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I read the review by xbitlabs.com about Garbage Collection. http://www.xbitlabs.com/articles/storage/display/samsung-840-pro_6.html#sect0

It states: "garbage collection doesn’t work on the new Samsung drives without TRIM, which should be taken into account by users of non-TRIM environments. Samsung’s Magician utility can be used to send the TRIM command to the drive manually, but it only exists in Windows-compatible versions. So if you have some problems with TRIM support, you may want to choose other products such as the Plextor or Corsair drives with LAMD controllers."

Since restoring Trim requires special software and is Trim is removed when you update the operating system, this method is not suitable to computers I give to my staff. They are computer illiterate.

So what do you do?
 
  • Then you must use the built in Superdrive to boot from. External drives not on the main SATA bus will not let this work.

You've stated this several times. It is incorrect. The firmware update works perfectly fine using the Apple USB Superdrive with computers that support its use.

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When I make the disk (by dragging the iso from the download tab in Safari to the left column on Disk Utility, I burn the disk then it returns "No bootable device ― insert boot disk and press any key" when I boot.

If you double click on the CD/DVD on your desktop, exactly what files do you see in it?
 
Hey guys,

First let me list my MB Pro specs:

Early 2011 Macbook Pro 13" 2.3 GHz intel core i5. Everything is stock besides the ram which i have upgraded to 16 gb's.

I bought the samsung 840 pro SSD 500 gb on amazon recently because i heard this was the best SSD in terms of reliability and performance. I read that there is an issue with the 2011 MBP as it only supports 3 gb/s in the optical drive and 6gb/s in the main bay. I want to switch my main HDD with the new samsung SSD and set my HDD where my optical drive is. Are there any issues that i should be aware of about this procedure? Also, if someone can point me to a step-by-step guide on how to back everything up, clone hdd to ssd etc that would be great. Thanks!

Excuse me for asking in this thread, but I couldn't resist. Doesn't the early 2011 MacBook Pro 13" with 2.3 GHz core i5 only support up to 8 GB of RAM? (Specs: http://support.apple.com/kb/sp619) How did you manage to upgrade it to 16 GB?
 
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Execute me for asking in this thread, but I couldn't resist. Doesn't the early 2011 MacBook Pro 13" with 2.3 GHz core i5 only support up to 8 GB of RAM? (Specs: http://support.apple.com/kb/sp619) How did you manage to upgrade it to 16 GB?

Apple often under lists their computer's capability. It is in fact capable of 16GB. The app MacTracker shows what Apple says and what they truly can handle.
 

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Is it normal that POR (power) recovery count goes up by one every time I put my mac to sleep? If I do shut down or restart then the value doesn't increase. It increases only when I put my mac to sleep.
 
Created a cd and DVD with .iso file to update the firmware and it wouldn't boot. Anyone know what I should do??
Thanks
 
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You've stated this several times. It is incorrect. The firmware update works perfectly fine using the Apple USB Superdrive with computers that support its use.

----------



If you double click on the CD/DVD on your desktop, exactly what files do you see in it?

How you do it ? My cd is bootable but the samsung software doesn't start ?
 
Kif, I've installed a 840 EVO. Inform the men!

Hi,

Just installed a 500GB 840 EVO in my mid-2010 15" i7.

I basically got a new Mac for less than 400$! I know it's not 6GB SATA 3, but should tidy me for another two years!

Also, did a clean install and important important files and saved about 50GB from my previous 500GB HDD.

No screenshots, but:
Before: ~50 MB/S
After: ~250 MB/s
 
Well, I just bought a Samsung 840 EVO 500G to put in my late 2011 mbp 15" - seemed like a slam dunk.
I had originally ordered a regular 840 in late August & my son also ordered one for his 2010 mbp (SATA II), both on Amazon but from different sellers (each listed only 1 in stock), well his came & I got an email that my order had been cancelled -out of stock!
Turned out all good as the EVO came out & I got the drive with turbo write, which would've been a waste with his SATA II, plus he needed his installed before school started. We installed his and created a DIY fusion drive, then reformatted to separate drives b/c he needed (wanted) Windows on the SSD to run CADD programs (Rhino, AutoCADD, etc.)

