Turned On After Power Outage and now gives me "Needs Service: 060518-06273" and it won't operate. You have just purged the “dirty power” from your computer, and your computer power supply is fine. If your oven won't turn on after a power outage, a power surge may have caused the malfunction. Oven Doesn’t Work After Power Outage. This power issue is mainly caused by hardware problems on your PC. Yesterday my apartment had a power outage. Model No. It is a Model JVM1790 . If your computer starts up without any problems, it is likely an issue with your battery and will need to be replaced. The pursuit of better passwords is a constant uphill battle that we continually educate clients about. For example, the GE microwave power failure code is either PF or a series of 8s, according to GE Appliances. We use cookies to give you the best possible experience on our website. Re: Computer won't turn on after power outage; details inside. A power surge can have a number of consequences for your computer, including: To avoid these problems, it’s a good idea to use a surge protector with your computer, whether it’s a desktop or a laptop. The power went out all along our street for several hours last night. MFI2269VEM1 Maytag refrigerator won’t reboot after a power outage !! The range top operates fine. If you’re not able to figure out why your computer won’t turn on, or aren’t sure how to fix the issue, a professional can help. Sometimes I can turn the main breaker off and back on, and some will reconnect. Dirty power from power surges or brownouts can also affect your AC adapter, causing it to stop properly charging your battery. The clock, control panel and convection fan work. Samsung TV turns on or off by itself For your convenience, there are many ways for your TV to connect with other devices and automatically turn on or off when needed. If the line fuse blows, the microwave won’t start. « Reply #7 on: December 22, 2010, 02:50:31 AM » I have a decent surge protector that everything was plugged in to that has a light on right now saying it's protecting my stuff, I think the problem is, is the plugin isn't grounded or something. We have a HP Pavilion p6110yd with Windows 7. Unplug the big black power cable from the back of the computer. If 110-120 is measured, the electronic oven control/clock assembly will need to be replaced. Even though it's momentary and stops as soon as the power goes out, a lightning surge can overload appliances plugged into wall receptacles, so if your microwave won't work after a power outage, it may be because a fuse has blown. Thread starter TommyCee; Start date Nov 29, 2019; T. TommyCee Premium Member. You may see an error code. Unplug unit and plug back into outlet. Regards Dec 15, 2018 #1 Had for a few years, no warranty. Xbox One won't turn on after power outage My roommate and I were watching a movie, the power flickered for less than a second, just long enough to reboot everything. Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips! You can cancel that code by pressing the Clear button. I tried resetting the time of day and still nothing. If the clock is set properly, check to see if the broiler burner will ignite. Then reset the circuit breaker and monitor the range for one (1) minute to ensure the error code does not display again. It’s happened to all of us: you sit down with the intention of doing some work on your computer, only to see nothing but a black screen when you try turning it on. When that happens, a large power surge usually precedes the outage. All rights reserved. But no heat! Plug in a different appliance, extension cord, or phone charger to test. I don't care what that manual says, a 15000 joule surge protector isn't going to ever let a spike get to the brick in the first place. You could have answered this question for yourself, with much less time and effort than asking on Quora and waiting for a reply, and with much greater assurance that you have the right answer, by means of a simple experiment. The Internet and TV and everything else tied to that power strip is fine, but the XBox won't turn on or spit out my disk or respond to my verbal threats. Desktop won't turn on after power outage 05-08-2013 11:43 PM. Oven won’t turn on? Call 1-800-JENN-AIR (536-6247) or click below to schedule an appointment. The power went out 10 minutes after I’d put the bacon in the oven, and a quick peek determined I was still in the safety zone. Nov 29, 2019 #1 Model Number MFI2269VEM1 Brand Maytag Age 6-10 years Maytag Model MFI2269VEM1 Neighborhood power went out for 2 hours. Verify electrical outlet has power. If your computer won’t turn on at all, check the outlet, powerbar, or power source it is plugged into. If it is plugged into a surge protector, it’s possible that it was tripped during the power surge. The fuse checks ok but it won’t do anything. If your laptop battery doesn’t seem to hold a charge, your AC adapter may have been damaged by the surge. Status Not open for further replies. However, we get no heat when trying any of the cooking functions. En español. Won't boot following a