Thursday, August 5, 2010

Extended laptop battery life of Dell 1525 battery

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This Dell 1525 Laptop Battery pack is a 6600mAh, 11.10V, rechargeable, removable, li-ion battery designed to work with the following Dell laptops. The Hi-Quality battery meets or exceeds original manufacturer specifications for the Dell 1525 Battery in quality, durability, and performance.


Power up your laptop for business trips and vacations with the 6600mAh Lithium-ion Dell 1525 Battery. This Hi-Quality Dell laptop battery meets or exceeds original manufacturer specifications for the Dell 1525 Battery in quality, durability, and performance.


Product Specifications: Rating: 11.1VCapacity: 85 WhColor: BlackTechnology: Lithium-IonCondition: Brand NewCells: 9-Cell


Compatible battery Part Number: Dell HP297 battery, dell GW240 battery, dell RN873 battery, dell XR693 battery, dell 0XR693 battery, dell 312-0625 battery


Fit following Machine Models: dell Inspiron 1525 battery
dell Inspiron 1526 battery


How long does it take a Laptop battery to charge? Its new, I want to fully charge it.


For your first use you must fully drain the laptop battery until the laptop goes into hibernation. After that plug in your charger and allow it charge for 12 hours or depending on what the technician has told you. 12 hours is the max and you can use it while charging. I’m not saying it would take 12 hours to charge rather it is the first charge to really awaken the ions after a long time. It’s good to charge new 1525 battery for three times at first. After that it will take less than 2 hours to fully charge your laptop battery. This is recommended so that the laptop battery will heat up for the time allowing ions to reawaken.

keep your laptop battery a long life

Laptop batteries are like people–eventually and inevitably, they die. And like people, they don’t obey Moore’s Law–You can’t expect next year’s batteries to last twice as long as this year’s. Battery technology may improve a bit over time (after all, there’s plenty of financial incentive for better batteries), but, while interesting possibilities may pop up, don’t expect major battery breakthroughs in the near future.


Although your battery will eventually die, proper care can put off the inevitable. Here’s how to keep your laptop battery working for as long as possible. With luck, it could last until you need to replace that aging notebook (perhaps with a laptop having a longer battery life).


I’ve also included a few tips on keeping the battery going longer between charges, so you can work longer without AC power.


Don’t Run It Down to Empty

Squeezing every drop of juice out of a li-ion battery (the type used in today’s laptops) strains and weakens it. Doing this once or twice won’t kill the battery, but the cumulative effect of frequently emptying your battery will shorten its lifespan.


(There’s actually an exception to this rule–a circumstance where you should run down the battery all the way. I’ll get to that later.)


The good news: You probably can’t run down the battery, anyway–at least not without going to a lot of trouble to do so. Most modern laptops are designed to shut down before the battery is empty.


In fact, Vista and Windows 7 come with a setting for just this purpose. To see it, click Start, type power, and select Power Options. Click any one of the Change plan settings links, then the Change advanced power settings link. In the resulting dialog box, scroll down to and expand the Battery option. Then expand Critical battery level. The setting will probably be about 5 percent, which is a good place to leave it.


XP has no such native setting, although your laptop may have a vendor-supplied tool that does the same job.


Myth: You should never recharge your batteries such as IBM ThinkPad X60 Battery, IBM FRU 92P1167 Battery, IBM ThinkPad Z60t Battery, IBM ThinkPad Z61t Battery, IBM 40Y6793 Battery, IBM FRU 92P1125 Battery and IBM FRU 92P1121 Batteryall the way.


There’s considerable controversy on this point, and in researching this article I interviewed experts both for and against. But I’ve come down on the side of recharging all the way. The advantages of leaving home with a fully-charged battery–you can use your PC longer without AC power–are worth the slight risk of doing damage.


Keep It Cool

Heat breaks down the battery, and reduces its overall life.


When you use your laptop, make sure the vents are unblocked. Never work with the laptop on pillows or cushions. If possible, put it on a raised stand that allows for plenty of airflow.


Also, clean the vents every so often with a can of compressed air. You can buy this for a few dollars at any computer store. Be sure to follow the directions on the can, and do this only when the notebook is off.


