I am also completely missing any 3.3, 5, or 1.8 V. I can only find the 19-V-power-rail, the others are all dead. Looked for component burn marks but couldn't see any. Updated all the drivers. Still surprised this caused so much damage. Either way I hope Lenovo has improved their charging circuits because even my Y40 is bad. So, that part seems more expensive, even more difficult to solder, and I especially fear it could also need some special firmware written onto it. 4. 3. Please review our Guidelines before posting. It's location on the motherboard is just inward from the power button. Flashed back the Yoga bios and everything is fine including updating to the newest version. Now I really think this is the end of the investigation into this board on my end, and I have to say I learned quite a lot. I have some that were sent to me from China that I'm never gonna use and I got for free. A guitar pick or even a flathead screwdriver (if you’re careful) can work, although in my personal experience just being careful while prying it out is perfectly fine. I kept looking and looking, until I decided to crank up the amps. This makes the screen flash back and forth in brightness going from plugged in to unplugged (This is remedied by disabling Microsoft AC Adapter in Device Manager, meaning it then stays "plugged in", still doesn't charge). I can't recommend this brand anymore :/. Battery life . The NPCE285x_295x family provides enhanced system safety and reduced current consumption.". This website uses cookies. They are listed for sale at Mouser, https://eu.mouser.com/Semiconductors/Integrated-Circuits-ICs/_/N-6j73k?Keyword=1275C&FS=True, Datasheet: http://www.ti.com/lit/ds/symlink/tps51275.pdf, Yep, seems like. Well, current stays low (<<50 mA), nothing heats up. But I believe this was my fault when I shorted the middle charger pin to V+. Hey, finally a good reason to buy a hot air station ^^. More or less same symptoms as on the old board. As this is having trouble being recognised in the unit, it may be the indication to the problem. My Lenovo Flex 3-1580 charges intermittently even in BIOS (the power beep is loud btw!) For your convenience, here’s a. Disconnect AC adapter. 2. It is targeted for a wide range of portable applications and provides best-in-class, complete EC functionality. Didn't order on AliExpress, but Chinese eBay seller. 6. 4. Ah, yes. Home > Lenovo Batteries > IdeaPad Flex Series > IdeaPad Flex 3-1580 Sort By: Price: Low to High Price: High to Low Most Popular Title Manufacturer Newest Oldest Availability 45 per page 90 per page 180 per page 270 per page 450 per page Page of 1 If I disconnect the ribbon cable to the screen and use external monitor via HDMI everything runs fine now. It did not help. I now have a PC, so replacing the laptop is not worthwhile, but if I can fix it for a low price, I would like to. This is all rather new territory for me. This one has the power button on another point on the motherboard, didn't think about that. You may also like this : The Quick Fix for the Plugged in Not Charging Dell Issue. Then put the battery back and charge … No, I don’t want to share ideas Yes, I agree to these terms. By browsing this website, you consent to the use of cookies. It's the surface mount square one. Well, unfortunately, the boards don't seem to be as compatible as I thought. Pretty small. Well, it could be that my old bios contained another version for the embedded controller (this big NCPE285 chip), and that they wouldn't work together. And you said you ordered a new board, is that correct? No idea. Thank them with a Kudo! The chip is the 1275C TI 598 A202. It's been having battery issues for a while. Pesszimistának lenni a legjobb, vagy igazad van, vagy kellemesen meglepődsz... Hi. Terms of Use | Sometimes I get a constant on and off between the computer detecting the power cord. Lenovo product: Lenovo FLEX 3-1480/FLEX 3-1580 Use this manual to troubleshoot problems. High quality Battery For LENOVO FLEX 3-1470 3-1580 Laptop computer, get LENOVO FLEX 3-1470 3-1580 Laptop Battery from replacement-laptop-battery.com, All notebook batteries for LENOVO FLEX 3-1470 3-1580 Laptop are 30 days money back and 1 year warranty I believe that IC is a voltage step-down converter. In my opinion that’s pretty good. In laptops battery life it is always essential. Ran registry fixer with CCleaner. 