Sony Ericsson G90 Working Instruction, Mechanical

Working Instruction, Mechanical

1210-5420 Rev1

Working Instruction, Mechanical

Applicable for G900

CONTENTS

1 Introduction ..............................................................................3

1.1 G900 ........................................................................................3

1.2 Equipment.................................................................................4

1.3 General cautions......................................................................5

1.4 Adhesives .................................................................................5

2 Disassembly .............................................................................6

2.1 Overview ...................................................................................7

2.1.1 Stylus ....................................................................................8

2.1.2 Battery Cover Assy & Battery................................................8

2.1.3 Camera Cover Assy..............................................................9

2.1.4 Front Assy and Keyboard....................................................10

2.1.5 Frame Assy.........................................................................12

2.1.6 Loudspeaker box and Sub PBA M2/SIM.............................12

2.1.7 Upper Flex Holder...............................................................13

2.1.8 Carrier LCD.........................................................................14

2.1.9 Display ................................................................................16

3 Replacements.........................................................................17

3.1 Stylus ...................................................................................... 18

3.2 Battery Cover Assy................................................................18

3.3 Battery.....................................................................................18

3.4 Camera Cover Assy ...............................................................18

3.5 Front Assy...............................................................................18

3.6 Frame Assy.............................................................................18

3.7 Keyboard.................................................................................18

3.8 Loudspeaker Box...................................................................19

3.9 M2/SIM Sub PBA.....................................................................19

3.10 Upper Flex Holder ..................................................................19

3.11 Carrier LCD .............................................................................19

3.12 Display.....................................................................................19

3.13 Gasket Loudspeaker..............................................................19

3.14 Gasket Camera.......................................................................20

3.15 Gasket Flash...........................................................................21

3.16 Gasket Mic ..............................................................................21

3.17 Gasket Q-Sif Camera..............................................................22

3.18 Light Guide .............................................................................23

3.19 Key On/Off...............................................................................23

3.20 Key Hold..................................................................................24

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 2(53)

3.21 Key Camera.............................................................................25

3.22 Key Volume.............................................................................25

3.23 Antenna Main Flex..................................................................26

3.24 Vibrator....................................................................................27

3.25 Flash Flex Assy......................................................................28

3.26 Ear speker...............................................................................31

3.27 Gasket ESD Top .....................................................................32

3.28 Volume Flex Assy...................................................................33

3.29 Grounding Cushions..............................................................34

3.30 Camera 5 MPixel.....................................................................35

3.31 Flex Keyboard Assy...............................................................36

3.32 Mic Gasket ..............................................................................37

3.33 BtB Gasket..............................................................................38

3.34 Camera Module QSIF.............................................................39

3.35 I/O Connector/Dust Gasket....................................................39

3.36 Thread Inserts.........................................................................40

3.37 Shield Cans x 5.......................................................................41

3.38 Liquid Intrusion Indicator......................................................42

3.39 Cushion 1,05 mm....................................................................43

3.40 ISP Cushion ............................................................................43

3.41 KRH Label ...............................................................................44

4 Reassembly ............................................................................44

4.1 Overview .................................................................................46

4.1.1 Display ................................................................................47

4.1.2 LCD Carrier.........................................................................47

4.1.3 Upper Flex Holder...............................................................48

4.1.4 M2/SIM Sub PBA and Loudspeaker box.............................49

4.1.5 Frame Assy.........................................................................50

4.1.6 Front Assy...........................................................................50

4.1.7 Camera Cover.....................................................................51

4.1.8 Battery and battery cover Assy ...........................................52

4.1.9 Stylos ..................................................................................52

5 Revision history.....................................................................53

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 3(53)

1 Introduction

1.1 G900

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 4(53)

1.2 Equipment

SPECIAL TOOLS

• NTZ 122 459 Torque screwdriver (or equivalent)

• NTZ112478 Torx bit no. 5

• NTZ 122 288 Torx bit no. 6

• NTZ 112 302/2 Front opening tool

• NTZ 122 521 Flex film assembly tool

• NTZ 112 590 Guitar pick

STANDARD TOOLS

Standard tools have to be locally purchased

• Dentist hook

• ESD tweezers

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

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 5(53)

1.3 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:

• S

WITCH 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, OPENING TOOLS, GUITAR PICK

ETC. TO AVOID SCRATCHES OR DAMAGES TO THE EXTERIOR AND INTERIOR PARTS OF THE PHONE!

• B

E CAREFUL NOT TO DAMAGE ANY CONTACT SPRINGS!

• REMEMBER TO REMOVE THE PROTECTION FOILS ON NEW PARTS SUCH AS THE FRONT COVER AND LCD!

• NEVER TOUCH THE DISPLAY GLASS!

• U

SE AIR BLOW EQUIPMENT TO KEEP THE FRONT WINDOW AND DISPLAY MODULE DUST FREE!

1.4 Adhesives

Use a dentist hook and/or the tweezers to remove old adhesives. Clean the surface with isopropyl alcohol before attaching new adhesives.

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 6(53)

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

DISASSEMBLY

REASSEMBLY

Contents

page

REPLACEMENTS

Done

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 7(53)

2.1 Overview

The disassembly is done in the following order:

1. Stylus

2. Battery Cover Assy (a) & Battery (b)

3. Camera Cover Assy

4. Front Assy and keyboard

5. Fame Assy

6. Loudspeaker Box

7. M2/SIM Sub PBA

8. Upper Flex Holder

9. LCD Carrier

10. Display

11. PBA

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 8(53)

2.1.1 Stylus

Use your fingers to slide out the Stylus

2.1.2 Battery Cover Assy & Battery

Use your fingers to lift up the Battery Cover

Use your fingers to lift out the Battery

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 9(53)

2.1.3 Camera Cover Assy

Use a guitar pick and slide it in as the picture shows.

Use a guitar pick and slide it upwards and around

Lift out the camera cover.

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 10(53)

2.1.4 Front Assy and Keyboard

Use Torx bit no 6 to remove the four screws.

Use Torx bit no 5 to remove the two screws.

Use a screw driver to unsnap the 5 internal hooks.

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 11(53)

Use a guitar pic to unsnap the front.

Lift out the Front and the Keyboard

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 12(53)

2.1.5 Frame Assy

Turn the phone around and lift of the Frame Assy

2.1.6 Loudspeaker box and Sub PBA M2/SIM

Go in over the Red/green LED with the Front Opening Tool and bend up the speaker box from the PCB

Mind the Red/Green LED.

Bend up the M2/SIM Sub PBA with the Front Opening Tool from the Speaker box

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 13(53)

Remove the Speaker box

Open the latch on the Sub PBA M2/SIM

Remove the Sub PBA M2/SIM

2.1.7 Upper Flex Holder

Unsnap the 2 hooks on the Holder with the Front opening tool

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 14(53)

Turn the phone around and lift of the Holder and unsnap the BtB connector with the front opening tool

2.1.8 Carrier LCD

Open the latch for the volume flex with a front opening tool

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 15(53)

Unsnap the carrier from the PBA

Lift out the Carrier Assy and

unsnap the b2b connector to the LCD Carrier

Company Internal

Working Instruction, Mechanical

1210-5420 Rev1 16(53)

2.1.9 Display

Unsnap the b2b connector to the LCD

Lift out the LCD

Company Internal

Sony Ericsson G90 Working Instruction, Mechanical

Specifications and Main Features

Frequently Asked Questions

User Manual