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uncming

macrumors member
Original poster
Sep 23, 2014
97
44
My daughters 2017 MBP 13 (no touchbar) won’t fully initialize. I can see that the screen isn’t completely dark but it doesn’t go any where.

I’ve tried NVRAM, SMC resets it helps for a few times then it goes back to blank screen behavior. Should we just give up at this point? She’s going off to college in the fall and school will give her a laptop, but need to get her through June some how

Any other suggestions?
 

bag99001

macrumors 6502
Jun 11, 2015
283
298
My daughters 2017 MBP 13 (no touchbar) won’t fully initialize. I can see that the screen isn’t completely dark but it doesn’t go any where.

I’ve tried NVRAM, SMC resets it helps for a few times then it goes back to blank screen behavior. Should we just give up at this point? She’s going off to college in the fall and school will give her a laptop, but need to get her through June some how

Any other suggestions?
It always sucks to say, and I don't know what else you might try software wise, but you got 5 years out of the thing....you can feel good about the current Macbook Airs. They fly and will definitely last her 5 years!
 

You’re not me

macrumors regular
Sep 23, 2021
154
189
What do you mean by "I’ve tried NVRAM, SMC resets it helps for a few times then it goes back to blank screen behavior." ?
 

NoBoMac

Moderator
Staff member
Jul 1, 2014
6,295
5,006
Can you boot it into Recovery? That will give a good hint if HW or maybe SW/corruption.
 

uncming

macrumors member
Original poster
Sep 23, 2014
97
44
What do you mean by "I’ve tried NVRAM, SMC resets it helps for a few times then it goes back to blank screen behavior." ?
About a month ago I can use reset NVRAM and SMC (Command-Control-P-R) to bring it back to life but then a week later after doing that it’ll just go back to not starting. Today, spent all day toying with it and its not coming up at all
 

RobbieTT

macrumors 6502a
Apr 3, 2010
576
830
United Kingdom
About a month ago I can use reset NVRAM and SMC (Command-Control-P-R) to bring it back to life but then a week later after doing that it’ll just go back to not starting. Today, spent all day toying with it and its not coming up at all
It is unlikely to be the original root-cause but this latest issue is a textbook example of the 'CMOS' battery needing to be replaced.
 

uncming

macrumors member
Original poster
Sep 23, 2014
97
44
Is the CMOS battery on a 2017 replaceable? Was researching but didn’t find that its replacable
 

MBAir2010

macrumors 604
May 30, 2018
6,975
6,354
there
In a few cases, the 2017 retina are know to have a faulty display connection port to the logic board
were the metallic prongs fade or just disappear.
all that need is a touch of a solder on the "plug" fixed the dark screen.
to see if this is the problem, hold the screen unto a light
if you can see something that looks like 99% darkness, that is the problem
also, try an external monitor to see if this is the problem.
if there is no screen or a dark one, could be the graphic card.
 
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uncming

macrumors member
Original poster
Sep 23, 2014
97
44
In a few cases, the 2017 retina are know to have a faulty display connection port to the logic board
were the metallic prongs fade or just disappear.
all that need is a touch of a solder on the "plug" fixed the dark screen.
to see if this is the problem, hold the screen unto a light
if you can see something that looks like 99% darkness, that is the problem
also, try an external monitor to see if this is the problem.
if there is no screen or a dark one, could be the graphic card.
I’ve tried plugging it into the monitor and it doesn’t look like that its getting a signal
 

MBAir2010

macrumors 604
May 30, 2018
6,975
6,354
there
I’ve tried plugging it into the monitor and it doesn’t look like that its getting a signal
ahhh,
something else then, perhaps take the back cover off and see if anything is disconnected.

the PRAM zapping helps, maybe just rezap the pram, save everything file wise within the small window time
then restore to High Sierra (or sierra) to see if that works.
also perform that disk utility First Aid procedure as well.
 

RobbieTT

macrumors 6502a
Apr 3, 2010
576
830
United Kingdom
Mac laptops don't have those.
True enough as no actual CMOS on any Mac (as only clock support is provided and the rest is flash; but I guessed many still use the more familiar CMOS term) and a real battery is only used on desktop Macs. But the power source (be it battery or capacitor) can fail and with it you lose the ability to reset the PRAM/NVRAM and this also messes the SMC addressed functions.

I'll brush-up on my language skills from the naughty step.
 

uncming

macrumors member
Original poster
Sep 23, 2014
97
44
True enough as no actual CMOS on any Mac (as only clock support is provided and the rest is flash; but I guessed many still use the more familiar CMOS term) and a real battery is only used on desktop Macs. But the power source (be it battery or capacitor) can fail and with it you lose the ability to reset the PRAM/NVRAM and this also messes the SMC addressed functions.

I'll brush-up on my language skills from the naughty step.
Might be on to something. I let the laptop stay on until it was out of juice. Then this morning when I plugged it immediately powered on into Internet Recovery Mode. So it could be that the battery itself is in bad shape and causing problems with the firmware aspects of the system
 

uncming

macrumors member
Original poster
Sep 23, 2014
97
44
And to that end, the machine booted back into MacOS Sierra, from Monterey.

And when I click on reinstall it says “The installer information on the recovery server is damaged”
 

uncming

macrumors member
Original poster
Sep 23, 2014
97
44
It’s booting up now in Monterey after risking a restart. Ran a hardware test from Apple and says no issues found. Perhaps its not a deep diagnostic that their engineers use. Could letting the battery die helps some sort of calibration?

To borrow from one of the greatest movies ever…”Is only so happens your friend here is only mostly dead. There’s a big difference between all dead and mostly dead. Mostly dead is slightly alive. All dead, well there’s only one thing you can do”
 
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Fishrrman

macrumors Penryn
Feb 20, 2009
29,263
13,358
If it's working again now, just use it.
DON'T "let the battery die".

BUT...
You ought to think about "a backup strategy" if you don't already have one.

I'd recommend an external SSD and CarbonCopyCloner or SuperDuper.
 

uncming

macrumors member
Original poster
Sep 23, 2014
97
44
If it's working again now, just use it.
DON'T "let the battery die".

BUT...
You ought to think about "a backup strategy" if you don't already have one.

I'd recommend an external SSD and CarbonCopyCloner or SuperDuper.
Absolutely, that’s been done already. Hopefully it’ll stay alive enough to finish this semester
 

clevins

macrumors 6502
Jul 26, 2014
413
651
It’s booting up now in Monterey after risking a restart. Ran a hardware test from Apple and says no issues found. Perhaps its not a deep diagnostic that their engineers use. Could letting the battery die helps some sort of calibration?

To borrow from one of the greatest movies ever…”Is only so happens your friend here is only mostly dead. There’s a big difference between all dead and mostly dead. Mostly dead is slightly alive. All dead, well there’s only one thing you can do”
They do have more comprehensive test tools internally IIRC. If you have an Apple store nearby I'd make an appointment. I'd also see about re-creating the recovery partition.

If you can get a good recovery partition I'd reboot into Recovery and run Disk Utility against the main partition.
 
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