I now have a boatload of questions to ask to get mine working. Most of them to do with bootable disks, FW updating & iso files.

Sounds like an important update (?), thought I could do it with the SSD plugged into my USB port & while my Superdrive is still in place, but have had no luck making a bootable CD, is there a "step by step guide for idiots" somewhere, as I have tried & now have 3 cd's with "EXT0BB0Q_Mac.iso" on them that ARE NOT seen as bootable by my system running 10.9?
Was thinking of doing a Bootcamp install of Windows 7 that I have onto my original HDD(planned on putting it on system after I installed SSD). Then try to update firmware while running Windows. Could this work & would I use the Windows version iso? I'm thinking it is the same fw update, it's the same as above w/o the "_Mac in the filename & lists 2 other updates in the description that I think may be Windows specific.
If I can get the updater to boot up will it "see" the EVO if it is plugged into the usb port with the adaptor cable or does it need to plug into a proper SATA interface???
 
Sounds like an important update (?), thought I could do it with the SSD plugged into my USB port & while my Superdrive is still in place, but have had no luck making a bootable CD, is there a "step by step guide for idiots" somewhere, as I have tried & now have 3 cd's with "EXT0BB0Q_Mac.iso" on them that ARE NOT seen as bootable by my system running 10.9?
I've only been following this thread loosely in recent months. I was under the impression that the firmware update won't work through USB, and that the drive would need to be connected directly to the motherboard in order to work. If that information is incorrect then please ignore this comment.

Burning should be relatively simple. Open Disk Utility, click "Burn," choose the firmware ISO, and then burn it.

When rebooting, hold down the "C" key on your keyboard to force booting from the CD drive. Alternately, you can hold the "option" key (titled "alt" on some keyboards) to have the system display all bootable devices, and then select the CD.

Some people reported having issues booting from certain CDs, and then got it working when they used a different brand. It sounds weird and I wouldn't recommend running out to buy a different brand as your first attempt at a solution, but it's true that not all CDs are created equal...

In your particular case I wonder if the issue isn't with the CDs, but with the fact that you're trying to do the update over USB. What happens when you attempt to boot from the disk?

Could this work & would I use the Windows version iso? I'm thinking it is the same fw update, it's the same as above w/o the "_Mac in the filename & lists 2 other updates in the description that I think may be Windows specific.
If I remember correctly, the Windows firmware update could be applied without rebooting, using Samsung's "Magician" software. That was for the 840 and I believe the 840 Pro line; I don't know if it's any different for the EVO line. My guess is that the Windows vs. Mac firmware updates don't modify the drive differently, but are only different in how they load to apply the changes.

I don't know if the Samsung Magician software was able to apply firmware updates to drives connect via USB.
 
....
We installed his and created a DIY fusion drive, then reformatted to separate drives b/c he needed (wanted) Windows on the SSD to run CADD programs (Rhino, AutoCADD, etc.)

Just a FYI on this: Since you seem proficient at creating a DIY Fusion drive, if you want Windows boot on the SSD and you still desire a Fusion drive, you can easily do that. Simply partition the SSD for whatever size you want for Windows and OS X, then when you create the Fusion drive, use the SSD Drive/Partition ID rather than just the Drive ID along with the hard disk ID.. Then install Windows normally to the Windows SSD partition. It works great, and if desired, you can even put a recovery partition on the SSD while you are at it.

The Fusion drive will allow a single additional partition to be created which will be resident on the hard disk not under Fusion management. Normally that would be for BootCamp Windows, but you can make this additional data storage for your SSD based windows so as not to take up so much valuable SSD space.