Give It a Rest

If you’re going to be working exclusively on AC power for a week or more, remove the battery first.


Otherwise, you’ll be wearing out the battery–constantly charging and discharging it–at a time when you don’t need to use it at all. You’re also heating it up (see “Keep It Cool,” above).


You don’t want it too empty when you take it out. An unused battery loses power over time, and you don’t want all the power to drain away, so remove it when it’s at least half-charged.


Never remove the battery while the computer is on, or even in standby or sleep mode; doing so will crash your system and possibly damage your hardware. Even inserting a battery into a running laptop can damage the system. So only remove or reinsert the battery when the laptop is completely off or hibernating.


If you’ve never removed your battery and don’t know how, check your documentation. (If you don’t have it, you can probably find it online.) The instructions generally involve turning the laptop upside-down and holding down a button while you slide out the battery.


Myth: Refrigerate your battery.


Some people recommend you store it in the refrigerator, inside a plastic bag. While you should keep a battery cool, the last thing you want is a wet battery, and condensation is a real danger in the fridge. Instead, store it in a dry place at room temperature. A filing cabinet works fine.


You don’t want the battery to go too long without exercise or let it empty out entirely. If you go without the battery for more than two months, put it in the PC and use it for a few hours, then remove it again.


Also, before you take the laptop on the road, reinsert the battery and let it charge for a few hours before unplugging the machine. Allow the battery time to get a full charge before you remove the AC power.


Heal a Sick Battery

Myth: You can rejuvenate a worn-out battery.


This isn’t, strictly speaking, the case. You can’t make old lithium hold more electrons than it can currently manage.


But if the battery is running out unexpectedly fast, or if your laptop is having trouble figuring out how much power it has left, you might be able to fix the battery’s “gas gauge,” so it at least gives a more accurate reading.


If you suspect the battery can’t tell if it’s charged or not, run it through a couple of cycles. Drain it of all its power (yes, this is the exception to the “don’t drain the battery” rule mentioned above), recharge it to 100 percent, and then repeat.


But how do you drain the battery when Windows won’t let you do just that? Don’t bother with the settings described above. They’re not safe (you might forget to change them back), they may not be getting an accurate reading, and they quite possibly won’t let you set the critical battery level to 0 percent. (If they did, it would crash Windows.)


Instead, unplug your AC power and keep your laptop running (you can work on it if you like) until it automatically hibernates. Then reboot your PC back and go directly to the system setup program.


I can’t tell you exactly how to get there; each computer is different. Turn on your PC and look for an onscreen message (one of the first you’ll see) that says something like “Press the X key for setup.” Immediately press the designated key.


It may take a couple of times to get the timing right. If there isn’t enough power to let it boot, plug in AC until you’re at the setup program, then unplug it.


Leave the notebook on until it shuts off. This can take some time (45 minutes on my laptop); setup uses a lot less power than Windows.


Once the PC is off, plug in the AC power, then wait a few hours before rebooting to Windows and making sure you’ve got a full recharge.


Repeat the process once or twice.


With luck and proper care, your battery will still be useful when you’re looking for a new laptop.


Longer Life Between Charges

The tips above should lengthen the time before you need to replace your laptop’s battery. But on a daily basis, we’re far more concerned with another type of battery life: how long we can keep our laptop running without AC power. You may know most of the following tips already, but it never hurts to refresh (or recharge) your memory.


Dim your screen

Your laptop’s backlight requires a lot of juice. Keep it as dim as you can comfortably read it.


Shut off unneeded hardware

Turn off your Bluetooth, and if you’re not using the Internet, turn off your Wi-Fi receiver, as well. Don’t use an external mouse or other device. And muting the PC’s sound system not only saves power, it avoids annoying everyone else in the café.


Avoid multitasking

Run as few programs as you can get away with. If possible, stick to the one application (word processor, browser, or whatever) you’re currently using, plus your antivirus and firewall in the background.


And if you’re not on the Internet, you don’t need those two.


Avoid multimedia

Save chores like photo editing and watching old Daily Show videos for when you have AC power. And if you must listen to music, use your iPod (or similar device).


Know when to sleep and when to hibernate

You need to think about when you want to save power by sending your laptop into Standby or Sleep mode, and when you want to hibernate it.


