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Sony Ericsson K750i Working Instructions

Sony ericsson mobile phone working instructions - mechanical
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Mechanical
Working Instructions -
Applicable for K750i & K750c
Contents
1 Read this first!.............................................................................................. 2
2 Introduction................................................................................................. 3
3 Repair actions .............................................................................................. 4
4 Label ........................................................................................................... 43
5 Revision History ........................................................................................ 44
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Company Internal
Sony Ericsson Mobile Communications AB
3.1 Battery Cover & Battery................................................................................. 5
3.2 Antenna Cover .............................................................................................. 7
3.3 Front .............................................................................................................. 9
3.4 Keyboard ..................................................................................................... 12
3.5 Plastic Carrier.............................................................................................. 13
3.6 LCD ............................................................................................................ 16
3.7 PBA ............................................................................................................ 18
3.8 Camera........................................................................................................ 21
3.9 Antenna ....................................................................................................... 22
3.10 Camera Flex.............................................................................................. 23
3.11 Speaker Box.............................................................................................. 24
3.12 System Connector..................................................................................... 25
3.13 Vibrator...................................................................................................... 26
3.14 Bluetooth Antenna..................................................................................... 27
3.15 IrDA Window ............................................................................................. 27
3.16 On/Off Key................................................................................................. 28
3.17 Volume Key ............................................................................................... 28
3.18 Music Player Key....................................................................................... 29
3.19 Camera Key .............................................................................................. 29
3.20 Frame ........................................................................................................ 30
3.21 Camera Gasket ......................................................................................... 30
3.22 Camera Glas ............................................................................................. 31
3.23 Tape, MS Duo ........................................................................................... 32
3.24 Support Pad, LCD ..................................................................................... 32
3.25 Pressure Pad Camera Connector ............................................................. 33
3.26 Camera Flex Pad (upper) & Camera BTB tape......................................... 34
3.27 Pressure Pad, mini T-top........................................................................... 35
3.28 Joystick Button .......................................................................................... 36
3.29 Keyboard Foil ............................................................................................ 37
3.30 Ground Springs ......................................................................................... 38
3.31 Spacer, board-to-board connector ............................................................ 39
3.32 Tape, plastic carrier................................................................................... 39
3.33 Liquid Intrusion Indicator ........................................................................... 40
3.34 Memory Card Rubber Lid .......................................................................... 41
3.35 Plug, external antenna .............................................................................. 41
3.36 Co-brand Inlay........................................................................................... 42
Applicable for K750i & K750c Working Instructions
Mechanical

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Summary of Contents for Sony Ericsson K750i

  • Page 1: Table Of Contents

    Applicable for K750i & K750c Working Instructions Mechanical Mechanical Working Instructions - Applicable for K750i & K750c Contents 1 Read this first!....................2 2 Introduction....................3 3 Repair actions ....................4 3.1 Battery Cover & Battery................. 5 3.1 Battery Cover & Battery................. 5 3.2 Antenna Cover ....................

  • Page 2: Read This First

    Applicable for K750i & K750c Working Instructions Mechanical 1 Read this first! After reading section 2 ‘Introduction’ and the first page of section 3 ‘Repair Actions’, do as follows when a mechanical part needs to be replaced: • Search for the part name on the contents page and go to the page number where the instruction is found •...

  • Page 3: Introduction

    Applicable for K750i & K750c Working Instructions Mechanical 2 Introduction Special Tools No new special tools are introduced but a few other Sony Ericsson tools are required: • NTZ 112 459 Torque screwdriver (or equivalent) • NTZ 112 288 Torx bit no. 6 •...

  • Page 4: Repair Actions

    Applicable for K750i & K750c Working Instructions Mechanical 3 Repair actions FRONT & REAR VIEWS PRECAUTIONARY ACTIONS Turn off the phone! Check that there is no memory stick inside the phone! Can be removed without gloves. 3/00021-1/FEA 209 544/94 G 4(44) ©...

