MacBook Air :: Use MBP's Power Supply With The 11" Air?

Nov 12, 2010

The MBP's a late '08 15" unibody. I know I obviously can't (or at least shouldn't) use the Airs power supply with the MBP.

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PowerPC :: Mounting The Power-supply From The 2004 On The 2005 Is The Power-supply Compatible Or Not

Dec 29, 2010

I have a PowerMac G5 with the first motherboard that is out of order, and another PowerMac

G5 Late 2005

with 2x2.0GHZ

Mounting the powersupply from the 2004 on the 2005 is the powersuply compatible or not?

EDIT: I looked on Mactracker and compared the two:
Max Watts in the first is 604W and 450W on the late 2005.
I want to put a powersuply from a G5 2004 (604W ) on a G5 2005 that had a 450W powersuply is this possible ?

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Hardware :: Test A G5 Power Supply Like An ATX Power Supply?

Feb 12, 2008

My 2*1.8Mhz G5 tower (second version) shutdown two day ago and refuses to turn up again. I have absolutely no sign of life, not even the external white led or the internal red one. I'm trying to figure out whether it is the power supply of the start button which cause the problem.

Is it possible to test a G5 power supply like an ATX power supply, by connecting two pins which would make the fans start ?

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MacBook Pro :: Power Cable For MagSafe Power Supply?

Jun 26, 2009

Anyone know where I can buy an extra AC cable for the MagSafe 85W power supply that came with my late 08 MBP? I'd like an extra cable and I'm not interested in ponying up the dough for the entire power supply. I checked the Apple Store and Macmall, but haven't found anything as of yet.

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Power Mac G5 :: G5 Power Supply Beeping/Churping Corrected With Leopard

Nov 8, 2007

I made this a new topic because I think it is important enough to do so. Probably most of those that originally complained about this have moved on to the new MacPro but I am sure there are still enough G5 owners out there that still have concerns about this topic.

A clean install of Leopard eliminates the infamous power supply beeping

Its amazing, my G5 is like a new machine; no more of the annoying power supply beep; although, I learned to live with it after a while and didn't even notice it. However, the silence is now very noticeable.

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MacBook Pro :: My MBP Hurt It's Power Supply?

Aug 30, 2010

At the beginning of the year my power supply died and Apple changed both of them. 4 months later, happened again. Now, 4 months later, it is happening again!

The power supply is plugged into a power strip with other electronics as well. The power supply keeps the laptop alive but won't charge it. If you unplug it the battery drains like normal. No light on charger, other chargers charge the laptop.

Do I have dirty power at my house that keeps blowing it? Nothing else has been effected.

Can a computer effect the charger? Please help! Still have 6 mos of applecare, but am tired of this. Would like to find solution.

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Power Mac G5 :: Using Molex Power Supply For Graphics Card

Oct 8, 2007

I hav" a "late 2004" G5 2.0 dual processor. To upgrade graphics card, I find many require a power supply splitter. Do I have a molex 4-pin connector? I can't see the location inside the box.

Information:
G5 dual 2.0, 2.5Gb
Mac OS X (10.4.3)

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MacBook Pro :: Installing Updates - Power Supply?

Sep 20, 2010

Why does my Macbook Pro say that for "best results" I must plug it in when restarting and installing updates?

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MacBook Pro :: Power Supply Are Not Working In My System

Feb 9, 2010

I've been experiencing the following problem with my late 2007 MacBook Pro: I can't use it on batteries. As soon as I disconnect power supply, it works for 10-15 minutes and switches off. Not sleeps, but suddenly turns off completely. The system battery indicator drops by about 10% (showing 85-90% battery charged), whereas 4 out of 5 LEDs are lit on the battery itself. After such a sunned switch-off, I'm not able to start again the laptop - it doesn't react on Power On button - like the battery wasn't inserted at all. Right after I plug on power supply back again, everything gets back to normal and I can use it normally, but still only if it's connected to the electricity.

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MacBook Pro :: Replacement Battery And Power Supply

Jun 21, 2010

I'm just wondering if anybody knows whether it is possible to obtain a replacement battery and power supply for such an old computer. My 17-inch MacBook Pro is about five years old, and the battery seems to be completely dead. It will not start up, will not take a charge, and cannot be used, whether plugged in or not. A multitester test suggests that the power supply no longer works either. My MacBook has one of the older-design power supplies, with the circular port, rather than the newer, magnetic, rectangular ones. I'm planning on getting a new MacBook in the near future, but I need to access some things that are saved on my old Mac's hard drive, if at all possible.

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Power Mac :: G5 2.3ghz Power Supply Removal?

Mar 2, 2012

Power supply partially expired on my 2.3GHz G5. Have found a donor. Manual says remove logic board before power supply. But you could remove power supply with board in situ on older G5s...


Info:
PowerMac, Mac OS X (10.4.1)

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MacBook Pro :: Power Supply Connector Plastic Cap Replacement?

Sep 19, 2007

June 5th to September 19th.....not too bad, considering the laptop has been on the road quite a bit.