-howard
 
I've only been following this thread loosely in recent months. I was under the impression that the firmware update won't work through USB, and that the drive would need to be connected directly to the motherboard in order to work. If that information is incorrect then please ignore this comment.

Burning should be relatively simple. Open Disk Utility, click "Burn," choose the firmware ISO, and then burn it.

When rebooting, hold down the "C" key on your keyboard to force booting from the CD drive. Alternately, you can hold the "option" key (titled "alt" on some keyboards) to have the system display all bootable devices, and then select the CD.

Some people reported having issues booting from certain CDs, and then got it working when they used a different brand. It sounds weird and I wouldn't recommend running out to buy a different brand as your first attempt at a solution, but it's true that not all CDs are created equal...

In your particular case I wonder if the issue isn't with the CDs, but with the fact that you're trying to do the update over USB. What happens when you attempt to boot from the disk?


If I remember correctly, the Windows firmware update could be applied without rebooting, using Samsung's "Magician" software. That was for the 840 and I believe the 840 Pro line; I don't know if it's any different for the EVO line. My guess is that the Windows vs. Mac firmware updates don't modify the drive differently, but are only different in how they load to apply the changes.

I don't know if the Samsung Magician software was able to apply firmware updates to drives connect via USB.

Well, one of the cd's was the last of a no-name disk that I had a whole "spool" of, they worked quite well, but most of that was way back when on my G5 PPC, ha, the next 2 tries were with Memorex brand cd's, all seemed to go well as the .iso file is there on all three. When I reboot holding the OPTION key or the C key all that ever shows up is my single HDD & the recovery partition.
I've tried w/o the new hard drive being plugged in as well, it seems a bootable disk should be "seen" by the computer, irregardless, when booting up w/those key presses!
Right now my EVO is showing the same firmware version as my son's "plain" 840 when I plugged it into his computer & got it's properties while booted into his Windows installation. This update is only for the EVO though.
I think I'm going to try making a bootable usb with the updater iso & if that fails, I'll install Windows on my existing setup (original HDD), see if the iso works when I'm booted into Windows. If that doesn't work I'll install the magician program & try it with the zip file Samsung has for that method, see if that works with the EVO connected thru usb. If those attempts don't work out, I'll just install the EVO & go after it that way!

Ugh, sounds like a lot of work to flash a firmware update



Just a FYI on this: Since you seem proficient at creating a DIY Fusion drive, if you want Windows boot on the SSD and you still desire a Fusion drive, you can easily do that. Simply partition the SSD for whatever size you want for Windows and OS X, then when you create the Fusion drive, use the SSD Drive/Partition ID rather than just the Drive ID along with the hard disk ID.. Then install Windows normally to the Windows SSD partition. It works great, and if desired, you can even put a recovery partition on the SSD while you are at it.

The Fusion drive will allow a single additional partition to be created which will be resident on the hard disk not under Fusion management. Normally that would be for BootCamp Windows, but you can make this additional data storage for your SSD based windows so as not to take up so much valuable SSD space.


-howard

Don't confuse reckless abandon with proficiency, hahaha.

Found a step by step on about.com by a "Mac Guide" - Tom Nelson, seemed pretty thorough. We searched around a little more, found some talk about what you're saying about putting Windows on the SSD somehow, but didn't have time to play around as he's in an architecture program & once the semester started my son needed a functional computer right then. He probably won't want to mess with it until next summer seeing that the demands they put on those students is pretty insane!
So you are saying Bootcamp will see that Windows partition on the SSD & allow me to install Windows there instead of forcing to the HDD? It seems like that's what we did, created a Windows partition on SSD & Bootcamp still wouldn't let us install it there, so with no time left, we just "broke fusion" & reinstalled everything that way.
I may give it a go on my mbp at some point, but the fusion seems to be more suited to a small SSD coupled with a large HDD & sounds like it does a lot of moving of data back & forth between the two drives once you start approaching the storage cap. of the SSD. That seems unneeded with a 500G SSD & I don't mind doing some housekeeping chores myself if/when I start getting it near the limits.


