laptop battery

[Raymond House]

What is the result of the CPU clocking down, Doug?

On Mon, Jan 5, 2015 at 4:33 PM, darwinsurvivor at gmail.com <
darwinsurvivor at gmail.com> wrote:

> I can confirm that my Lenovo x220's manual states in the manual that it
> will run without a battery, but the CPU will be clocked down. I can also
> confirm (from using it) that this is exactly what happens.
>
>
> ~Doug
>
> On Mon, Jan 5, 2015 at 11:39 AM, Raymond House <raymondh40 at gmail.com>
> wrote:
>
>> Right ! like the touch features, most of that does not work under ubuntu,
>> some do.
>>
>> On Mon, Jan 5, 2015 at 2:35 PM, CrankyOldBugger <
>> crankyoldbugger at gmail.com> wrote:
>>
>>> Most hardware vendors are getting pretty good now for putting manuals
>>> online, usually posting them in the Support section of their websites.
>>>
>>> Just keep in mind that the manual is written for Windows users, and may
>>> contain instructions that only work in Windows.
>>>
>>>
>>> On Mon Jan 05 2015 at 2:29:33 PM Raymond House <raymondh40 at gmail.com>
>>> wrote:
>>>
>>>> Hey Cranky, thanks a lot I'll look at that,I wonder how you found
>>>> that,I have been looking all over and was getting nowhere.
>>>>
>>>> On Mon, Jan 5, 2015 at 2:25 PM, CrankyOldBugger <
>>>> crankyoldbugger at gmail.com> wrote:
>>>>
>>>>> I found this in the User guide for that model laptop (page 44):
>>>>>
>>>>> For information on connecting to AC power, refer to the Setup
>>>>> Instructions poster provided in the
>>>>> computer box.
>>>>> *The computer does not use battery power when the computer is
>>>>> connected to AC external power with*
>>>>> *an approved AC adapter or an optional docking/expansion device*.
>>>>>
>>>>> For your reference, you can see the guide at
>>>>> http://h10032.www1.hp.com/ctg/Manual/c03837811.pdf (pdf file)
>>>>>
>>>>>
>>>>> On Mon Jan 05 2015 at 2:20:15 PM Raymond House <raymondh40 at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> Hi Andy, I'm using an HP pavilion model 15-n041ca.
>>>>>>
>>>>>> On Mon, Jan 5, 2015 at 2:12 PM, Andy Boersma <Andy at boersma.ca> wrote:
>>>>>>
>>>>>>> Most laptops will run without a battery, but some of the newer Intel
>>>>>>> designed/build motherboards in them the CPU is cycled down.
>>>>>>>
>>>>>>> We did some test on a 2011 MacBookPro and a 2014 Dell Precision
>>>>>>> Laptop, both CPUs slowed 40%
>>>>>>> A Dell Latitude just continued at the same speed.
>>>>>>>
>>>>>>> Andy
>>>>>>>
>>>>>>> On Jan 5, 2015, at 1:53 PM, William Frick <frickwg at gmail.com> wrote:
>>>>>>>
>>>>>>> I suspect not as some of the charging circuits may need to have a
>>>>>>> 'load' be it ever so small but at least there.  The battery also serves as
>>>>>>> a large capacitor filling in during sudden large current draws such as
>>>>>>> drive spinup etc...
>>>>>>>
>>>>>>> On Mon, Jan 5, 2015 at 11:46 AM, Raymond House <raymondh40 at gmail.com
>>>>>>> > wrote:
>>>>>>>
>>>>>>>> Thanks for all the input on this subject,I guess what I'm really
>>>>>>>> looking for is can I run the laptop on the power supply only? without the
>>>>>>>> battery.
>>>>>>>>
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