Sony Ericsson K550 User manual

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB
Working Instruction, Mechanical
Applicable for K550i, K550c, K550im, W610i & W610c
CONTENTS
1 Introduction ..............................................................................3
1.1 K550 ……………………………………………………………….3
1.2 W610 ……………………………………………………………….4
1.3 Equipment.................................................................................5
1.4 General cautions......................................................................6
2 Disassembly.............................................................................7
2.1 Overview ...................................................................................8
2.1.1 Battery Cover & Battery K550 Only.......................................9
2.1.2 Battery Cover & Battery W610 Only....................................11
2.1.3 Speaker Cover K550...........................................................12
2.1.4 Speaker Cover W610..........................................................13
2.1.5 Front Cover .........................................................................14
2.1.6 Keypad................................................................................16
2.1.7 PCBA ..................................................................................17
3 Replacements.........................................................................18
3.1 Battery Cover..........................................................................19
3.2 Speaker Cover........................................................................19
3.3 Front Cover.............................................................................19
3.4 Keypad ....................................................................................19
3.5 PCBA ……………………………………………………………..19
3.6 Back Cover..............................................................................19
3.7 Co-brand Label.......................................................................20
3.8 RF Cap.....................................................................................22
3.9 Vibrator....................................................................................23
3.10 Power Key...............................................................................24
3.11 Volume Key.............................................................................25
3.12 Music Key................................................................................27
3.13 Camera Key.............................................................................29
3.14 Ear Speaker” Receiver” Tape................................................31
3.15 Ear Speaker “Receiver”.........................................................32
3.16 LCD ……………………………………………………………..33
3.17 Frame ……………………………………………………………..37
3.18 Dome Assy..............................................................................39
3.19 Loudspeaker...........................................................................40
3.20 Flash LED / BT Antenna Frame.............................................42
3.21 Flash LED................................................................................44

Working Instruction, Mechanical
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© Sony Ericsson Mobile Communications AB 2(66)
3.22 BT Antenna .............................................................................45
3.23 Shield Lid Main BB.................................................................46
3.24 Camera ....................................................................................48
3.25 Antenna...................................................................................51
3.26 SIM Tape..................................................................................53
3.27 Liquid Intrusion Indicator......................................................54
3.28 KRH Label ...............................................................................55
4 Reassembly............................................................................56
4.1 Overview .................................................................................57
4.1.1 PCBA ..................................................................................58
4.1.2 Keypad................................................................................59
4.1.3 Front Cover .........................................................................60
4.1.4 Speaker Cover ....................................................................61
4.1.5 Speaker Cover ....................................................................62
4.1.6 Battery & Battery Cover K550 Only.....................................63
4.1.7 Battery & Battery Cover W610 Only....................................65
5 Revision history.....................................................................66

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 3(66)
1 Introduction
1.1 K550

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 4(66)
1.2 W610

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 5(66)
1.3 Equipment
SPECIAL TOOLS
•NTZ 112 459 Torque screwdriver (or equivalent)
•NTZ 112 288 Torx bit no. 6
•NTZ 112 1052 JCIS BIT
•NTZ 111 077 Camera Tool
•NTZ 112 521 Flex film assembly tool
•NTZ 112 302/2 Front opening tool
STANDARD TOOLS
Standard tools have to be locally purchased
•Dentist hook
•ESD tweezers
•Guitar pick
LABEL EQUIPMENT
The following special equipment is required when replacing
or installing a new label:
•Hot air flow solder station
•Zebra printer connected to computer
OTHER EQUIPMENT
•ESD-wristband
•ESD-gloves
•Isopropyl alcohol
•Air blower

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 6(66)
1.4 General cautions
The following cautions are considered to be generic for all phone models and will not be repeated in
the Disassembly, Replacements and Reassembly sections:
•T
URN OFF THE PHONE AND REMOVE THE SIM CARD AND THE M 2 MEMORY CARD BEFORE STARTING THE
DISASSEMBLY !
•
KEEP ALL CONTACT SURFACES CLEAN !
•
BE CAREFUL WHEN USING TOOLS LIKE THE DENTIST HOOK , TWEEZERS , OPENING TOOLS , GUITAR PICK
ETC . TO AVOID SCRATCHES OR DAMAGES TO THE EXTERIOR AND INTERIOR PARTS OF THE PHONE !
•
BE CAREFUL NOT TO DAMAGE ANY CONTACT SPRINGS !
•
REMEMBER TO REMOVE THE PROTECTION FOILS ON NEW PARTS SUCH AS THE LCD !
•
NEVER TOUCH THE DISPLAY GLASS !
•
USE AIR BLOW EQUIPMENT TO KEEP THE FRONT WINDOW AND DISPLAY MODULE DUST FREE !