  • Page 5: Battery Cover & Battery

    Applicable for K750i & K750c Working Instructions Mechanical 3.1 Battery Cover & Battery REMOVAL Remove the battery cover with your hand. Force the battery cover to slide from its locked position towards the end of the phone. Slide down the battery cover completely and remove it.
  • Page 6 Applicable for K750i & K750c Working Instructions Mechanical Battery Cover & Battery continued ASSEMBLY Slide the battery into the frame cavity with your fingers until it is secured in its proper position. Start at the bottom and slide the battery cover onto the phone.

  • Page 7: Antenna Cover

    Applicable for K750i & K750c Working Instructions Mechanical 3.2 Antenna Cover REMOVAL Follow the Removal instructions of section 3.1 Remove the two screws by using bit NTZ 112 1052 (Phillips bit). Removed screws cannot be reused and must be scrapped!

  • Page 8: Antenna Cover Continued

    Applicable for K750i & K750c Working Instructions Mechanical Antenna Cover continued ASSEMBLY The camera lid has to be open when the antenna cover is assembled to the frame! Place the antenna cover over the frame starting at the top and then snap them together.

  • Page 9: Front

    Applicable for K750i & K750c Working Instructions Mechanical 3.3 Front REMOVAL Follow the Removal instructions of section 3.1 – 3.2 Remove the two screws at the bottom of the phone by using NTZ 112 288 (torx bit no. 6). Removed screws cannot be reused and must be...

  • Page 10: Front Continued

    Applicable for K750i & K750c Working Instructions Mechanical Front continued When separating the front from the frame you have to be most careful not to damage these parts and in particular avoid damage to the front caused by the top hook (1) of...
  • Page 11 Applicable for K750i & K750c Working Instructions Mechanical Front continued ASSEMBLY Remove the inside protection foil (new front only)! Do not to scratch the glass with the tweezers! Use air blow equipment to clean the front glass! Make sure the keyboard is in its proper position! Place the front at the top over the frame.

  • Page 12: Keyboard

    Applicable for K750i & K750c Working Instructions Mechanical 3.4 Keyboard REMOVAL Follow the Removal instructions of section 3.1 – 3.3 Remove the keyboard by hand or tweezers. ASSEMBLY Make sure the keyboard is placed in its proper position by using the guide peg on the keyboard and the guide hole on the keyfoil! Place the keyboard onto the keyfoil.

  • Page 13: Plastic Carrier

    Applicable for K750i & K750c Working Instructions Mechanical 3.5 Plastic Carrier REMOVAL Follow the Removal instructions of section 3.1 – 3.4 Be careful not to damage the PBA and the plastic carrier with the opening tool! With the front opening tool, gently release the plastic carrier (not only the metal plate) from the frame.

  • Page 14: Plastic Carrier Continued

    Applicable for K750i & K750c Working Instructions Mechanical Plastic Carrier continued ASSEMBLY Remove the protection tape (1), (new plastic carrier only). Otherwise assemble a new adhesive on the plastic carrier. Assemble the keyfoil and metalplate to the plastic carrier. Gently bend the keyfoil flexfilm (2) underneath the...
  • Page 15 Applicable for K750i & K750c Working Instructions Mechanical Place the pad with the adhesive pointing downwards. Make sure the pad is within the hole and stick up above face of plastic carrier. Gently fold down the keyfoil and metal plate (7) onto the plastic carrier.

  • Page 16: Lcd

    Applicable for K750i & K750c Working Instructions Mechanical 3.6 LCD REMOVAL Follow the Removal instructions of section 3.1 – 3.5 Be careful not to damage the LCD flexfilm and the board- to-board connector with the tweezers! Disconnect the camera flexfilm board-to-board connector by lifting upwards with the flexfilm assembly tool.

  • Page 17: Lcd Continued

    Applicable for K750i & K750c Working Instructions Mechanical LCD continued ASSEMBLY Remove the LCD protection foil (new LCD only)! Gently place the LCD with your fingers to its proper position by using the frame guide peg (1). Apply 18 Ncm torque for the screws using NTZ 112 288 (torx bit no.