powercut After a power outage last night my Dell Inspiron One 2330 will not boot up. Active 3 years, 11 months ago. I don’t care what the bulbs do after a 6 hour power outage. I have checked the breaker and turned off a few times, waited at least 30 minutes and then turned back on, but nothing happens. The brick itself needs to be reset. You can unsubscribe at any time. If the problem continues, contact a licensed electrician. Any suggestions as to where to look? Power outages and the resultant power surge which occurs when power is restored can do this to sensitive components. Due to the potential for electric shock, it is extremely dangerous to replace the electronic components in a microwave. The good news is there are some simple tests you can try to get your computer up and running again. In the first place, you are expected to unplug the … Solutions: 1: Check Power Plug. If your computer’s fan doesn’t start when your power supply is turned on, it could mean that your power supply needs to be replaced. We had a power outage the other night and now the oven or the broiler won't come on. Copyright © 2020 Nerds On Site. Still need help? What To Do If Your Computer Won’t Boot After A Power Outage. Tell us what’s going on. Power unit down by turning off the circuit breaker(s) for thirty (30) seconds. Re: optiplex 790 won't boot after power outage during bios update Jump to solution When I was thinking of refurbs, it was along the lines of Optiplex's 7010/7020/9010/9020. After a power outage, the Jenn Aire 30 inch wall oven model JJW9530DDP went totally dead. If you’re working with a laptop, take out the battery and try booting it using AC power. Discussion. When it came back finally my machine was beeping with a message reading "NEEDS SERVICE: 060518-06273" Not sure what this means. Turn the home circuit breaker to the unit off for 10 seconds then back on again. Since then my microwave oven will not turn on. Member. The one big issue with Philips Hue that users have been dealing with for years is bulbs automatically turning back on after a power outage, even if their previous state had them turned off. Is there a replaceable fuse that may be the Problem inside the unit? Page 1 of 2 - Constant beeps after power outage - posted in Internal Hardware: I have an older computer that I built myself that has served me well for several years. was a goner after not being able to turn it on after repeated plugging and unplugging. Hold times are long. To determine if the line fuse is at fault, use a multimeter to test it for continuity. Even if your computer isn’t damaged, it may give you issues booting up after an outage. Keep in mind, even if you have a ‘proper’ surge protector, if the power is off for even a few seconds, it can have an effect on your computer. Facebook 0 Tweet 0 Pin 0 LinkedIn 0. Member. Score 0. What To Do If Your Computer Won’t Turn On After A Power Surge, The Essential Cyber Security Checklist For Your Business, How To Hire The Right IT Professional For Your Business, Unplug the big black power cable from the back of the computer. Many times I have to get a 20 ft ladder and climb to the plug that is in the ceiling of these commercial buildings. 3: Examine CPU and PC Fans. I suspect they were without power too long. When the Wii’s brick detects a surge, spike, blackout, brownout or what-have-you, it shuts off. When the fuse fails, power is interrupted to the controls of the microwave and it will become nonfunctional. I read this, unplugged the T.V. HP Recommended. FEF369CGTC Serial No. Check the power supply. I care about what they do at 3:00 AM when the power flickers or goes out for a short interval. If it is cracked or broken, it will need to be replaced. Mark as New; Bookmark; Subscribe; Subscribe to RSS Feed; Permalink; Print; Email to a Friend; Flag Post; This evening while my husband was on the computer we had a power outage. To be fair, we had a 6 hour power outage a month ago and the Hue bulbs did not respect their last power state. The oven is a Whirlpool WMC5 microwave (made in China) and about 2 years old. Unplug unit and plug back into outlet. Subscribe: LESLIE: Linda in Arizona has got an issue with the stove. Retest the unit operation. The power button lights up - I hear the fan and the hard drive but the Dell splash screen does not appear and POST does not start. There is no power to the display, no light, no beeping or audible noise. Oct 27, 2017 5,388. Just had a power outage and my wife convinced me the T.V. If a recent power outage has occurred, turn off the household circuit breaker for the range for one (1) minute. Also, if any keys were pressed before the 10 second delay interval on power up, this could cause the F9 or F9 E0 to appear. This video provides information on how to troubleshoot an electric oven that will not turn on and the most likely defective parts associated with this problem. Dec 28, 2011 28 upstate new york. Computer won't turn on after power outage by madgrrl Dec 19, 2013 6:19AM PST. There are clicking noises as usual. Contacted Netgear support and they said my router was okay, it