There’s a difference. XP’s Standby and Vista and Windows 7’s Sleep modes keep your PC on, using some power, but less of it than in normal use. Hibernate saves the PC’s state to the hard drive, then shuts it off entirely, so that no power is used.


On the other hand, Windows takes much longer–sometimes minutes–to go into and come out of hibernation. And those are minutes that the battery is draining heavily and you can’t work.


XP’s Standby mode isn’t really all that efficient. If your laptop will be inactive for more than about half an hour, hibernate it. Otherwise, use Standby.


But Vista and Windows 7 do a much better job with their Sleep mode. Don’t bother hibernating your PC unless you think you’re going to go more than two or three hours without using it.

Wednesday, August 4, 2010

A Solid Design That Comes in a Wide Variety of Configurations

With the average laptop, one sticky issue is the relatively small size of the display and keyboard--a necessary trade-off to keep users from suffering muscle strain while toting the notebook around. However, if you're looking for a system that you can keep in one location the majority of the time yet pack up easily to get it out of the way when necessary, you need a desktop replacement notebook. The Dell Studio 17--with its large, 17.3-inch display (1600-by-900 or 1920-by-1080) and its near-full-size keyboard--is affordable, offers desktoplike performance, and delivers all-around solid computing.


The model 1747 that Dell shipped us is relatively light for its size at just over 7 pounds, and it's fairly svelte at 16.28 by 11.04 by 1.10 inches (1.54 inches thick in the back, with the battery). This is not your dad's desktop replacement, and it might well make a suitable travel companion for the beefier among us.


The specs of the model 1747 are second tier for the Studio 17, which is available in a variety of lesser configurations and a couple of slightly meatier versions. Prices start at $699 (as of July 7, 2010), but the configuration we reviewed will run you a little over $1100. Our test unit arrived with a 1.6GHz/2.8GHz Core i7-720QM quad-core mobile processor, 4GB DDR3 memory, a 500GB hard drive, and the 1600-by-900 version of the 17.3-inch screen. Ours also featured a DVD burner, but you can opt for a Blu-ray drive, which is a nice match for the 1920-by-1080 version of the display. Connectivity is top-notch, with gigabit ethernet and 802.11n wireless on board.


Ergonomically, aside from the size of the unit, everything is in good order. As you'd expect from a desktop replacement, the keyboard is full-size, with the complete numeric keypad and cursor keys that you don't get with smaller units. The feel and feedback, though a tad on the soft and quiet side, still make for easy typing, and the battery at the back of the unit extends such as dell Latitude X300 battery, dell W0465 battery, dell Inspiron 2000 battery, dell Latitude LS battery, dell 2834T battery, dell 4834T battery, dell Inspiron 1520 battery, dell Inspiron 1521 battery and Dell Inspiron 1720 battery downward to give the whole system a nice tilt.


One could question, however, having to hold down the FN key to access the F1 through F12 function keys. On the Studio 17, the volume, screen brightness, CD playback control, and similar actions are the primary functions (not the secondary functions, as on other laptops) of the top row of keys. If you use the function keys a lot, you might find this setup annoying. The touchpad is responsive and adjusted nicely to avoid accidental taps, and it has a slight texture that makes it easy to find by feel.


The Studio 17 has all the usual ports, but they're arranged in a rather haphazard fashion. On the right are two USB 2.0 ports (one toward the rear, one up front), the flash-card reader, and a mini-IEEE 1394 port. On the left are a combo USB 2.0/eSATA port, an HDMI port, digital and DB-9 video out, and the gigabit ethernet connector.


One complaint I have with the 1747, as well as with a number of other laptops these days, is that the USB/eSATA port requires too much force to insert a flash drive; it's easy to think you might be putting your drive in the wrong port. Another gripe concerns the current trend of placing the similar-looking HDMI, USB, eSATA, and display ports next to one another. The industry needs to develop a color-coding scheme, as it did with audio, to avoid confusion and to prevent possible damage from users' inserting a device into the wrong port. It might also behoove vendors to return to placing less frequently used ports on the back of laptops.


