if it is a teardown, remove the confidential note, delete ... © 2016 acer swift 7 2 introductory...
TRANSCRIPT
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© 2016 www.pemnet.com 1
Acer Swift 7
December 15th, 2016
by Jennifer Lake
PennEngineering®
Title Slide – Do Not Remove Enter the Name and Model of the object being torn down.
If it is CSI, leave the Confidential note.
If it is a teardown, remove the confidential note, delete the CSI logo.
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Acer Swift 7
2
Introductory Slide – Do Not Remove Enter the name of the object being torn down
and a picture of the assembled product.
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Details & Findings
Pictures and Description of the
Acer Swift 7 and our disassembly
process.
Section Heading Slide – Do Not Remove Enter the Name of the object being torn down.
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Initial View
• First look at the Acer
Swift 7 revealed 10
screws holding the
battery cover to the
assembly.
Detail Slide – Copy and use for details. Title various slides to correspond with different
portions of the object being torn down (e.g.
Case, charging station, etc…)
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Removal of Back Cover
• The battery cover is
held in place with
10 Philips drive
screws (red),
received into
threaded holes
(blue) in the metal
casing.
• See slide 34 for
details.
5
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Removal of Back Cover
• Once the screws
were removed, the
case could be lifted
from the assembly.
6
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Removal of Battery
• The battery was held in place in
four locations indicated in blue.
The two top locations are used
to fasten the case to the
assembly, as well as holding
down the battery.
– These screws were removed in
a previous step (See Slide 5 for
Details).
– The screws received into the
metal casing.
• The two screws indicated in red
were removed with a Philips
drive (See Slide 37 for Details).
– There were received into
tapped holes in the metal
casing.
7
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Removal of Battery
• The battery is then
unplugged from
the circuit board,
then lifted from
the four alignment
pins(red).
• The alignment
pins are machined
features in the
case.
8
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Removal of Battery
• Close up of battery
plug in location.
9
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Removal of Left Speaker
• The left speaker
was held in place
with one Philips
drive screw (See
Slide 38 for
Details).
• This screw was
received into
tapped hole in the
metal casing. 10
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Removal of Right Speaker
• The left speaker
was held in place
with one Philips
drive screw (See
Slide 38 for
Details).
• This screw was
received into the
tapped hole in the
metal casing.
11
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Removal of Circuit Board
• Various components
were unplugged from
the circuit board(red).
Some of the
components were
held down with tape,
that was lifted before
unplugging from the
circuit board(blue).
12
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Removal Of Circuit Board
• More photos of
components that
needed to be
unplugged.
13
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Removal of Mousepad
• Once the mousepad
was unplugged, the
5 Philips drive
screws(red) that
held it in place were
removed. They
were received into
threaded holes(blue)
in the metal casing
(See Slide 34 for
Details). 14
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Removal of RAM Plate
• Two Philips drive screws
(red) held the RAM plate
into place. These were
received into standoffs
(blue), clinched into a
copper plate (See Slide
38 for Details).
• The plate was lifted
gently from the circuit
board. Adhesives were
discovered upon
removal.
15
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Retainer Plate Removal
• Two Philips drive
screws (red) were
removed that held
the retainer plate in
place. These were
received into
tapped holes (blue)
in the metal casing
(See Slide 37 for
Details).
16
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Removal of RAM
• The RAM was held
in place with one
Philips drive
screw(red) received
into the metal
casing. This screw
was received in a
tapped hole located
in the casing (blue).
• See Slide 38 for
Details. 17
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Removal of Wireless Card
• The wireless card
was held in place with
one Philips drive
screw(red) received
into a tapped hole
located in the metal
casing (blue).
• See Slide 38 for
Details.
18
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Removal of Circuit Board
• Three Philips drive screws
(red)were from tapped
holes in the aluminum
assembly. The board
could then be lifted off of
the metal casing (blue).
• See Slide 38 for Details.
19
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Removal of Copper Back Plate
• The black copper
plate containing
two standoffs and
two clinch pins was
removed by using
a pry tool.
