Working Instructions, SP/Mechanical
Working Instructions, SP/Mechanical
Applicable for T300, T302
Contents
1 Disassembly............................................................................................................................2
Process Tools ....................................................................................................................2
Equipment.........................................................................................................................2
Instructions........................................................................................................................2
2 Reassembly ......................................................................................................................5
Process Tools ....................................................................................................................5
Equipment.........................................................................................................................5
Instructions........................................................................................................................5
3 Replacement of Mechanical Parts ........................................................................................8
3.1 Microphone........................................................................................................8
3.2 Equipment..........................................................................................................8
3.2 Front Cover .....................................................................................................9
3.3 Joystick button ..............................................................................................10
3.4 Loudspeaker ....................................................................................................11
3.5 Keyboard .........................................................................................................12
3.6 Carrier assembly ..........................................................................................13
3.7 Volume Key.....................................................................................................14
3.8 Buzzer Gasket ..............................................................................................15
3.10 Antenna Cover Replacement...........................................................................17
3.11 Dome Foil........................................................................................................19
4. Process Tools for Label ................................................................................................20
4.1 Instructions................................................................................................................20
5 Revision History............................................................................................................21
3_00021-102_FEA 209 549_69C Approved according to 000 21-LXE 107 42/1
© SonyEricsson Mobile Communications AB
 Working Instructions, SP/Mechanical
1 Disassembly
Process Tools
" Torque screwdriver, torx no.6 set to 20 Ncm.
" Pair of tweezers
" Side opening tool NTZ 112 303/2
" Front opening tool NTZ 112 302
" Antenna cover opener F101106
Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
Instructions
# Figure Instruction Note
1 To remove the front start by Note: Try to use side
pressing button on top of the opening tool NTZ 112
front. Press the front out. 303/2 and front opening
tool NTZ 112 302 to
remove the front.
See Fig 1.2
fig1.1
2 Remove the front by
depressing the front clasp. Use
the side opening tool NTZ 112
303/2 and the front opening
tool NTZ 112 302. (Fig 1.2)
fig1.2
3 Remove the battery cover and
the battery. (fig 1.3)
fig 1.3
4 Use the antenna cover opener
F101106 to remove the antenna
cover. (fig 1.4)
fig1.4
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 Working Instructions, SP/Mechanical
# Figure Instruction Note
5 Remove these screws (4 ea.). Removed screws cannot be
(fig1.5) reused and must be
scrapped.
fig1.5
6 Remove these screws (2 ea.). Removed screws cannot be
(fig1.6) reused and must be
scrapped.
fig1.6
7 Lift up the joystick with your Note: Use a pair of
fingers. tweezers under the joystick
(Fig1.7) button and press upwards.
fig1.7
8 Remove the metal carrier and
the LCD carrier from the PCB
(fig1.8).
fig1.8
9 Press out the vibrator with a Press on the rotating part
pair of tweezers. (fig 1.9) of the vibrator.
fig1.9
10 Pick up the LCD carrier and Don t press on the LCD
press out the loudspeaker from glass parts.
the carrier with your thumb.
(fig 1.10)
fig1.10
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 Working Instructions, SP/Mechanical
# Figure Instruction Note
11 Press the microphone upwards
from the frame with the help of
a pair of tweezers. Press on the
rubber sides until the
microphone is free from the
cavity. (fig 1.11)
fig1.11
12 Press the volume key outwards
using a pair of tweezers. (fig
1.12)
fig1.12
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 Working Instructions, SP/Mechanical
2 Reassembly
Process Tools
" Torque screwdriver, torx no.6 set to 20 Ncm.
" Pair of tweezers.
Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
Instructions
# Figure Instruction Note
11 Pick up the microphone with Press the microphone until
the help of a pair tweezers and it reaches the bottom of the
place it in the front. (fig 2.1) cavity.
fig2.1
12 Pick up the dome foil and Assemble the dome foil
remove the protective foil. with help of the guiding
Assemble the dome foil over holes and two marks for
the PCB (sticky side down). the dome foil. Press the the
(fig2.2) foil onto the PCB with
your fingers.
fig 2.2
13 Assemble the buzzer gasket
with a pair of tweezers.
