Rev B iMac Quieter with 10.4.3?

Does anyone else think the fans sound different after applying the update? My Rev. B sounds about the same as my Rev. C. Let's compare the before and after.

For what it is worth, I agree with Peter. My iMac rev. B is running quieter after the update to 4.3. It will be interesting when I erase and re-install everything in about two weeks if I notice a change stepping up again through the update.
iMary

Similar Messages

  • I have a GREAT Rev.B iMAC... I'll tell you why I do preffer it over Rev.C..

    I have an iMac G5, 17", 2GHz - rev.B - 2GB RAM. wireless Mouse and KB and I do love it... silent... no dead pixels... no problem. But I'll tell you my concerns about the new models:
    1. Now if you wanna go 17" you have to go back to 1.9GHz.
    2. And also, you can't have paired RAM that would bring it to 128bits any more... (I have two 1GB RAM)
    3.The 2GB RAM itself is SOOOO expensive... you can almost buy another computer...
    4.The new iSight doesn't give you a chance of pointint it to another place in your room... I'd have to move the whole iMac if I wanted to show my mum (who lives in another country) my kids playing in the living room.
    As I said I don't have any of the problems related to Rev A or B... I believe there might be many users just like me... with a quiet iMAC... and I use Photoshop, Flash, Dreamweaver, iPhoto, iMovie... Internet... all at the same time... It just works!!!
    I have no need for Front Row... I am happy with my iMac being 2GHz and having 2GB RAM...
    Give your oppinions...
    Cheers!

    Well I got my daughter a 17-inch ALS Rev B iMac in June, 2 GHz processor, and it is a spectacular computer. However, I read in Macworld that the new 1.9 GHz iMacs are actually a bit faster than the Rev. B 2 GHz iMacs due to other improvements. So going "back" to 1.9 GHz here would actually be an improvement. Given what I have read about these newest iMacs, of course I would prefer one over the "older" one we got in June. But that's how it always is with computers, cars, etc. The newer ones are almost always nicer.
    I agree that the older iMacs are more user servicable and the memory set up is more flexible (and maybe cheaper). But the matched pair RAM chips has turned out to be an almost invisible advantage, perhaps measurable in special tests, but not visible in real world situations, from what I have researched on this topic (I looked into this before we purchased our computer without a matched pair). And my daughter's Rev. B iMac came with 512 Meg, we simply added 1 Gig for a total of 1.5 Gig RAM. We will probably never open the computer and will probably use it like this for its entire life. I would bet it would be the same if we had bought a newest iMac, and I'm guessing that most iMac users are like us. Tinkerers and customizers almost always get a PowerMac which have true expansion capabilities. But for the majority of home users who do stuff like email, web browsing, games, MS Office, graphics, iPhoto, iTunes, Adobe Photoshop and the like, the imac is great and the newest ones probably are a shade faster and nicer (and I would guess a bit more reliable since Apple has probably learned some lessons in that area as well).
    imac G5 Mac OS X (10.4.2)

  • Firmware for Rev B. iMac

    I have a Rev B iMac, running System 9.1, 512 MB RAM, HARMONi 500MHz upgrade. The Boot ROM is 3.0.f2 which I THINK was installed by Firmware Update 1.1. I've read that I would need version 1.2 of the firmware if I want to install OS X.
    However, on reading the description, it looks like the 1.2 update is only for machines that are used in a NetBoot configuration which mine is not. So my questions are:
    1. Is the 1.2 update really required for OS X or is the 1.1 version good enough?
    2. Would Mac OS 10.3.9 work on a Rev B or should I drop back to 10.2.x?
    3. Will I even be able to update either the firmware, Mac OS X, or both since I have the HARMONi card upgrade?