• The plate was held
in place using the
pins with
adhesives. 20
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Removal of Copper Plate
• Once the copper plate was
removed, four clinch
fasteners were revealed.
The standoffs (red) had a
rubber spacer (green) held
in place with adhesives.
The clinch pins (blue) were
used for alignment.
• No trademarks were
discovered on either parts.
• The panel material is
copper at 0.6 mm thick.
• For Details on the
Standoffs, See Slide 39.
• For Details on the Clinch
Pin, See Slide 40.
21
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Removal of Keyboard
• The keyboard was held in place with 32 visible
Philips drive screws (red), and aligned with 3 visible
pins (blue). The screws were received into tapped
holes in the metal casing (See Slide 35 for Details).
22
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Removal of Keyboard
• The adhesive tape was
removed revealing 10
more Philips drive
screws. All 42 screws
were received into
tapped holes in the metal
casing (See Slide 35 for
Details).
23
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Removal of Keyboard
• Once all the
screws have
been
removed, the
keyboard can
be lifted from
the assembly.
24
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Removal of Light Indicator
• The light indicator
was held in place with
one Philips drive
screw. This screw
was received into the
metal casing (See
Slide 35 for Details).
• Once the screw was
removed the indicator
was lifted out of the
assembly with a pry
tool. 25
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Removal of Left Retaining Plate
• The left retaining plate
was held in place with
one Philips drive screw
(red).
– See Slide 37 for Details.
• Alignment pins (green)
machined into the chassis
helped align the
component.
• The screw was received
into a tapped hole metal
casing (blue).
26
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Left and Right Hinge Detachment
• The left hinge was held onto
the metal casing with three
Philips drive screws (red),
received into tapped holes
(blue) in the metal casing.
• The right hinge was held
onto the metal casing with
three Philips drive screws
(green), received into
tapped holes (purple) in the
metal casing.
• The same screws were
used in both hinges. See
Slide 37 for Details.
27
Left
Right
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Screen from Keyboard Chassis
• Once the screws
were removed from
the metal casing, the
metal frame could be
separated from the
screen assembly.
28
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Screen Dis-attachment
• The screen was
attached to the
metal back cover
using adhesives.
• A pry tool was
used to separate
the screen from
the metal back
cover.
29
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Left and Right Hinge Removal
• Three Philips drive screws (red
and yellow)held the left hinge
to the back cover. These were
received into tapped holes
(blue and green)in the back
cover.
• Three Philips drive screws
(purple and teal)held the right
hinge to the back cover. These
were received into tapped
holes (blue and green)in the
back cover.
• In both cases, all three screws
were not the same thread size.
• See Slide 36 for Details on
both Fasteners. 30
Left
Right
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Disassembly of Hinge
• The nylon locknut
was removed to
reveal a keyed
washer, as well as a
Belleville spring
pack. This was
removed to reveal a
complex stud that
assembles the hinge.
The whole assembly
is held in place with
clinch and riveting
features.
31
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Fastener Summary
Section Heading Slide – Do Not Remove
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Fastener Summary
• A total of 102 fasteners were found in this
computer.
33
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Fastener Summary • 10 x Screw
– 10 x in outer case (pg. 5)
• Thread Specifications
– M2.5 Thread
– 4.3 mm Overall Length
– 0.4 mm Head Thickness
– 3.9 mm Head Diameter
– Black Finish Steel
– Phillips Drive
– Blue Locking Patch
34
Detail Slide – Copy and use for details. Create a table of the fasteners found in the teardown.
