I did a search on eBay for "iMac G4 Inverter Board" and got some
results. It looks like they were pretty universal throughout the
different screen sizes and different models.
-Elliott
On Sep 2, 2009, at 6:03 PM, agalaevent wrote:
>
> So I am an apple procare customer, so I brought my 20" imac G4 USB 2.0
> machine with the bad screen in to my local apple store. The 3 year
> apple care plan is up by like 2-3 years on that machine. I upgraded
> it to 4 mb ram and 500gb HD like 6 months ago. They tell me the repair
> is $900.00 to replace the whole Monitor section. I have found online
> that it is probably the Inverter board that needs to be replaced.
> Apple claimed they don't have that part to replace without the
> display, which happens to be attached to the whole back it seems in my
> particular model.
>
> $900.00 bucks is crazy. I am going to look for the part and see if I
> can repair it myself. Not easy to find the part in stock! can you
> actually see the display? Is it just the backlight that went out? If
> so, more than likely it is your inverter board that went bad.
>
> ANYONE KNOW WHERE I CAN FIND THIS?
>
> I Can't seem to find it!!
> iMac G4 20" (USB 2.0) Flatpanel inverter board p/n 922-6129- I believe
> this is correct part number from what I can acertain. anyone know for
> sure?
>
>
>
> This is what I found:
>
> ""If the screen has a burned out look (like the back light actually
> went dead) you would have to repalce the screen since it is all one
> piece on those.
>
> can you boot up with video out from the video out port adapter on the
> bottom back? Reset NVRAM that way with an extra monitor hooked up.
>
> It could be the arm, but more than likely since no errors are coming
> up I am going to say it would be the inverter (most likely) or the
> screen (less likely) since the OS does not log any kind of failure
> with that hardware. The arm harness is all one piece and it is spring
> loaded, so if there was a cable chaffing or something of the like I
> would think you could feel it snag or here some sort of crunch noise
> from it.
>
> basically this is how you troubleshoot it.
>
> verify video out from the logic board works - check
>
> reset firmware, pmu, nvram, pram, etc - check
>
> if problem still persists you replace the inverter board
>
> the inverter board is the cheapest part, and one of the most likely to
> fail. If the inverter board does not fix it, then you know its
> something else (screen, logic board, the neck, or some video/power
> cable). "
>
> THANKS ALL FOR YOUR HELP,
>
> HUGH
>
> On Sep 2, 8:23 pm, Gary Fortman <[email protected]> wrote:
>> Intel G5?
>> G5 is motorola, intel is intel.
>>
>> Sent from my eyeFone
>>
>> On Sep 2, 2009, at 7:12 PM, Dennis Faulkner <[email protected]>
>> wrote:
>>
>>
>>
>>
>>
>>> To me, Apple Care is well worth it. I had a aftermarket 4 year
>>> extended warranty on my original bondi-blue Imac (I miss you bondi-
>>> blue) - and between years 3 and 4 it gave a couple of glitches in
>>> the screen, and died. The logic board had to be replaced. The
>>> extended warranty firm picked the computer up, fixed it, and mailed
>>> it back. I didn't even lose any of my info.
>>> On my G5 Imac with the Motorola chip (last of the ones before
>>> switched to Intel chip) my computer suddenly died. I paid the $50 or
>>> whatever warranty deductible, and my G5 was replaced with an Intel
>>> G5. I "lost" some of the extra RAM I had in my original G5, but got
>>> a newer machine that is comparable.
>>> Also, I do call AppleCare occasionally with questions, as I need
>>> to do now. I accidentally installed Leopard on my machine, and need
>>> to uninstall it, and replace it with the correct update to Safari.
>>> My biggest gripe is that I don't trade in my machines every 3
>>> years - I want the ability to keep Apple Care in effect for many
>>> more years to come - I feel for a nominal fee that Apple should
>>> extend Apple Care out to 8 or 10 years - when I buy a computer, what
>>> I want is the relationship. I want to be able to get my computer
>>> fixed fast, at very little cost to me at the time.
>>
>>> Dennis, San Diego
>>
>>> On Wednesday, September 02, 2009, at 10:00AM, "SteveC"
>>> <[email protected]
>>>> wrote:
>>
>>>> AppleCare is like any other insurance or emergency supplies - if
>>>> you don't
>>>> buy it, you will probably need it. If you get it, you will have a
>>>> $-
>>>> suck
>>>> that you never use. :)
>>
>>>> Apple stuff is really like a Mercedes or BMW in terms of lasting
>>>> quality. I
>>>> have actually never seen a problem as bad as my 17" iMac in all of
>>>> the stuff
>>>> I have, and that includes some relatively "ancient" things. I never
>>>> had
>>>> AppleCare (or any equivalent) for my Newton MessagePad, MacTV, iMac
>>>> G3,
>>>> Apple IIGS, etcetc and never had a problem until this Intel iMac.
>>
>>>> IMHO, the biggest problems one can have with a system are the
>>>> moving parts
>>>> (basically the HD) or the display. A blown display can be an out of
>>>> pocket
>>>> cost of ~$150-~250 to get a LCD TV replacement (which will be
>>>> bigger and/or
>>>> sharper than the original display). A bad internal drive can be
>>>> "replaced"
>>>> with an external drive for ~$50-~$150 (which will be larger than
>>>> the
>>>> original drive).
>>
>>>> http://store.apple.com/us/product/MB585says AppleCare is $169 for
>>>> 3 years.
>>
>>>> YMMV.
>>
>>>> -----Original Message-----
>>>> From: [email protected] [mailto:[email protected]]
>>>> On Behalf
>>>> Of Dennis B. Swaney
>>>> Sent: Wednesday, September 02, 2009 10:09 AM
>>>> To: [email protected]
>>>> Subject: Re: My 20" 1.25ghz imac Flat screen appears to have
>>>> apparently
>>>> died.
>>
>>>> SteveC wrote:
>>>>> I have an Intel iMac 17" and the screen went bad. So I connected
>>>>> the
>>>>> video-out to my TV, placed it behind the TV, put XBMC on it, and
>>>>> now use
>>>> it
>>>>> as a media center for showing photos and playing video and serving
>>>>> music
>>>> to
>>>>> my Roku Soundbridge. You might want to go that route, fixing the
>>>>> screen is
>>>>> just waaay to expensive for some reason.
>>
>>>> That is why I buy AppleCare.
>>
>>>> --
>>>> Sincerely,
>>>> Dennis B. Swaney
>>
>>>> "Windows is a command-line OS with a GUI shell while Mac System
>>>> 10 is
>>>> ... oh, never mind."
> >
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