iPhone 4 Teardown

22
iPho Step 1 ne 4 Te — iPhon The all-new o A re mm o Cho o Reti o iOS o 5 M eardown ne 4 Teard w iPhone 4 f edesigned g m thinner tha oice of black ina display S 4 for multi MP, 720p cap n down features upg glass & stain an the 3GS. k or white c featuring tw i-tasking pturing rear grades from nless steel b coloring wice the pix r-facing and m the 3GS in body that sh xel density o d VGA fron ncluding: haves 3.5 mm of the 3GS nt-facing cam m off the w meras width and is 3

Transcript of iPhone 4 Teardown

Page 1: iPhone 4 Teardown

iPho

Step 1

ne 4 Te

— iPhon

The all-newo A re

mmo Choo Retio iOSo 5 M

eardown

ne 4 Teard

w iPhone 4 fedesigned g

m thinner thaoice of blackina display

S 4 for multiMP, 720p cap

n

down

features upgglass & stainan the 3GS.k or white cfeaturing twi-tasking pturing rear

grades fromnless steel b

coloring wice the pix

r-facing and

m the 3GS inbody that sh

xel density o

d VGA fron

ncluding: haves 3.5 mm

of the 3GS

nt-facing cam

m off the w

meras

width and is 3

Page 2: iPhone 4 Teardown

Step 2

Step 3

• •

The iPhonethat have plThe ruggedsupports an

o Onl

An iPhone the iPhone We'd expecUnfortunate

o Givuser

In terms of The iPhone

e 4's design lagued the i

d stainless stnd antennas ly time will

first: Intere4.

ct our 32 GBely it has an

ven the fact r with 28.77

f OS, the iPhe 4 is Model

is a dramatiPhone in thteel bezels ato boost rectell if they

estingly enou

B iPhone 4 n actual capthat 301 MB7 GB of freehone 4 coml A1332. In

ic departurehe past. around the iception. absorb shoc

ugh, the sto

to fulfill itspacity of 29.B of "other"e space. es preinstal

nterestingly,

e from the a

iPhone 4's p

ck as poorly

orage capaci

s promise an.06 GB. " data is bei

lled with the that's a low

aluminum a

perimeter do

y as the iPh

ity is not etc

nd give us, w

ing stored in

e newly relewer number

and plastic

ouble as bot

hone 3GS.

ched on the

well, 32 GB

n memory, t

eased iOS 4than the A1

drenched d

th structura

e outer case

B.

this leaves t

4, build 8A21337 iPad 3

days

al

of

the

293. 3G.

Page 3: iPhone 4 Teardown

Step 4

Like the iPhphone. In a departunot the fronThis designthe iPhone

hone 3G an

ure from thent glass. n makes swi4 front pan

nd 3GS, ther

e design of

itching out tel will likel

re are two s

the 3G and

the rear panly be rather

ilver Phillip

3GS, remo

nel trivial, bchallenging

ps #00 screw

ving the scr

but unfortung.

ws at the bo

rews release

nately mean

ottom of the

es the rear c

s that replac

e

case,

cing

Page 4: iPhone 4 Teardown

Step 5

• • •

Removing rHoly batterIt's pretty amm footpriYou can alsantenna.

rear panel gry! The insidapparent thaint. so see press

gives us a prde of this th

at real estate

sure contact

retty good lhing is domie was very li

t on the inne

look at the iinated by itimited insid

er face of th

iPhone 4's ins juice-provde the iPhon

he rear pane

nnards. vider. ne 4's 115.2

el for what a

x 58.6 x 9.

appears to b

3

be an

Page 5: iPhone 4 Teardown
Page 6: iPhone 4 Teardown

Step 6

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Luckily, theThe 3.7V 114 hours onThe batterynot soldereeasy to accoThe plastic

e battery ca420 mAh L

n 2G. y connector d to the logomplish. pull tab for

an be easily Li-Polymer b

is different gic board. Th

r the battery

removed onbattery allo

than the onhis will mak

y says "Auth

nce the backows for up to

ne in the 3Gke battery re

horized Serv

k panel asseo 7 hours of

G and 3GS. Feplacement

vice Provid

embly is ouf talk time o

Fortunatelyt on the iPho

der Only."

