Re: More power to keyboard/mouse please!

2010-07-06 Thread Jeffrey Engle

Ya, that's what I ended up with... Jeff
On Jul 5, 2010, at 6:48 PM, iJohn wrote:


I think it's simpler to just use a hub ...


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Re: More power to keyboard/mouse please!

2010-07-05 Thread iJohn
On Wed, Jun 30, 2010 at 2:15 PM, Dan  wrote:
> At 8:45 AM -0700 6/30/2010, Jeffrey Engle wrote:

>> here's the question: has anybody on the list tried using one
>> of those "dual USB connections" to provide extra power instead
>> of the USB hub?
>
> Not sure how that would work.  You'd be stealing, or at least trying to
> steal, extra power from the bus that already can't handle the load of the
> longer cable run and the devices connected.

My understanding is that the whole point of the "dual USB" was a way
to try to sneak around the current limitations imposed on each port.
If each USB is limited to 500mA then using two theoretically bumps the
ceiling to 1 A.

How well this would work in practice when dealing with whatever causes
the losses in long cable runs, well I never did have any intuition for
electric circuits.

I think it's simpler to just use a hub ... or migrate to USB 3.0 ( 3 >
2 therefore all scenarios will "work" better. ;-)

-irrational john

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Re: More power to keyboard/mouse please!

2010-06-30 Thread Dan

At 8:45 AM -0700 6/30/2010, Jeffrey Engle wrote:
I recently moved the mdd about 15 feet from the desk. Then connected 
my keyboard/mouse and monitor via 15 ft. extension cables (dvi and 
usb). Video works great, but keyboard/mouse didn't have the power it 
needed...


A 6' extension cable is about all that works before needing a powered hub.

I then used a USB 2.0 7 port hub at the MDD end to boost power, 
which, by the way works great. here's the question: has anybody 
on the list tried using one of those "dual USB connections" to 
provide extra power instead of the USB hub? you know, like the usb 
cables you sometimes get when you buy a 2.5 external hard drive? to 
provide power to bigger hard drives installed into that 2.5 USB 
enclosure?


Not sure how that would work.  You'd be stealing, or at least trying 
to steal, extra power from the bus that already can't handle the load 
of the longer cable run and the devices connected.


Either use a shorter extension, or a powered hub.

- Dan.
--
- Psychoceramic Emeritus; South Jersey, USA, Earth.

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Re: More power to keyboard/mouse please!

2010-06-30 Thread john CARMONNE


On Jun 30, 2010, at 10:17 AM, Jeffrey Engle wrote:



On Jun 30, 2010, at 10:12 AM, john CARMONNE wrote:



On Jun 30, 2010, at 8:45 AM, Jeffrey Engle wrote:

I recently moved the mdd about 15 feet from the desk. Then  
connected my keyboard/mouse and monitor via 15 ft. extension  
cables (dvi and usb). Video works great, but keyboard/mouse  
didn't have the power it needed I then used a USB 2.0 7 port  
hub at the MDD end to boost power, which, by the way works  
great. here's the question: has anybody on the list tried  
using one of those "dual USB connections" to provide extra power  
instead of the USB hub? you know, like the usb cables you  
sometimes get when you buy a 2.5 external hard drive? to provide  
power to bigger hard drives installed into that 2.5 USB  
enclosure?   Jeff


Jeffrey Engle
macgu...@gmail.com
Kamiah, Idaho 83536

Machine Info:
 Model Name:Power Mac G4
 Model Identifier: PowerMac3,6
 Processor Name:PowerPC G4  (3.3)
 Processor Speed: 1.42 GHz
 Number Of CPUs:   2
 L2 Cache (per CPU):  256 KB
 L3 Cache (per CPU): 2 MB
 Memory:   2 GB
 Bus Speed:167 MHz
 Boot ROM Version:  4.6.0f1
 Serial Number (system):XB3130D0NP3
Can you boot 9 on that machine. The USB cable idea will work but  
the hub is the way to go put a 2.0 USB card in the MDD and the the  
hub. That's how I do it.

John Carmonne
Yorba Linda USA
Sent from my TiBook 500



Why boot 9? Jeff
I'm a CNC machine programer and I use a CAD/CAM application that  
requires a Rainbow dongle.
So not only do I get to play with my Macs I also make my living doing  
so:-)


John Carmonne
Yorba Linda USA
Sent from my TiBook 500




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Re: More power to keyboard/mouse please!

