Sony Ericsson Walkman W380 User manual

Working Instruction, Mechanical
1208-3927 2
Company Internal ©Sony Ericsson Mobile
Communications AB
1(79)
Working Instruction, Mechanical
Applicable for W380
CONTENTS
1Introduction ............................................................................................................3
1.1 View of W380...............................................................................................3
1.2 Tools and Equipment ...................................................................................3
1.3 General Cautions .........................................................................................4
1.4 Adhesives.....................................................................................................4
1.5 Using Hand and ESD Protection..................................................................4
1.6 Protection of Displays, Lenses, and Windows .............................................5
1.7 Acceptable Pry Tools ...................................................................................5
2Disassembly...........................................................................................................6
2.1 Overview ......................................................................................................6
2.1.1 Battery Cover Removal ..................................................................7
2.1.2 Battery Removal.............................................................................8
2.1.3 Screw Cover Removal....................................................................9
2.1.4 Lower Back Screw Removal ..........................................................9
2.1.5 Lower Back Cover Removal.........................................................10
2.1.6 Vibrator Removal..........................................................................12
2.1.7 SIM/M2 Flex Removal..................................................................13
2.1.8 Lower PCB Removal....................................................................15
2.1.9 Main Window Label Removal.......................................................17
2.1.10 Upper Front Screw Removal........................................................18
2.1.11 Upper Back Cover Removal.........................................................18
2.1.12 Loudspeaker Removal .................................................................21
2.1.13 Outer Display Removal ................................................................22
2.1.14 Upper PBA Removal ....................................................................23
3Replacement........................................................................................................25
3.1 Antenna Assembly Replacement...............................................................25
3.2 Battery Cover Replacement.......................................................................28
3.3 Camera Replacement ................................................................................28
3.4 Coax Cable Gasket Replacement..............................................................29
3.5 Co-brand Inlay Assembly Replacement.....................................................30
3.6 Cover Light Panel Replacement.................................................................32
3.7 Ear Speaker Replacement.........................................................................34
3.8 Flex Plug Replacement..............................................................................35
3.9 Hinge Replacement....................................................................................37
3.10 Hinge FPC Replacement............................................................................39
3.11 Hinge Plug Replacement............................................................................43
3.12 Keyboard Replacement..............................................................................45
3.13 Keyboard FPC Assembly Replacement.....................................................47
3.14 Key Locking Assembly Replacement.........................................................49
3.15 Label Replacement ....................................................................................51
3.16 Loudspeaker Replacement ........................................................................52
3.17 Lower Back Cover Replacement................................................................52

Working Instruction, Mechanical
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©Sony Ericsson Mobile Communications AB 2(79)
3.18 Liquid Intrusion Indicator Replacement......................................................52
3.19 Lower Front Cover Replacement ...............................................................53
3.20 Main Window Label Replacement..............................................................54
3.21 Outer Display Replacement .......................................................................54
3.22 Screw Cover Replacement.........................................................................54
3.23 SIM Flex Replacement...............................................................................55
3.24 Touch Key Assembly Replacement ...........................................................56
3.25 Upper Back Cover Replacement................................................................58
3.26 Upper Front Assembly Replacement .........................................................58
3.27 Upper PBA Replacement...........................................................................61
3.28 Vibrator Replacement.................................................................................61
3.29 Volume Key Replacement..........................................................................61
4Reassembly .........................................................................................................63
4.1 Overview ....................................................................................................63
4.1.1 Upper PBA Installation.................................................................64
4.1.2 Outer Display Installation .............................................................66
4.1.3 Loudspeaker Installation ..............................................................68
4.1.4 Upper Back Cover Installation......................................................69
4.1.5 Upper Front Screw Installation.....................................................70
4.1.6 Main Window Label Installation....................................................71
4.1.7 Lower PCB Installation.................................................................72
4.1.8 Vibrator Installation.......................................................................73
4.1.9 SIM/M2 Flex Installation...............................................................74
4.1.10 Lower Back Cover Installation......................................................76
4.1.11 Lower Back Screw Installation .....................................................77
4.1.12 Screw Cover Installation...............................................................77
4.1.13 Battery Installation........................................................................78
4.1.14 Battery Cover Installation.............................................................79
5Revision History...................................................................................................79

Working Instruction, Mechanical
1208-3927 2
Company Internal ©Sony Ericsson Mobile
Communications AB
3(79)
1 Introduction
1.1 View of W380
1.2 Tools and Equipment
The following tools and equipment should be available while performing the procedures.
STANDARD TOOLS
•Style 2A Tweezers – Rounded Tip
•Nylon Pointer
•Torque Driver
•Dental Hook
•Plectrum
PRODUCT SPECIFIC TOOLS
•JCIS No. 0 Screw Bit
•T6 screw bit
•Pliers

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ESD EQUIPMENT
Protect the phone from ESD damage whenever it has been
opened:
Minimum requirements are:
•ESD wristband
•ESD gloves
•ESD mat
LABEL EQUIPMENT
The following special equipment is required when replacing
or installing a new label:
•Zebra printer connected to computer
1.3 General Cautions
The following cautions are considered to be generic for all products and will not be repeated in the
Disassembly, Reassembly, and Replacements sections:
•SWITCH OFF THE PHONE AND REMOVE ANY MEMORY STICK BEFORE THE START OF THE DISASSEMBLY!
•KEEP ALL CONTACT SURFACES CLEAN!
•BE CAREFUL WHEN USING TOOLS LIKE THE DENTIST HOOK,TWEEZERS,PRY TOOLS,ETC.TO AVOID
SCRATCHES OR DAMAGE TO THE EXTERIOR AND INTERIOR PARTS OF THE PHONE!
•BE CAREFUL NOT TO DAMAGE ANY CONTACT SPRINGS!
•REMEMBER TO REMOVE THE PROTECTION FILMS ON NEW PARTS SUCH AS THE FRONT COVER AND LCD!
•NEVER TOUCH THE DISPLAY GLASS!
1.4 Adhesives
Use a dentist hook, the tweezers, and/or a nylon pointer to remove old adhesives.
Clean the surface with isopropyl alcohol before attaching new adhesives.
1.5 Using Hand and ESD Protection
When handling this product, keep all surfaces clean of dirt, dust, debris, and hand oil. Use
appropriate ESD precautions when working on this product. The use of finger cots or gloves, an ESD
mat, and an ESD wrist strap are required at minimum.