Note thread sizes, lengths, drivers, etc. Multiple pages
can be used for different style fasteners
• 5 x Screw
– 5 x on mousepad assembly (pg.14)
• Thread Specifications
– M1.7 Thread
– 2.0 mm Overall Length
– 0.3 mm Head Thickness
– 3.8 mm Head Diameter
– Black Finish Steel
– Phillips Drive
– Blue Locking Patch
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Fastener Summary
35
• 42 x Screw
– 32 x exposed on keyboard (pg.22)
– 10 x hidden behind adhesive (pg.23)
• Thread Specifications
– M1.2 Thread
– 1.3 mm Overall Length
– 0.4 mm Head Thickness
– 2.5 mm Head Diameter
– Black Finish Steel
– Phillips Drive
– Blue Locking Patch
• 1 x Screw
– 1 x on Light Indicator (pg.25)
• Thread Specifications
– M1.7 Thread
– 2.0 mm Overall Length
– 0.3 mm Head Thickness
– 3.8 mm Head Diameter
– Black Finish Steel
– Phillips Drive
– Blue Locking Patch
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Fastener Summary
• 4 x Screw
– 2 x Each Hinge to Screen Cover (pg. 30)
• Thread Specifications – M2.0 Thread
– 1.9 mm Overall Length
– 0.4 mm Head Thickness
– 6.7 mm Head Diameter
– Zinc Plated Steel
– Phillips Drive
– Blue Locking Patch
36
• 2 x Screw
– 1 x Each Hinge to Screen Cover (pg. 30)
• Thread Specifications
– M2.5 Thread
– 3.2 mm Overall Length
– 0.8 mm Head Thickness
– 7.0 mm Head Diameter
– Zinc Plated Steel
– Phillips Drive
– Blue Locking Patch
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Fastener Summary
37
Detail Slide – Copy and use for details. Create a table of the fasteners found in the teardown.
Note thread sizes, lengths, drivers, etc. Multiple pages
can be used for different style fasteners
• 11 x Screw
– 2 x on battery hold down (pg. 7)
– 2 x on Retainer Plate (pg.16)
– 1 x on Left Corner Retaining Plate (pg. 26)
– 3 x on Each Hinge ( 2 x to chassis)(pg. 27)
• Thread Specifications
– M2.5 Thread
– 3.2 mm Overall Length
– 0.3 mm Head Thickness
– 4.3 mm Head Diameter
– Black Finish Steel
– Phillips Drive
– Blue Locking Patch
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Fastener Summary • 9 x Screw
– 1 x on left speaker (pg. 10)
– 1 x on right speaker (pg. 11)
– 2 x on RAM plate (pg. 15)
– 1 x on RAM memory (pg. 17)
– 1 x on Wireless Card (pg.18)
– 3 x on Main Circuit Board (pg. 19)
• Thread Specifications
– M2 Thread
– 2.8 mm Overall Length
– 0.5 mm Head Thickness
– 4.3 mm Head Diameter
– Zinc Plated Steel
– Phillips Drive
– Blue Locking Patch
38
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Fastener Summary
• 2 x Standoff
– 2 x on copper plate
(pg.21)
– Thread Specifications • M2.0 Thread
• 3.0 mm Overall Length
• Unknown Head Thickness
(clinched into 0.6 mm
copper panel)
• 4.0 mm Flat to Flat Hex
Head
• 3.5 mm Barrel Diameter
• Zinc Plated
39
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Fastener Summary
• 2 x Standoff
– 2 x on copper plate
(pg.21)
– Pin Specifications • 1.0 mm Pin Diameter
• 4.2 mm Overall Length
• Unknown Head Thickness
(clinched into 0.6 mm
copper panel)
• 2.0 Knurl Point Head
Diameter
• Zinc Plated
40
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Fastener Summary
• 2 x Locknut (1 x
Hinge)
– (pg. 33)
– Locknut Specifications
• M2.5 Thread
• 3.2 mm Overall Height
• 4.9 mm Flat to Flat
• Nylon Retained Locking
Feature
• Zinc Plated Steel
41
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© 2016 www.pemnet.com
Fastener Summary
• 8 x Belleville Washers (4x
per Hinge)
– (pg. 33)
– Washer Specifications
• 5.4 mm Outer Diameter
• 2.5 mm Inner Diameter
• 0.6 mm Overall Height
• Black Finish steel
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© 2016 www.pemnet.com
Fastener Summary
• 2 x Washers (1 x
Hinge)
– (pg. 33)
– Washer Specifications
• 5.4 mm Outer Diameter
• 2.5 mm Inner Diameter
• 2.0 mm Flat to Flat
• 0.9 mm Thick
• Zinc Plated Steel
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© 2016 www.pemnet.com
Fastener Summary
• 2 x Custom Studs (1 x Hinge)
– (pg. 33)
– Stud Specifications
• M2.5 Thread
• 4.0 mm Riveted Diameter(Teal Arrow)
• 0.4 mm Riveted Height (Teal Arrow)
• 5.5 mm Seated Head Diameter (Red)
• 1.5 mm Seated Head Thickness (Red)
• 3.7 mm Effective Rod Diameter
(Green)
• 11.5 mm Flat Height (Green)
• 1.8 mm Flat Thickness (Green)
• 5.5 mm Effective Diameter (Blue)
• 1.5 mm Thickness (Blue)
• 2.8 mm Effective Diameter (Purple)
• 2.2 mm Flat to Flat (Purple)
• 8.0 mm Thickness (Purple)
• 2.1 mm Flat to Flat (Yellow)
• 4.0 mm Thread (Yellow)
• Black Finish Steel
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© 2016 www.pemnet.com 45
Alternate Solutions
PennEngineering® recommendations
of alternate hardware and cost savings
opportunities.