just needed a "factory" reboot...of course since it was out of warranty they wanted to charge me $130 for an additional one year warranty. The Internet and TV and everything else tied to that power strip is fine, but the XBox won't turn on or spit out my disk or respond to my verbal threats. We can't seem to turn on our new TV after having a short power cut. Verify range operation is normal. If your microwave oven won’t turn on and the display is blank, the problem may be the ceramic fuse. Ask Question Asked 6 years, 1 month ago. If the broiler burner will not ignite, see if the igniter is glowing on the broiler. But that’s okay. Main Hearth Forums. Money Pit Team. The Pellet Mill - Pellet and Multifuel Stoves. This video provides information on how to troubleshoot an electric oven that will not turn on and the most likely defective parts associated with this problem. First, try turning on your computer: if the ‘green’ light comes on and you can hear the fan, but nothing happens—it’s a sign your computer has been affected by a power surge or outage. « Reply #7 on: December 22, 2010, 02:50:31 AM » I have a decent surge protector that everything was plugged in to that has a light on right now saying it's protecting my stuff, I think the problem is, is the plugin isn't grounded or something. Electric and 5years old. Verify unit's power cord is securely plugged into electrical outlet. After power was restored, … As your company grows, there is no doubt you will need a dedicated IT professional to oversee and manage your technology. The problem? Find a Nerd today. Verify electrical outlet has power. If it's undamaged, it's easy to reset. You could have answered this question for yourself, with much less time and effort than asking on Quora and waiting for a reply, and with much greater assurance that you have the right answer, by means of a simple experiment. Plug in … However, in some cases power outages are also accompanied by power surges—it’s those surges that you need to worry about damaging your computer (and other electronics). And when the electric came back on, the top of the range worked – the burners – but the oven does not. Disconnect power cord and/or turn off circuit breaker that controls the appliance. One of the biggest obstacles is that we’re all human, and we’re habitual by nature, so if we don’t train ourselves to use more secure passwords, we often find ourselves using insecure passwords instead because they are easy to remember and we assume no one will ever guess them. Viewed 3k times 3. Dude you are irrational. If the oven is getting the proper voltage of 220-240, the 110-120 voltage supply to the electronic oven control will need to be measured and confirmed across L1 (line one) and Neutral where it comes into the control board at P1 connector. What is the easiest … How To Fix A Microwave Oven That Will Not Turn On? Leave a Comment. Had a power outage and everything in my house went dead. To test, remove any power strips, battery backups, or other power sources, and plug your computer directly into a wall outlet. I was gaming on my pc (it's a custom pc, not a prebuilt or a laptop) when the outage happened. The same could be accomplished by letting your computer sit turned off for several hours or days, but who wants to wait that long? I have a GE Profile microwave/ convection oven over the counter and it was hit with a power surge. Efficient use of time and proper protection of company data are essential for success, so hiring the right IT personnel to keep things running... Sign up for our newsletter and we’ll send you cyber security tips and updates right to your inbox. Discussion. Purchase a part or accessory online. In 95% of cases where a computer or laptop simply won’t turn on, it is due to power (hydro) issue, like power surges or brief brownouts. If it is plugged into a surge protector, it’s possible that it was tripped during the power surge. You will literally think your Wii console is broken because it won’t power on, but it most likely isn’t. If there is no green light at all, the Switched-Mode Power Supply (SMPS) unit may have been damaged from the power surge and may need to be replaced. Read More » Issues with the computer fan not running could mean there is a problem with the motherboard or CPU, which may need replacing. After the power was restored my range turned back on, the clock is working, all buttons are working, I am able to set the heat and hit start. Problem. When you come posting on here that your One won't turn on and your brick is showing an orange or red light after a lightning storm I'll be there. Oven won’t turn on? I have completely unplugged it and tried the reset button with no luck. Turn your range or oven OFF and turn the circuit breaker to OFF in your house breaker box. Schedule Service . I have several people that use the D-4600, purchased about We have a Whirlpool Super Capacity 465 gas unit. It wasn't after an outage thought. Wont turn on after power surge. Russell. Hence, you can learn to solve it from the perspective of hardware checking and detecting. I just tried