Press the buzzer gasket so that
it sticks onto buzzer. (fig2.3)
fig 2.3
14 Place the PCB (upside down) NOTE: Do not touch the
onto the front cover. Make contact spring.
sure that all the holes are
aligned. (fig 2.4).
fig2.4
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 Working Instructions, SP/Mechanical
# Figure Instruction Note
15 Remove the protective foil on Position the speaker with
the speaker and mount the the correct orientation into
speaker in the carrier the LCD carrier.
assembly. (fig2.5)
fig2.5
16 Place the carrier assembly over The guiding pins on the
the PCB. (fig 2.6) LCD carrier shall fit into
the holes on the PCB.
fig2.6
17 Pick up the vibrator and place
it in the metal carrier.
(fig 2.7)
fig2.7
18 Place the metal carrier onto the
PCB and lift up the tab of the
protective foil over the metal
carrier. (fig.2.8).
fig2.8
19 Fasten the metal carrier onto Hold the metal carrier in
the frame. Mount the screws in the correct position.
the following sequence. Check that springs have
contact with the vibrator.
1. Bottom screw beside the
vibrator contact pads. Removed screws cannot be
reused and must be
2. Middle left.
scrapped.
fig2.9
3. Bottom screw beside the
Torque screwdriver torx
cam (rotating part of the
no. 6 set to 20Ncm.
vibrator).
4. Middle right
(fig 2.9)
20 5. Top right Do not damage the LCD.
6. Top left Removed screws cannot be
reused and must be
(fig2.10)
scrapped.
Torque screwdriver torx
no. 6 set to 20Ncm
fig2.10
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 Working Instructions, SP/Mechanical
# Figure Instruction Note
21 Pick up the joystick gasket
with a pair of tweezers and the
joystick button by hand. Place
the gasket in the centre of the
joystick button.(fig 2.11)
fig 2.11
22 Press the joystick button down Note: the button does not
onto the square plastic pin on have to be oriented in any
the switch. (fig2.12). special direction.
fig2.12
23 Pick up and mount the volume NOTE: The thicker pins
key. (fig2.13) shall be positioned
upwards.
fig2.13
24 Assemble the antenna cover
onto the frame. (fig2.14)
fig2.14
25 Put the keys into the front and Remove the adhesive
remove the LCD protection residue on the LCD carrier
foil. (fig2.15) before assembling the
frame and the front
together.
fig2.15
26 Pick up the front and remove Be careful not to scratch
the dust protection foil inside the inside of the window
the front with a pair of with the pair of tweezers.
tweezers. (fig2.16)
fig2.16
27 Assemble the frame and the Start with the hooks on the
front together. (fig 2.17) inside lower end of the
front.
fig2.17
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 Working Instructions, SP/Mechanical
3 Replacement of Mechanical Parts
3.1 Microphone
" Pair of tweezers
3.2 Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
3.1.1 Instructions
" Disassemble the phone as described in 1 Disassembly (page 2-3), follow steps 1- 10
# Figure Instruction Note
1 Remove the microphone from
the frame cavity with a pair of
tweezers. (fig3.1.)
fig 3.1
2 Pick up the new microphone Note: Assemble the
with a pair of tweezers. microphone without
(fig 3.2) bending the pins.
fig3.2
3 Mount the microphone in the
cavity in the frame. (fig3.3)
fig3.3
4 Press the microphone to the
bottom of the frame cavity.
(fig3.4)
fig3.4
" Assemble the phone as described in 2 Reassembly (page 4), follow steps 11-28
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 Working Instructions, SP/Mechanical
3.2 Front Cover
3.2.1 Process Tools
" Pair of tweezers.
3.2.2 Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
3.2.3 Instructions
" Disassemble the phone as described in 1 Disassembly (page 2), follow steps 1-3
# Figure Instruction Note
1 Remove the keys from the
front cover. (fig 3.2.1)
fig3.2.1
2 Fetch a new front cover and
place the keys inside it.
