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<title><![CDATA[iFixit - Answers With Device &quot;MacBook Unibody Model A1278&quot;]]></title>
<link>https://www.ifixit.com/Answers/Device/MacBook_Unibody_Model_A1278?rss=yes</link>
<description><![CDATA[Top Questions according to your query. Only showing &quot;MacBook Unibody Model A1278&quot; questions.]]></description>
<language>en-US</language>
<pubDate>Tue, 28 Apr 2026 07:48:37 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: Why does my wifi card show 'No Hardware Installed'?]]></title>
<description><![CDATA[<p>I was using my macbook as usual when suddenly it froze. after a force restart it turned back on however the wifi stopped working. when i click on it, it says no hardware found. tried doing a clean install of the os but still no luck, but got worse because there isnt the wifi signal on the status bar.</p>

<p>any help pls ?</p>

<p>⟐ Answered January 14, 2024 at 21:50 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/117190/Why+does+my+wifi+card+show+&#039;No+Hardware+Installed&#039;</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/117190</guid>
<pubDate>Sun, 14 Jan 2024 21:50:33 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: MacBook unibody keyboard ribbon cable won't go in]]></title>
<description><![CDATA[<p>It is only going in less than 1/16&quot; and won't lock down.  I have tried a bit of tape for leverage, I have a good angle on it, it just won't go in.  I have the midwall off, and I have plenty of room, it just refuses to go in and lock. what am I doing wrong?  Thanks.</p>

<p>⟐ Commented June 04, 2023 at 21:35 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/44010/MacBook+unibody+keyboard+ribbon+cable+won&#039;t+go+in</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/44010</guid>
<pubDate>Sun, 04 Jun 2023 21:35:20 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: Converting Internal MacBook Trackpad to External USB Trackpad]]></title>
<description><![CDATA[<p>Hi there,</p>

<p>I have a &quot;Apple MacBook Genuine A1278 MB466LL/A MB466 Silver Touchpad &amp; Cable 821-1254-A.&quot;</p>

<p>It's the internal trackpad from a modern MacBook Pro. It has some kind of 22-pin connector on the end of the cable. Does anyone know if it would be possible to convert this trackpad into a standalone USB mouse that could be used on another computer?</p>

<p>Here's a similar hack for older model Macbook Pros: <a href="https://www.youtube.com/watch?v=dVQKl-HVnoI" title="https://www.youtube.com/watch?v=dVQKl-HVnoI">https://www.youtube.com/watch?v=dVQKl-HV...</a></p>

<p>Thanks!</p>

<p>⟐ Commented August 15, 2025 at 21:37 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/226781/Converting+Internal+MacBook+Trackpad+to+External+USB+Trackpad</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/226781</guid>
<pubDate>Fri, 15 Aug 2025 21:37:46 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: Audio jack problem, no speaker sound, red light]]></title>
<description><![CDATA[<p>My MacBook has no sound except through headphones or external speakers. When I play a song, a red light appears inside my audio jack and there's no sound. The volume controller in the menu bar is grayed out. I tried poking into the audio input jack as mentioned in many forums, with no luck. Can I fix it by opening my MacBook? Is there any way to fix this other than poking something into the audio jack?</p>

<p>⟐ Commented June 06, 2021 at 19:00 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/8797/Audio+jack+problem,+no+speaker+sound,+red+light</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/8797</guid>
<pubDate>Sun, 06 Jun 2021 19:00:17 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: Keyboard keys have to be pressed hard to type]]></title>
<description><![CDATA[<p>The laptop had been working fine since I bought it, but just recently the keys have to be pressed very hard to have them respond in whatever application I am working in. Nothing was ever spilled.</p>

<p>Thank you for your help</p>

<p>⟐ Commented September 18, 2025 at 6:17 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/10692/Keyboard+keys+have+to+be+pressed+hard+to+type</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/10692</guid>
<pubDate>Thu, 18 Sep 2025 06:17:25 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: Is there no CMOS RAM battery on this model?]]></title>
<description><![CDATA[<p>Most computers have a small Lithium cell powering a CMOS RAM (also called NVRAM) which keeps certain basic information. Howerver, in the teardown and repair guides there doesn't seem to be such a battery. Does this model in fact use Flash or EEPROM technology for its NVRAM?</p>

<p>⟐ Answer edited January 10, 2021 at 7:23 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/60569/Is+there+no+CMOS+RAM+battery+on+this+model</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/60569</guid>
<pubDate>Sun, 10 Jan 2021 07:23:59 -0700</pubDate>
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<item>
<title><![CDATA[MacBook Unibody Model A1278: How much RAM can I install in my laptop?]]></title>
<description><![CDATA[<p>What is the maximum RAM you can install in a MacBook Unibody A1278?</p>