ut of the wayon 3G or up

y, the batteryone 4 fairly

y. p to

y is

Page 7: iPhone 4 Teardown

Step 7

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No EMI shThe EMI shconnectors.

hield will stahield comes.

and betweens off after fi

n us and theive screws a

e innards of are removed

f this iPhoned to reveal l

e 4! ots of impoortant

Page 8: iPhone 4 Teardown

Step 8

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The logic bWhile we'reequipped wThe increasfaster user e

board is heave not too bu

with 256 MBse in RAM experience.

vily embeddusy, let's talkB, the iPhonallows for a

ded under wk RAM. Un

ne 4 has a wa larger amo

wires and EMnlike the iPh

whopping 51ount of cach

MI shields. hone 3GS an12 MB! hed data allo

nd iPad, wh

owing for a

hich are both

smoother a

h

and

Page 9: iPhone 4 Teardown

Step 9

Hiding in thhe corner iss the iPhonee 4's vibrator motor, wh

hich...well...vibrates.

Page 10: iPhone 4 Teardown

Step 1

• •

Step 1

0

Removing In our briefmakes sens

1

Behold a befocus featurThis is a hu

one of the mf usage, we se, as the log

eauty in there, and LED

uge upgrade

many connedid notice tgic board is

e iPhone 4: aD flash. e from the 3

ectors on thethat the phos located ent

a rear-facin

.2 MP came

e logic boarone is considtirely along

ng 5 MP cam

era found in

rd. derably war

g the right si

mera with 72

n the iPhone

rmer on the ide of the ph

20p video a

e 3GS.

right side. Thone.

at 30 FPS, ta

This

ap to

Page 11: iPhone 4 Teardown

Step 1

• •

2

Removing tThe improvspeakerphoApple hasnclips to be s

the lower anved audio chone as well an't made takiseen.

ntenna/speahamber aidsas music plaing the iPho

aker enclosus in clarifyinayed througone 4 apart

ure from theng sounds l

gh the speakvery hard s

e bottom of leaving the iker inside tho far: no 5-p

f the phone. iPhone, incl

his housing.point Torx b

luding calls bits or fragi

s via

ile

Page 12: iPhone 4 Teardown

Step 1

• •

3

Removing tThe unusuathis powerh

the logic boal shape andhouse of a p

oard. d small size phone.

of the logicc board show

ws just howw costly reall estate is innside

Page 13: iPhone 4 Teardown

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4

Apple has isteel inner fThe dual pubiggest flawof receptionApple has gcongested osignal strenimprove the

5

With the EMLurking decentralized Replacing tuses the ARclocked at The new SaJust to the ldesigned anappear to bthis gyrosco

integrated thframe. urpose stainws concernin. gone a step or has the length. Early re phone's re

MI shields oep within thunit that pr

the SamsunRM Cortex 1 Ghz. amsung Waleft of the And manuface the currenope is yet to

he UMTS, G

nless steel ining previous

further andeast interferreports suggeliability on

off, we can he phone, throvides the i

ng S5PC100A8 core, m

ave S8500 sA4 package,

tured by STntly availablo be release

GSM, GPS,

nner frame/as iterations

d tuned the prence for thegest this fean AT&T's fr

get a look ahe A4 proceiPhone 4 w

0 ARM A8 6much like its

martphone the AGD1

T Micro for le commerc

ed — Apple

, Wi-Fi, and

antenna assof the iPhon

phone to utie best signaature, while ragile netwo

at what makessor, manuith the much600 MHz Cbigger sibli

uses the samis the new Apple. The

cial part, L3 got first dib

d Bluetooth

sembly addrne: continuo

ilize whichel quality, rebuggy in it

ork.

kes this beafactured byh needed co

CPU used in ing, the iPa

me Cortex A3 axis gyro

e package m3G4200D. Tbs on it.

antennas in

resses possibous dropped

ever networkegardless of s early stag

st roar. y Samsung, iomputing po the 3GS, thd. The iPad

A8 core! scope that w

marks on thiThe commer

nto the stain

bly the two d calls and l

k band is lef the actual es, will grea

is the ower. he new iPhod's A4 is

we believe is device dorcial version

nless

lack

ess

atly

one

is not n of

Page 14: iPhone 4 Teardown

Step 1

Step 1

6

On the top o Sky

MHo Skyo STMo TriQo 338

7

On the backo Samo Cirr

iPado AK

the o Texo 36M

of logic boayworks SKYHz and 1710yworks SKYMicro STMQuint TQM8S0626

k: msung K9PFrus Logic 33d.

