Boss radio draining battery reddit 2020

Boss radio draining battery reddit 2020. One is a constant one. Same here too. I noticed that this began happening at the same time that the screen on the stock factory radio would flicker or completely shut off while still playing music. Fist day with the 8 Pro, the battery nearly died. With the key removed, the P in my cluster was slightly still lit. Go to settings and scroll down midway to see "device settings", then check the apps most using the battery. That turned the sterio screen black but it's still playing the radio. As soon as I took that away my battery life went back to normal. I have a 2007 Honda CR-V EX. Yeah I noticed this too, I think it comes from background play. They told us the infotainment was draining the battery and that it was a software fix. That's already 20% lost just by idling. Then, get the anti-theft code and write down your customer’s audio presets. 1 amp draw you gave a problem. Short the battery cables together with a jumper wire. No amount of Onstar button or attempted reboots fixes this. The car was having issues with the battery being drained and at times we would find the radio on when outside the vehicle. Edit 2/21: It was not the cd changer! draw continued on. 1. 65volts (full charge) While running Battery Voltage = 13. about 30k miles on it. 3 Main Cause and Steps to Fix a Car Stereo Draining Battery. It would normally be in red to indicate the app that is suspect. The power has to come from somewhere. So if you have anything plugged in it, even if no appliance, it will drain the battery. You need to either crimp the connections or twist and solder with heat shrink. Pixel 8 Pro Battery Life = Terrible. UPDATE 1/30/2020: Issue was resolved by installing the latest Tasker update. I know its because the battery is bigger but being an ipad owner since the OG its still very insane to have actually battery life for a laptop. There is too much vibration. 5A Trunk Open fuse as the constant and the 15A Radio as the ACC. Replacement radios should be plentiful in yards however the VIN will need to be programmed into it. I hope this will be resolved by the app dev. If you suspect the radio, then hit the Radio harness and probe those contacts. This is looking more like a battery drain from the online services. I have been having some issues with my battery dying since the install. iPhone SE 2020 [no promo] (current) 10-0 30M 5-0 15M 1-0% 5M. e. Subaru Battery Settlement - My Experience. In the fuse box, you will find two kinds of fuses. My battery is draining and I can't get the radio off. The local dealer has tracked the battery drawn to the OEM radio/nav system which seems to draw even when it and the car is off. iPhone SE 2nd generation (2020) battery draining super fast Hi, I wanted to ask if I am the only one experiencing this problem with the iPhone SE. This is the official subreddit for Proton VPN, an open-source, publicly audited…. May 11, 2022 · I have a 2020 Yukon XL Denali with what seems to be an intermittent battery drain. Try uninstalling apps via the Cleaner app. You can find videos on YouTube explaining how to use a multimeter and check your alternator and battery. 5 months ago. I have a 2005 golf mk5 and recently I’ve been struggling with the cars battery draining itself completely overnight. You can have the icon come up on your home screen as well. I uninstalled Tunein this morning and behavior has improved, battery is draining much slower, heat level is better and performance is much snappier. So, for me, these following steps completely fixed my unexplainable battery drain issue: Make sure you have a new iCloud account ready to use as a proxy. The rest of the manufacturers have it off when the vehicle is turned off. The cheapest + best fix (~ $300) contains 3 parts: 1- Remove your DCM fuse. Unsure if anyone else has experienced this with any newer Silverados or not, or GMs in general. Reviving this issue, a local battery shop knows rhe answer. Then, make sure you didn’t leave any lights on. I have tried different cables, including an oem. I think it's because my factory car harness doesn't have a accessory power . My mother has a ‘09 F-250 V6 PowerStroke diesel truck that has started having issues with battery drain. put a CD in the CD player and leave it there, forever. The easiest way would be to start pulling individual fuses and measuring the results. Fortunately for you, if BIOS 313 is the cause of your problem there are remedies. In my order, I also received this antenna adapter. 