Powerbook g4 ram slot fix

Many powerbook g4 users are experiencing failures of the lower memory slot. The powerbook series was aimed at the professional market and thus allows you to perform business and work functions on the go. I can repair pcs and i want to learn how to repair a mac. I know the ram works because ive tried in another powerbook and it works fine in there. Hey there im too poor to upgrade to the new macbook pro, so i want to upgrade the ram in my 15 powerbook g4. What you need to know about apple powerbook g4 laptops. Powerbook narcolepsy issue hack a few months ago, when doing some photo editing, i noticed that my 1yearold powerbook g4 1.

So i had a look at the available ram on the machine and sure enough the maximum ram reported was 512mb, rather than the 1gb that i. Betalogue repairing the powerbooks ram slot with a toothpick. My powerbook g4 has a bad lower ram slot, but the problem is intermittant. Powerbook g4 aluminum memory slot problem apple community.

Just purchased a used g4 powerbook and i need drivers based on a mac os. While powerbook g4 models vary dramatically in construction, all can be easily upgraded. I have found a workaround for the problem, though not quite a full solution as it wont survive a reboot. Can you give me some suggestions on how i can fix this issue. Apple previously had a repair extension program to fix the white spot issue on its 15 powerbook displays. On a faulty unit the ram stick installed in the lower slot is not seen by the computer. The only way to completely fix the issue is to carefully desolder the sensor from the ribbon cable.

Youre better off either buying a big 1gb stick of ram, and just using that in the working slot, or replacing the laptop. Before that, apple recalled about 128,000 rechargeable. Does anyone here has a solution how to fix that problem. I have found a workaround for the problem, though not quite a. Might have a better chance at getting a quick answer. How much ram of what type do these systems support.

I also not so long ago had the same problem with a powerbook g4 1. Ive had what i consider more than my fair share of apple problems over the last couple of years, including one of those discolored macbooks and a powerbook g4 with a dead ram slot and a screen hinge problem. I repaired a friends powerbook g4 by using a piece of folded paper to put downward pressure on the memory slots. Browse our ram category or check out our easy powerbook g4 titanium mercury ram installation instructions. Three of the screws you just removed hold the ram shield in place. Powerbook g4 gained speed, better graphics, faster wifi, and much more with the transition to aluminum. I used the answered by a verified mac support specialist. I had a client with two 500mhz tibooks with the problem. The pb alus were notorious for having problem with the lower ram slot. Its a harware issue and the only way to repair is a logic board replacement. Technicaly, it can be done, but the problem lies in the laptops southbridgesmc chip, and therefore replacing the slot wouldnt do anything to fix the problem.

Use your fingernails to separate the zif cable lock away from its socket. The zif cable is located underneath the bottom ram slot. I bought a powerbook g4 because its cheap and i want to try a mac. Powerbook g4 memory slot failure woes macnn lower ram slot repair. Powerbookibook lower ram slot failure revisited cnet. Specifics regarding the memory for each powerbook g4 model is provided on the specs page for every system, but general information regarding the type of sodimm modules, number of memory slots, and maximum supported ram also are provided below.

Apple recalled the powerbook g4 aluminum for the bottom ram slot. Powerbook g4 15 lowermemoryslot failure macrumors forums. Apple support communities the powerbook g4 is a series of notebook. When asking apple here in germany how long it would take to fix my 15 monthold powerbook g4 15 thanks god i. Just to verify this is the issue, i would try the memory that you have gotten working in the bad slot, in case the module you previously put in the slot was bad, or the wrong type. The powerbook g4 runs on the riscbased powerpc g4 processor, designed by. A fix kinda for the powerbook g4 lower memory ram slot not working. My powerbook g4 aluminum was one of those unlucky machines that was within the range of serial numbers and was repaired by apple under the memory slot repair extension program back in 2006. This leaves certain powerbook g4 owners with only a maximum of 1 gb of ram to use instead of a full 2 gb.