The 1747's video and sound are both above average, though the former is not as splendid as it would be on a Studio 17 with a Blu-ray player and a 1080 screen. Video of all types, including a high-bit-rate 720 version of Star Trek and several HD Flash files, played off the hard drive, off the flash drive, and over the Web as smoothly as you could wish. Thanks to the SRS JBL speaker system, we could actually hear the kick drum in some songs--an unusual occurrence with a laptop--but high frequencies seemed a tad muted. Sound through a decent pair of headphones, as usual, offered superior fidelity.


Our test 1747 shipped with Windows 7 Home Premium and only a modicum of branding apps, such as the Dell Support Center, visible on the desktop. The laptop also has several genuinely useful applications (such as the Webcam utility), as well as some fun ones (such as a drum machine available from Dell's Touch Zone Lobby launch utility, which is a carousel that arcs over the bottom half of the desktop when active). Microsoft Office, Adobe Elements 8, and McAfee Security are also available software options.


Since the 1747 has a Core i7 CPU and a Radeon Mobility HD 4650 graphics processor, you'd expect great performance from this laptop--and you get it. The machine's WorldBench 6 score of 103 means that it has more than enough power to see you through any common computing task, and its gaming frame rates were well over 60 frames per second in all our tests. Let's just say that speed is not an issue with this laptop; It feels even perkier after you disable some of the useless background apps via Msconfig.


At 3 hours, 23 minutes, the 1747's battery life was quite good for a desktop replacement with this kind of performance. That's not international-flight length, but it will get you most of the way across the United States.


The Dell Studio 17 is a solid laptop and ships in a variety of configurations starting at $700, so almost anyone can afford the basics. Stock, it's a sedately handsome portable, but you can order it with a graphic or with a brighter color than our dark red on the lid to set your laptop apart from the crowd.

Wednesday, April 7, 2010

During

During
the the process of notebook using, we need no to deliberately charge the Apple PowerBook G4 15inch Battery to 100% state or fully discharged laptop battery to automatic shutdown protecting. The correct way is that charge the battery in 20% state and stop charging in 98% . If the machine has the power calibration procedure, when the battery standard-by time significantly reduced. Then calibrate the battery in time to active the protection circuit performance.

For early notebook batteries as Apple PowerBook G4 Battery (Ni-MH Ni-MH or Ni-Cd Ni-Cd), really need to fully charge and discharge in order to maintain good battery capacity. But for the lithium battery is not necessary even it may damage the battery.

In fact the lithium batteries has a little memory effect. The lithium apple PowerBook G3 Battery materials is very sensitive to the conditions as temperature, the use of frequency and so on. The battery will be aging after used for some period time (standby time reduced). The natural wear and tear is an important reason, and inadequate maintenance is another important reason.

A well-designed lithium batteries have a very good protection circuit to prevent excessive charge and discharge.As over-charging and discharging of the Apple M7318 Battery will be the rapid reduction activity. Under the protection of protection circuit, the user fully charge and discharge the battery several times, in fact, impossible to achieve had “full” level.

Sometimes WINDOWS show that Apple M8403 Battery capacity is 20% or more, you can use 30 minutes. But after used 10 minutes or less the machine suddenly automatically shut down. The reason is that the battery has been aging, the battery protection circuit can not monitors the battery real capacity. In the normal battery depletion, the protection circuit original parameters have been unable to properly reflect the actual situation of the Apple M9324 Battery

So power calibration procedure is to correct the benchmark protection circuit parameters to accurately reflect the actual capacity of the apple A1185 Battery. This correction process will often take two or three complete charge and discharge. As previously mentioned, fully charge and discharge will reduce the battery activity. It is not frequently used, usually once a month.

The article Via Apple A1175 Battery blog

Tuesday, April 6, 2010

How to Calibrate laptop battery

How to Calibrate laptop battery

After using for months, the Apple Laptop Battery get weak and cant fully discharge. Also in this situation the laptop battery’s 76% even less in work.Now we need to Calibrate laptop battery. I found a note about recondition laptop battery from laptop battery manufacturers handbook. Surprisingly, it offered some really helpful laptop battery calibration and maintenance tips, which Id like to share with you:

Calibrating a Battery Pack

When to Calibrate Apple M6091 Battery

Even if a battery pack is heavily used, it should not be necessary to calibrate it more than once a month. It is not necessary to calibrate a new laptop battery pack before first use. However, make sure that the battery pack is fully charged, especially if it is the only power source.