10 seconds isnt really that long. However, after 3 days, my car wouldn't start due to a drained battery. You probably have been autoupdated by ASUS to BIOS 313, which slashes your battery life and idles your laptop at 30+W. A 30 mins drive with podcast/music playing and navigation will knock my battery down nearly 1 point per minute. Samsung Galaxy J3 2017 drains 5-0% in 10M. There was a temporary solution but when they tried the new radio then put the old one back it started cycling and draining the battery again. The engine never cut off on its own. My 2020 Rav4 Hybrid Battery Drain Experience. We couldn't get it to charge, so had it towed to the dealership. Once you know how many milliamps drain you have, you can start doing diagnostics. If the car doesn't start, you will need a jump from another car or a device that can do it. Yes, my 2020 RAV4 Hybrid XSE had a similar problem around the same mileage (it's now at 45k). If you have only a single SIM in your phone and if your cell coverage really is spotty where you are, putting on Airplane Mode and using WiFi calling is the only remedy. The red receives power when the ignition is turned on and that entails turns on the deck. MrNudeGuy. So, my testing continues: • Blow away my profile and restore my wife’s (Same problem) Check my wife’s iPad and lo-and-behold, it has the same draining profile Radio battery drains absurdly quickly. Okay so i have a 01 impala and i used to have a bluetooth transmitter that i used for music. I have two CarPlay ports in the car, still, no improvement. For most stereo wiring, Red is hot at all times, Yellow is switched, and Black is ground. I got one more issue on Mini Cooper 2011 R56, 100k miles. I've worked on a few of these newer Hondas with parasitic draw issues. Everything was working fine until the other day. Rn the accessory power of the Kenwood is connected to pac harness; not to any other wire besides In order do the vpn to do its job the tunnel has to stay open so it is constantly using data and the radio to do this which will drain your battery. It started back up after jumping it, and the dealer said they ”reset the computer” and “couldn’t find anything wrong. This seems fine for a few… It drains a couple of % a day regardless of what I've left open. Last. 6volts depending on which things are turned on - seems on the low side to me, but this was the case with Posted by u/RyanAirr21 - 1 vote and 21 comments Subaru_Outback is a place for owners and enthusiasts to show off their rides, discuss modifications, mechanical issues, industry news, etc. I've been getting this issue too. At the start, usually, it would take 8-9 hours of usage for my battery to drain to 0. You should be fine with the radio on for a half hour or so (maybe even 1-2 hrs), but it depends on the battery age, how much you've driven recently, etc. 05A or lower. Macbook Air 2020 Battery draining fast. With iPhone 12, your battery with drain 20% faster than on iPhone 11 and FOUR TIMES faster than the leading Android devices”. I have since undervolted the CPU and were getting around 4. This is the first time that has happened. I didn’t die all the way, but it cut off everything on my dash, my ac, and my radio and after about another half mile to a mile I lost ability to accelerate. Originally I bought a factory nav unit with Bose speakers from another member. Before you troubleshoot the car battery-draining problem, you must know the actual reasons behind this scenario so that you can prepare yourself for a quick fix. Either a portable jump starter or jump starting easily got it going. If anyone knows how I can turn off 4G F-250 repeatedly having battery drain. I'm posting to add another data point to folks that might look online for solutions to this problem. While it was dark outside I finally saw a light that was staying on. I had the battery, alternator, and starter tested. i have a 2020 ford fusion i bought a couple months ago and something is draining my battery idk what it is AAA said the alternator was fine and i bought a new battery a month ago bc my car decided not to start. One of the reasons I decided to "upgrade" from a Pixel 6 Pro to this phone is the battery on the 6 was never really great, even while new. Hello, all. 5mV = 196mA. It isn't on the screen or in the app The only time the battery drains faster is when the “Always On Display” is turned on, technically Oled screen aren’t supposed to consume much energy like older LCD screens but as the phone gets older and the recharge cycle increases the battery mAh falls based on how often you charge your phone, thats one aspect that Android device don’t show on the battery screen settings, like they Yea that’s killing your battery. I am not sure how much it will drain your battery but it will. If truck wasn't driven every 3-4 days, it wouldn't start. 