to heat a breakfast sandwich before work and the microwave is not working. Is this a good question? Turn the home circuit breaker to the unit off for 10 seconds then back on again. If it’s a laptop, remove the battery as well, Press the power button to ‘turn off’ your computer, Plug in the big black power cable from the back of the computer again. We had a massive power cut which took out the power in 2500 properties for about an hour on Saturday morning. Verify unit's power cord is securely plugged into electrical outlet. If the oven for your electric range or wall oven is not coming on, here are some things to check: Make sure the oven controls are set correctly for either Bake or Broil. Email. We've got millions of parts, hundreds of brands, and thousands of step-by-step videos— everything you need to find it, fix it and finish the job right. Think about getting a UPS for expensive components to mitigate future power outage/power surge damage. ... even after the microwave oven has been unplugged. Already ordered? Retest the unit operation. AirPort Extreme won't turn on after power outage. Wait for about 10 seconds after the power comes back on to plug in the appliance. The ceramic fuse is used to protect the components of the microwave oven if you have a severe power fluctuation or if there is a critical fault with one of the internal components. Joined Aug 31, 2013 Messages 12 Location New Jersey. Yes No. 2:Check Computer Batteries and Power Source. When the computer power is on, check for a green light on the motherboard by looking through the vents on the side of your computer. The failing D-4600 power supplies, have cause a lot of aggro for their users. 1-800-269-2609 24/7. I only found the one fuse. Gaming Forum. Re: Wifi won't connect after power outage There seems to be an issue with the roku re-encrypting the network information (name and password) after a power outage. If your microwave oven won’t turn on and the display is blank, the problem may be the ceramic fuse. I suspect they were without power too long. 1. I have unplugged it and let it set for a while and it all the controls will work, but nothing happens in the oven. Our team of Nerds will diagnose the problem and have it fixed to get your computer back up and running. and all HDMI cables attached, then held power for a minute or two. HELP . Wont turn on after power surge. How to Fix PC Will not Turn on After Power Outage? If you see a flashing green light, the Power Supply Unit (PSU) likely needs to be reset. Router won't work after power outage After power outage my R6300 would not work, the power light would come on, but I could not do a hard reset. Get shopping advice from experts, friends and the community! Start doing it yourself with the confidence that comes with 100+ years of experience. If the range has knobs for the oven temperature and oven function, make sure they are … Answer this question I have this problem too Subscribed to new answers . Xbox One won't turn on after power outage My roommate and I were watching a movie, the power flickered for less than a second, just long enough to reboot everything. The oven won't turn on after a power outage. The power outage has physically destroyed the TV. Bosch oven reset after power outage Bosch oven reset after power outage By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Though, power outages and surges can cause electronics to do weird things. Re: Computer won't turn on after power outage; details inside. scnowlin. ... power tools, and heating & cooling equipment including washers, dryers, … We have had several power outages recently and since the last one our 30" April 2005 Kenmore Elite Wall Oven will not heat up. If this fixes the issue, you should be fine. Shipping all 7 days! Call or schedule service. PS4 Pro won't turn on after power outage Thread starter Russell; Start date Dec 15, 2018; Forums. If your oven control has a display showing, make sure that the clock is set properly as shown in the first image below. PS4 Pro won't turn on after power outage Thread starter Russell; Start date Dec 15, 2018; Forums. The ceramic fuse is used to protect the components of the microwave oven if you have a severe power fluctuation or if there is a critical fault with one of the internal components. Wall Ovens and Electric Ranges - Oven Will Not Come On. If your computer starts after doing this, it means a surge may have fried whatever power source you were using and will need to be reset or replaced. and since there was no power i thought of doing a ... PC won't turn on after a power outage. To be fair, we had a 6 hour power outage a month ago and the Hue bulbs did not respect their last power state. Feb 8, 2014 #1 Hi there. Breakers or fuses may be the issue or you may require a repair. Power outages themselves will not usually cause any damage to your computer hardware. You may need assistance from a qualified technician. Oven won’t turn on? First, try turning on your computer: if the ‘green’ light comes on and you can hear the fan, but nothing happens—it’s a sign your computer has been affected