**Just an thought afterthought, my son bought a Windows 7 license online & it had an iso file to do the install online as well. We could NOT get that to work on his 2010 (IIRC) 15" mbp. So far I'm 0 for 2 on that file type, we put his failure down to the Superdrive being mounted externally thru usb, not so sure about that now!?

Hope this all makes sense & if anyone has more ideas, shout 'em out. Nothing seems too far fetched at this point.
 
Don't confuse reckless abandon with proficiency, hahaha.

Found a step by step on about.com by a "Mac Guide" - Tom Nelson, seemed pretty thorough. We searched around a little more, found some talk about what you're saying about putting Windows on the SSD somehow, but didn't have time to play around as he's in an architecture program & once the semester started my son needed a functional computer right then. He probably won't want to mess with it until next summer seeing that the demands they put on those students is pretty insane!
So you are saying Bootcamp will see that Windows partition on the SSD & allow me to install Windows there instead of forcing to the HDD? It seems like that's what we did, created a Windows partition on SSD & Bootcamp still wouldn't let us install it there, so with no time left, we just "broke fusion" & reinstalled everything that way.
I may give it a go on my mbp at some point, but the fusion seems to be more suited to a small SSD coupled with a large HDD & sounds like it does a lot of moving of data back & forth between the two drives once you start approaching the storage cap. of the SSD. That seems unneeded with a 500G SSD & I don't mind doing some housekeeping chores myself if/when I start getting it near the limits.


**Just an thought afterthought, my son bought a Windows 7 license online & it had an iso file to do the install online as well. We could NOT get that to work on his 2010 (IIRC) 15" mbp. So far I'm 0 for 2 on that file type, we put his failure down to the Superdrive being mounted externally thru usb, not so sure about that now!?

Hope this all makes sense & if anyone has more ideas, shout 'em out. Nothing seems too far fetched at this point.


The BootCamp Assistant is simply a automated "partition and start the install" script and is not needed to actually do the Windows installation if you have already done the groundwork (partition) yourself. I believe Apple did write the script to avoid non-standard installs with Fusion drives. So ... Simply start the Windows installer yourself and direct it to your SSD Windows partition. (I have even used SSD RAID-0 arrays as part of the Fusion drive :) ).

I think Fusion works much better with a larger SSD than Apple uses (they probably do it to control costs). I have some DIY Fusion drives with 500GB SSD and 3GB Hard Disk which really work nice and stay fast for my file workflow. You need to keep your total common file environment on the SSD to always experience the SSD speed advantage. Of course, manual management of separate drives becomes pretty easy at that point as well, and allows your hard disk to power down almost all of the time.

You are correct about the Windows instal disk not working from an external USB Superdrive. I had to reinstall the optical drive in the MBPro optical bay, perform the Windows install to the SSD in the drive bay, then remove the optical drive again and reinstall the hard disk as I desired. What a pain. I have seen many posts here going through the same thing and I don't think I have seen anyone reporting success without performing that same song-and-dance.

-howard
 
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Confirm 840 EVO working w/ MBP 5,5?

Dear all,

Can someone confirm to have the Samsung 840 EVO (250 GB) working
connected to the SATA port of a mid-2009 MBP (5,5)?

Firmware seems up to date on both, the MBP (Boot ROM Version MBP55.00AC.B03; SMC 147f2) and the SSD (Revision EXTOBBoQ).

I have tried to install OSX 10.9 to the disk when connected
to the SATA cable (instead of the original HDD), but failed since the disk could not
be partitioned/formatted ("Could not write to last block"). Afterwards I connected
the SSD via a external-USB drive and succeeded to install 10.9. I can boot
from external-USB. Mounting back the SSD to the SATA port the MBP does not
boot (gray screen, spinning wheel forever). Booting in verbose mode I see error messages like

"sandbox authd(XX) ... deny file-write-create .. /private/..."


