Hello to the Group,

I might be barking up the wrong tree (again) but wasn't there a run of MacPros 
that had the incorrect Bluetooth antenna fitted to the board?  Symptoms were 
very-poor range because the wireless signal could not penetrate the Pro's cage.

Not everyone uses a Bluetooth peripheral so this went under the radar.

Worth Googling further and Good Luck, L 

-----Original Message-----
From: [email protected] 
[mailto:[email protected]] On Behalf Of Ronda Brown
Sent: Saturday, 2 June 2012 4:52 PM
To: [email protected]
Subject: Re: Jerky Mouse

Also Chris,

If you still experience problems:
In System Preferences > Bluetooth settings, mark your magic mouse as favourite 
To do this, Click on the small 'cog wheel' besides the + and - buttons.
‘Add to Favourites’

If after that, you still experience problems, try reset the PRAM 
<http://support.apple.com/kb/ht1379>

Cheers,
Ronni

On 02/06/2012, at 1:32 PM, Ronda Brown wrote:

> Hi Chris,
> 
>> I have my iphone between the MacPro and the mouse.
> 
> Can you put the iPhone behind the Magic Mouse, so the Magic Mouse is first in 
> range?
> 
> Cheers,
> Ronni
> 
> On 02/06/2012, at 1:26 PM, Chris Griffiths wrote:
> 
>> Yes, I think it is distance. It happened again and I moved it closer and it 
>> stopped.
>> 
>> Is there any way around not moving all my equipment?
>> 
>> Chris Griffiths
>> Mac lover
>> 
>> 
>> 
>> On 02/06/2012, at 12:54 PM, Ronda Brown wrote:
>> 
>>> Thanks for more information Chris.
>>> 
>>>> Daniels suggestion that it is too far away makes more sense but it can't 
>>>> be more than a metre. And anyhow, how come it is fine and then changes?
>>> 
>>> Distance certainly could cause jerkyness, as it has a spasmodic connection. 
>>> Bluetooth does not have a long distance reception.
>>> Does it stop being jerky if you move the mouse closer?
>>> 
>>>> Forums have also suggested WiFi interference but surely Apple would have 
>>>> thought of that one??
>>> 
>>> Are you using a 5GHz Wireless Network or a 2.5GHz wireless network?
>>> 
>>> If you have installed any mouse add-on, uninstall it, especially USB 
>>> overdrive (uninstall not just remove the preference panel).
>>> 
>>> Check a few other things you could try changing and then test to see if it 
>>> helps.
>>> 
>>> 1. Choose System Preferences from the Apple () menu, then choose Mouse 
>>> from the View menu. 
>>>  Set the Tracking slider to adjust how fast the pointer moves as you move 
>>> the mouse.
>>> 
>>> 2. Try using a different surface to see if the tracking improves.
>>> 
>>> 3. Turn the mouse over and inspect the sensor window. 
>>>  Use compressed air to gently clean the sensor window if dust or debris is 
>>> present.
>>> 
>>> Bandwidth intensive devices could also affect tracking.
>>> 
>>> Cheers,
>>> Ronni
>>> 
>>> On 02/06/2012, at 12:39 PM, Chris Griffiths wrote:
>>> 
>>>> Ok…
>>>> 
>>>> 10.7.4
>>>> 
>>>> 2 x 2.26 GHz Quad-Core Intel Xeon 14Gb Ram MacPro 4 1Tb harddrives 
>>>> internal. 1Tb external for backing up (this is wired, not wireless)
>>>> 
>>>> 24inch NVIDIA GeForce GT 120 512 MB graphics
>>>> 
>>>> Mouse has been like this for months. Can't remember when it started. It 
>>>> goes from working perfectly to lagging when moving, slightly jerky. Just 
>>>> barely perceptible sometimes but extremely annoying when you have to do a 
>>>> very fine photoshop retouch or anything fine.
>>>> 
>>>> Forums have suggested that it could happen when there is a lot of 
>>>> processing happening but this doesn't seem to make sense to me.
>>>> 
>>>> Daniels suggestion that it is too far away makes more sense but it can't 
>>>> be more than a metre. And anyhow, how come it is fine and then changes?
>>>> 
>>>> I have turned off any other bluetooth.
>>>> 
>>>> Forums have also suggested WiFi interference but surely Apple would have 
>>>> thought of that one??
>>>> 
>>>> I can live with it but just thought I'd give you guys a challenge 
