.,, This is due to the replacement hard drive not reporting its temperature to the motherboard. Is there's a way that I can disable the sensor … This detector has relatively sensitive connections, so even if properly seated in its socket during reassembly, it may have an improper connection that results in the fan blaring at high speeds since no feedback is present. Gee, won't it be just quicker and safer to use this: OWC In-line Digital Thermal Sensor for iMac 2011 Hard Drive Upgrade. All iOS - iPhone, iPad, iPod touch, Apple TV & iTunes, Mac, iPhone, iPad and iPod Help & Troubleshooting, Intel-based Macs: Resetting the System Management Controller (SMC), I replaced my internal drive with a SSD and the hard drive fan is currently running at 5000rpm due to the fact that she's not getting the correct information from the HD sensor. © 2020 CNET, A RED VENTURES COMPANY. In order to get to the drive, one of the steps in disassembly is to remove a temperature sensor cable that provides feedback if the LCD display gets too hot. Other World Computing outlines faulty temperature sensor connections may be to blame for an iMac's fans blaring after a hard drive upgrade. Some have speculated that the iMac may require special firmware from Apple in its hard drive to prevent the cooling fans from being maxed out; however, this may also not be the issue at hand. Are your iMac's fans blaring at full speed after having upgraded or replaced its hard drive? Basically it replaces the internal sensor with an external one so SMC services work correctly in controlling the fans so your system doesn't over heat.

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