2010-06-30 Thread Jeffrey Engle


On Jun 30, 2010, at 10:12 AM, john CARMONNE wrote:



On Jun 30, 2010, at 8:45 AM, Jeffrey Engle wrote:

I recently moved the mdd about 15 feet from the desk. Then  
connected my keyboard/mouse and monitor via 15 ft. extension cables  
(dvi and usb). Video works great, but keyboard/mouse didn't have  
the power it needed I then used a USB 2.0 7 port hub at the MDD  
end to boost power, which, by the way works great. here's the  
question: has anybody on the list tried using one of those "dual  
USB connections" to provide extra power instead of the USB hub? you  
know, like the usb cables you sometimes get when you buy a 2.5  
external hard drive? to provide power to bigger hard drives  
installed into that 2.5 USB enclosure?   Jeff


Jeffrey Engle
macgu...@gmail.com
Kamiah, Idaho 83536

Machine Info:
 Model Name:Power Mac G4
 Model Identifier: PowerMac3,6
 Processor Name:PowerPC G4  (3.3)
 Processor Speed: 1.42 GHz
 Number Of CPUs:   2
 L2 Cache (per CPU):  256 KB
 L3 Cache (per CPU): 2 MB
 Memory:   2 GB
 Bus Speed:167 MHz
 Boot ROM Version:  4.6.0f1
 Serial Number (system):XB3130D0NP3
Can you boot 9 on that machine. The USB cable idea will work but the  
hub is the way to go put a 2.0 USB card in the MDD and the the hub.  
That's how I do it.

John Carmonne
Yorba Linda USA
Sent from my TiBook 500



Why boot 9? Jeff

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Re: More power to keyboard/mouse please!

2010-06-30 Thread john CARMONNE


On Jun 30, 2010, at 8:45 AM, Jeffrey Engle wrote:

I recently moved the mdd about 15 feet from the desk. Then  
connected my keyboard/mouse and monitor via 15 ft. extension cables  
(dvi and usb). Video works great, but keyboard/mouse didn't have  
the power it needed I then used a USB 2.0 7 port hub at the MDD  
end to boost power, which, by the way works great. here's the  
question: has anybody on the list tried using one of those "dual  
USB connections" to provide extra power instead of the USB hub? you  
know, like the usb cables you sometimes get when you buy a 2.5  
external hard drive? to provide power to bigger hard drives  
installed into that 2.5 USB enclosure?   Jeff


Jeffrey Engle
macgu...@gmail.com
Kamiah, Idaho 83536

Machine Info:
  Model Name:Power Mac G4
  Model Identifier: PowerMac3,6
  Processor Name:PowerPC G4  (3.3)
  Processor Speed: 1.42 GHz
  Number Of CPUs:   2
  L2 Cache (per CPU):  256 KB
  L3 Cache (per CPU): 2 MB
  Memory:   2 GB
  Bus Speed:167 MHz
  Boot ROM Version:  4.6.0f1
  Serial Number (system):XB3130D0NP3
 Can you boot 9 on that machine. The USB cable idea will work but  
the hub is the way to go put a 2.0 USB card in the MDD and the the  
hub. That's how I do it.

John Carmonne
Yorba Linda USA
Sent from my TiBook 500




--
You received this message because you are a member of G-Group, a group for 
those using G3, G4, and G5 desktop Macs - with a particular focus on Power Macs.
The list FAQ is at http://lowendmac.com/lists/g-list.shtml and our netiquette 
guide is at http://www.lowendmac.com/lists/netiquette.shtml
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For more options, visit this group at http://groups.google.com/group/g3-5-list


More power to keyboard/mouse please!

2010-06-30 Thread Jeffrey Engle
I recently moved the mdd about 15 feet from the desk. Then connected  
my keyboard/mouse and monitor via 15 ft. extension cables (dvi and  
usb). Video works great, but keyboard/mouse didn't have the power it  
needed I then used a USB 2.0 7 port hub at the MDD end to boost  
power, which, by the way works great. here's the question: has  
anybody on the list tried using one of those "dual USB connections" to  
provide extra power instead of the USB hub? you know, like the usb  
cables you sometimes get when you buy a 2.5 external hard drive? to  
provide power to bigger hard drives installed into that 2.5 USB  
enclosure?   Jeff


Jeffrey Engle
macgu...@gmail.com
Kamiah, Idaho 83536

Machine Info:
  Model Name:   Power Mac G4
  Model Identifier: PowerMac3,6
  Processor Name:   PowerPC G4  (3.3)
  Processor Speed:  1.42 GHz
  Number Of CPUs:   2
  L2 Cache (per CPU):   256 KB
  L3 Cache (per CPU):   2 MB
  Memory:   2 GB
  Bus Speed:167 MHz
  Boot ROM Version: 4.6.0f1
  Serial Number (system):   XB3130D0NP3


--
You received this message because you are a member of G-Group, a group for 
those using G3, G4, and G5 desktop Macs - with a particular focus on Power Macs.
The list FAQ is at http://lowendmac.com/lists/g-list.shtml and our netiquette 
guide is at http://www.lowendmac.com/lists/netiquette.shtml
To post to this group, send email to g3-5-list@googlegroups.com
For more options, visit this group at http://groups.google.com/group/g3-5-list