3) once a day measure the voltage of both the old battery and the new on in the car. Ideally it should read 0. Ongoing problem due to dealer ordering faulty replacement radio. Where you can see how much your battery has worn down. just want to chime in and say i'm having similar performance issues. Location. When I would open my Mac after this, I noticed the battery had drained significantly. Paracosm24. Turn the ignition switch to LOCK and remove the key. Also, you can look at Settings > Battery > Battery usage (or something similar) to determine which apps may be draining the battery. Aug 4, 2020 · This means that battery chargers should not be connected directly across the battery (i. C6 Corvette General Discussion - Radio/Battery Keeps Draining - I have an 06 base, convertible. If the process of draining your battery suddenly occurs, even though you installed the car stereo long ago, the stereo could be the cause. About 2 months ago I went to start my Rav4, that had been parked in my garage undriven for maybe 3 days, and the battery was dead. The yellow is always connected to the fuse panel to the battery. Three days later, it happened again. (Multiple versions installed) and what version do you have cause version 88 was a failure. Also if you keep the phone let's say 8h on idle during the day, you'll lose like 10% of battery JUST for the idling, which is 1h of screen of time. The past couple days my battery drains very quickly and am very confused as to why? The only thing running is the internet with one tab. I have a similar phone, the Redmi Note 8 Today my Dash and info screen started randomly re-booting while driving,,,, Last month I had it at the dealer for a week because it the update process would drain the battery completely dead,, The dealer said they were not sure if they fixed it and one point they thought they were not going to be able to even get the computer to take the programing they had to delete but were sure it was at Hey y’all. Make sure the attachments are made to the alternate fuse to prevent the car stereo draining battery. 5-5 hours of battery on normal use (browsing + youtube). Yes, using the radio will drain the battery. Trust me, I've been there. Golf mk5 radio fuse battery drain. Battery was replaced under warranty already because the dealer thought it may have been a bad battery--not the case, still happens. So either disable it if you don't use it, or make a point of Feb 9, 2023 · 1 / 1. Battery still died so I bought a new battery. The Cause Lies in the Stereo Itself. 2020 Ford Fusion SEL BATTERY DRAIN. About once every couple of months I go to start the truck in the morning and the battery is dead. Apparently the USBs and/or lighter outlets are always ON for mazda. If your battery falls below 80% health within the 1 yr limited warranty you may qualify for a warranty repair / replacement. ADMIN MOD. Most posts I found advised to use powertop for diagnosis; it indicates that it's using more than 40W, whereas the sum of every elements is always under 10. Electrical Systems/Wiring - Battery drain issue finally solved - Last year I started having a battery drain problem. Battery drains overnight. Once in, go to iCloud settings and This is why Apple introduced the “battery health” section in settings. I swapped to edge precisely because of Since iOS 16, including the late beta cycles, I have. Here is my compendium on all things 313. Yesterday I drove the car for about an hour. 1 / 1. Got a jump from AAA and then still could not drive it as the power steering failed to initialize. battery voltage with engine running 14. Today my batter was dead, and I am getting the message "Battery discharging due to external electrical devices". So I tried driving it some more but the problem would still occur at We're a community all about Xbox Insiders-helping-Xbox Insiders with questions about pre-release software and gaming experiences for all things Xbox including PC gaming, console, and mobile. If the r is more than . The only thing that should have changed in going from Republic to Boost Infinite is the use of the Boost Infinite app (if you've installed it). Share. Two years from purchasing it, I struggled to get s full day from it but never really had to use battery saver. May 22, 2020 · 1. 2022 Silverado Trail Boss. I never game on battery. Yes it is, because when I charge the phone before sleeping and I wake up the morning with already 10% lost, that's very annoying. After you determine what's pulling the most power, grab a Factory Service Manual and start looking at wiring diagrams. Could be defective radio or could be wired wrong. This is not great but given the great performance of this Ultrabook it I checked the alternator was charging the battery fine (using a Scotty Kilmer or Chris Fix video)I measure current draw when the car is off at the battery, I get around ~1. I had to get a jump, had it checked at the dealer, they said the I've noticed that 5G drains the battery much faster when I'm actively using the phone. I have on the max lifespan mode to allow only 60% charge but i dont see anything else that would be affecting this. I just dealt with this issue. I’m having some issues with my battery draining after installing a Sony XAV-AX1000 double din stereo that I purchased from Crutchfield. For the last few days I noticed a high battery drain with my phone overnight, losing up to 30% in one go, phone has just been sitting on idle overnight I wanted to know if there is someone else with a similar problem, I tried evefything from wiping cache of apps to doing a clean