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High capacity battery?


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Posted

Just a thought.. I wonder if it's anything to do with the fact I've been doing subsequent charges after my initial one from my laptop's usb port? I think I'll try the mains charger tonight and see how it fairs tomorrow. My phone's down to 20% and I only undocked it around 7am, and have hardly used it at all today.

Guest richard_d
Posted
Just a thought.. I wonder if it's anything to do with the fact I've been doing subsequent charges after my initial one from my laptop's usb port? I think I'll try the mains charger tonight and see how it fairs tomorrow. My phone's down to 20% and I only undocked it around 7am, and have hardly used it at all today.

I doubt the USB charging is the problem - I only ever charge from my PC at work or Laptop at home, and easily get two days light-moderate use out of the battery.

Richard

  • 3 weeks later...
Guest monkeyboy69
Posted

I've had the vario II 2 weeks now and its battery life with minimal use is extremely poor , it should be being changed today for another handset. I rarely get 16 hours out of a full charge.

Did notice it gets extemely hot at the back as well when being charged

tried to do a full charge from flat on USB and after 6 hours it still hadnt fully charged only upto 80% , is this normal. I realise it wont be as quick as a mains charge up but that just seems a silly length of time.

Had a chat with a few people around the company and it seems to be the norm to charge it daily, if I had known I wouldnt have got it , but guess thats my fault for not scanning forums more thoroughly. It does beg the question though how can t-mobile and other sites selling the phone stipulate 200 hours as a standby time. I'd be amazed if anyone has ever got that under what I'd consider normal circumstances. i.e. whats the point of having all these features if you have to turn them all off to retain battery life.

role on that higher capacity battery

Guest Whitster
Posted
try charging it up again and see if it happens again every now and then go into running programs and see if anything is running the background and make sure you turn it off (as in standby ) from the power button after youve done that.

By putting it on standby do you mean clicking the power button so the backlight goes off? But the little green LED is still flashing?

Also as we're talking about battery life and stuff. Is it right for infra red to be on all the time? Only, the other day I was on a friends laptop then got my phone out my pocket and the laptop started to recognise it has new hardware even though bluetooth was off and there was obviously no USB connection. If so wouldnt having IR on all the time be a bit of a battery waster?

Guest monkeyboy69
Posted

t-mobile have mucked me about yet again (2nd day running) and havent replaced my phone, they have said the current batch didn't pass the quality tests. When asked on which area they didnt pass, polite person at t-mobile didn't know. So.... no new handset but instead I'm getting a new battery sent out, so I'm willing to try see if this helps the matter

also used one of the useful cabs files on here to turn off those annoying flashing lights, and what do you know battery life does seem to be better , didn't think those leds would make much difference in all honesty.

Guest danktuft
Posted (edited)

Batteries on these phones are phucked. left work today at 5.45pm after having the phone on charge all day. after having made 0 phone calls, no surfing and sent a couple of emails I'm glad to report that I now have 30 percent (just got a warning that it's gone done to 20) left on the battery. Rubbish phone, rubbish operating system.

Edited by danktuft
Guest richard_d
Posted
Batteries on these phones are phucked. left work today at 5.45pm after having the phone on charge all day. after having made 0 phone calls, no surfing and sent a couple of emails I'm glad to report that I now have 30 percent (just got a warning that it's gone done to 20) left on the battery. Rubbish phone, rubbish operating system.

Unless you've left wi-fi or bt running you've got a faulty battery or device - I'm still on 70% Saturday morning having made a couple of calls, sent a couple of emails, browsed for around an hour amongst other things.

Guest Gerald.D
Posted

Hey guys -

1st post here from a long-time Windows mobile user. I'm currently reading up on the pros of the TYTN (I have an MDA-Pro at the moment, but finding it just a little too big), and came across this thread re battery life.

To those experiencing bad battery life, it is almost certainly going to be due to having IR on all the time (as Whitster suggests above).

Even with flight-mode enabled, if you have "Receive incoming beams" checked (it's under Beam in the Connections tab of Settings), then your battery can drain in a matter of a few hours - I've experienced this on half a dozen PDA's over the last few years, up to and including the MDA-Pro, so it wouldn't surprise me if the same applied to the TYTN.

Guest Whitster
Posted

So you're saying turning off "recieve incoming beams" will turn off IR?

Posted
So you're saying turning off "recieve incoming beams" will turn off IR?

ive just done this to see if it makes a difference

to be fair it turns off the ability to recieve files by bluetooth too. you have to enable it if you want to recieve files from another phone but will give it a try and see if it makes any difference

JEREMY

Posted

I got a woeful 18 hours today. I've just turned off incoming beams to see what happens. I found that the battery stopped running down when I disabled automatic checking of email and disconnected the data connection (3G). I wonder if maintaining that connection uses tha battery really fast due to constant transmitting; normally a GSM phone uses very little power as it only transmits during a call. Maybe the data connection is like being in a call to some extent.