Calibrate Inspiron 1720 laptop battery pack under the following conditions:

When the battery status display seems inaccurate.

When you observe a significant change in normal Apple A1148 Battery run time.

When the battery pack has not been used for one monthor more.

How to Calibrate laptop battery

To Calibrate laptop battery pack, you must fully charge, fully discharge, and then fully recharge the battery pack.

Charging the Battery Pack

Fully charge the Apple A1078 Battery pack when the notebook is in use. To charge the battery pack:

1. Insert the battery pack into the notebook.

2. Connect the notebook to external power through an AC adapter. (The battery light turns on.)

The battery light turns off when the battery pack is fully charged.

Discharging the Battery Pack

Disabling Hibernation

To fully discharge the battery pack, disable Hibernation temporarily.

To disable Hibernation:

Select the Power Meter icon on the taskbar or access Power Options > Hibernate, and clear the Enable Hibernate support check box.

Discharging the battery Pack

After the battery light turns off, which indicates that the battery pack is fully charged, begin discharging the Apple A1079 Battery pack.

To fully discharge the Sony battery pack:

Select the Power Meter icon on the taskbar, or select Start > Control Panel > Performance and Maintenance > Power Options > Power Schemes.

Write down the 3 settings in the Plugged In column and the settings in the Running on Batteries column, so you can reset them after calibration.

Select the drop-down lists and set all 6 options in both columns to Never.

Select the OK button.

Disconnect the notebook from the external power source, but do not turn off the notebook.

Run the notebook on Apple M8244 Battery power until the battery pack is fully discharged. The battery light begins to blink when the battery pack has discharged to a low-battery condition. When the battery pack is fully discharged, the power/Standby light turns off and the notebook shuts down.

Recharging the Battery Pack

Connect the notebook to external power and keep the notebook connected until the Apple M8511 Battery pack is fully recharged and the battery light turns off. ?You can use the notebook while the battery pack is recharging, but the battery pack will charge faster if the notebook is turned off.

Select the Power Meter icon on the taskbar or select Start > Control Panel > Performance and Maintenance > PowerOptions > Power Schemes.

Reenter the 3 settings you wrote down for the 3 options in the Plugged In column and for the 3 options in the Running on Apple A1012 Battery column.

Select the OK button.

Now you already Calibrate laptop battery.

Monday, April 5, 2010

You’ll need a screwdriver

You’ll need a screwdriver
to do it, but the sealed batteries in the new Acer TravelMate 240 Battery announced last Monday are as user replaceable as those of the acer BTP-60A1 Battery before it. IFixit has already carried out its customary explorations inside the body of the new notebook, and found that, apart from the rearrangement of ports and the latch-free baseplate, things are much as before.

The new, bigger (and 60 grams heavier) battery is claimed to last seven hours. IFixit found that the new unit is a 60 Watt-hours cell, up from the 45 Watt-hours of the original Acer BTP-58A1 Battery, itself supposedly able to last five hours. So there will be a boost, but we expect you’ll be lucky to even get five hours from it.

The doorless base brings new problems, too. I swapped a 500GB hard drive into my 13” unibody Acer TravelMate 220 Battery last week and it was so quick and easy that it wasn’t even worth writing up for Gadget Lab. The hard drive is still considered user-replaceable Macbook Pro 13 battery by Apple, but “replacement does require removing 10 more screws than on the Acer BTP-43D1 Battery Unibody.”

IFixit also notes that the SD card sticks in Laptop battery out about half an inch when inserted, a little messy, and that the new combined headphone/jack socket omits a digital in connection. It also means that you can’t use headphones and a mic at the same time.

It’s apparent, though, that this is still one of the easiest Apple machines to take apart. If you don’t believe me, try replacing the hard drive on a Acer Laptop Battery.