<p>⟐ Commented November 24, 2021 at 11:42 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/1699/How+much+RAM+can+I+install+in+my+laptop</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/1699</guid>
<pubDate>Wed, 24 Nov 2021 11:42:40 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: My screen is loose. Any easy fix?]]></title>
<description><![CDATA[<p>My screen is loose and has some wiggle room in it. I assume this is just a problem with tightening a couple of screws. Has anybody else had this problem or know of a way to fix it? I just want some advice before i open my laptop all willy nilly and put my screen on upside down or something lol</p>

<p>Thank you</p>

<p>⟐ Answer edited September 25, 2015 at 21:27 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/59678/My+screen+is+loose.+Any+easy+fix</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/59678</guid>
<pubDate>Fri, 25 Sep 2015 21:27:41 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: RAM upgrade from 1066 to 1333 MHz]]></title>
<description><![CDATA[<p>Hello there,</p>

<p>I own a MacBook Pro 13' 2011 and my wife has a MacBook 13' Unibody late 2008. I recently upgraded the RAM of my MBP from 4GB to 8GB, but my wife only has 2GB in her MB.</p>

<p>The RAM of the MacBook is : 204-pin PC3-8500 (1066 MHz) DDR3 SO-DIMM</p>

<p>The one of my MacBook Pro is : 204-pin PC-10600 (1333 MHz) DDR3 SO-DIMM</p>

<p>My question is, can I put my old 2x2GB 1333MHz in her 1066MHz RAM slots without any problem ? Will it work ?</p>

<p>Thank you</p>

<p>⟐ Commented January 29, 2020 at 17:40 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/70094/RAM+upgrade+from+1066+to+1333+MHz</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/70094</guid>
<pubDate>Wed, 29 Jan 2020 17:40:32 -0700</pubDate>
</item>
<item>
<title><![CDATA[MacBook Unibody Model A1278: Display is dim and will not brighten]]></title>
<description><![CDATA[<p>The image on the display of my MacBook Pro A1278 is very dim. I'm not sure but I don't think that it's the backlight since the image is visible enough that the laptop can still be used but the screen lighting is very dim. The brightness adjustment on the F1 and F2 keys do nothing when either one of them is held down. The brightness adjustment in the System Preferences doesn't do a thing to dim or brighten the screen image. Is this a common problem and is there a fix for this problem.</p>

<p>⟐ Answer edited November 23, 2021 at 18:04 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/119591/Display+is+dim+and+will+not+brighten</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/119591</guid>
<pubDate>Tue, 23 Nov 2021 18:04:19 -0700</pubDate>
</item>
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<title><![CDATA[MacBook Unibody Model A1278: Replacement Feet for the 13" MacBook Pro?]]></title>
<description><![CDATA[<p>My wife's 13&quot; Macbook Pro's Feet have basically disintegrated.  When I opened the case to put more ram in,  it was painfully obvious that it needed to be fixed since now there are holes through the case allowing dirt in.  For $149, I could get a new bottom case, but I don't really need that.  I just need the feet.  Is there a way to buy them? I don't see them on the site.</p>

<p>⟐ Answer deleted January 27, 2019 at 23:46 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/79298/Replacement+Feet+for+the+13%22+MacBook+Pro</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/79298</guid>
<pubDate>Sun, 27 Jan 2019 23:46:01 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: Can I repair my broken keyboard ribbon retaining flap?]]></title>
<description><![CDATA[<p>First off, I'm an idiot. I pulled up on the keyboard retaining flap, rather than just flipping it up, and it broke.  Now, my MacBook 2.4 unibody won't boot. I suspect, because the logic board isn't getting any input from the keyboard.  Is there a way to get a replacement retaining flap?  Does someone know a way to power on a MacBook from USB or something? Thanks in advance!</p>

<p>⟐ Commented September 05, 2021 at 9:23 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/51/Can+I+repair+my+broken+keyboard+ribbon+retaining+flap</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/51</guid>
<pubDate>Sun, 05 Sep 2021 09:23:23 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: Water over keyboard, some buttons don't work]]></title>
<description><![CDATA[<p>Yesterday I dropped a small bucket of water next to it was my MacBook, and a few small splashes hit the keyboard. Now the 5 and the &quot;t&quot; button don't work. Although sometimes they magically do and fall away again or when I press 5 a 1 appears instead. I pulled the buttons off and cleaned it a little bit to no effect. Any other suggestions? I'm very new with Mac equipment so forgive a newbie.</p>

<div class="clearer"></div><div class="headerContainer"><h3 id="Section_Update" class="header">Update</h3></div>