So, this might also point in the direction, that it is not possible to write to the SSD
when connected to the internal SATA port. Is it a incompatibility problem of that MBP and the SSD? So if someone could confirm to have this particular disk working in the same environment as me, this could help to search for the error
somewhere else. I really would appreciate any ideas what I can do.

For all your replies many thanks in advance.
 
Dear all,

Can someone confirm to have the Samsung 840 EVO (250 GB) working
connected to the SATA port of a mid-2009 MBP (5,5)?

Firmware seems up to date on both, the MBP (Boot ROM Version MBP55.00AC.B03; SMC 147f2) and the SSD (Revision EXTOBBoQ).

I have tried to install OSX 10.9 to the disk when connected
to the SATA cable (instead of the original HDD), but failed since the disk could not
be partitioned/formatted ("Could not write to last block"). Afterwards I connected
the SSD via a external-USB drive and succeeded to install 10.9. I can boot
from external-USB. Mounting back the SSD to the SATA port the MBP does not
boot (gray screen, spinning wheel forever). Booting in verbose mode I see error messages like

"sandbox authd(XX) ... deny file-write-create .. /private/..."


So, this might also point in the direction, that it is not possible to write to the SSD
when connected to the internal SATA port. Is it a incompatibility problem of that MBP and the SSD? So if someone could confirm to have this particular disk working in the same environment as me, this could help to search for the error
somewhere else. I really would appreciate any ideas what I can do.

For all your replies many thanks in advance.

Hey there I bought the Samsung 840 Evo 250gb and installed it into my mid-2009 macbook pro with no issues. I used a bootable version of OSX Mavericks to install the OS onto the SSD after formatting it to OSX Journaled. One thing I would check is to see if the sata cable is properly attached to the SSD.
 
I just recently purchased 500 GB 840 EVO only to stumble upon the firmware update issue some folks had been having after I ordered. I wanted to try and sort this out before opening up my new toy, since I did not want to deal with the hassle of not being able to update the firmware from my MacBook Pro (15 inch 2013).

I found that I was having the same issue getting the CD created from the "Mac ISO" to boot on my MBP. I tried both a CD and DVD but neither worked for me. As a troubleshooting step I tried booting a Windows VM from the CD and ISO file. This resulted in the VM locking up.

I then decided to download the ISO file from the Windows User section of the Samsung web page. This worked on the VM so I figured what the heck, lets see if I can get the MBP to boot from a CD created from this ISO.

The first time I booted from the CD, it launched a bootable Linux environment and then loaded the Samsung software. Then it locked up on me at the "press any key to continue..." prompt. I powered off the laptop, unplugged my peripherals, and tried it again. This time I was able to step through the firmware update process without issue!

Since I have not installed the SSD yet, I cannot confirm whether this will work but it certainly seems like it will since I was able to go through the launching the update tool and scanning for the SSD. I specifically registered on MacRumors to share this information. As soon as I get some time, I will install the new drive and attempt to update the firmware (if the new drive even needs it).

If someone else wants to try this method please post back and let us know how it goes.
 
Can anyone comment on the "power cycling" part?

Are you supposed to unplug the ssd from the MacBook when it asks you too after you already hooked it up to the MacBook?

Seems kind of dumb that every time you want to update the firmware, you'd have to take apart the MacBook!

This is my visualized steps ( for clean mavericks install):
-make USB mavericks boot
- create cd boot disk with updated ssd firmware ISO
-replace old hd with ssd
-boot with firmware cd
- go through upgrade prompts
-when it asks you to "power cycle" ssd, unplug it while the laptop is on
-plug back in ssd
-finish firmware upgrade
-restart laptop and boot USB mavericks and go through os install
-disco?
 
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