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1.6 Protection of Displays, Lenses, and Windows
Any time the screen portion of a display assembly, the windows of a display cover, or a camera lens
is unprotected and exposed, add a protective film over the exposed part to reduce the amount of
dust, finger prints, debris, and/or damage that the part may obtain.
1.7 Acceptable Pry Tools
Whenever the phrase “pry tool” is used, a nylon pointer, a plectrum, or a front opening tool may be
used depending on the user’s preference.

Working Instruction, Mechanical
1208-3927 2
Company Internal ©Sony Ericsson Mobile
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2 Disassembly
2.1 Overview
Disassemble in the following order:
Lower Half
•Battery Cover (1)
•Battery
•Screw covers (2)
•Lower back screws (3)
•Lower back cover (4) from lower front (5)
•Vibrator (6)
•SIM/M2 Flex (7)
•Lower PCB (8)
Upper Half
•Main window label (9)
•Upper front screws (10)
•Upper back cover (11) and cover light panel assembly
(12) from upper front (13)
•Loudspeaker (14)
•Outer display (15)
•Upper PBA screws (16) and upper PBA (17) from upper
front (13)

Working Instruction, Mechanical
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Lower Half
2.1.1 Battery Cover Removal
Lift up on the battery cover at its notch.
Remove battery cover.

Working Instruction, Mechanical
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2.1.2 Battery Removal
Lift up on the lower sides of the battery from the notches.
Remove battery.

Working Instruction, Mechanical
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©Sony Ericsson Mobile Communications AB 9(79)
2.1.3 Screw Cover Removal
Pry the screw cover off from the short side using the round
tipped tweezers.
NOTE:DO NOT REUSE SCREW COVERS
Pry the other screw cover off using round tipped tweezers.
NOTE:ENSURE NO ADHESIVE RESIDUE REMAINS IN THE
SCREW RECESS.
2.1.4 Lower Back Screw Removal
Remove the 4 screws using a T5 bit.

Working Instruction, Mechanical
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2.1.5 Lower Back Cover Removal
Insert the plectrum between the lower rear cover and the
lower front cover just below the battery cavity.
Slide the plectrum along the seam up to the system
connector or volume key to release the latches.
Repeat for the other side.

Working Instruction, Mechanical
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Insert the plectrum between the lower rear cover and the
SIM card reader as shown and unlatch the tabs.
Use the plectrum to separate the lower rear cover from the
antenna.
Lift up on the lower end of the lower rear cover.
Remove the lower rear cover.

Working Instruction, Mechanical
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2.1.6 Vibrator Removal
Lift up on the vibrator cap by inserting the round tipped
tweezers between the flex and the vibrator.
Pull the vibrator out of its housing.

Working Instruction, Mechanical
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2.1.7 SIM/M2 Flex Removal
Carefully detach the ESD Cushion from the PCB by
wedging up on the edge shown using round tipped
tweezers.
NOTE:THE ESD CUSHION ADHESIVE MAY TEAR OFF IF NOT
REMOVED PROPERLY
Remove the ESD cushion.
Using the round tipped tweezers, release the side key
portion of the SIM/M2 flex from its positioning latch and lift it
from the lower front cover.
Rotate the SIM/M2 flex up from the circuit board as shown
to expose the flex connector.

Working Instruction, Mechanical
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Separate the flex connector from the PCB by prying with the
pry tool.
NOTE:DO NOT DAMAGE THE ESD GASKET
Remove the SIM/M2 flex.

Working Instruction, Mechanical
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2.1.8 Lower PCB Removal
Pry the flex connector off of the lower PCB using a pry tool.
NOTE:DO NOT DAMAGE THE ESD GASKET
Remove the ESD gasket using round tipped tweezers.
Disconnect the coax cable.
Pry in the location shown to release the first latch.

Working Instruction, Mechanical
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Pry in the location shown to lift the PCB.
Pull the PCB away as shown.
Rotate the PCB away from the lower inner cover so that you
can see the underside.
Unplug the keyboard flex from the PCB using a pry tool.

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Upper Half
2.1.9 Main Window Label Removal
Open the phone.
Pry the edge of the gasket up with the round tipped
tweezers as shown.
Peel the gasket off the upper front cover.

Working Instruction, Mechanical
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2.1.10 Upper Front Screw Removal
Remove the 4 screws shown using a T5 bit.
2.1.11 Upper Back Cover Removal
Insert the plectrum between the upper back and upper front
covers at the top of the phone. Angle the plectrum and
push it into the seam.
Slide the plectrum along the seam to release the three side
latches.

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Repeat for the other side.
Pry one end of the cover light panel assembly free using
round tipped tweezers.
Grip the free end of the cover light panel assembly and pull
it off the phone.
NOTE:DO NOT REUSE COVER LIGHT PANEL

Working Instruction, Mechanical
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Hold the phone as shown. Pull down with your index finger
and thumb while pushing up with your hand to release the
end latch.
Remove upper rear cover.