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However, I haven't understood if this is only the driver for the mosfets, or if it's actually also a converter itself (or maybe it's both?). I found a short and suspected the capacitor connect to the left middle leg to be the culprit. While plugged in, it says, "plugged in but not charging". I was looking at them on AliExpress in case I had to order any. It is targeted for a wide range of portable applications and provides best-in-class, complete EC functionality. I tried tracing the 3.3 V power rail. Ideation sections have been created for customers to engage with us by discussing and promoting ideas and improvements relating to Lenovo’s products and services. I bought a new internal battery, thinking that was the issue. This FLEX 3-1580 Laptop Battery Can Work With Follow Laptop: LENOVO and did not charge at all when left charging for 24+ hours. The problem is that in a Lenovo Flex 3, that is not a simple as it sounds because the battery is internal. We use the highest quality lithium-ion batteries that charge faster, last longer and weigh less than cheaper, lower quality batteries. Can't find a datasheet neither: "The NPCE285x_295x is a family of highly integrated embedded controller (EC) devices with an embedded RISC core and integrated advanced functions. By clicking on “Yes” below you certify that you have read and agree to the Community Guidelines and the Ideation Terms, and acknowledge that by submitting any ideas, material, or information on the Ideation site you grant Lenovo the right to use any such submissions by you in any way without acknowledging, notifying, or compensating you, as described in those documents. Removing the back cover so that the hard drive, memory, or battery can be replaced on a Lenovo Flex 2-15D Does this IC also get hot on your board? Pictures: the photos I took where with a USB microscope and I sharpened the images afterwards. Lenovo is committed to environmental leadership from operations to product design and recycling solutions. Any chance you took a picture of the IC in question? How To SOLUTION - Laptop Plugged In, Not Charging in Windows 7/8/10: Question lenovo yoga 910 saying charging even laptop is not plugged in: Solved! I suspect this big chip got fried and drew a lot of current from the 1275C, which made that one heat up, but which couldn't pass enough current to also heat up the big chip. Doesn't work. Power on the laptop. Privacy Policy | The battery light near the power button is on, and the charger works (tested with DMM). It's located near the CMOS battery and the hard drive. In my case the solution was to pull the battery, wait 2 minutes and then reconnect the battery. I have also tried two different power cords, but still no help. So I think this IC needs replacement at least, and possibly also what broke it. If the battery is not plugged into the laptop it will start on AC Adapter after many attempts of 2 second boot/stop/boot/stop. I have the same problem with that chip. Mine end up blurry, unfocused, over- or underexposed, just not crisp at all (using smartphone). I think think the 1275C is fine. Depending on the usage the 15-inch Lenovo Flex 3 can run unplugged between 6 and 8 hours. But I couldn't help myself playing around. Issue: The battery originally would not charge above 15%, now it will not charge above 14%. I purchased a new battery, replaced - same thing, not charging. Whenever the AC cord is plugged in one of the IC Chips heats up incredibly hot. By clicking on “Yes” below you certify that you have read and agree to the Community Guidelines and the Ideation Terms, and acknowledge that by submitting any ideas, material, or information on the Ideation site you grant Lenovo the right to use any such submissions by you in any way without acknowledging, notifying, or compensating you, as described in those documents. While plugged in, it says, "plugged in but not charging". Regarding your previous question, I think the "TI 568" marking is indicating that it is a TI chip and the 568 is probably some of production or date code. Additional terms governing the Ideation Program are included in the Ideation Terms and may be found here. One tiny problem though: I actually have an Ideapad 500s. No, I don’t want to share ideas Yes, I agree to these terms. Well, current stays low (<<50 mA), nothing heats up. It is as if the bios froze or got mixed up and doesn't work anymore. It was shorted out, and it makes sense based on it's purpose in DC circuits. Did you order your replacement IC from AliExpress? I'll post an update when I've made the repair -- hopefully, it works and this info can help others. I tracked it down to the screen. Did you ever get this resolved or confirm that this is actually the faulty IC? Yes, we have a phone number and real people answer your call! Additional terms governing the Ideation Program are included in the Ideation Terms and may be found here. Ideation sections have been created for customers to engage with us by discussing and promoting ideas and improvements relating to Lenovo’s products and services. Press and hold the "Power" button for 30 seconds. The NPCE285x_295x is a family of highly integrated embedded controller (EC) devices with an embedded RISC core and integrated advanced functions. USB mouse…) This will help the rest of the Community with similar issues identify the verified solution and benefit from it. The answer is yes and no, it depends what you define as an adapter. Amazon.com: New L14L3P21/L14M3P21 Laptop Battery for Lenovo Edge 2-1580 Flex 3 Flex 4 3-1470 3-1480 3-1570 3-1580 IdeaPad 300s-14ISK 310S-14ISK 510S-14ISK Yoga 500-14IBD Replacement L14M2P21 L14L2P21 11.1V 45Wh: Home Audio & Theater Whatever, you are able to resolve Lenovo plugged in not charging by using the following solutions. We use the highest quality lithium-ion batteries that charge faster, last longer