>>>> ;)
>>>> 
>>>> Thanks heaps
>>>> 
>>>> Chris Griffiths
>>>> Mac lover
>>>> 
>>>> 
>>>> 
>>>> On 02/06/2012, at 12:28 PM, Ronda Brown wrote:
>>>> 
>>>>> Ok Chris,
>>>>> 
>>>>> A bit more information from you please. What OS X are you running?
>>>>> When did the Magic Mouse start the jerkyness ... after installing a 
>>>>> add-on or software?
>>>>> 
>>>>> Cheers,
>>>>> Ronni
>>>>> 
>>>>> On 02/06/2012, at 12:10 PM, Chris Griffiths wrote:
>>>>> 
>>>>>> Less than one day and the jerkyness and slowness is back. Open to any 
>>>>>> more ideas!
>>>>>> 
>>>>>> Chris Griffiths
>>>>>> Mac lover
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> On 01/06/2012, at 6:17 PM, Chris Griffiths wrote:
>>>>>> 
>>>>>>> Ok, have deleted the file. Have reset the SMC. And so far so good. 
>>>>>>> Seems to be working a lot better. So somewhere in all the actions was 
>>>>>>> the solution, I think. I'll see if it lasts. Thanks heaps!!
>>>>>>> 
>>>>>>> Chris Griffiths
>>>>>>> Mac lover
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>> On 01/06/2012, at 5:59 PM, Ronda Brown wrote:
>>>>>>> 
>>>>>>>> Hi Chris,
>>>>>>>> 
>>>>>>>> Delete the Preference file "com.apple.bluetooth.plist"
>>>>>>>> Restart your computer and repair the Magic Mouse
>>>>>>>> 
>>>>>>>> Cheers,
>>>>>>>> Ronni
>>>>>>>> 
>>>>>>>> Sent from Ronni's iPad
>>>>>>>> 
>>>>>>>> On 01/06/2012, at 5:53 PM, Chris Griffiths <[email protected]> wrote:
>>>>>>>> 
>>>>>>>>> Interesting. I just used a wired mouse and now I can't pair to the 
>>>>>>>>> unwired mouse.?!
>>>>>>>>> 
>>>>>>>>> On 01/06/2012, at 5:37 PM, James / Hans Kunz wrote:
>>>>>>>>> 
>>>>>>>>>> i'm just wondering, in the bluetooth did you remove the mouse 
>>>>>>>>>> from the list (using a wired mouse) & then search for devices 
>>>>>>>>>> & reconnect the mouse James
>>>>>>>>>> 
>>>>>>>>>> SAD Technic
>>>>>>>>>> U3 6 Chalkley Pl
>>>>>>>>>> Bayswater WA
>>>>>>>>>> Australia
>>>>>>>>>> +618 9370 5307
>>>>>>>>>> mob 0414 421132 (international +614 14421132) 
>>>>>>>>>> [email protected] http://www.members.iinet.net.au/~saddas/
>>>>>>>>>> 
>>>>>>>>>> Patience and perseverance have a magical effect before which 
>>>>>>>>>> difficulties disappear and obstacles vanish.
>>>>>>>>>> 
>>>>>>>>>> On 01/06/2012, at 5:23 PM, Chris Griffiths wrote:
>>>>>>>>>> 
>>>>>>>>>>> Thanks James – I don't have a wireless keyboard. New batteries. 
>>>>>>>>>>> Cleaned optics.
>>>>>>>>>>> 
>>>>>>>>>>> Regards
>>>>>>>>>>> 
>>>>>>>>>>> Chris Griffiths
>>>>>>>>>>> Mac lover
>>>>>>>>>>> 
>>>>>>>>>>> 
>>>>>>>>>>> 
>>>>>>>>>>> On 01/06/2012, at 5:20 PM, James / Hans Kunz wrote:
>>>>>>>>>>> 
>>>>>>>>>>>> battery ok? opticals cleaned?, do you have good response from the 
>>>>>>>>>>>> keyboard?
>>>>>>>>>>>> remove the batteries & insert them again James
>>>>>>>>>>>> 
>>>>>>>>>>>> SAD Technic
>>>>>>>>>>>> U3 6 Chalkley Pl
>>>>>>>>>>>> Bayswater WA
>>>>>>>>>>>> Australia
>>>>>>>>>>>> +618 9370 5307
>>>>>>>>>>>> mob 0414 421132 (international +614 14421132) 
>>>>>>>>>>>> [email protected] 
>>>>>>>>>>>> http://www.members.iinet.net.au/~saddas/
>>>>>>>>>>>> 
>>>>>>>>>>>> Patience and perseverance have a magical effect before which 
>>>>>>>>>>>> difficulties disappear and obstacles vanish.
>>>>>>>>>>>> 
>>>>>>>>>>>> On 01/06/2012, at 4:55 PM, Chris Griffiths wrote:
>>>>>>>>>>>> 
>>>>>>>>>>>>> My wireless mouse has been jerking and slow to respond when I 
>>>>>>>>>>>>> move the cursor sometimes.
>>>>>>>>>>>>> 
>>>>>>>>>>>>> I have read dozens of forums to try and work out what is wrong.
>>>>>>>>>>>>> 
>>>>>>>>>>>>> I have switched off all other Bluetooth devices and have changes 
>>>>>>>>>>>>> mouse mats many times.
>>>>>>>>>>>>> 
>>>>>>>>>>>>> I have read that many people are experiencing this problem. Any 
>>>>>>>>>>>>> solutions?
>>>>>>>>>>>>> 
>>>>>>>>>>>>> Chris Griffiths
>>>>>>>>>>>>> Mac lover
> 
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