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From: Claudiu Gardelli <claudiu.gardelli@gmail.com>
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Date: Fri, 29 Dec 2017 10:21:36 +0200
Subject: Re: MBP 15" mid 2014, base model: i7 2.2 ghz cu iris pro integrat
Message-Id: <136A84E4-D289-464F-AF74-EEEDED9C566A@gmail.com>
References: <A8DC6750-1C7B-49F6-8164-569803F4DBF4@gmail.com> <3210536054.20171229094126@reparatii-laptopuri.ro>
In-Reply-To: <3210536054.20171229094126@reparatii-laptopuri.ro>
To: service@reparatii-laptopuri.ro
X-Mailer: iPhone Mail (15C153)

Bun=C4=83 ziua,

Am cump=C4=83rat laptopul dintr-un Apple store, nu a fost deparolat...

Contact cu apa nu a avut, dar a fost dus =C3=AEntr-un service =C3=AEn care i=
-au f=C4=83cut "baie cu ultrasunete", cei de acolo au crezut c=C3=A3 s-a for=
mat oxid sub cpu or something... Au =C3=AEncercat s=C4=83-i fac=C4=83 reflow=
 sau reballing, nu mai =C8=9Bin minte exact, dar problema a r=C4=83mas aceea=
=C8=99i...

=C3=8En Windows =C3=AE=C8=99i ia toate drivers, am =C3=AEncercat s=C4=83 for=
=C8=9Bez placa video, crez=C3=A2nd c=C3=A3 de acolo vine problema, m-am juca=
t metro 2033 vreo 45 minute, cu aproape toate set=C4=83rile pe high... Totul=
 a func=C8=9Bionat perfect.=20

O alt=C4=83 chestie pe care nu am men=C8=9Bionat-o... C=C3=A2nd =C3=AEnchid c=
lapeta =C3=AEn Windows se opre=C8=99te, =C3=AEn loc s=C3=A3 intre =C3=AEn st=
and-by, la fel face =C8=99i =C3=AEn mac os c=C3=A2nd =C3=AEl folosesc cu hdm=
i, dar dac=C4=83 rulez procesul "nohup" =C3=AEn terminal, se comport=C4=83 a=
bsolut normal.=20

Este =C3=AEn aceast=C4=83 stare de cel pu=C8=9Bin jum=C4=83tate de an...

Crede=C8=9Bi c=C4=83 ar fi mai bine s=C4=83 vin la dvs. pentru un diagnostic=
 or something?

Mul=C8=9Bumesc,
Claudiu Gardelli=20

Sent from my iPhone

> On 29 Dec 2017, at 09:41, service@reparatii-laptopuri.ro wrote:
>=20
> Buna ziua,
>=20
>            M-am jucat in efishel cu state-urile unor MBP 13 2012 .Pe model=
ul dvs.
> nu,nici nu as indrazni si nici nu cred ca rezolva problema . La un laptop s=
cump
> semifunctional nici un
> service nu s-ar baga sa faca interventii pe placa stiind ca laptopul ,
> in  timpul procesului de reparatie , se poate defecta mai rau.
> In alta
> ordine de idei ceea ce imi prezentati dvs. eu o consider o problema de
> power  management  sau  un MEI defectuos.De unde apare acesta problema
> trebuie   studiat-masurat  direct pe placa.In experienta de service pe
> modelele  din  2014  au  fost mari probleme  cu  dezlipirea  procesorului
> Hasswel.
> M-ar interesa sa stiu daca a
> avut  interventii  de  deparolare  EFI  facute  vreodata,daca  a  avut
> vreodata  contacte  cu  lichide sau a fost tinut in mediu umed.si daca
> ati  instalat OSX Siera cu tot cu Update-ul de firmware , eventual cum se c=
omporta in windows ,
> daca isi
> ia driverele de video corect inclusiv MEI si Intel storage.
>=20
> --=20
> Cu respect,
>=20
> CATALIN GHERMAN
>      Inginer service
> Tel.   0722.641.351
> www.reparatii-laptopuri.ro
>=20
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> Mesaj anterior:
>=20
>> Buna ziua,
>=20
>> Am si eu ceva probleme cu un MBP 15" mid 2014, base model: i7 2.2 ghz cu i=
ris pro integrat.
>> Este mult de de povestit, dar voi =C3=AEncerca sa va explic problema c=C3=
=A2t mai succint=E2=80=A6
>=20
>> Laptopul se stinge random dac=C4=83 nu este conectat la un hdmi adaptor, a=
sta =C3=AEn mac os.
>> =C3=8En bootcamp ruleaz=C4=83 aproape normal, spun aproape normal fiindc=C4=
=83
>> uneori cand =C3=AEnchid clapeta se stinge si pornesc ventilatoarele la ma=
ximum.
>=20
>> Am mai g=C4=83sit o solu=C8=9Bie ca s=C3=A3-l fac=C4=83 s=C3=A3 func=C8=9B=
ioneze =C3=AEn OSX f=C4=83r=C4=83 a fi
>> conectat la hdmi... Rulez din terminal "nohup yes > /dev/null &"
>> comand=C4=83 care =C3=AEmi =C8=9Bine un core la 99.9%, ceea ce nu lasa CP=
U-ul sa intre in power saving.
>=20
>> Eu sunt convins c=C4=83 problema este de la cpu, presupun c=C4=83 undeva e=
ste
>> un glitch c=C3=A2nd =C3=AEncearc=C4=83 os s=C3=A3 treac=C4=83 cpu-ul dint=
r-un state =C3=AEn altul...
>=20
>> M-am uitat la consumul de energie al procesorului:
>> - In modul default, fara a fi conectat la hdmi sau fara a scrie
>> comanda "nohup yes > /dev/null &" in terminal consumul de energie este de=
 1 W - 50 W.
>> - Cand am cablul HDMI conectat consumul de energie este de 5 W+
>> - Iar cand rulez acea comanda in terminal consumul de energie incepe de l=
a 15 W in sus.
>=20
>> Am fost la numeroase serviceuri si nimeni nu stie ce are exact,
>> unii spun ca este SMC-ul, altii spun ca este CPU-ul, dar nimeni nu stie s=
igur care este problema.
>=20
>> Cu siguranta nu este o problema de software, fiindca a fost
>> reinstalat OS-ul, am formatat hardul, am instalat OS-uri mai vechi, dar i=
n zadar.
>> As vrea sa stiu daca dumneavoastra puteti sa rescrieti in EFI
>> state-urile in care se poate duce procesorul, ex: sa nu intre in
>> modul power saving sau sa stea tot timpul pornit turbo boost sau sa
>> nu consume mai putin de 5 W procesorul=E2=80=A6=20
>=20
>> M-ar incanta si o rezolvare a problemei in sine, adica sa aflam de
>> unde vine problema si sa schimbam chipul respectiv, fie el CPU, SMC, sau w=
hatever.
>> ..
>> Ce parere aveti? Exista o rezolvare pentru cele mentionate mai sus?
>=20
>> Multumesc,
>> Claudiu Gardelli
>=20