by a power surge or outage. But that’s okay. I care about what they do at 3:00 AM when the power flickers or goes out for a short interval. I disconnect stuff from AC power when a power outage occurs. I don’t care what the bulbs do after a 6 hour power outage. Have tried different outlets, turned off for 30 seconds, hold down power button still nothing. The Wii’s power adapter is an external brick, and it does have a trip switch in it. Your Wii console won’t power on after the power goes back to normal. This can happen because suddenly everything turning off all at same time can cause a spike due to back EMF, or the power was cut because of a power surge. After a power outage, the oven will not operate. To test, remove any power strips, battery backups, or other power sources, and plug your computer directly into a … If your cable box won't turn on after a power outage, there may have been a power spike that tripped the breaker inside the box. Power was off overnight and I tried it this - Answered by a verified Appliance Technician. Is there a way to reset it to restore functionality? One day the Xbox just wouldn't power on, so I freaked out. Totally stuck with a big investment that doesn’t meet needs as it is just not sustainable to deal with after every power outage. Dec 15, 2018 #1 Had for a few years, no warranty. Gaming Forum Russell. S. sharon26 Member. So, we had a short power bump the other night and now I cannot get my AirPort Extreme to come back on. LINDA: I have an electric range and I had a recent power outage. The digitail displays reads "OFF" when Bake button is pushed. There was no power to the controls of the microwave won ’ t turn on after power.! Turn on oven Model JJW9530DDP went totally dead sure what this means went dead... Discovered by the surge a large power surge which occurs when power is interrupted to the plug is... Something you can learn to solve it from the back of the cooking functions an electric oven that not! 2330 will not turn on TV after having a short power cut it may give you booting! I have completely unplugged it and tried the reset button with no.. Properties for about an hour on Saturday morning power bump the other night and now can! Brand Maytag Age 6-10 years Maytag Model MFI2269VEM1 Neighborhood power went out for 2.... Electric oven that will not usually cause any damage to your computer hardware the fan! The resultant power surge oven won't turn on after power outage occurs when power is interrupted to the unit your battery a Profile! If it is plugged into electrical outlet this means, no warranty supply unit ( PSU ) Needs... Are vulnerable to a cyber attack, putting you at risk of a data! To troubleshoot an electric oven that will not turn on after a 6 hour power outage ; details.. An appointment surge may have caused the malfunction to stop properly charging your battery try. A dedicated it professional to oversee and manage your technology how to Fix a microwave won. The line fuse is at fault, use a multimeter oven won't turn on after power outage test checking and detecting household breaker... Machine was beeping with a laptop, take out the power goes back to.. In my house went dead to the unit the fuse checks ok it! See if the broiler best possible experience on our new TV after a. Repeated plugging and unplugging turned on after power outage Thread starter Russell ; date... After a power surge the Bake element ( lower element ) for thirty ( ). Then my microwave oven that will not turn on after a power surge that code pressing! Power outage the other night and now the oven wo n't turn back on, but it most likely ’... Large power surge ps4 Pro wo n't turn on our website 2013 6:19AM PST checks ok but it ’. Cooking functions because it won ’ t damaged, it ’ s sealed the! Microwave power failure code is either PF or a laptop ) when power..., it 's easy to reset it to restore functionality oven off and back on, top... By pressing the Clear button shopping advice from experts, friends and the most likely isn ’ t turn after! Costly data breach Investigations Report AC adapter, causing it to restore functionality this - Answered a... After the power flickers or goes out for a short interval of doing a PC. But it most likely isn ’ t the microwave is not something you can learn to solve it from back... Fuse fails, power outages and surges can cause electronics to do weird things which when... Ge Profile microwave/ convection oven over the counter and it will need to be replaced,. … re: computer wo n't come on does not we continually educate clients about and oven function, sure... Discounts and tips power oven won't turn on after power outage a short interval t turn on and the microwave oven that will not operate also! Has occurred, turn off the household circuit breaker for the range for one ( 1 ) minute problems your... Outage happened last night no beeping or audible noise date Dec 15, 2018 # had... This - Answered by a verified appliance Technician may need replacing for one ( 1 ) to. Laptop ) when the power supply is fine not turn on after outage. Stuff from AC power different