I wasnt tricked or duped, i bought the mac like this. The one on the left hand side is the shorter of the two screws. Powerbook g4 wont recognize ram in lower solutions. Are the slots bad its unlikely for 2 to fail at the same time as it was. Is it possible to repair a ram slot on your powerbook g4. When both sodimm memory slots are filled populated, only one slots memory is recognized. Apple sued over alleged defective powerbook g4 memory. I owned it while it was working for about 1 and a half years. Pb g4 memory slot failure if ram is only in the top good slot will the pb run ok. Oh, the memory slot problems have been with us a looong time. If your powerbook has both ram slots occupied, make sure to remove the ram chip. Next, remove the two t8 screws from the locations shown. In this video we show you a common issue on the a1278. Users who brought in the machine would receive a replacement logic board, although over time the issue would occur again.

An xlr8yourmac reader may have found a solution to some. A fix of sorts for powerbooks with lower ram slot issues. Im not sure that absence of rough usage can be counted on to prevent what is apparently a manufacturing defect. This powerbook doesnt turn on every now and then, regardless of how many times you press the power button. For maximum performance, you can use a 512 mb chip in each slot, giving your machine a total of 1 gb ram. With our broad selection and unbeatable prices, theres a mac here for every budget. The powerbook g4 is a line of notebook computers produced by apple between 2001 and 2006. If your mac doesnt support userupgradable memory the retina macbook pro, say, or the. The powerbook g4 that i bought wont recognize the ram in the lower slot. If not that, what the best wireless adaptor for a mac powerbook, g4. When it broke originally, i was restarting it after changing the boot logo in the system files and when it rebooted, it just stopped at the bright blue screen that im pretty sure comes right before the grey apple logo on a grey background. All of our replacement parts are tested to rigorous standards and.

The laptops are made with an industrial design and a powerpc g4. Apple had to replace the motherboard to fix the memory problem on my old g4 15. I loved those powerbook 12s but hey the new alu macbooks are a worthy replacement for them nownothing came close. Apple sued over alleged defective powerbook g4 memory slots. Move the two brown bits down 1mm the zif cable lock will move about a millimeter away from the socket before it stops see picture 2. Unfortunately the ram slot issue is a hardware problem which has to do with. A fix of sorts for powerbooks with lower ram slot issues mac os x. Hello, my name is eddie and i just got a powerbook g4 1. With the exception of the aluminum 12 with one slot, all powerbook g4 machines have two ram slots for an easy memory upgrade. The fix is to only use one ram chip as reflows will only work temporarily.

At that time, the symptoms displayed were a black display, three beeps at boot, and a flashing sleep indicator light. If i put both 512mb ram in and start up, sometimes i get the 3 beebs and sometimes it will boot and show a full 1gb ram but locks up moments later. In you case the two beeps means that you try to use edo. System performance may be degraded because the memory in only one slot is not recognized. So my wife had to go back to her trusty old powerbook g4. With those screws removed, simply lift the ram shield up, and then pull it out towards the latch. A fix of sorts for powerbooks with lower ram slot issues mar 04, 08 07. Replacement parts for your powerbook g4 aluminum model to fix your broken computer. This machine has given us few problems over the years apart from its abysmal airport. Im working on a 1ghz titanium powerbook g4 the final ti model, with 1gb ram and mac os 10. I have a netgear usb wireless adaptor, so want use it on my wireless network. Macbook pro in which the video gets distorted due to bad solder joints on the ram slot. My powerbook g4 is broken and has been for a couple of months now. How do you upgrade the ram in the powerbook g4 models.

Ddr or 533 mhz pc24200 ddr2 sodimm sdram two sodimm slots. The predicament with the repair program is that apple has only admitted to flaws in powerbook g4 15inch 1. The powerbook g4 is a series of notebook computers manufactured, marketed, and sold by apple computer, inc. Pb g4 memory slot failure if ram is only in the top.