  • Page 18: Pba

    Applicable for K750i & K750c Working Instructions Mechanical 3.7 PBA REMOVAL Follow the Removal instructions of section 3.1 – 3.6 Be careful not to damage the camera flexfilm and the board-to-board connector with the tweezers! Disconnect the camera flexfilm board-to-board connector by lifting upwards with the flexfilm assembly tool.

  • Page 19: Pba Continued

    Applicable for K750i & K750c Working Instructions Mechanical PBA continued With the PBA in its raised position, wiggle the board side to side while pulling it away from the system connector. The system connector may become loose when the PBA...
  • Page 20 Applicable for K750i & K750c Working Instructions Mechanical PBA continued Do not bend the PBA too much upwards! With the PBA in its raised position, wiggle the board side to side (if necessary) while pressing it into the system connector.

  • Page 21: Camera

    Applicable for K750i & K750c Working Instructions Mechanical 3.8 Camera REMOVAL Follow the Removal instructions of section 3.1 – 3.7 Be careful with the camera and its flexfilm and do not touch the camera lens! Gently fold away the camera flexfilm to the right.

  • Page 22: Antenna

    Applicable for K750i & K750c Working Instructions Mechanical 3.9 Antenna REMOVAL Follow the Removal instructions of section 3.1 – 3.7 Be careful not to damage the frame and the antenna with the dentist hook! Remove the antenna from the frame with a dentist hook.

  • Page 23: Camera Flex

    Applicable for K750i & K750c Working Instructions Mechanical 3.10 Camera Flex REMOVAL Follow the Removal instructions of section 3.1 – 3.8 Note how the camera flex is assembled before removal! Be careful with the dentist hook! Gently bend with the dentist hook under the camera flex until it becomes loose.

  • Page 24: Speaker Box

    Applicable for K750i & K750c Working Instructions Mechanical 3.11 Speaker Box REMOVAL Follow the Removal instructions of section 3.1 – 3.9 Press with your finger from the back until the speaker box starts to become separated from the frame. Gently push the speaker box away from the frame until it becomes loose and can be removed.

  • Page 25: System Connector

    Applicable for K750i & K750c Working Instructions Mechanical 3.12 System Connector REMOVAL Follow the Removal instructions of section 3.1 – 3.7 Remove the system connector with a blunt pair of tweezers or by hand. ASSEMBLY Mount the system connector with your fingers or tweezers.

  • Page 26: Vibrator

    Applicable for K750i & K750c Working Instructions Mechanical 3.13 Vibrator REMOVAL Follow the Removal instructions of section 3.1 – 3.7 Do not touch the vibrator contact springs and do not damage the flywheel! Lift the vibrator straight up with a blunt pair of tweezers.

  • Page 27: Bluetooth Antenna

    Applicable for K750i & K750c Working Instructions Mechanical 3.14 Bluetooth Antenna REMOVAL Follow the Removal instructions of section 3.1 – 3.7 Note the BT antenna position on the frame! Remove the BT antenna with a dentist hook and a blunt pair of tweezers.

  • Page 28: On/Off Key

    Applicable for K750i & K750c Working Instructions Mechanical 3.16 On/Off Key REMOVAL Follow the Removal instructions of section 3.1 – 3.7 Remove the On/Off key with a blunt pair of tweezers. ASSEMBLY Mount a new On/Off key into the frame with the tweezers or your fingers.

  • Page 29: Music Player Key

    Applicable for K750i & K750c Working Instructions Mechanical 3.18 Music Player Key REMOVAL Follow the Removal instructions of section 3.1 – 3.7 Remove the music player key with a blunt pair of tweezers. ASSEMBLY Do not damage the music player key with the tweezers! Mount a new music player key by using the tweezers or your fingers.