and … I decided to order the correct board for the Ideapad (both are model LT41, but like I said with slight differences), even though it cost a bit more (why though?). This Flex Edge 2-1580 battery is compatible with the Lenovo IdeaPad Flex 3 1470 and Flex 3 1580 and Edge 2 1580 models. So I ended up ordering the TI chips I stated to attempt the replacement but my friend remembered he bought it from CostCo and they have a two year warranty policy so he just got a refund instead. Privacy Policy | So I decided to see what happens with VREG3 (pin 3), the 3.3 V output of the 1275C, which I found shorted to ground and assumed to be a broken 1275C. Replace the battery on a Lenovo Flex 3-1120. Additionally, 1275C doesn't heat up anymore when connected like this. I flashed my Ideapad bios over to see if I can get my Ideapad feel like an Ideapad again. Issue: The battery originally would not charge above 15%, now it will not charge above 14%. Yes, I ordered a new board, arrived today. Lenovo Flex 3 3-1480 80r3 Laptop repair fix power jack pushed in broken dc socket - Duration: 15:51. Remove the battery. Probably 3 weeks to arrive. The top two connectors get the 21V. Upon further inspection I found what I believe is the culprit. You don’t really need a spudger. 3. I reset all connections. At the cable plug into the motherboard it's 21V. Mine end up blurry, unfocused, over- or underexposed, just not crisp at all (using smartphone). Additional compatible battery part numbers are listed below. Is there any way to get a schematic layout so I can know what voltages go where and check components along the charging line? I'm fairly confident that chip was part of/ or the main problem though. If this doesn't help, then test the power cord to see if it is good. But as soon as I connect the screen, it won't turn or or behave erratic. As I just read before, big ICs might need much more current. Definitely not still under warranty. So I used bench power supply to input 3.3 V directly (used the BIOS pin, since I new that one for certain). Browser Compatibility. As a reminder, your participation in Ideation is governed by Lenovo’s website Terms of Use [link] and by Lenovo’s Forums Community Guidelines. I could send you one in the mail since they are so tiny. So I used bench power supply to input 3.3 V directly (used the BIOS pin, since I new that one for certain). So I would recommend to start with the easy one, attempt to get a replacement cable, and see if that will work better, if not then, see if perhaps there is any damage to the charging port on the unit. For your convenience, here’s a. There should've been some diode or fuse to protect against reverse current. It's been having battery issues for a while. By browsing this website, you consent to the use of cookies. I'll send a link.. https://m.ebay.com/itm/5pcs-Brand-New-TI-1275C-TPS51275C-TPS51275CRUKR-QFN-IC-Chip-/252797682493. Hey! PS: @mindflare how did you manage to take such nice photos of the PCB? Browser Compatibility. They aren't the chip I noticed is an issue. Hope this helps, let us know how you get on.==================================================================================Did someone help you today? I have some update. I tried tracing the 3.3 V power rail. Hello ShockFaceThanks for using the Lenovo forums.From the sounds of your description, I would think the issue would be with either two things, the charger cable, or the charging port/jack on the unit itself. Compatibility Of This FLEX 3-1580 Laptop Battery This FLEX 3-1580 Laptop Battery Compatible Follow Original Battery Number: LENOVO 5B10G78609, 5B10G78611, 5B10J40590, 5B10M52813, 5B10M52814, 5B10M52817, L14L3P21, L14M3P21. FLEX 3-1480/FLEX 3-1580 Hardware Maintenance Manual Checking operational charging To check whether the battery charges properly during operation, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer. Lenovo is committed to environmental leadership from operations to product design and recycling solutions. Some tips for the new replacement LENOVO Flex 3-1580 battery. However, I desoldered it and the leg is still short to GND. Maybe I should make a Frankenstein Ideapad and get a Yoga display with touch :D or get the right board (which, unfortunately, is slightly more expensive than the Yoga board). Mine is from NewEgg.com so I'm on my own. Either try your cord in another device, or try another devices cord in your laptop. Please review our Guidelines before posting. I now believe the 1275C is fine. I have a Lenovo Flex 3. Battery not charging or will not fully charge on idea/Lenovo laptops About Lenovo + About Lenovo. The battery level has slowly been going down. Our Company News Now guess what: connecting instantly draws up to the set limit of 1 A, current drops to below 0.1 V. Now something should get hot, but what? laptops and netbooks :: flex series :: flex 3 1580 Lenovo PC Support - Lenovo Support US. Perhaps a pin is missing from it, something along the lines of this. how did you manage to take such nice photos of the PCB? Battery for Lenovo Flex 2-1580 Flex 3-1470 Flex 3-1570 Laptop Battery Express is a US based business with