(fig3.2.2).
fig3.2.2
3 Remove the protection gasket Be careful not to scratch
inside the window. (fig3.2.3). the inside of the front
window with the pair of
tweezers.
fig3.2.3
" Assemble the phone as described in 2 Reassembly (page 4), follow steps 25-28
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 Working Instructions, SP/Mechanical
3.3 Joystick button
3.3.1 Process Tools
" Pair of tweezers
3.3.2 Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
3.3.3 Instructions
" Disassemble the phone as described in 1 Disassembly (page 2), follow steps 1-5
Figure Instruction Note
#
1 Remove the old button with Note: Use a pair of
your fingers. (fig3.3.1) tweezers under the joystick
button and press upwards.
fig3.3.1
2 Fetch a new joystick and
gasket. (fig3.3.2)
fig3.3.2
Mount the gasket on the centre
of the joystick with a pair of
tweezers. (fig3.3.3)
fig3.3.3
3 Press the joystick button down Note: the button does not
onto the square plastic pin of have to be oriented in any
the switch using your fingers. special direction.
(fig 3.3.4)
fig 3.3.4
" Assemble the phone as described in 2 Reassembly (page 4), follow steps 21-28
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 Working Instructions, SP/Mechanical
3.4 Loudspeaker
3.4.1 Process Tools
" Pair of tweezers
3.4.2 Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
3.4.3 Instructions
" Disassemble the phone as described in 1 Disassembly (page 2), follow steps 1-8
# Figure Instruction Note
1 Remove the LCD carrier from
the PCB with your fingers.
(fig3.4.1).
fig3.4.1
2 Carefully remove the old Press out the speaker
speaker with your fingers. gently.
.(fig3.4.2)
fig3.4.2
Remove the protection foil on
the new speaker with a pair of
tweezers. (fig3.4.3).
fig3.4.3
3 Mount the loudspeaker in the Note: Assemble the
cavity with a pair of tweezers loudspeaker with the
(fig 3.4.4). correct orientation into the
LCD carrier.
fig3.4.4
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 Working Instructions, SP/Mechanical
" Assemble the phone as described in 2 Reassembly (page 4), follow steps 15-28
3.5 Keyboard
3.5.1 Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
3.5.2 Instructions
" Disassemble the phone as described in 1 Disassembly (page 2), follow steps 1
# Figure Instruction Note
1 Replace the old keys with a
new set with your fingers.
(fig3.5.1)
fig3.5.1
" Assemble the phone as described in 2 Reassembly (page 4), follow steps 25-28
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 Working Instructions, SP/Mechanical
3.6 Carrier assembly
3.6.1 Process Tools
" Pair of tweezers.
3.6.2 Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
3.6.3 Instructions
" Disassemble the phone as described in 1 Disassembly (page 2), follow steps 6-8
# Figure Instruction Note
1 Lift up the old carrier
assembly with yours fingers.
(fig3.6.1)
fig3.6.1
2 Take the new LCD carrier and Remove the protection foil
mount the speaker in the on the speaker.
cavity. Use a pair of tweezers.
(fig3.6.2)
fig3.6.2
3 Mount the new LCD carrier
with the speaker over the PCB
with your fingers. (fig3.6.3)
fig3.6.3
" Assemble the phone as described in 2 Reassembly (page 4), follow steps 15-28
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 Working Instructions, SP/Mechanical
3.7 Volume Key
3.7.1 Process tools
" Pair of tweezers
3.7.2 Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
3.7.3 Instructions
" Disassemble the phone as described in 1 Disassembly (page 2), follow steps 1-10
# Figure Instruction Note
1 Remove the volume key using Check that the latches
a pair of tweezers. (fig 3.7.1) don t break and remain
inside the phone.
(You can also use your
fingernail instead of a pair of Be careful not to scratch
tweezers) the frame and the key with
the pair of tweezers.
fig3.7.1
2 Take a new volume key.
3 Mount the volume key. The thicker pins shall be
(fig3.7.2) positioned upwards.
fig3.7.2
" Assemble the phone as described in 2 Reassembly (page 4-5), follow steps 23-28
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 Working Instructions, SP/Mechanical
3.8 Buzzer Gasket
3.8.1 Process Tool
" Pair of tweezers.
3.8.2 Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
3.8.2 Instructions
" Disassemble the phone as described in 1 Disassembly (page 2), follow steps 1-8
# Figure Instruction Note
1 Remove the gasket from the
buzzer with a pair of tweezers.