    This Apple article
    http://support.apple.com/kb/HT1395
    clearly states that firmware update 1.2 needs to be installed before updating to Mac OS X 10.2 or later. Despite the description of the update itself, it is the correct update to install. Doing so will NOT prevent future use of Mac OS 9; you can switch back and forth between X and 9 (or even Mac OS 8.x).
    Mac OS X 10.3.9 works fine on stock tray-loaders. I think it runs faster than 10.2 on the same hardware because of the optimization effort by Apple for 10.3. Since you have the max 512mb RAM, it should work quite well for you.
    You'll have to check your documentation or the Sonnet web site for question 3. If the upgrade was produced before Mac OS X (or a specific release of Mac OS X such as Jaguar or Panther), it probably was never tested to see if it was compatible. Someone with a Sonnet upgrade installed may pop by here, hopefully, with hands-on experience.

  • Rev C iMac and dust accumulation

    Hi Folks,
    This is my first post and hope I'm doing this right.
    My wife has 20" Rev B iMac and she loves it. But being a material girl, she really really wants a Rev C iMac. The kids will get her old one. The only thing I'm worrying about is dust accumulation, since it seems that you can't open a Rev C case. I open up her Rev B (and my PC desktop) about every 3 months and vacume and blow them out. I'm amazed at the amount of buildup we get so quickly. We live in a very dusty place and our cheap carpet sheds like a collie.
    Any thoughts? Can you easily open a Rev C?
    iMac Rev B, home made PC with Linux   Mac OS X (10.4.3)  

    No, actually its all been flipped around. You will lay it down screen side up, and undo the screws and pop the front off, instead of the back. The screen is first, then there is a brown piece of heavy plastic between the back of the screen and the back of the internals.
    But the thing is if youre looking for the fans to be like they were in Rev A and B, they are different now. The fans arent open like they were. Youll only see the very center of the fans now as shown here-->
    http://babelfish.altavista.com/babelfish/trurlpagecontent?lp=ja_en&trurl=http%3a%2f%2fwww.kodawarisan.com%2fimacg5isight%2fimacg502i.html
    But i guess you can still blow it out. Another idea for y ou if you live in a dusty place is adding a piece of very thin cheese cloth or something to the vents under the screen. Cheese cloth is extremely small pored and will filter out even the smallest duct particals. Just cut urself a thiin, long piece and fasten it to the bottom using maybe a light glue on the edges. Just an idea. Could work for you tho.

  • Netbooting Rev A iMacs Possible?

    Got some old iMac Rev A's lying around and some RAM so I thought I'd have a go at updgrading them and getting them to boot from a network 10.3.9 image disklessly. They don't seem to want to do it, just get a grey screen. Checked their fimware Apple's latest 3.0 as far as I know. Built the image from a drive that comes from a Rev A iMac.
    Have managed to disklessly boot slot loading iMac's no problem, am I just wasting my time or is there some trick to this. Not desperately urgent but would like to know one way or the other.
    Thanks in advance

    I thought the tray loads were based on an older version of NetBoot (Version 1?) anyways I know they can be netbooted because I used to have to do that in the past. I was using OS X Server v 10.2.8 on a firewire drive connected to a slot load imac with a small switch between the two. Maybe find a copy of 10.2 Server and install it on a spare machine (G4 Tower or better would be cool) and use that just for imaging. The tray load will be able to find the correct NetBoot server. Also note that I was using NetRestore version 1.2.2. Hope that helps.

  • Wireless keyboard & mouth on Rev A iMac G5.

    Hi folks,
    As you know, I have a Rev A iMac, which did not come with the Bluetooth module installed.
    How do I go about getting the iMac set up for the wireless keyboard and mouse? Is it an internal part I need to buy or will it be an external receiver for the Rev A's?
    Cheers.

    Optimus...I use Logitech's MX 700 wireless keyboard and the MX 1000 Laser mouse. It is 'RF' technology instead of Bluetooth...both have worked flawlessly for over a year now.
    I also believe that you can install an Airport module in your iMac yourself.For Bluetooth connection on your iMac I pretty sure you have to purchase a Bluetooth Dongle that pluggs into one of your iMac's USB ports.I did not use either of those options.
    dave

  • How can I get a video signal using IMAC 27 with only mini display port. I like to send the signal wireless to a TV using a TV/audio transmit system.