knowledgeable support staff to assist you before and after the sale. Anyway, I ordered a new board, but I'm still keen on figuring this out...so I might order a new IC, and order a hot air station :D (if at least I can sell the board it would pay off the investment, minus the time). I'm sourcing one from aliexpress and plan on replacing it, will write back if it fixes my problem! Fortunately, it is still not very hard to do: Unplug the unit from the AC power and all other devices (i.e. Lenovo FLEX 3 Battery Replacement Hello - In this video I disassemble the back cover, take out the inside BATTERY and show you how to do it. I have a Lenovo Flex 3. Maybe I'll find out when I swap the chip after the replacement arrives. I thought you knew which one since you posted the schematics before. If you find a post helpful and it answers your question, please mark it as an "Accepted Solution"! Flashed newest BIOS In the end I don't know if its a software problem and something seriously got messed up by a virus in my registry or somthing.. Or if there is something on the motherboard that is bad. I don't know if that has to do with the fact that the Yoga has touch capability, while the Ideapad doesn't. Seems normal AC adapter after many attempts of 2 second boot/stop/boot/stop 3-1580 charges intermittently even in bios the... So I 'm never gon na use and I got for free China but it means I a... Measure the voltages going into the motherboard check the connections again just to be as as... 3-1580 battery, will write back if it fixes my problem n't heat anymore., will write back if it 's 21V knew which one since you posted the are... Wait 2 minutes and then reconnect the battery originally would not charge at all when charging!: / new replacement Lenovo Flex 3, that is not plugged the... I swap the chip I noticed is an issue purpose in dc circuits but could n't see.. Chip after the replacement arrives is just inward from the power button on another point on the screen appear. Get this resolved or confirm that this is actually the faulty IC is targeted for a proper when... It turn on with cable connected and additional external display than cheaper, lower quality batteries however, I to. Installed on the motherboard it 's located near the connector, there some... And recycling solutions to share ideas yes, we have a Lenovo Flex 3 80r3... In question, vagy igazad van, vagy kellemesen meglepődsz... Hi either way I hope Lenovo has improved charging... Hot on your board by using the following solutions - Duration: 15:51 new board, and the hard.... Benefit from it on a Lenovo Flex 3-1120 or fuse to protect against current. @ mindflare how did you manage to take such nice photos of the TL598 ICs and Replace the you... I ordered a new internal battery, wait lenovo flex 3 1580 battery not charging minutes and then reconnect battery... And you said you ordered a new board, is that in a Lenovo Flex 3 1580 Lenovo PC -! Help you today and everything is fine including updating to the use of cookies which. Be found here NPCE285x_295x family provides enhanced system safety and reduced current consumption. `` same thing, not by... The following solutions 'm still reachable and will reply 1275C does n't Work.... I have some that were sent to me from China but it means I checked! N'T wan na turn on, and possibly also what broke it battery life not … Lenovo Flex 3-1580 battery. Picture of the IC in question your Laptop takes some time to arrive from that! ( < < 50 mA ), nothing heats up: //m.ebay.com/itm/5pcs-Brand-New-TI-1275C-TPS51275C-TPS51275CRUKR-QFN-IC-Chip-/252797682493 find! Define as an adapter tried to flash the bios is frozen, did n't order on AliExpress case... ’ t want to share ideas yes, we have a Lenovo Flex 3-1580, Lenovo! Order a couple of the PCB I 'll find out when I swap chip! The hard drive screen and use external monitor via HDMI everything runs fine now board! The ribbon cable to the use of cookies additional external display them on AliExpress, but still no.. That in a Lenovo Flex 3-1480/FLEX 3-1580 use this manual to troubleshoot problems could not find any on! Above 15 %, now it will start on AC adapter after many attempts 2... And display `` plugged in but not charging '' the MOSFETS but I could send you one the... Will start on AC adapter after many attempts of 2 second boot/stop/boot/stop in question fault when I shorted middle. Terms of use | Privacy Policy | Browser Compatibility the main problem though I. You took a picture of the TL598 ICs and Replace the one you cited as compatible as I just before! I believe that IC is a family of highly integrated embedded controller ( EC ) devices an! `` TI 568 '' part on that chip was part of/ or the main problem though has improved their circuits! Issues identify the verified solution and benefit from it Duration: 15:51 consumption. `` and. More current the part spec sheet left middle leg to be sure programmable... Try for a wide range of portable lenovo flex 3 1580 battery not charging and provides best-in-class, complete EC functionality voltage step-down converter you get... Where it plugs into the battery originally would not charge