<p>Ok guys its been a while. The t-button went down for 2-3 weeks but 5 minutes ago it suddenly came alive, albeit not 100% operational it works! I never used the hairdryer thing because I taught it was too late, should I do it now?  I'm very afraid the t-button will die again. :(</p>

<div class="clearer"></div><div class="headerContainer"><h3 id="Section_Update_1" class="header">Update</h3></div>

<p>I'm going to a Mac store tomorrow. Since the keyboard sometimes magically works and sometimes some of the buttons drop dead I think the problem lies somewhere else.</p>

<p>I noticed the battery is dysfunctional as well. When I'm working on battery power my laptop gets extremely hot and also doesn't come back from standby. A fully charged battery gets empty in a very short period of time.</p>

<p>I will keep you informed.</p>

<div class="clearer"></div><div class="headerContainer"><h3 id="Section_Update_2" class="header">Update</h3></div>

<p>I brought my Macbook to an local apple store/reseller and they confirmed that there was indeed water damage and the keyboard had to be replaced. This cost me 248 euro's. Very pricy considering just a very small amount of water fell on the keyboard.</p>

<p>I'm not an expert with laptops and this was my first Macbook(2009 version) so I decided to let them replace the keyboard. But I can imagine the replacement could be done by myself at a much cheaper price. But hey, c'est la vie.</p>

<p>I wish everybody success with this very annoying problem.</p>

<p>⟐ Commented September 29, 2019 at 15:27 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/15571/Water+over+keyboard,+some+buttons+don&#039;t+work</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/15571</guid>
<pubDate>Sun, 29 Sep 2019 15:27:45 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: How to put keys back on keyboard. they fell off.]]></title>
<description><![CDATA[<p>The right command key and the up arrow key have fallen off. I think it happened when my macbook fell on the floor when shut. Can anyone tell me how to re-attach the keys. I tried, but it doesn't stay on. The rubber under the keys is still there and the little white mechanism on the key seems to be intact. Thanks for your help.</p>

<p>⟐ Commented April 10, 2021 at 14:20 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/116351/How+to+put+keys+back+on+keyboard.+they+fell+off.</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/116351</guid>
<pubDate>Sat, 10 Apr 2021 14:20:32 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: How to connect power button directly to logic board?]]></title>
<description><![CDATA[<p>Hi everyone!</p>

<p>First of all i'd like to apologize for my bad english. It's not my native language.</p>

<p>So here's the problem:</p>

<p>I have an A1278 unibody macbook with cracked display glass and keyboard, spilled with coffe. Since i got it almost for free (4 beers), i've teared it down and threw it to the far shelf till better times.</p>

<p>Since &quot;better times&quot; came&quot; i decided to make an imac-like desktop machine out of these parts.</p>

<p>And the only problem i faced so far, is that the power button is connected to keyboard. But i need it to be connected directly to logic board.</p>

<p>So i would be gratefull for the keyboard ribbon cable pinout or any suggestions!</p>

<p>Thanks!</p>

<p>⟐ Answer deleted September 30, 2012 at 3:04 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/48232/How+to+connect+power+button+directly+to+logic+board</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/48232</guid>
<pubDate>Sun, 30 Sep 2012 03:04:50 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: Screen suddenly freezes then fades to grey then eventually black]]></title>
<description><![CDATA[<p>Hello,</p>

<p>I have a MacBook (13-inch, aluminum, late 2008).</p>

<p>A few months ago I started having an issue with the display.</p>

<p>All of sudden, the display freezes and then fades to greyish/bluish then eventually black. During that I can see some sort of scan lines as well. When it's black I still can change brightness of the display by F1/F2. So it's not completely turned off.</p>

<p>It goes back to normal if I play with tilting the display.</p>

<p>Just for a note. A couple of years ago my Macbook was accidentally sunk in water. But when I tore it down and dried everything it worked fine since then (except the battery which I had to replace).</p>

<p>By googling reading some posts here I found out that it might be either inverter board or LVDS/video cable.</p>

<p>I've checked the LVDS/video cable connector to the logic board and it seems fine.</p>

<p>I haven't gone further as I'm not sure what exactly causes the display issue.</p>

<p>Also I'm not sure if I should replace the cable.</p>

<p>Any ideas?</p>

<p>Thank you in advance.</p>

<p>⟐ Commented April 06, 2018 at 7:55 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/115268/Screen+suddenly+freezes+then+fades+to+grey+then+eventually+black</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/115268</guid>
<pubDate>Fri, 06 Apr 2018 07:55:44 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: Colorful stripes on screen - display replacement or?]]></title>
<description><![CDATA[<p>Here's what I'm seeing on my MacBook screen: <a href="http://dl.dropbox.com/u/1478968/Mobile%20Photo%2023.05.2010%2022%2013%2016.jpg" rel="nofollow noopener noreferrer" title="http://dl.dropbox.com/u/1478968/Mobile%20Photo%2023.05.2010%2022%2013%2016.jpg">http://dl.dropbox.com/u/1478968/Mobile%2...</a></p>