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 7(66)
2 Disassembly
When you are going to replace a part being listed in Replacements, the instruction of that section
usually begins by directing you to this Disassembly section with a specification of the instructions you
have to carry out in order to disassemble the phone as far as needed before returning to
Replacements for the actual replacement.
Start
Done
REPLACEMENTS
DISASSEMBLY REASSEMBLY
Contents
page

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 8(66)
2.1 Overview
The disassembly is done in the following order:
1. Battery Cover (a) & Battery (b)
2. Speaker Cover
3. Front Cover
4. Keypad
5. PCBA

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 9(66)
2.1.1 Battery Cover & Battery K550 Only
Unlock the battery cover by opening the side locks in the
direction showing in the picture.
Grip the battery cover at the bottom with fingers, and then
start lifting upwards from the phone.
Remove battery cover.
Raise the battery and remove from phone using Nylon
pointer.

Working Instruction, Mechanical
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© Sony Ericsson Mobile Communications AB 10(66)
Battery Cover & Battery continued
Raise and remove battery

Working Instruction, Mechanical
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© Sony Ericsson Mobile Communications AB 11(66)
2.1.2 Battery Cover & Battery W610 Only
Press down on battery cover as shown then push away
from the phone as shown in picture,
Slide off battery cover,
Remove battery same way as shown in K550 instruction.

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 12(66)
2.1.3 Speaker Cover K550
Insert guitar pick as shown in the picture.
Using guitar pick push speaker cover outwards from the
phone.
Using finger lift speaker cover upwards as shown in picture.

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 13(66)
2.1.4 Speaker Cover W610
Overview picture.
Insert guitar pick as shown in the picture.
Using guitar pick push speaker cover outwards from the
phone, the lift off the speaker cover.

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 14(66)
2.1.5 Front Cover
Use torx bit no. 6 to remove these four screws.
Insert the guitar pick as shown in picture
1. Insert the guitar pick as shown in picture.
2. For W610 models pay extra attention at camera
key area, do not use force as it will crack the
rear cover when loosening front cover!
Slide the guitar pick along the bottom of the phone to
unlatch snap hooks

Working Instruction, Mechanical
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© Sony Ericsson Mobile Communications AB 15(66)
Front Cover continued
Slide guitar pick along the side of the phone then follow
round to the other side of phone unlatching all snap hooks
as shown in picture.
Grip at the bottom then lift front cover upwards from the top
end of phone.

Working Instruction, Mechanical
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© Sony Ericsson Mobile Communications AB 16(66)
2.1.6 Keypad
Overview of inner part of phone.
Remove keypad by using tweezers.

Working Instruction, Mechanical
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© Sony Ericsson Mobile Communications AB 17(66)
2.1.7 PCBA
Use JCIS bit no to remove the screw.
Use the Nylon pointer and insert at the bottom and raise the
PCBA upwards as shown in picture.
Grip at the side and lift the PCBA away from the phone.

Working Instruction, Mechanical
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© Sony Ericsson Mobile Communications AB 18(66)
3 Replacements
Search for the part to be replaced on the Contents page and go to that instruction to be found in this
Replacements section.
The instruction usually begins by directing you to the Disassembly section with a specification of the
instructions you have to carry out in order to disassemble the phone as far as needed before the
actual replacement.
Go back to this Replacements section and carry out the instruction.
The instruction usually ends by directing you to the Reassembly section with a specification of the
instructions you have to carry out in order to reassemble the phone.
Start
Done
REPLACEMENTS
DISASSEMBLY REASSEMBLY
Contents
page

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 19(66)
3.1 Battery Cover
Follow the 2.1.1 Disassembly instructions!
Prepare the new battery cover.
Follow the 4.1.5 Reassembly instructions!
3.2 Speaker Cover
Follow the 2.1.2 Disassembly instructions!
Prepare the new speaker cover.
Follow the 4.1.4 Reassembly instructions!
3.3 Front Cover
Follow the 2.1.1 – 2.1.3 Disassembly instructions!
Prepare the new front cover.
Follow the 4.1.3 – 4.1.5 Reassembly instructions!
3.4 Keypad
Follow the 2.1.1 – 2.1.4 Disassembly instructions!
Prepare the new keypad.
Follow the 4.1.2 – 4.1.5 Reassembly instructions!
3.5 PCBA
Follow the 2.1.1 – 2.1.5 Disassembly instructions!
Prepare the new PCBA.
Follow the 4.1.1 – 4.1.5 Reassembly instructions!
3.6 Back Cover
Follow the 2.1.1 – 2.1.5 Disassembly instructions!
Prepare the new back cover.
Install the vibrator, music, camera, volume & power keys.
Follow the 4.1.1 – 4.1.5 Reassembly instructions!

Working Instruction, Mechanical
3/000 21-1/FEA 209 544/122 C
© Sony Ericsson Mobile Communications AB 20(66)
3.7 Co-brand Label
REMOVAL
Use dentist hook to loosen the co-brand label.
Lift co-brand off with tweezers.
Remove any glue found in co-brand area of the phone.
INSTALLATION
1. Position co-brand into place using the corner as
placement guide.
2. Using tweezers place the co-brand label onto the
phone.