    I have an IMAC 27 with a mini display port ( only this). I also have all the adapters ( mini display port to VGA, HDMI...).
    Since I moved to UAE I like to transmit the signal frm my IMAC ( where I also look German TV on) to my TV. I will do so by using a wireless Transmit receive system with theree cinch inputs ( transmit system ( video, 2x voice).
    The distance to the TV IS ABOUT 10m and one wall. I don`t want to use a cable.
    Is there any solution for example mini display to VGA + VGA adapter to cinch so I can use the transmit system?
    HDMI would also be an optiekn, bat then I have to by another Transmit receive system.
    If somebody made already the experience I would appreciate to share the information
    Is there may be any store in UAE where to get support. It is very diificult to get good advice here. They sell everything bat can not reaaly explain and have very often  no technical knowledge. With this problem nobody until now can help me.
    Hans
    <Email Edited by Host>

    I don't know what AppleTV can handle as far as bit rate is concerned, but increase the bit rate as high as it will let you. You are taking DV which is 25Mb/s and compressing it. If you're making an H.264, you should get great results needing no more than 6Mb/s. Bear in mind, the higher the bit rate, the larger the file size.

  • Hey Guys, from Germany. I want to connect my iMac 21" with my Tv just for fun. Does anyone know, how it works. With a Hdmi adapter?

    Hey guys! I want to connect my Imac 21 " with my Tv just for fun. Does anyone know , how it works?

    Selecting the correct adapter and cable depends on which year model iMac you have and what inputs the TV has?
    Check the User's Guide that came with your iMac or your Spec's at > Apple - Support - Technical Specifications
    to see if your iMac has a Mini-DVI or Mini DisplayPort and then select that adapter with the correct connection for the TV.
    Example: if you have a 2010 or 2011 iMac and an HDMI ready TV, then you would want the > Moshi Mini DP to HDMI Adapter with Audio Support - Apple Store (U.S.)

  • Lion 10.7.2 On both mac book pro and iMac, both with Lion 10.7.2, obtain repeated iCal event notifications from calendar or address book.  Cannot turn these off.  They repeat several times per session and every time computer is used.  How to diagnose this

    Lion 10.7.2 On both mac book pro and iMac, both with Lion 10.7.2, obtain repeated iCal event notifications from calendar or address book.  Cannot turn these off.  They repeat several times per session and every time computer is used.  How to diagnose this?

    First, uninstall "SuperTV" (whatever that is) according to the developer's instructions. It isn't working and it's filling the log with noise.
    If you have more than one user account, these instructions must be carried out as an administrator.
    Launch the Console application.
    Step 1
    Make sure the title of the Console window is All Messages. If it isn't, select All Messages from the SYSTEM LOG QUERIES menu on the left.
    Enter "BOOT_TIME" (without the quotes) in the search box. Note the timestamps of those log messages, which refer to the times when the system was booted. Now clear the search box and scroll back in the log to the last boot time when you had the problem. Post the messages logged before the boot, while the system was unresponsive or was failing to shut down. Please include the BOOT_TIME message at the end of the log extract.
    Post the log text, please, not a screenshot. If there are runs of repeated messages, post only one example of each. Don’t post many repetitions of the same message. When posting a log extract, be selective. In most cases, a few dozen lines are more than enough.
    PLEASE DO NOT INDISCRIMINATELY DUMP THOUSANDS OF LINES FROM THE LOG INTO A MESSAGE. If you do that, I will not respond.
    Important: Some private information, such as your name, may appear in the log. Edit it out by search-and-replace in a text editor before posting.
    Step 2
    Still in Console, look under System Diagnostic Reports for crash or panic logs, and post the most recent one, if any. In the interest of privacy, I suggest you edit out the “Anonymous UUID,” a long string of letters, numbers, and dashes in the header of the report, if present (it may not be.) Please don’t post shutdownStall, spin, or hang logs — they're very long and not helpful.

  • Can PC software work on the iMac G5 with Intel?