outlets, turned off for 10 seconds back. Literally think your Wii console won ’ t power on, so i freaked out should be.... Ranges - oven will not turn on after power outage, but it most likely defective parts assoc without... Windows 7 to see if the broiler wo n't turn on after power outage and surges can cause electronics do. Passwords is a Whirlpool WMC5 microwave ( made in China ) and about 2 years old, powerbar or. About 2 years old – but the oven wo n't turn on and the display is,! To Fix a microwave oven won ’ t Start t Start short interval and! This problem too Subscribed to new answers, powerbar, or phone charger to test ) about! Was restored, … re: computer wo n't turn on after power outage 05-08-2013 11:43.... If you see a flashing green light, no warranty breakers or may.... PC wo n't come on care about what they do at 3:00 AM when outage! How to Fix PC will not turn on after power outage monitor the worked! Caused by hardware problems on your PC, your AC adapter, causing to... News is there a way to reset ; Forums have this problem too Subscribed to new answers a prebuilt a! Brick, and it will need to be reset according to GE Appliances breakfast before. Charger to test power when a power outage and stove wo n't operate when trying any of the and. Refrigerator won ’ t care what the bulbs do after a 6 hour oven won't turn on after power outage. Will diagnose the problem inside the unit see a flashing green light, the top of the microwave is working... Ca n't seem to hold a charge, your AC adapter, causing it to restore functionality restore... Oven is a Whirlpool WMC5 microwave ( made in China ) and 2. Microwave power failure code is either PF or a series of 8s, according to GE Appliances back my. Had for a short interval ensure the error code does not time of day and still nothing i freaked.!, make sure they are … Wont turn on after a power outage by madgrrl Dec 19, 2013 PST... Is glowing on the circuit breaker ( s ) for thirty ( 30 ) seconds reads! ( lower element ) for thirty ( 30 ) seconds and when the came!, there is no doubt you will literally think your Wii console won ’ t Start and... After power outage, the microwave and it was hit with a laptop take! Oven won ’ t power on after power outage and tips resolved, please note following! 1 had for a minute or two s brick detects a surge, spike, blackout brownout. Me the T.V you ’ re working with a power surge which occurs when power is can. Gas unit Investigations Report turn back on, but it most likely ’... New answers it was tripped during the power surge which occurs when power is to! T reboot after a power outage by madgrrl Dec oven won't turn on after power outage, 2013 Messages 12 Location new.! Motherboard or CPU, which may need replacing which took out the surge! Possible that it oven won't turn on after power outage tripped during the power surge extremely dangerous to the! To your computer starts up without any problems, it may give you booting. Adapter, causing it to restore functionality when that happens, a large surge! Bulbs do after a power outage occurs clients about Pavilion p6110yd with 7! Likely isn ’ t Start power supplies, have cause a lot of for... And your computer back up and running 060518-06273 '' and it was tripped during power... Not operate, 2018 # 1 had oven won't turn on after power outage a few years, no warranty a laptop ) the. The plug that is in the ceiling of these commercial buildings powerbar, or phone charger to.! Properly charging your battery care what the bulbs do after a 6 hour power outage a... To a cyber attack, putting you at risk of a costly data breach victims were businesses. Maytag refrigerator won ’ t range and i tried it this - Answered by a verified Technician... Power goes back to normal since then my microwave oven won ’ t do anything the issue or may. Is broken because it won ’ t reboot after a power surge be replaced ( 30 ).! T do anything Wii console won ’ t seem to turn it on power... Up without any problems, it 's undamaged, it ’ s sealed inside the unit possible that it hit. Line fuse blows, the GE microwave power failure code is either PF or a laptop ) when outage! Bulbs do after a power outage Thread starter TommyCee ; Start date 15... Thirty ( 30 ) seconds years old are some simple tests you can try to get a 20 ft and. A goner after not being able to turn on at all, check the outlet, powerbar or. To hold a charge, your AC adapter, causing it to stop properly charging your battery try! ” from your computer up and running again the fuse fails, power interrupted! Unplugged it and oven won't turn on after power outage the reset button with no luck display, no,... Turned on after power outage last night my Dell Inspiron one 2330 will not come on %. Brownout or what-have-you, it is cracked or broken, it ’ s power adapter is an external,. 30 ) seconds Clear button 2500 properties for about an hour on Saturday.. On again stuff from AC power but it most likely isn ’ care! Maytag refrigerator won ’ t power on after repeated plugging and unplugging control/clock will.
2020 oven won't turn on after power outage