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Powerbook G4 Ram Slot Not Working

What RAM chips do you have for this machine? 03/25/2011 by mayer I have to chips Hynix DDR 333 1G. evanthehunter 9,164 views 2:25 Trash-Picked Macintosh PowerBook G4!!! - Duration: 20:01. Feb 19, 2008 10:49 PM Helpful (0) Reply options Link to this post by jtonline, jtonline Feb 24, 2008 10:57 AM in response to Maria Casafrancisco Level 1 (0 points) Feb I have found a workaround for the problem, though not quite a full solution (as it won't survive a reboot). http://europrolink.com/powerbook-g4/powerbook-g4-memory-slot-not-working.php

If not, go to:http://docs.info.apple.com/article.html?artnum=303173I was searching the forums trying to solve a different problem the other day, and noticed people talking about the lower ram slot failing on Al powerbooks. It is up to nearly 2300 users that Apple is not going to help. I would though call AppleCare if you have the problem and the article I mentioned earlier in the thread does not apply to you. Again, closer inspection revealed some wear and tear that prevented the springing mechanism from springing back properly. https://www.cnet.com/news/powerbookibook-lower-ram-slot-failure-revisited/

Anyone refused coverage due to the time limit? I have built and re-built desktops and laptops from multiple companies including Dell and Apple. This battery is not the same as the one you normally remove and insert for powering the machine when there is no A/C power available, and usually is only accessible by faulty module)?

  • Sign In Register Categories Recent Discussions Activity Unanswered Categories 159 All Categories16 Business 62 General 1 Marketplace 14 PowerBook 3 iBook 17 MacBook 43 MacBook Pro 0 Feedback 1 iPhone 2
  • Here's what the repair looks like, from three different angles: Pretty nifty, if I may say so myself!
  • and so forth ...
  • I've been able to install 512 k chips in slots that no longer will take the 1 GB chips and its worked fine.
  • And there was nothing that I could do to repair that piece of plastic.
  • This machine has given us few problems over the years (apart from its abysmal AirPort range, which was a problem from the very beginning and is clearly a design flaw with
  • Make sure the RAM is correct for the machine -- a 1.5GHZ Aluminum PowerBook should take PC2700 333MHZ RAM, and although it may work with other RAM (PC2100, etc.) the machine
  • System performance may be degraded because the memory in only one slot is not recognized.

Please consider making a donation so I can make the site better! Some users whose machines are out of warranty are attempting a self-install of new logic boards. Please try again later. First of all, it is not persistent -- when you reboot your machine, these mappings will be lost and you will be back to square one.

To display the details about the current memory mappings, type .properties. Betalogue Notes from an unfinished world… Repairing the PowerBook's RAM slot with a toothpick Posted by Pierre Igot in: MacintoshJune 16th, 2006 • 5:20 pm If you've read this blog in After it boots, check System Profiler, and both DIMMs should be registering now. I had a client with two 500mhz TiBooks with the problem.

United States Copyright © Apple Inc. Working... the third line encodes the two lines above together on the stack. Reboot into Open Firmware.

Category How-to & Style Licence Standard YouTube Licence Show more Show less Loading... https://www.ifixit.com/Answers/View/48026/Lower+memory+slot+failure. Thanks! ~Chip Comment on this posting... I've heard around $350 flat rate to ensure everything is working, which includes replacement parts as needed. Obviously some % of "broken" PB will become even more "broken" after this fix.

i'm pretty sure i'm entering everything as written, but when it reboots, no lower slot again. useful reference It won't break any time soon, and there's nothing that will cause it to move. Get new computer. [ Reply to This | # ] A fix of sorts for PowerBooks with lower RAM slot issues Authored by: ngaubert on Mar 05, '08 10:10:24AM If you While not necessarily a solution for everyone with the problem, I hope this information helps someone out there.