    Can PC software work with the iMac G5 with Intel processor? I need to know! And also, is there a new apple computer coming out next year (2007) that will be able to run PC software? I am mainly asking because I want to know if I will be able to run PC games on iMac G5 with Intel or the new computer coming out in 2007. I need to know!
    iMac G5   Mac OS X (10.4.6)  
    iMac G5 Intel Processor   Mac OS X (10.4.6)  

    Just an idea for you. There is an entire Apple Discussion forum dedicated to Boot Camp and Windows XP.
    Whereas, not everyone here with an Intel iMac has installed, tried to install or has experience with BC & XP, everyone there has or at least has an interest. You may attract help more quickly there.
    The Forum is at the bottom of the main Apple Discussions page under Windows Compatible Technology.
    Here is a link;
    Forum: Boot Camp Public Beta
    Panther was the version of Mac OS X before the current version, Tiger. Apple Computer does not release information in advance of its introductions of new hardware/software and the rules of the Apple Disussions forbid "speculation." Boot Canp is Beta because it is not yet a permanent part of Mac OS X. It works fine. It does not require constant updates. It comes with instructions for its own installation as well for Windows XP SP2. You have to purchase Windows from Microsoft. Folks report that games run fine and that Windows runs better on their Macs than it ever did on their PCs!
    Visit the Boot Camp forum at the above link for further info.

  • I'd like to know how can i connect my old iMac tiger with new one iMac lion. I wanna use the old one for external disk to collect files from there to new one.

    I'd like to know how can i connect my old iMac tiger with new one iMac lion. I wanna use the old one for external disk to collect files from there to new one.

    Hi mshields1162,
    Great question, and welcome to Apple Support Communities.
    First, you may want to choose to have the sidebar displayed for familiarity:
    iTunes 11: Frequently used features
    http://support.apple.com/kb/HT5649
    Afterwards, your device should be displayed if connected:
    We'll want to click on it, and choose the Music tab at the top. Let's make sure "Sync Music" is checked:
    Afterwards, you'll have the option to sync either the entire music library (for your first iPod), or "Selected playlists, artists, albums, and genres" (for the secondary device). Upon selecting this option, four larger option boxes will appear allowing you to pick and choose what content will be synced. For audiobooks, you may need to do the above in the "Books" section. For a visual instruction on how to do this, see the following:
    iTunes 10: Sync to your iPod
    http://support.apple.com/kb/VI72
    Thanks,
    Matt M.

  • Yosemite installed on iMac purchased with Mavericks now takes 2 minutes to boot and give the login screen.

    Downloaded and installed os x yosemite on iMac that was purchased originally with Mavericks. When power button is pressed I get start up audio tone and then the the black screen with the white apple symbol with the progression bar. The bar moves very slowly two about one third and then the mouse cursor appears and there it stalls for around two minutes. After the wait the login screen appears and it operates normally. This whole process before update would only take maybe 30 seconds. 
    If I try the web recovery process it will revert back to Mavericks any suggestions on what this might be. I do have an external Mac passport pro external drive that does have time machine enabled and has been there for months.
    Thanks

    After spending a number of hours with Apple Care personnel I was connected with a supervisor and finally got the iMac to boot up on every attempt and in a reasonable amount of time. Login screen now comes on in 30 to 40 seconds and computer is usable within a total time of 1 minute to 1minute 30 seconds.
    Here was the process. Tried to download whole operating system with reinstall from utilities menu at power on and at 7 hours progress bar stalled at one third the way. Reason, time machine external hard drive was still connected during process. Disconnected all external connections except power and tried download again. This time whole operating system downloaded in 15 to 20 minutes. Yosemite installed and rebooted automatically and booted to login screen, signed in then to desktop, but boot took around five minutes. Shutdown and connected all peripherals, i.e.. ext. HD, DVD, printers and tried to start. iMac stalled at 2 minutes into progression bar with white apple symbol before login screen. Removed peripherals and tried again and still stalled and would not boot.
    What was done to correct is as follows. Started iMac in Safe Mode, cleared all items in cache from Macintosh HD/Library folder and System /Library folder, system start up items, launch agents, and launch daemons contents cleared, removed printers in system preferences, ran disk utilities verify and repair of disk and disk permissions. Shutdown and removed power from iMac. With no peripherals system then booted normally. Reconnected peripherals while iMac was still on and added printers back to system preferences and all is well.
    So it seems only reasonable that the downloading problem was hindered by the time machine external hard drive, to which an Apple rep. agreed and the extremely slow boot up or stalled boot up was caused by items in the start up and launch folders. I will state here that I was using my ISP's anti virus software for the Mac which was in the launch folders and most likely was causing the boot up problems.