I finally lost (seems so, at least ) that little semi-clear plastic cap shaped like a rectangle with rounded edges that covers/protects the connector of the MBP power supply when it's not connected to the computer (and being transported).....at least, that's what I used it for.

I did a quick search and couldn't find any relevant posts, so sorry in advance if this has been addressed.

Does Apple or someone else sell a replacement for such a dinky little thing.....although, frankly, I found it to be quite useful to protect the connector .

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MacBook :: X Over Battery Icon But Still Working Without Power Supply

May 26, 2009

Starting this morning an X has appeared over my battery icon. When I click the icon is says no battery available. When I check the system profiler it says no battery installed. When I click the button on the battery all 6 lights turn on. I have read similar posts to this that say when they unplug the power supply the mac turns off in a few minutes, mine however will stay on the same amount of time as if the battery was charged. I'm surprised that this happened because I bought a new battery 3 months ago because the original one short circuited when my hard drive went last summer.

I had to have the power supply constantly plugged in if I was using the computer. I tried shutting down the computer, removing the battery and restarting and that worked. However when I shut down, unplugged the power supply and tried to restart, it did not turn on. I'm hoping there is a solution as I use my laptop on the road often and not being able to turn it on without the power supply is a real inconvenience.

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OS X V10.6 Snow Leopard :: Power Supply Crashes Macbook Pro

Apr 20, 2012

When I try to power up my Macbook Pro with the AC wall power supply plugged in -it wil not power up -light blinks and I hear rapid 'beeping'. If I unplug the PS , it boots up but if I then plug in the PS, the Macbook will eventually freeze and I'll be prompted to power it down and restart.

Info:
MacBook Pro, Mac OS X (10.6.8), Will not power up with AC Power Sup

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MacBook Pro :: Afraid To Leave Plugged In - Power Supply Melted

Jan 3, 2009

This probably seems a bit ridiculous, but after having my first power supply melt and short out on me I've been completely paranoid of this happening again. My first power supply was one of the older models from 2006. I then got it replaced by one of the newer smaller models. After about a half a year it started twisting around on the inside of the cable which got me worried. The apple store wouldn't replace it unless it was melted so I called Apple and got a new one.

I've had the newer one for about a year and the cable seems to be wrapping around itself on the inside again. There doesn't appear to be a place where it's melting or breaking. I take care to not wrap it too tightly. Using it as a desktop replacement I'd like to not have to worry about leaving it plugged in when I'm gone. I find it crazy that this is even an issue but after having the first one melt right in front of me I find it hard to trust. Are the newer power supplies any better?

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MacBook Pro :: Outer Rubber Insulation For The Power Supply Cord?

Oct 30, 2009

I recently got a new macbook pro (thanks to Apple's great customer care/Customer Replacement Unit policy), and two days later, it got stuck under a moving chair, which peeled off the outer rubber insulation for the power supply cord. And a beautiful thing happened I used to notice that the magsafe power adapter would slip out when i was moving my macbook around from place to place a little bit too easily. Then I put 1 1/2 inches of electric tape about a centimeter away from the actual magsafe-macbook port, and the addition added just a little bit of resilience because of some sort of physics i can't explain. so if you want your magsafe to be a little bit stronger, but still pull out if you move it too hard, just add an inch of electrical tape to the end. works like a charm!

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Mac Pro :: How Far Can You Tap The Mac Pro's Power Supply

Mar 16, 2009

It has no doubt come to the attention of many that the Radeon 4870 requires two PCIe six-pin power taps off of the motherboard, which is exactly how many  allots. Say we wanted to use a GeForce 8800GT and a 4870 at the same time, which would require a total of three PCIe six-pin power taps. What I've read on the forums here indicates that powering them would be possible, but what ways would work?

As far as I can see, I've got two options:

1) Split one of the 6-pin power taps with a Y-splitter, and use the resulting two taps for one card and the other tap for the other card.

2) Use one of the ODD 4-pin molex power taps, convert it to a 6-pin tap, run it down to the card. But I'm running two optical drives; would it be possible to split one of those power taps into two, then run one out converted to a 6-pin and into the card?

I don't know nearly enough about the motherboards and power sources to know which way would work - if any - and if there is any risk involved. I'm running an early '08 mac pro, but I'm curious if this would work in other models as well. Anybody know enough about the hardware to say?

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Mac Pro :: APC Power Supply For Mac Pro + ACD?

May 8, 2009

i'm in desperate need of an APC backup power supply for my mac pro and acd. the old backup i've got (APC ES350) is not sufficient to power the mac pro and acd. i purchased the ES350 for my powerbook almost 7 years ago.

anyway, every time i have a power failure (it happens quite often), my entire system shuts down. which APC should i buy? i want to ensure that everything still runs for a good while so i can save everything before powering down completely.

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Mac Pro :: How Hot Is Your MP Power Supply

Jul 26, 2009

There has been plenty of discussions in the past re: CPU, HDD and RAM temperature, but what about the power supply on the Mac Pro?