Sunday, April 4, 2010

find many things

find many things
remarkable about psychiatrist George Vaillant’s longitudinal studies of 268 Harvard men, not least of which is their time span — 72 years! To see someone transformed from a teenager to an old man is usually the stuff of fiction, not academic research. It turns out though that real lives are not that different from fiction, what with so many unpredictable twists and turns Acer TravelMate 2300 Battery. What struck me most was the depth of personal transformations many of Vaillant’s subjects’ lives take. For example, starting out as a promising well-adjusted student with a loving family and later coming to resent your kin, seeing them as cold and detached; veering from a happy marriage to an affair with a much younger woman and eventual divorce; finding God, abandoning God, all in the span of one Acer TravelMate 4000 Battery life. These transformations are so stark, some of the study participants barely recognize themselves when presented with vignettes of their past selves. As Joshua Wolf Shenk writes in the June issue of Atlantic Monthly:

“One of the men in the study at age 50 declared, “God is dead and man is very much alive and has a wonderful future.” He had stopped going to church, he said, when he arrived at Harvard. But as a sophomore, he had reported going to mass four times a week. When Vaillant sent this–and several similar vignettes–to the man for his approval to publish them, the man wrote back, “George, you must have sent these to the wrong person. Acer TravelMate 290 Battery” Vaillant writes, “He could not believe that his college persona could have ever been him. Maturation makes liars of us all.”

The stories reported in the study are complex yet familiar — they are not so different from stories of our own lives or those of our parents, grandparents, or others we know. I have come to view my own life as a progression of different personas — a young girl in Ukraine, a young professional in Silicon Valley, a mom of a teenager. At each stage, I was a different person with a different outlook on the world, different circumstances and sets of aspirations. Reminders of my past selves are contained in a few Acer BATCL50L Battery photographs tucked away in a shoe box that I occasionally bring out, a box of letters to my family in Odessa, and, more recently, increasingly growing compilations of videos, e-mails, online photos, etc.

Reinventing ourselves as we go through life is a natural part of human experience. It is what we do as we mature, encounter new circumstances, build new relationships Acer BTP-73E1 Battery. It is an inherent part of the immigrant experience as one changes homes, learns new language, and internalizes new cultural norms. But such reinventions and transformations are not the exclusive domain of immigrants — we are all subject to them to a greater or lesser degree as a part of living.

A key part of the process of reinvention of self is the acquisition of new reference points that serve to give us a sense of our new identity — new friendships, new relationships, new places. An equally important part of this process is the shedding of old ones. This is what is so interesting about high school reunions. We realize that the people in the room who were so important to us during our teenager years, whose acceptance and approval Acer BTP-550P Battery defined so much how we thought about ourselves, matter so little to us twenty years later. Indeed, it is hard to believe they once mattered so much at all. They simply no longer serve as reference points to who we are today.

Almost ten years ago when doing research on technology and identity, my colleague Kathi Vian wrote: ”We create our identity through reference points. We know who we are in reference to others… Identity is a conception of self that we create based on various reference points in our life. ” Meaning that we know we are tall because there are people around us who are shorter, we know we are smart because someone tells us we are, and we know we are shy or outgoing by comparing acer BTP-44A3 Battery ourselves to those around us.

What is interesting about the technology environment we live in is that for the first time in our human history we are able to create persistent and mirror-like references points of our lives that keep former identities in constant view. Videos and photographs taken from birth, snippets of life documented on Facebook, streams of thoughts on Twitter, inner wonderings revealed in blogs — these are all new reference points for creating and shaping our identities, our senses of self. And unlike previous reminders, often tucked away in shoe boxes, desk drawers, and attics, these are much more sensory-rich, pervasive, and easily accessible, to us and others Acer BTP-42C1 Battery.

Sociologist Amitai Etzioni raises an alarm about existence of these persistent trails and reference points. In an article titled “Second Chances, Social Forgiveness, and the Internet” he writes:

By computerizing local public records, the Internet casts the shadow of people’s past far and fast; like a curse they cannot undo, their records now follow them wherever they go. True, even in the good old days, arrest records, criminal sentences, bankruptcy filings, and even divorce records were public. Some were listed in blotters kept in police stations, others in courthouses; anyone who wished to take the trouble could go there and read them Acer BTP-63D1 Battery. But most people did not. Above all, there was no way for people in distant communities to find these damning facts without going to inordinate lengths.