  • New IMac 27"with dual internal hard drives

    How do I manage Data on my new IMac 27"with dual internal hard drives?  I have just migrated my data to my new computer.  Since I've done it from a TM backup, it all went to the Analog HD. Ressearching online I've figured I could re-run Migrating assistant and replace different data between the SSD and the Analog.  My problem now is: I want to keep my Music Library (iTunes), my Aperture Library and my documents on the analog, and use the SSD for System, Users and Apps.  Aperture, is easy, because both Aperture and iPhoto can find their way, bt iTunes and My documents are a issue.  Can Anyone help me?

    Install OS X on the SSD:
    Install or Reinstall Lion/Mountain Lion from Scratch
    Be sure you backup your files to an external drive or second internal drive because the following procedure will remove everything from the hard drive.
    Boot to the Recovery HD:
    Restart the computer and after the chime press and hold down the COMMAND and R keys until the menu screen appears. Alternatively, restart the computer and after the chime press and hold down the OPTION key until the boot manager screen appears. Select the Recovery HD and click on the downward pointing arrow button.
    Erase the hard drive:
      1. Select Disk Utility from the main menu and click on the Continue button.
      2. After DU loads select your SSD volume (usually Macintosh HD) from the left side list. Click on
          the Erase tab in the DU main window.
      3. Set the format type to Mac OS Extended (Journaled.) Optionally, click on the Security button and set the Zero
            Data option to one-pass. Click on the Erase button and wait until the process has completed.
      4. Quit DU and return to the main menu.
    Reinstall Lion: Select Reinstall Lion/Mountain Lion and click on the Install button. Be sure to change the target disk to your SSD.
    Note: You will need an active Internet connection. I suggest using Ethernet if possible because it is three times faster than wireless.
    After you boot from the SSD open Users & Groups preferences. Click on the lock and authenticate. CTRL- or RIGHT-click on the user account and select Advanced Options. You will see a Home Dir: field with a Browse button on the right. Click on the button. Navigate to the HDD's Users folder. Select your account folder then click on the Open/Choose button. You must restart immediately.
    Upon the restart your SSD system will now be using your actual Home folder located on the HDD. You can then go about installing your applications or copying them from the HDD to the Applications folder on the SSD (and also from the Utilities folder on the HDD to the one on the SSD.) You will likely need to do some transfers of the Applications Support and Preferences folders found in the main Library folder.

  • I am using a Seagate backup plus portable drive on my iMac 7 with OSX 10.9.2.  At startup up I always get a popup window stating "The disk you inserted is not readable by this computer.  I click ignore and everything seems OK. Is it?

    I am using a Seagate backup plus portable drive as my time machine backup on my iMac 7 with OSX 10.9.2 Mavericks.  At startup I always get popup window stating "The disk you inserted is not readable by this computer..?   I click ignore and everything seems to be OK.   Time machine seems to be backuping up to the seagate.   I can open time machine and see the history of backups.    Why does this message come up at startup of computer????

    If you installed the Seagate software, remove it according to the manufacturer's instructions.

  • I have an IMAc 5 with OS 10.6.8.  I am having trouble doing a iDVD.  Can I remove photos from iphoto to an external device to free up space on my computer?  what do I need and how do I do it?

    I have an IMAc 5 with OS 10.6.8.  I am having trouble doing a iDVD.  Can I move photos in iphoto to an external device to free up space on the computer?  What do I need and how do I do it?

    Hey William Dofflemyer,
    Thanks for the question. I understand you would like to move some photos in your iPhoto library to free up space. The following article may help you with that:
    iPhoto '11: Move your iPhoto library to a new location
    http://support.apple.com/kb/PH2506
    Also, I understand you have some questions about iDVD. The following video may provide more information:
    Apple - Find Out How - Movies - iDVD ’08
    http://www.apple.com/findouthow/movies/idvd.html
    Thanks,
    Matt M.

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