(fig3.8.1)
fig3.8.1
2 Take a new buzzer gasket with
a pair of tweezers. (fig3.8.2).
fig3.8.2
3 Mount the buzzer gasket onto Check that the gasket does
the buzzer. (Fig3.8.3). not cover the sound
channel on the buzzer.
fig3.8.3
" Assemble the phone as described in 2 Reassembly (page 4), follow steps 13-28
3_00021-102_FEA 209 549_69C 15(21)
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 Working Instructions, SP/Mechanical
3.9 Vibrator Assembly
3.9.1 Process Tools
" Pair of tweezers.
3.9.2 Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
3.9.3 Instructions
" Dismount the phone as described in 1 Disassembly (page 2), follow steps 1-7
# Figure Instruction Note
1 Remove the vibrator using a Press on the rotating part
pair of tweezers. (fig3.9.1) of the vibrator.
fig3.9.1
2 Fetch a new vibrator.
3 Mount the vibrator with a pair Don t press on the rotating
of tweezers. (fig 3.9.2) part of the vibrator. Press
on the rubber part of the
vibrator instead.
fig3.9.2
" Assemble the phone as described in 2 Reassembly (page 4), follow steps 17-28
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 Working Instructions, SP/Mechanical
3.10 Antenna Cover Replacement
3.10.1 Process Tools
" Antenna Cover Opener F101106
3.10.2 Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
3.10.3 Instructions
" Dismount the phone as described in 1 Disassembly (page 2), follow steps 1-4
# Figure Instruction Note
1 Remove the battery. (fig3.10.1)
fig3.10..1
2 Take the antenna cover opener
F101106. Push the tool-hooks
into the two holes in the frame
underneath the antenna cover.
Push the tool downwards until
it touches the frame. (fig 3.10.2)
fig3.10.2
3 Pull the tool backwards until
the antenna cover hooks are
disengaged. Continue to move
the tool in the same direction
until the hooks of the tool are
free. (fig3.10.3).
fig3.10.3
4 Remove the antenna cover Be careful so you don t
opener F101106. damage the antenna flex
foil film on the frame with
the hooks.
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 Working Instructions, SP/Mechanical
# Figure Instruction Note
5 Replace the antenna cover and
mount the new part. Start with
the top of the antenna cover.
(fig3.10.4)
fig3.10.4
" Assemble the phone as described in 2 Reassembly (page 4), follow 24-28
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 Working Instructions, SP/Mechanical
3.11 Dome Foil
3.11.1 Process tool
" Pair of tweezers
3.11.2 Equipment
" ESD-gloves (cotton gloves)
" ESD-wristband
3.11.2 Instructions
" Dismount the phone as described in 1 Disassembly (page 2), follow steps 1-6
# Figure Instruction Note
1 Remove the dome foil with Check that all of the dome
a pair of tweezers. foil is removed from the
(fig3.11.1) PCB. Clean the PCB with
isopropyl alcohol.
The removed dome foil
must be scrapped and
cannot be reused.
fig3.11.1
2 Take a new dome foil and Align the dome foil with
mount it in the correct help of the guiding holes
position. (fig3.11.2) and two marks for the
. dome foil. Press the foil
onto the PCB with your
fingers
fig 3.11.2
3 The dome foil is smoothed NOTE: No air bubbles
over the PCB. (fig3.11.3) under the dome foil.
Fig3.11.3
" Assemble the phone as described in 2 Reassembly (page 4), follow 12-28
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 Working Instructions, SP/Mechanical
4. Process Tools for Label
" Hot air blower.
" Pair of tweezers.
4.1 Instructions
This instruction should be used when you intend to exchange an old label or mount a new
one.
1. Heat up the label with a hot air blower.
2. Carefully remove the label, make sure that all the residue is removed. Do not scratch the
frame.
NOTE! Only one label is allowed in the battery cavity.
3. Printing: The text must be fully readable visually and through bar code readers.
1 Take the new label and NOTE: No air bubbles
place it in the battery cavity. under the label.
The label should be centred
and parallel to the sides of
the cavity. (fig.1)
Fig1
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 Working Instructions, SP/Mechanical
5 Revision History
Rev. Date Changes / Comments
A 2002-04-26 First Release
B 2002-08-19 New photo
C 2002-09-16 Minor changes
3_00021-102_FEA 209 549_69C 21(21)
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