In the Internet era, in contrast, a person’s conviction of graffiti vandalism at age 19 will still be there at age 29 when he is a solid citizen trying to get a job and raise a family, and the conviction will be there for anyone to see. Same is potentially true for a high school prank captured on someone else’s Facebook page or Youtube channel. While this is of concern, I wonder if as a result of pervasiveness of such information we may actually see greater social forgiveness and tolerance. After all, the more people see that even those they admire do stupid things once in a while, particularly when they are young, wouldn’t our tolerance level go up also? Acer BTP-52EW Battery And hasn’t it happened already? The more we find out about personal indiscretions of various politicians and celebrities, the more inured the public has become, it seems. We are finding out that many of our heroes are fallible. Maybe, along with everything else, the Internet is democratizing human fallacy.

What I do wonder about, however, is how will personal transformations be achieved in this era of persistent and vivid reference points from the past? I see these transformations as an integral and necessary part of going through life, a part of creating new selves as one matures, learns, and acquires new life experiences. What Acer Laptop Battery tools and practices will we develop to shed the old reference points as a part of such transformations? In other words, what is the new equivalent of the old shoebox or cobwebbed attic in the Internet era?

Saturday, April 3, 2010

The case

The case
near the trackpad cracked. This was due actually to a flawed repair job by a technician that replaced my LCD. The technician didn’t mate one of the friction-lock connectors on the keyboard bezel exactly, which created a stress point and eventually caused the panel to crack.

Speaking of which, the LCD had to be replaced once. The LCD failed by having a set of horizontal lines across the bottom of the panel (I recognized that failure as stress-related failure of the COB drivers on the panel). The replacement LCD had a flaw in it too — there was a spot of blue pixels, about ten pixels on a side, that were always stuck-on, just faintly. It wasn’t annoying enough for another return but still, it’s unfortunate that the replacement Acer BTP-ARJ1 Battery LCD had a significant flaw as well.

One of the DRAM SO-DIMMs failed about 1.5 years into the laptop’s life. It was manifested by lots of bluescreens, and then I ran some DRAM test software and identified the problem. Spray-cooling the DRAM chips fixed the problem, so I installed some extra heat sinking in the Acer BTP-AQJ1 Battery, which got around the problem for another month. Eventually, I had to call in for a replacement of the chips, which was laudably painless. The IBM service rep just sent out the replacement chips right away, no questions asked, and everything worked fine from then on (the laptop was still under its extended warranty at this time). However, it does highlight the fact that there is a thermal design flaw in the DRAM area: there is no heat piping or heat sinking around it. I think that’s because most configurations use less DRAM; I really cranked up the DRAM configuration, which meant I installed the most extreme, power-hungry devices in my laptop, pushing the thermal design margin right to the edge.

The trackpoint mouse was flakey Acer Laptop Battery sometimes; the drivers would sometimes not load properly or crash, which is annoying.

The ThinkVantage system update software, while a nice concept, is a bit annoying to use as it has to update itself typically before updating the system. As a general note, I don’t like vendor-specific extensions to the OS. They are never very well done, and often break: “Dear vendor, please stop trying to ‘add value’. You actually are destroying the value of your brand. Just make your good hardware and don’t get in my way, kthx bai.”

The FireGL Acer BTP-APJ1 Battery graphics chipset, while very powerful, had some serious compatibility limitations. The OpenGL drivers never really worked right, and it was totally unsupported by some games, such as Second Life. Unfortunately, graphics drivers for laptops lag the main branch, since it seems every laptop requires a bit of tweaking to the drivers by the vendor.

The UltraBay lithium polymer battery that I purchased failed — twice. The failure was manifested in the Acer Aspire 1300 Battery going to 60% capacity within two months of use. The first time I called it into warranty service and got a replacement, and the second time it failed I just decided it was a design flaw and gave up on replacing it. The UltraBay lithium polymer is handy for situations where you’re on battery power and you want to swap out the main battery without going into hibernation. Fortunately, that situation was rare and the battery life of the main batteries was good enough, so it wasn’t really a problem in practice.