Posted

I've turned off the beams option and switched it to 2g only as a test. after a heavy day of usage including my 3 email accounts being checked every 10 to 15 mins and a couple of mid length calls I have 70% battery left for the next day normally by now in 3g mode I would have 20 or 30% left.

think its got more to do with the 2g option than the beams and I did not disable my email stuff it was connected to a gprs session most of the time

missed the speed of web browsing in 3g though 2g is soo slow compared.

I'm gonna use it for a second day like this and ill post how much battery I have left after a second day of heavy usage.

Jeremy

Posted

jeremy,

if you change two things, how can you tell which has had the effect?

I'm going to experiment first with the beams off then i'll try no 3g for a few days.

we should be able to figure it out if we're carefull and scientific.

btw is there a utility that can show current power usage? that would make it trivial to see what the drain is.

Guest Powersup
Posted

I have the same problem with the standby time (20% normal and if I'm a lucky man I have 40% left after 18h ;)). Overnight, I'm normally used to sleep and not using my phone :), but I'm losing 30% of battery power anyway :rolleyes:! If I turn off push e-mail and disconnect the 3G-connection I can't see any difference in battery power status between evening and morning :(. In this configuration my Vario2 didn't need any recharging within 48h last weekend! Unfortunately turning off the "beams" option didn't make any change.

How can I switch to 2G only?

Posted

well you are right about if I change two things how do I know.

but my theory is on the basis that 3g uses about 2x the power for the same thing ie phone calls data this backed up by numerous articles I have read in the past.

so I'm presuming the difference in battery life is just that. the beams thing might make a difference but in my opinion its not likely to be much.

although I'm quite happy to be proved wrong.

Jeremy

Posted
well you are right about if I change two things how do I know.

but my theory is on the basis that 3g uses about 2x the power for the same thing ie phone calls data this backed up by numerous articles I have read in the past.

so I'm presuming the difference in battery life is just that. the beams thing might make a difference but in my opinion its not likely to be much.

although I'm quite happy to be proved wrong.

Jeremy

So far todayit's looking like beams has done the trick - I'm on 80% since 8.30am and 3G has been connected all that time.

Not sure how the power consumption of 3G works - can you point me to the data on 2x the power ofphone calls?

Posted (edited)
So far todayit's looking like beams has done the trick - I'm on 80% since 8.30am and 3G has been connected all that time.

Not sure how the power consumption of 3G works - can you point me to the data on 2x the power ofphone calls?

Sure here is a link to something i was reading just yesterday

http://www.pocketpcthoughts.com/index.php?...on=expand,51958

its a very technical article on the future of mobile technologies and its huge but ....

Its a 76 page marathon on page 66 there is a nice graph basically 3g is about 2x of edge gprs or 2g stuff but i can find links to other sources if you want.

Anyway ill try having 3g on tomorrow and no beams and will report back

JEREMY

EDIT: having looked carefully at the article its actually 2.5X more power drain if using 3g versus 2g

Edited by Guest
Posted
Sure here is a link to something i was reading just yesterday

http://www.pocketpcthoughts.com/index.php?...on=expand,51958

its a very technical article on the future of mobile technologies and its huge but ....

Its a 76 page marathon on page 66 there is a nice graph basically 3g is about 2x of edge gprs or 2g stuff but i can find links to other sources if you want.

Anyway ill try having 3g on tomorrow and no beams and will report back

JEREMY

EDIT: having looked carefully at the article its actually 2.5X more power drain if using 3g versus 2g

Interesting. Well my Vario2 was on 80% until I started doing a lot of 3G this afternoon, so it's consistent. I think the beams option has helped a lot, my email was only polling every 15 mins so perhaps not too much of a drain.

Certainly this device requires you to think about how you use it. Roll on the high capacity battery.

Guest monkeyboy69
Posted

well I've had my handset swapped over now and the battery life is considerably different, whether it was the handset or the battery I'll never know but its the first time I've ever gone beyond 24 hours on the vario 2 without charging.

Posted
How can I switch to GPRS only?

no idea but I'd like to know too!!!

Posted

basically go into settings then phone then band then instead of auto choose gsm only and click ok etc

this forces the phone into 2g mode only

Jeremy

Posted
Sure here is a link to something i was reading just yesterday

http://www.pocketpcthoughts.com/index.php?...on=expand,51958

its a very technical article on the future of mobile technologies and its huge but ....

Its a 76 page marathon on page 66 there is a nice graph basically 3g is about 2x of edge gprs or 2g stuff but i can find links to other sources if you want.

Anyway ill try having 3g on tomorrow and no beams and will report back

JEREMY

EDIT: having looked carefully at the article its actually 2.5X more power drain if using 3g versus 2g

I hate people who do this, but I am going to anyway...

I haven't read the article in question, but does the fact that 3g uses 2.5 x the power of 2.g matter if the connection is active for less than half the time because of increased data transfer speeds? Not as relevant to calls, but surely important for data? ie is the data about power consumption per unit of time transmitting/receiving or power consumption per unit of data transferred?

Just a thought,

Stuart

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