charge and I'm about to give up with this brand Oct 6, 2019 · 1) when you install the new battery note if there are any big sparks when disconnecting the power or ground. I have a 2014 Walking Dead Edition Tucson that is having intermittent battery problems. Question. There are options in the BIOS to limit the maximum charge percentage of the battery (which I presume is for if you're using it at a desk all the time and don't take it off the charger) but the default is to keep the battery at 91-100% charge. When turned off the infotainment system/radio/screen is taking 1 Then tow the car to the nearest dealership and inform them of the issue with your car and about the other 2020 Camry owners that are having the same issue with the battery and to check with the programming sequence. Disconnect the negative battery cable first, then the positive cable. I know the 4k OLEDs drain a lot of battery, but since both devices have the same display, that can't be the only issue. fuse # 25 (5A) voltage drop = 3. May not have lights on but electronic stuff is still going on behind the scenes. Hope that helps. Please direct me elsewhere if this is the wrong place to ask, but this seemed a good starting point. 7 Amps. I don’t know if it’s the BT transmitter or the stock radio that’s draining the battery. If the wires are attached to the first one, it’ll draw more power from the battery. I'm receiving the same notification about high battery usage. Sat for exactly 12 days and battery completely dead. Hi guys I have a 2023 Rav4p SE. Battery died again today but while i was driving. More features more power consumption. 54 dark on my realme C3 (android 10) and from yesterday i have noticed that YouTube vanced is draining battery faster. I found that if I pulled the fuse 19 (radio battery always on fuse) the light went out. If your health is 100% or above 95% you’re good. Didn’t think the radio fuse would draw power with the car power off. Typically I have lastpass, bing rewards, and privacy badger extensions installed. I did some research and noticed that my full Charge Capacity (mAh): 3518 Get a cheap multimeter and jump your car. This hadn't shown up in settings/battery but Accubattery picked it up. Drain Testing: Test 1: 9:30pm (car off and locked at 9pm) battery resting voltage = 12. There’s 100% a parasitic drain on your battery, and with 99% certainty I can tell you EXACTLY what is causing it, even though apparently Subaru can’t/won’t. 1b) if no sparks, then measure the current draw on either the ground or positive. My Bouncie module alerted me to a low battery warning this morning. However, when I did the cranking test, it did show that the battery is cranking low, despite the car starting normally. Shortened battery life may occur when 24VAC power is removed. It shouldn't drain to 60% - that is problematic. there's parasitic drain from keyless entry at the very least. positive-to-positive and negative-to-negative) The correct way to charge a mk7 is to hook the positive lead of the charger to the battery positive and the negative lead to a naked engine both (not to the negative battery terminal). ago. I have installed a Viofo dash cam connected to a hard wired battery pack (thinkware iVolt). You can choose to stay on 313 on the pathway I lay out, or you can choose to revert to 312. 3 - 13. A low battery can cause problems with electronics. 05. Pull the fuse and you will be fine. Natick, MA, USA. #6. I connected the multimeter and it shows ~4. Ignition is off. 13 votes, 18 comments. does anybody know if you can "turn off" 5G like a toggle maybe in settings and only run 4G LTE? Jul 10, 2013 · On newer vehicles, you also may need to wait 10 or 15 minutes for the truck to really go to sleep. Comprehensive-Olive6. Because the “cpu” is no longer throttled by the battery. I put my Macbook in my backpack twice a week for college, and I noticed about a week ago whenever it was on sleep mode it got very very hot, as if it was performing some CPU-intensive tasks. I think someone makes a delay switch to that uses a small battery or capacitor to keep power during starting. This lessens the chance of voltage spikes. Tea mistakenly spilled on it’s keyboard sometime back in mid 2021 and after drying it out for a week and switching it back on I discovered that the keyboard and trackpad had stopped working so I had to get a hub and external usb input options to Wire nuts are no good for automotive. I would try and find a portable radio for cheap to play the drive in movie audio, just because you don't want your car battery to die in the, albeit unlikely, event it does. I wasn’t happy with the factory nav, so I replaced it with a Kenwood DNX994S. 10:35 PM. I install my radio in my 2010 dodge charger sxt using a AzCH11 pac harness and after 10 mins of car being off my battery died. Apr 8, 2023 · 7 Reasons Why Subwoofers Can Drain Out the Car Battery. As the title says my 2020 RAM 1500 Limited always has a dead battery. It if the Viofo A129 Pro Duo in 4K and I used the HK3 hardwire kit. Two days after taking it home, the battery was dead as a doornail. 