This is more my fault than anything else, but 100 GB was too small to live in. It didn’t help that I had multiple VMware images on my machine and my hardware design tools often chew up over 3GB per tool. The 2 GB of DRAM was also tough to live in Acer LCBTP03003 Battery; Altium DXP eats a gigabyte on its own, so starting and stopping the tool is painful as the page file starts kicking in.

Minor nit: the TrackPoint mouse will become uncalibrated if you lean on it lightly for too long, and the mouse will start gliding across the screen on its own. Fortunately, the driver is very intelligent and detects this condition so it’s short-lived.

This is a general fault of windows, but the 65k GDI resource limitation just sucks. Running out of GDI resources was the key source of reboots for me; Adobe tools and Altium DXP were notorious for leaking GDI objects, and unfortunately I use both heavily.

Bluescreens were rare, typically caused by either pulling out USB devices at inopportune times or problems occurring during standby, but one weirdness really got to me. Toward the end, if I walked around with the laptop, it would blue screen. This was because the hard drive shock detector would pause the drive, which would cause some application fault in windows that wasn’t expecting the pause. If I had to move around, I had to suspend the shock protection, which is sort of defeating the purpose of the protection. This wasn’t the case when I first started using my Acer TravelMate 4500 Battery. Why it developed this problem over time is a mystery to me.

Well, that’s my experience with the IBM T60p. I think my experience can be summarized by the fact that my new laptop is an Acer Aspire 1410 Battery — they won a repeat customer. The T61p is still settling in. I like the extra performance it brings, but it has some quirks of its own that I’m still learning to get used to. It’s funny, but every time I get a new laptop, I have to learn all of its little bugs and find ways to patch my behavior to avoid aggravating them. For example, I’ve trained myself to unplug my webcam before hitting the eject button on the minidock, because failing to do so causes a blue screen without Acer Aspire 1680 Battery. So far, none of the quirks have been so bad that I’ve given up on the machine. In addition to the webcam issue, I did have a spate of blue screens to deal with when I first got the laptop (mostly around minidock ejection and going into and out of standby), and I had to do some digging around in the Minidump logs to figure out exactly what behavior was triggering them. I wonder what other users do when this sort of thing happens to them? post by Acer Laptop Battery.

Thursday, April 1, 2010

to Improve laptop battery

to Improve laptop battery

Most people buy Asus Laptop Battery because they want to be portable. They want to move around the house or work in coffee shops or the library. Unfortunately, you can’t always get as much done as you want to, because you can’t always find a place to plug them in.

This isn’t as good as it sounds though. The typical Asus A42-A3 Battery (in a 14 or 15 inch laptop) is a 6-cell battery that lasts around 2 hours. They might last a little longer than that, or a little less. It depends on what you’re doing.

If you are pushing the laptop (watching DVDs or editing photos) the Acer BATBL50L6 battery will drain faster. Just think about how you get tired faster when you run than when you walk. Luckily, you’re not stuck with that 2 hours. You have a couple of options.

First, you can always buy a second battery. Then, when you’re about to run out of juice, just sony batteries(Acer Aspire 2200 battery). That will give you four hours.

Even better, you can buy a second battery that’s a larger-capacity than your original battery. As I said, most batteries that come with laptops are 6-cell batteries. You can buy bigger cell batteries that will give you longer battery life. You can buy these extended batteries(Acer Aspire 2016 battery) from the laptop manufacturer, whether that’s Apple, Dell, HP, Sony, or whoever. They are more expensive, but they’re a good way to get more work done while you’re on the road.

Those are your main options, but there are manufacturer-specific options. For instance, Dell sells something called a modular bay Acer Aspire 2000 battery. You pull out your optical drive (DVD or CD drive), and install this vgp-bps2a battery instead.

Then you get longer battery life because your laptop has two Acer BATCL32L battery. The laptop uses the modular battery first, just in case you want to use your optical drive. That way you will get the most battery life possible, because the primary battery is not used until the modular bay battery is used up.

This just proves that each manufacturer is striving to improve in this area all the time. So always check out what your manufacturer has available to help improve your Acer BATCL32 battery life. People keep talking about a revolution in this area, but for now, you have to think creatively to get the most out of your laptop.