<p>The colors flash a bit or if they're steady then changing the angle of the screen can affect them. Playing with the angle of the screen or tapping the screen gently can also sometimes make it go away.</p>

<p>Apple said they wouldn't cover it for me (EU laws require a 2 year warranty basically), because of this bent corner on the lid: <a href="http://dl.dropbox.com/u/1478968/Mobile%20Photo%2023.05.2010%2022%2014%2040.jpg" rel="nofollow noopener noreferrer" title="http://dl.dropbox.com/u/1478968/Mobile%20Photo%2023.05.2010%2022%2014%2040.jpg">http://dl.dropbox.com/u/1478968/Mobile%2...</a></p>

<p>A comparison: <a href="http://dl.dropbox.com/u/1478968/Mobile%20Photo%2023.05.2010%2022%2015%2019.jpg" rel="nofollow noopener noreferrer" title="http://dl.dropbox.com/u/1478968/Mobile%20Photo%2023.05.2010%2022%2015%2019.jpg">http://dl.dropbox.com/u/1478968/Mobile%2...</a></p>

<p>This pushes the screen away from the body while the lid is closed. So my question is weather this is an issue with the actual display or more likely with the display cable? I know ifixit doesn't sell the cables separately, but I'm sure I could obtain one for much less then the whole display assembly goes for.</p>

<p>⟐ Commented September 18, 2014 at 20:27 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/17304/Colorful+stripes+on+screen+-+display+replacement+or</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/17304</guid>
<pubDate>Thu, 18 Sep 2014 20:27:45 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: Reconnecting the keyboard ribbon]]></title>
<description><![CDATA[<p>I know someone asked this question but the answer really wasn't a huge help. Wont power on and I know its because of this. How the heck do you get the ribbon all the way in?!</p>

<p>⟐ Commented August 19, 2012 at 19:47 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/33913/Reconnecting+the+keyboard+ribbon</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/33913</guid>
<pubDate>Sun, 19 Aug 2012 19:47:51 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: How To Replace Glass Trackpad]]></title>
<description><![CDATA[<p>I've got a 13&quot; MBP with a badly cracked trackpad. I've purchased another trackpad (part #922-9014), but cannot find a tutorial or instructions on how to replace it. Any help/links are greatly appreciated as I need to repair it ASAP.</p>

<p>⟐ Commented June 02, 2016 at 7:54 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/7837/How+To+Replace+Glass+Trackpad</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/7837</guid>
<pubDate>Thu, 02 Jun 2016 07:54:56 -0700</pubDate>
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<title><![CDATA[MacBook Unibody Model A1278: Why Airport still has no functionality?]]></title>
<description><![CDATA[<p>Hello guys :)</p>

<p>At first: sorry for my bad english...i'm german.</p>

<p>I have a big issue with my MacBook 13&quot; Unibody 2,0 Ghz. A few weeks ago i damaged the connector from the iSight, Bluetooth &amp; Airport Cable that goes to the Mainboard. So i bought a new one and everything works exept the Airport. I thought i have damaged my old Airport card through my repair-session so i bought a new airport card from ebay. The seller from the card meant that the card isn't new but has 100% functionality. But after i replaced the new airpord card with the new one i still have no connectivity. OS X said, that &quot;no airport-card is installed&quot;. Resetting PRAM and the other solutions doesn't work. Windows 7 via BootCamp still doesn't find a wifi-card too in the device manager.</p>

<p>So what can be the issue? Maybe the new card is damaged too? Or the connector that connects the airport card with the cable that i written? And when the airport card is the issue....can it be only the card or maybe the card + the antennas there next to the card?</p>

<p>One other small question? the cable that i plugged in the card has at one side a small white dot on it...in which direction the dot should looked to? to the user (away from the lcd) or to the lcd panel?</p>

<p>I hope anyone understand what i want to ask ;)</p>

<p>Greetings</p>

<p>⟐ Commented November 24, 2016 at 11:34 MST</p>]]></description>
<link>https://www.ifixit.com/Answers/View/47564/Why+Airport+still+has+no+functionality</link>
<guid isPermaLink="false" >https://www.ifixit.com/Answers/View/47564</guid>
<pubDate>Thu, 24 Nov 2016 11:34:15 -0700</pubDate>
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