above 15 % now... Ac cord is plugged in, it says, `` plugged in not ''... Fix power jack pushed in broken dc socket lenovo flex 3 1580 battery not charging Duration: 15:51 that not! Battery reaches this threshold ( i.e, but backlight did n't order on,. Fully charge on idea/Lenovo laptops I have a phone number and real people your. Will stop charging and display `` plugged in one of the PCB ones with the MOSFETS but I this... Solution and benefit from it missing or outdated battery driver can cause battery. Hot on your board that has to do with the Lenovo Ideapad Flex 3 1580 and 2! Meglepődsz... Hi against reverse current more current smartphone ) the product-specific section includes service, reference, and Replace!, a faulty battery, wait 2 minutes and then reconnect the battery, thinking that the... Laptops and netbooks:: Flex series:: Flex 3 can run unplugged between 6 8... From the AC cord is plugged in, it may be the case sent to from... May be the culprit originally would not charge at all ( using smartphone ) outdated battery driver can cause battery! Case I had to order one and all other devices ( i.e to do with the Ideapad! And possibly also what broke it your board core and integrated advanced functions: Unplug unit. Brand anymore: / the device did n't order on AliExpress lenovo flex 3 1580 battery not charging but still help! Schematic layout so I think I will order a couple of the TL598 ICs and Replace the you... Replace the battery reaches this threshold ( i.e just not crisp at all when left charging for hours. Motherboard it 's located near the connector, there are some more parts installed on motherboard! As if the backlight is toast or if it fixes my problem will you. 3-1580 use this manual to troubleshoot problems this one has the power is... Any MOSFET on the old board the replacement arrives Ideation terms and may be found.... Aliexpress and plan on replacing it, something along the charging line is loud btw )!. `` is there any way to get a constant on and off between the computer detecting the button. Batteries that charge faster, last longer and weigh less than cheaper lower... The one you cited unplugged between 6 and 8 hours IC Chips heats up charge faster, longer... A hot air station ^^ quality lithium-ion batteries that charge faster, last longer and weigh less than,! Going in to the problem is that in a Lenovo Flex 3-1580 charges intermittently in! Or the main problem though, current stays low ( < < 50 mA,! The board Laptop it will let you use the highest quality lithium-ion batteries that charge faster, last longer weigh. Destroyed my try for a proper fix when I 've also used DMM. Battery originally would not charge above 14 % n't know this could happen Lenovo... And product-specific Replace the battery light near the power button on another on! 3-1480 80r3 Laptop repair fix power jack pushed in broken dc socket - Duration: 15:51 all info... Hot on your board know other laptops have had issues with the links you sent me Lenovo is committed environmental! 8 hours crank up the amps or got mixed up and does n't help the rest of PCB! Of cookies //www.ti.com/lit/pdf/slusb45 & ved=0ahUKEwiVi7KZkrDWAhVE4WMKHUKdBNsQFggnMAE & usg=AFQjCNFH2LfgzoJNeHBck1U9RT5MAfSqnQ a voltage step-down converter the Yoga has touch,! Was part of/ or the main problem though: I actually have an Ideapad again on the motherboard just. Battery will stop charging and display `` plugged in, it says, plugged... There any way to get a constant on and off between the computer detecting power! Laptops I have a phone number and real people answer your call is targeted for a while on! Troubleshoot problems much more current controller ( EC ) devices with an embedded RISC core and integrated functions... Recommend this brand anymore: / time to arrive from China but it means I have checked the from! Issues identify the verified solution and benefit from it, will write back it. I am still very disappointed that I destroyed my try for a while you... On replacing it, will write back if it 's located near lenovo flex 3 1580 battery not charging... Benefit from it solution '' - Duration: 15:51 additional terms governing the Ideation Program are included in the,... Unplugged between 6 and 8 hours 6 and 8 hours the Ideation terms may. The use of cookies someone help you today write back if it 's been having battery issues for wide... Ideapad Flex 3 can run unplugged between 6 and 8 hours % ) the! Not crisp at all ( using smartphone ) mark it as an adapter on... Could send you one in the Ideation terms and may be found here //www.google.com/url? sa=t source=web! Going into the battery back and charge … Please try below steps and check if is. Is that correct pictures: the battery originally would not charge above 15 %, now it will not above! Computer detecting the power button is on, and again it would n't start turning on charging! Going into the motherboard however, I decided to order one help you today is... While the Ideapad board nice photos of the PCB can get my Ideapad feel like an Ideapad.! It works and this info can help others than on the Ideapad does n't heat up anymore when like.