My serial # is: W844107JQW3 Although now a relatively old machine, it has been cared for well, never been bashed about. Watch Queue Queue __count__/__total__ Quick FREE fix for PowerBook G4 RAM slot lonewaffle SubscribeSubscribedUnsubscribe55 Loading... When you push the RAM module down, it pushes these tabs, which are part of a flexible piece of plastic moulding, and once the edges of the RAM module are underneath http://europrolink.com/powerbook-g4/powerbook-g4-lower-memory-slot-not-working.php One morning, my wife called me to tell me that the keyboard had a weird bulge in the middle of it.

Just started recently... Sign in 2 Loading... however, doing the nvedit stuff isn't working.

Only continued feedback from those affected can increase the scope of the repair extension program. [ Reply to This | # ] it doesn't work Authored by: kanny on Mar 08,

If it is improperly seated and turned on, it may not turn on at all, or may issue some warning beeps and turn off, or flash the sleep light and turn That way, and only that way will Apple get an indication how widespread the problem is.Message was edited by: a brody Feb 26, 2008 1:54 PM Helpful (0) Reply options Link Some users are not aware of the issue until they check the "About This Mac" pane accessible via the Apple menu or experience significant slow-down in a particular application. A fix of sorts for PowerBooks with lower RAM slot issues Authored by: k0t1k968 on Mar 04, '08 08:38:58AM This hint worked for me.

The slot is part of the logic board, and replacing the logic board is the Apple solution, and you've been quoted $327 for that service. Language: English (UK) Content location: United Kingdom Restricted Mode: Off History Help Loading... PRIVACY: We don't collect personal information unless you explicitly provide it, and we don't share the information we have with others. get redirected here You can change this preference below.

this is an example of how i mapped my powerbooks memory modules to address space.0> 0 encode-int 10000000 encode-int encode+2> 10000000 encode-int 40000000 encode-int encode+4> encode+2> " reg" delete-property2> " reg" Sincerely, The Undersigned (2263 signatures as of January 2, 2007) You can find details about Apple's PowerBook G4 (15-inch 1.67/1.5 GHz) Memory Slot Repair Extension Program online. Phones Pick of the Week Press Rel Printers Reviews Scanners Site News Storage Devices System System 10.4 System 10.5 System 10.6 System 10.7 System 10.8 System 10.9 UNIX Web Browsers I went on to get a college degree in Computer Information Systems.

Home Follow @betalogue PagesSupport Betalogue About Betalogue Categories Arts (3) Blogging (78) Creation (51) Football (288) French Stuff (17) Language (15) Macintosh (2,098) Anti-Aliasing Hall of Shame (15) GarageBand (32) iPad open window, insert PB, release. As others have commented on this site, the defective memory modules must have been finding their way into production much earlier than Apple claim. The third line encodes the two lines above together on the stack.

This is usually done by pressing the Command-Option-P-R keys while you turn on your computer until the start sound chimes again. Loading... by Bridget Carey Close Drag CNET © CBS Interactive Inc.  /  All Rights Reserved. Powerbook G4 FW800 serial: V7339 Any idea how much it costs to have this repair done?

I found everything very helpful and informative! ThioJoe 14,757,445 views 9:25 Single Slot Neo Geo Board Repair, Work Ram Error! - Duration: 15:07. Loading... johnmonk66 20,276 views 9:03 Repair a PowerBook G4 that won't turn on - Duration: 1:40.

Please type your message and try again. Is there anyway I can update the OS to something more current given my old architecture! · Share on Facebook Share on Twitter John January 2013 Vote Up0Vote Down Hi! What's New:Hints1 new Hints in the last 24 hoursComments last 2 daysNo new comments Links last 2 weeksNo recent new links What's New in the Forums? Additional company and product names may be trademarks or registered trademarks and are hereby acknowledged.

First of all it is not persistant, when you reboot your machine these mappings will be lost and you will be back to square one. Does anybody know the cause of lower memory slot failure (PowerBook g4 A1095)? But it wouldn't stay in place.