05:51 PM. Award. They updated it quickly and we haven't had an issue since. Check battery health at settings > battery > battery health & charging if you’re on iOS 16 or later. All cost covered by Toyota. Given I bought the laptop partly for its good battery life, I would really like to find a way to be able to use it outside. If you have a multimeter, make sure the car is off, all accessories off, key out of ignition, set the meter to DC amps to the highest amperage setting, disconnect the negative cable and then hold one multimeter lead to the cable and then the other to the battery terminal. Archived post. Since I did that, the car has started without any issues. Detailed Example of the issue: Charge battery overnight. However, as soon as you start using the iPad in earnest, the battery drain issue immediately returns. I tried the cluster fuse but when I pulled it nothing happened. Macbook Pro 2020 is overheating and draining battery while in sleep mode. ”. I bought the new 2020 HP Spectre x360 15 with an OLED to test. When that did nothing I touched the power button on the lower left of the screen. 24V. Most of the problems often come from the bloatware Xiaomi has often pre-installed on your phone. Occasionally the car will fail to start I and I do a quick jump. I have bought one of those battery testers from Amazon to check the battery, it does show that the battery is Good but needs a recharge with a SOH% of 86%, and the alternator is working normally. Hey all, hoping someone might be able to help with this or offer some guidance. Getting a new one isnt an option, this particular . Reply reply. 2004 - 2008 Ford F150 - Radio draining battery - Hey guys, I have a 2004 F150 (new body style) in which the battery kept getting drained when off. 1/10 th of an amp is what the dash clock/computer memory should draw. It doesn’t drain battery any more than any other app you have open all day. Hi, there. I just changed it over to outlet 1 15v fuse. Dealership Replaced Battery and Alternator - problem still persists. I wouldn't expect it to drain in only three hours, but it's possible. Only solution I see is to buy an aftermarket radio solution, but that will cost a good 200-400 US . I had this hardwired to the Radio 15v. The only true fix I've found is to shut the truck down, open the door, wait a few mins, and fire it up again, and then it works again reliably. 92V (checked to try to rule out alternator) Test 2: 9:30am (car off and locked for 12hours at 20-30 degrees F) battery resting voltage = 12. They all tested good. my macbook m1 lasts longer than my 11" M1. This way the radio doesn't shut off when you turn the key from ACC to start. My girlfriend has a 2015 Honda Civic. I tried turning the car on and off again. Thats a lot! So I started measuring current in the fuse box inside the car near the OBD2 connector. If you gave it logcat permissions, that is 100% your problem. Also, the app recommendation you receive when you go to a folder can be disabled by going to Security> (tap on the settings icon)>Turn off receive recommendations. Had ridiculous battery drain while using car play. Found the draw it wasn’t the head unit. Check for anything that looks out of place. Your "device care" setting would tell you what is draining your battery. If you use WiFi calling and leave the cell radio on, it will still drain your battery looking for a stronger signal while you're making calls via WiFi. So, I busted my car radio and now its stuck turning itself on and off again every few seconds, even when the car is off. Samsung Galaxy A10 2019 10-0% in 30 sec (yes i counted) Samsung Galaxy A7 2018 5-0% in 8M. 2. Nov 7, 2023 · 02:59 PM. Most connectors have enough room to get the probes in You do not need a powerful/expensive jump starter for the C-Max--it just needs to supply a small amount of 12V power to energize the car's computer. Huawei Matebook 13 2020 battery draining fast suddenly! Issues. OP • 4 yr. It's location is noted in your manual. DFU the device (do a search) Follow the prompts but use your NEW iCloud account to login. I power mine with an external 24VAC transformer, but others have reported getting a full year out of a set of four AA batteries. Because I use GoodNotes for teaching all day, it shows that it uses a high percentage of battery, but that’s because I use it all day. After 2 hours waiting for tow truck everything work. Its constantly a high battery usage app according to the ultra. 