My 08' MP reports 70 degree Celsius while the 09' MP reports 35 degree Celsius, while both machines are reporting an Ambient temperature of 27 degree. Why such a discrepancy?

How about your machine?

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Mac Pro :: Power Supply Fan Gone Berserk?

Sep 12, 2010

The power supply fan in my 2010 3.2 quad just went beserk. Spinning at 2950 rpm. I suht down and restarted using the four finger solute (command-option-p-r) and it seems normal now.

What could have caused it to spin full speed? Maybe I should buy apple care . . .

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Mac Pro :: Mac Pro Power Supply Unit

Jul 22, 2009

I was wondering if someone could tell me what power supply is used in the current oct/quad core mac pro. Also in the Power Mac G5 and early versions of the mac pro. I am thinking of buying a Power Mac or early Mac Pro second hand and will upgrade the GPU myself and just want to know what PSU (watts) they have.

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Desktops :: Where To Get Power Supply For Imac?

Dec 6, 2010

Where to get power supply for - imac os x /model # M6498 EMC NO 1991 100-240V

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IMac :: Won't Start- Power Supply?

Nov 26, 2010

Tried to wake my 24" white iMac from sleep yesterday and discovered that it was off. Pressed the button in back but no go. Unplugged and replugged, pressed the button and it fired up fine. Surfed a bit, then put it back to sleep.

Came back about 3 hours later and it was off again. Unplugged and replugged, pressed the button and nothing. Tried it a couple more times just to check, and no go.

Any ideas? I've had this computer for a little over two years. Bought it used and bought Applecare which expired on.... Nov. 16th. Beautiful timing or what.

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Mac Pro :: Power Supply Fan Dead Or Defective

May 17, 2008

6 of 8 processors at 100% for 24 hrs/day for nearly a week), my MacPro's "Power Supply 2" temperature suddenly rose to ~207 ?F (~95 ?C).I got a large external fan going through the desktop to bring the temperature down. I also tried to install smcFanControl to see if I could bump up the internal fan speed. Well, I could bump up THREE of the fans (I/O, CPU/Memory, and Exhaust), but it says that the PS fan is steady at just under 600 rpm, despite me cranking it up in the software to anything else (including the max, 2800, and anything less).

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Mac Pro :: Power Supply Compatibility With Another System?

Feb 16, 2009

Will a 600W power supply from a June 2004 dual 1.8 G5 be compatible with a dual 2.3 early 2005 system (450W)? Are the connectors any different? Will a bigger power supply overload the system? I know that the 600W June 04 power supply can be used with a dual 2.7 early 05 machine (600W) despite a rubber grommet that the 04 doesn't have.

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Mac Pro :: Flashed 4870 And Power Supply - Mac Pro 1.1?

Jun 6, 2009

I have just ordered a xfx 4870 that will be placed into my mac pro 2006 (1.1). I dont have the infamous power cables from ati so i was wondering if it would be possible to use the power from the optical drive. i have two 6-pin pcie power cables that each connects to a 4-pin molex. i addition to these i have a 4-pin molex Y splitter.

With this setup i should be able to feed the card with power but is this dangerous or will the system be unstable? what will happen

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Mac Pro :: How Big Is The Power Supply In The 2006 Model

Jun 11, 2009

My UPS is flaking out, and it's a really old one I got from work that was a 'server' class UPS.

I don't want to drop $999 on the thing, as that's what an equivalent of what I was using go for. However I want my battery to last more than oh, 30s so I hope to size it right.

Any experience from anyone running a UPS on one of these things? The UPS sites aren't much help and if the tech specs are to believed if it draws 12A at 120W that's a 1440W requirement for the power supply, and that seems a tiny bit high to me, but I might be wrong.

I'm running the 2.66GHz dual core, the ATI1900XL, and 4 500GB drives in it.

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Mac Pro :: MP Power Supply Replacement Procedure?

Jul 23, 2010

I need to replace the power supply in my Mac Pro (2008) but I'm stuck at getting the small cover off. I've removed the metal plate that was under the optical drives (POV when looking through the side).

But it seems there's a small cover for the power supply that's similar to the big processor cover for the liquid cooled G5 towers. I can't figure out how to remove that.

Does anyone have a link to a manual or take-apart guide for the Mac Pro?

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Intel Mac :: Power Supply Was Interrupted

May 22, 2012

Power supply was interrupted. Tried to turn on my mac. Just repeated the SOS code. Nothing comes up on the screen.

Info:
iMac, Mac OS X (10.4.1), Power supply interrupted

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PowerPC :: Beige G3 Power Supply Jumpers

Aug 2, 2006

I am trying to switch out mobos. I want to put a desktop mobo in a minitower case. But my understanding there is a jumper that can be changed to switch between the models. Has something to do with the power supply differences if I remember correctly. Anyone know where on the motherboard that would be located? in need to find it because currently using the desktop mobo in the minitower case it will not power on at all.

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