Section Heading Slide – Do Not Remove
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© 2016 www.pemnet.com
Alterative Solutions
46
Disassembled – Do Not Remove Enter the name of the object being torn down
and a picture of the completely disassembled
product.
• A microPEM® screw can be
offered for this assembly.
This would be a direct fit,
non-permanent solution.
• For More Information Click
Here.
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© 2016 www.pemnet.com
Alternative Solutions
• A microPEM® self-
clinching pin
(MPP™) can be
offered for this
assembly. This
would be a direct fit
replacement.
• For More
Information Click
Here.
47
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© 2016 www.pemnet.com
Alternative Solutions
• A microPEM® self-
clinching standoffs
(MSO4™) can be
offered for this
assembly. This
would be a direct fit
replacement.
• For More
Information Click
Here.
48
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© 2016 www.pemnet.com
Alternative Solutions
• A microPEM® TackPin® fastener
(TA™ or T4 ™) can be offered for
this assembly. This would be a
permanent solution.
• For More Information Click Here.
49
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© 2016 www.pemnet.com
Alternative Solutions
• A microPEM® TackScrew™ fastener
(TS4™ or T4 ™) can be offered for this
assembly. This would be a one time
removal solution.
• For More Information Click Here.
50
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© 2016 www.pemnet.com
Alternative Solutions
• A microPEM®
TackSert® pin
(TKA™ or TK4 ™)
can be offered for
this assembly. This
would be a direct fit
replacement.
• For More
Information Click
Here.
51
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© 2016 www.pemnet.com
Alternative Solutions
• The Concealed Head
TackSert ® pin can
replace a threaded hole
and screw, thus
eliminating the need for
loose hardware, while
providing a permanent
solution.
• The Concealed Head
TackSert ® pin also
eliminates the need for
tapped holes, or mating
clinch hardware.
53
Detail Slide – Copy and use for details. Note any new solutions (PEM or non-PEM).
Highlight the advantages and disadvantages
of each.
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© 2016 www.pemnet.com
Alternative Solutions
• The TackSert ® pin head can replace machined
alignment pins, thus eliminating extra machine
time, while providing a permanent solution.
• The bottom knurled portion may be replaced with
a TackPin® style if desired.
54
Detail Slide – Copy and use for details. Note any new solutions (PEM or non-PEM).
Highlight the advantages and disadvantages
of each.
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© 2016 www.pemnet.com 55
Conclusions and Summary
Section Heading Slide – Do Not Remove
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© 2016 www.pemnet.com 56
Conclusions and Summary
• The Acer Swift 7 computer is a intelligently designed device with reparability in mind. A lot of screws were discovered in the assembly, most of them received into tapped holes in the metal casing.
– Various screws in the assembly can be replaced with TackPins, TackSerts, or
microPEM® screws.
– The hinge pin can be replace with a direct solution provided by PEM.
Detail Slide – Copy and use for details. Summarize the findings and alternate
solutions.