Both are equally effective. Kevin ----- Original Message ----- From: "Powers, Terry (NIH/OD/DEAS) [E]" <[EMAIL PROTECTED]> To: "Matthew Horspool" <[EMAIL PROTECTED]>; <[email protected]> Sent: Wednesday, May 23, 2007 10:13 AM Subject: RE: [Braillenote] battery conditioning recommended?
> Hi Matthiew; > > I still have not had to charge my unit. I keep mine plugged in at work > most of the time. I am comfused. Someone, not long ago, said we could > charge the battery by letting it go down to about zero and then charging > it for about 3 hours. > Is this method charging the battery and the method you and Rhonda are > talking about for when we get a recalibration message. Can they be used > interchangeably. The 3 hour method sure is a lot easier, but is it as > effective? > Thanks for any advice. > I have an M-power with 7.2. > > Terry Powers > > > -----Original Message----- > From: Matthew Horspool [mailto:[EMAIL PROTECTED] > Sent: Wednesday, May 23, 2007 12:11 PM > To: [email protected] > Subject: Re: [Braillenote] battery conditioning recommended? > > Hi, > > Project 1 wrote: "... when I went to the options menu and proceeded to > check my power levels, the machine told me ... that battery > conditioning was recommended. What exactly does this mean?" > > As Joseph Lee has already said, this message basically means that the > BrailleNote is not sure of its battery level. To briefly > explain: the BrailleNote does not, in fact, read its battery level from > the battery - it doesn't say to the battery "Hey, battery, > what's your level?" nor does the battery say "Oh, hi mate, my level is > 90%, have a great day!" Rather, it reads the battery level > from a "Gauge". Occasionally, this gauge will become inaccurate - > whilst the total capacity of the battery inevitably decreases, > the total capacity stored in the gauge does not. > > The solution to this problem is the recalibrate the battery gauge. > Whilst this can be done by simply charging the battery, using > the BN continuously until it turns itself off due to a low battery and > charging it up again, I personally recommend you undertake > the following steps: > > 1. Plug the AC Adapter into the BrailleNote as if it were being > charged. Make sure the BrailleNote responds "AC Adapter On". If > you are using a BrailleNote, also make sure that the speech is turned > on. > > 2. From the Main Menu, press Space with O for the "Options Menu". > > 3. Press Space with I for "Support Information mode". > > 4. Press F. You should hear: "Battery calibration. FlashDisk log. > I'm charging up my battery! Initial charge." > > 5. Within six hours the BrailleNote will speak continuously until the > battery has been flattened. For reasons of sanity I > recommend you plug a pair of headphones into the headphone socket; > whilst it may take longer for the battery to discharge with > headphones plugged in, you will not have to suffer the continuous babble > of the speech synthesizer: "I'm talking until my battery > goes flat. This repetition is enough to drive me crazy. How about > you?" > > 6. Eventually, the BrailleNote will cease speaking and charge itself > back up. This will take around six hours. the BrailleNote > will then report that the "Battery Test is Completed", at which point > you may use the BrailleNote normally. > > X. I personally recommend leaving the BrailleNote recalibrating over > night, preferably when you will not need to use it the next > day, since it is such a long process. > > HTH, > Matthew > > > > ___ > Replies to this message will go directly to the sender. > If your reply would be useful to the list, please send a > copy to the list as well. > > To leave the BrailleNote list, send a blank message to > [EMAIL PROTECTED] > To view the list archives or change your preferences, visit > http://list.humanware.com/mailman/listinfo/braillenote > > ___ > Replies to this message will go directly to the sender. > If your reply would be useful to the list, please send a > copy to the list as well. > > To leave the BrailleNote list, send a blank message to > [EMAIL PROTECTED] > To view the list archives or change your preferences, visit > http://list.humanware.com/mailman/listinfo/braillenote > > ___ Replies to this message will go directly to the sender. If your reply would be useful to the list, please send a copy to the list as well. To leave the BrailleNote list, send a blank message to [EMAIL PROTECTED] To view the list archives or change your preferences, visit http://list.humanware.com/mailman/listinfo/braillenote
