1
vote
0answers
24 views

Battery life up to 8 hours for 4-cell and 8-cell?

I would like to buy a thinkpad yoga, but I am not sure how to estimate the battery life since each website post different type of batteries for the thinkpad yoga and all of them say the battery life ...
0
votes
0answers
22 views

Thinkpad E420S powers on but doesn't boot for 15-20 minutes

What exactly is happening is: I shutdown/hibernate the laptop after using the day before and go to sleep The next day when I turn on the laptop - the thinkpad 'i' lights up (stays up) and the fan ...
1
vote
3answers
1k views

Lenovo laptop: Is it ok to leave the battery charging while it is being used? [duplicate]

Is it ok to leave the battery charging while it is being use? Or is it ok to keep the power plugged in with full charged battery while the laptop is in use? Can this shorten battery's lifespan?
0
votes
1answer
340 views

How to initialize a lithium-ion battery?

I just bought a lithium-ion battery for a Lenovo ThinkPad T61, and frustratingly it displays being able to charge only at 91% of its design capacity (65.16 Wh out of the designed 71.28 Wh). ...
0
votes
0answers
40 views

T61 Thinkpad beeps when almost fully charged

my Thinkpad continuously beeps when almost fully charged (like 90% charged), but when it is low on battery and charging, or not charging at all it doesn't beep. I had a similar problem in the past ...
0
votes
1answer
97 views

Thinkpad T60 Bad Battery or Bad Charger?

I have a Thinkpad T60 and this morning it started acting up. When I plug it into the AC adapter, the AC power light comes on for about four seconds, then goes off, then comes back on and simply ...
1
vote
1answer
737 views

Optimizing battery life for ThinkPad T430u in Xubuntu

I recently purchased a Lenovo ThinkPad T430u, and installed Xubuntu. I've noticed it has poor battery life. How can I optimize the battery life? Is this a problem with the desktop environment, or ...
6
votes
1answer
6k views

Thinkpad T60 does not turn on

When I plug in the charge, the battery symbol and the charge symbol will light up green. Then, when I try to press the power button, the lights turn off and nothing happens. After this, the only ...
0
votes
5answers
16k views

Keep the battery from charging fully (without Lenovo power manager)

Is there any tool (for Windows 7) to set a threshold for when the laptop battery should stop charging? I could use the Lenovo Power Manager, however I actually prefer Windows' native power management ...
2
votes
2answers
3k views

Why can't my laptop charge batteries or run on AC power?

I have a broken ThinkPad T61. It ran hot and died while on AC power. When I attempted to boot it, I got the BIOS message "Fan error." I'm assuming that something got too hot and broke as a result of ...
1
vote
2answers
5k views

How can I make ThinkVantage Power Manager recognize my battery?

I bought a ThinkPad SL400 about a year and a half ago that came with Windows Vista and ThinkVantage Power Manager preinstalled. I had no problems with it at that time. I upgraded to Windows 7 last ...
6
votes
5answers
14k views

Can you plug-in the battery while laptop is on AC only?

I'm using my laptop at home with battery removed and only connected to the AC power. However I'm lacking the mobility as my power cord is kinda short. Is it safe from electrical point of view to plug ...
1
vote
1answer
1k views

T400: How do you disable the green brightness meter on a Thinkpad T400?

I find the green brightness meter that pops up when I am on battery to be annoying. Is there a setting where I can disable this?
2
votes
2answers
2k views

How can I turn off the battery meter on my Thinkpad T500?

I have a Lenovo Thinkpad T500 with Windows 7 Enterprise (n). Even though my laptop is docked (or plugged in), there is a battery meter to the left of the system tray: I'd like to turn that off if ...
1
vote
1answer
887 views

ThinkPad T400 backlight doesn't always turn on when booting from battery

I have a Lenovo ThinkPad T400, which I've owned for about a year. A while back, I noticed a problem in which the LED backlight would not always turn on when booting from battery. Usually, if I hold ...
1
vote
3answers
4k views

How can I disable my Thinkpad T60's sound when the battery connection is changed?

I find all sounds my computer makes a bother. I have managed to turn off almost everything, but the "change state" between "on battery" and "on power" still remains. How can I turn it off? Thanks.
3
votes
6answers
4k views

Very poor battery life on Lenovo ThinkPad W500 laptop

I have a new ThinkPad W500 laptop (w/ 9 cell battery) running Windows 7 RTM 64-bit. All drivers* and BIOS are the latest. Battery life appeared poor so I performed several tests under the following ...