OS Battery Management Active? Older notebooks were equipped with hardware only battery management schemes that controlled both charging and battery operation. Asus Laptop Ac Adapter All new laptops ship with ACPI (Advanced Configuration Power Interface) which is a marriage between dell studio 1745 battery, dell studio 1747 battery, BIOS routines that monitor board level charging and device activity, and the operating system. The operating system power management comes equipped with a number of default profiles that instruct the laptop if and how to nurse the battery. There’s usually a power user profile that just runs full out with no consideration of battery life, a number of special purpose profiles, such as running a DVD movie for a sole task, and a miserly setting that cuts performance to a minimum and puts devices like the hard drive to sleep when not in frequent use.
You can micro-manage these profiles to suit your needs, and you can always go into the settings and override them or change the profile at any time. The most useful trick to remember for running on battery is how to brighten or dim the LCD screen using the the function screen. Screen brightness is a serious power drain (you’re essentially powering a small fluorescent lightbulb) and in most indoor usages, strategic choice of where you sit can add time to your battery life. When troubleshooting battery life issues, you may want to run a power management profile that doesn’t come up to your expectations for performance for a few battery cycles just to help diagnose the problem.
DC Voltage Good? Check the voltage at the output of your AC adapter with a DC voltmeter, right on the barrel connector that gets plugged into the laptop. The rule of thumb for acceptable readings on power adapter dell latitude e6400 battery, dell latitude e6500 battery output is usually a 5% variation either way of the faceplate voltage, Asus G2 Ac Adapter, and in terms of charging a battery, a high reading is better than a low reading. If you’ve purchased a lightweight battery charger for travel, don’t assume that it’s putting out the correct voltage just because there’s a connector that fit your notebook.Asus G2 Ac Adapter, Asus M2 Ac Adapter, Asus M2000 Ac Adapter, Check your owners manual or the label on the original battery charger that came with the notebook.
LED For Charging Blink? While there’s no universal standard, a blinking LED on the battery charge indicator is probably not good news. It often indicates a battery that has been over-discharged, the voltage is so low that it’s confusing the charging circuitry into thinking the battery has a dead cell and would just overheat if a charge is pushed into it. The newer the laptop, the smarter the charging logic, and it won’t want to try putting a charge into a battery that may damage either the battery or the notebook itself. In some cases, you’ll be able to recharge an over depleted battery if you wait until the notebook is shut down, install the sony vgp-bps13 battery, sony vgp-bps15 battery battery, and then plug in the the battery charger, but I’d keep a close eye (and occasional finger) on it for overheating. Asus M2 Ac Adapter, There are also fuel gauges built into some newer batteries that simply disable the battery when it reaches it’s planned cycle life.
Does Battery Get Hot? Recently there have been a spate of high profile stories in the media about laptop batteries catching fire. This wasn’t caused by normal heating due to charging. The problem was in the manufacturing process of the individual cells, where apparently some contamination led to internal short circuits that could cause the battery to overheat even if it wasn’t in use. Laptop batteries normally heat up a little on charging, and they heat up even more when discharging under heavy demand. Battery packs usually include a temperature cut-off circuit, that will halt battery charging dell xps m1530 battery, dell xps m1730 battery or discharging if it really overheats. In some cases, the battery will not be usable afterwards because the cut-off acts like a circuit breaker that can’t be easily reset.
It certainly doesn’t do your laptop battery any good to get very hot, even if it’s within the toleration of the protective circuitry, Asus M2000 Ac Adapter, so if it’s overheating on discharge, consider running on AC power instead. Just remember you have to shut down before removing the battery unless it’s specified as being hot-swapable:-) You can also try decreasing the performance settings to lower the power drain. If the battery is overheating on charging, you can try charging when the laptop is turned off since the laptop is generating heat as well. Also, pay attention to the ambient air temperature. All notebook computers depend on the ambient air for cooling, so unless you are running the computer on a special cooling pad, think twice about using it on those 110 degree days!
Latch Locks Tight? It’s impossible to see what’s going on with the connector contact inside the battery compartment once the battery is installed, so the only indicator you have to proper installation (aside from normal operation) is the condition of the latch. If the latching mechanism doesn’t show a positive close by clicking back to the relaxed position, gateway nv-54 keyboard, gateway nv-78 keyboard, try reinstalling the battery. Some laptops have a manual battery lock that is operating separately from the latches, and which will not lock unless the battery is installed properly. If the latches refuse to click closed on their own, remove the battery again, visually inspect for any bulging or distortions in the package, and check the connector for damage.
No comments:
Post a Comment