5A. Make sure the 12v constant and the switched are connected correctly and the connections are solid. I think they just do it out of abundance of caution. •. Jul 22, 2013. I had 5 phones (first - Last) HTC One X doesnt drain fast under 10% just the complete opposite. Battery draining in brand new 2024 GC. So I got my Macbook Air in July 2020 and have been using it a lot since then. It does happen. An old PURE brand radio I have is draining full AA batteries overnight, it does come with a wall plug, but I'd like to know if it is in any way repairable. I read a few articles that said the radio is often the culprit, so I opened the bonnet and removed the radio fuse. Anyone else experience this? 1. Also, my streaming audio never drops signal when I'm on LTE. I knew I had to plug the male end into the back Jun 7, 2020 · First. Jul 24, 2022 · Step 3: Examining the Fuse Box. Prev. Before starting the Vehicle - Battery Voltage = 12. 2020 1500 Limited Battery Draining. I recently hardwired a dashcam on my 2020 Camry Hybrid. I bought a brand new 2024 Grand Cherokee Limited two weekends ago. 74V. You might need to exclude the device from your network, remove and replace the batteries, and include it again. Easy way to verify parasitic draw: with everything shut down and turned off, key in pocket, disconnect positive cable from battery. It's still dead and I can't figure out wtf to do. The top reasons are: 1. -3. Reply. Try seeing if there's a tsb on the issue. SomeTechnicalDiffs. Check the alternator and the battery while it’s running. Next. So you should be able to pick up something suitable for $30-$50. I have it installed but only having it using data when app is being used. 2) charge up the old battery. With both connected, the HU is not fully turning off. When i had it plugged in the cig/aux and used it after i would take it out, the battery would die over night. This is also why you see people get a battery replacement in their iPhone 6 and say it feels brand new. that said it shouldn't have drained after 1 week unless your first battery drain really damaged the battery. Some people don’t understand that well. I also have a 2021 OB, have been following the threads about battery drain and, also, complaints about the windshield cracking. Ended up being the cd changer in the trunk. Kenwood radio draining battery after install. The Key is not in. I'm using the 7. That fixed the drain for me, it's caused by Get a battery tender. Oddly enough, the moment I put my truck in park, the radio came back on. Ouch, that's some hit! I am using YouTube vanced 15. 2020 MacBook Air M1 battery draining while shutdown I have had this Mac since it was released. The battery keeps draining and…. A week later, they were dead again. I have only had the car 2 weeks but tonight is the first time this has happened. Last time I drove the car for nearly 4 hours, interstate driving, and the next day I had a dead battery. To turn off 5G: Settings -> Network & Internet -> Click Mobile Data (not the toggle) -> 3 Dots on the top right -> Mobile Networks -> Network Mode -> LTE/3G/2G. Now, after a year, it only takes about 2-3 hours of usage. Amplifier Wiring Issues: Any wiring-associated issue may increase the consumption of your car battery. Doing the same task (running a youtube video in HD on Edge Chromium), the drain rate is at times half as high as the Razer. Sep 18, 2023 · This test with the Yukon radio should confirm if your original radio is the cause of the drain. battery life of the ipad pros has gone down since the ipados 14 update. I'm unsure if the warning is actually from reading the battery voltage or something more advanced. The first time it happened, the dealership replaced the batteries which were completely dead. The computer then uses the big high voltage hybrid battery to start the engine. Hi All, I purchased matebook 13 2020 with i7 and MX250 2. It could be anything from bad micu to stuck contact in a switch. If it's draining your battery, it's not powering down. My N20U definitely drains more with Life360 than it does on my S10+. The cars switched power goes to the trigger side of the relay. Edge draining my battery. The battery indicator stays at 100%. We tested it an everything is fine. Removed the fuse for the audio system for the “quick fix” and it hasn’t had any issues since. Another is alternate. I color coded all the wires and had things looking good I suppose. I’ve had no issues so far with my 2020 SE Camry battery. It might just be that some apps aren't playing well with Android 11 Oct update. Many desktop computers and phones etc take longer to boot. I can already hear the promo “iPhone 12 has the fastest battery drain EVER in a smartphone. 57K subscribers in the ProtonVPN community. For anyone not in the know, certain Subaru models are affected by a battery drain issue, which was settled in a class action lawsuit. In this situation, you need to focus on the stereo system. After disconnecting the battery the draw would be gone. New comments cannot be posted and votes cannot be cast. Apr 11, 2021. It was a bitch indeed to find! Had to use a dc current clamp, normal methods for draw testing would not work. In November 2021 I replaced my iPhone 7 with 79% battery life (three years of use) with the new iPhone SE. Connect multimeter between battery terminal and the battery cable. Yes it will drain the battery. if vn gq pc qj vn xo xf ib hh