KM8975 - neprior gener

xas InstrumeMY1EE NO

ard: Y77542 Tx–0–1785 MHzY77541 GSM33DH 3-ax

M676091

FG08 flash 38S0589 au

ewest magnation. ents 343S04

OR and mob

–Rx iPAC™z bands. M/GRPS Fris accelerom

memory udio codec (

netic sensor

499 Touch Sile DDR

™ FEM for D

ront End Mmeter

(Apple bran

that promis

Screen Con

Dual-Band

odule

nded). This i

ses to impro

troller

GSM/GPRS

is the same

ove the perfo

S: 880–915

part as in th

formance ov

he

ver

Page 15: iPhone 4 Teardown

Step 1

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8

Wi-Fi, Bluethe front sidBroadcom BBroadcom B

etooth, and de of the boBCM4329FBCM4750I

GPS are alloard. FKUBG 802IUB8 single

l provided b

2.11n with Be-chip GPS

by Broadcom

Bluetooth 2receiver.

m and locat

2.1 + EDR a

ted beneath

and FM rece

EMI shield

eiver.

ds on

Page 16: iPhone 4 Teardown

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9

Up next wesound quali

e find the seity when tal

econd microlking on the

ophone, whie phone.

ich is used tto cut out ammbient noise and impro

ove

Page 17: iPhone 4 Teardown

Step 2

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• •

0

The front-fWhile the 5smaller camcalls.

1

The front pThe stainle

facing VGA5 megapixelmera on the

panel comesss steel bod

A camera. l camera onfront optim

s off withoudy left behin

n the rear of mizes use of

ut too much nd is quite a

f the iPhone f Apple's Fac

additional ta marvel of g

4 is ideal foceTime for

trouble. gadget engi

for video recmobile-to-m

ineering.

cording, themobile vide

e eo

Page 18: iPhone 4 Teardown

Step 2

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2

The front gchemically stiffer and 3Gorilla Glaresistance tprocess. LED BacklUnfortunateif you breaksingle assem

glass panel ostrengthene

30 times haass holds mato wear and

light for theely, the LCDk the glass, mbly.

of the iPhoned alkali-alu

arder than plany advantaincreased s

e LCD. D panel is vyou'll have

ne is reporteuminosilicalastic. ages as the istrength from

very securele to replace t

ed to be conate thin shee

iPhone 4's fm an ion-ex

ly glued to tthe iPhone 4

nstructed of et glass that

front panel, xchange che

the glass an4's glass, di

Corning Gois reported

including itemical stren

nd digitizer. igitizer, and

orilla Glass,to be 20 tim

ts high ngthening

It appears td LCD as a

, a mes

that

Page 19: iPhone 4 Teardown
Page 20: iPhone 4 Teardown

Step 2

3

Surprisingl

y, the electrronic home button swittch is attachhed directly to the hom

me button itself.

Page 21: iPhone 4 Teardown

Step 2

Step 2

4

The 30-pin iPhone. The primar

5

Apple is foimprove auInterestinglmicrophonebe analyzedother than t

dock conne

ry micropho

llowing in tudio quality ly, the two me at the top d by internathe user's vo

ector is whe

one is also fo

the footstepand suppre

microphoneof the iPho

al circuitry aoice.

ere we woul

found at the

ps of the Nexess backgroues are positine is most land used to

ld usually e

bottom of t

xus One byund noise. oned at the likely utilizecancel any

expect it to b

the phone.

y using dual

two far ended for captunoise put in

be: at the bo

microphon

ds of the phouring backgrnto the main

ottom of the

nes to help

one. The round noisen microphon

e

e to ne

Page 22: iPhone 4 Teardown