  • Page 30: Frame

    Applicable for K750i & K750c Working Instructions Mechanical 3.20 Frame REMOVAL & ASSEMBLY Follow the Removal instructions of sections 3.1 – 3.19 Replace the frame. Follow the Assembly instructions of sections 3.19 – 3.1 3.21 Camera Gasket REMOVAL Follow the Removal instructions of section 3.1 – 3.8...

  • Page 31: Camera Glas

    Applicable for K750i & K750c Working Instructions Mechanical 3.22 Camera Glas REMOVAL Follow the Removal instructions of section 3.1 – 3.8 Be careful with the camera and its flexfilm. Gently remove the old camera glas with a blunt pair of tweezers.

  • Page 32: Tape, Ms Duo

    Applicable for K750i & K750c Working Instructions Mechanical 3.23 Tape, MS Duo REMOVAL Follow the Removal instructions of section 3.1 – 3.6 Be careful with the dentist hook! Remove the old tape using a dentist hook. ASSEMBLY If necessary, clean the metal surface with isopropyl alcohol before attaching the new tape! Attach a new tape using a blunt pair of tweezers.

  • Page 33: Pressure Pad Camera Connector

    Applicable for K750i & K750c Working Instructions Mechanical 3.25 Pressure Pad Camera Connector REMOVAL Follow the Removal instructions of section 3.1 – 3.6 Be careful with the dentist hook! Remove the pad using a dentist hook. ASSEMBLY If necessary, clean the surface with isopropyl alcohol before attaching the new pad! Attach a new pad using a blunt pair of tweezers.

  • Page 34: Camera Flex Pad (Upper) & Camera Btb Tape

    Applicable for K750i & K750c Working Instructions Mechanical 3.26 Camera Flex Pad (upper) & Camera BTB tape REMOVAL Follow the Removal instructions of section 3.1 – 3.6 There are two different solutions of pressure pads out in the field. If it looks like the picture to the right, you will HAVE to replace this with the new solution shown in the next step.

  • Page 35: Pressure Pad, Mini T-Top

    Applicable for K750i & K750c Working Instructions Mechanical ASSEMBLY If necessary, clean the surface with isopropyl alcohol before attaching the new tape! Attach the new tape using a blunt pair of tweezers. The alignment of the tape should follow the edges of the Camera Flex.

  • Page 36: Joystick Button

    Applicable for K750i & K750c Working Instructions Mechanical 3.28 Joystick Button REMOVAL Follow the Removal instructions of section 3.1 – 3.5 Remove the old joystick button with your fingers. The joystick button cannot be reused due to the crash ribs inside the button!

  • Page 37: Keyboard Foil

    Applicable for K750i & K750c Working Instructions Mechanical 3.29 Keyboard Foil REMOVAL Follow the Removal instructions of section 3.1 – 3.5 Gently flip the keyfoil and metal plate to the right. Remove the keyboard foil with a blunt pair of tweezers or by hand.

  • Page 38: Ground Springs

    Applicable for K750i & K750c Working Instructions Mechanical 3.30 Ground Springs REMOVAL Follow the Removal instructions of section 3.1 – 3.5 Remove the two ground springs using a blunt pair of tweezers. ASSEMBLY Mount two new ground springs using a blunt pair of tweezers.

  • Page 39: Spacer, Board-To-Board Connector

    Applicable for K750i & K750c Working Instructions Mechanical 3.31 Spacer, board-to-board connector REMOVAL Follow the Removal instructions of section 3.1 – 3.5 Be careful not to damage the keyboard flexfilm with the tweezers. Remove the spacer with a blunt pair of tweezers or by hand.

  • Page 40: Liquid Intrusion Indicator

    Applicable for K750i & K750c Working Instructions Mechanical 3.33 Liquid Intrusion Indicator REMOVAL Follow the Removal instructions of section 3.1 Note the position of the liquid intrusion indicator on the frame! Remove the liquid intrusion indicator with a dentist hook.

  • Page 41: Memory Card Rubber Lid

    Applicable for K750i & K750c Working Instructions Mechanical 3.34 Memory Card Rubber Lid REMOVAL Can be done without any previous disassembly! Remove the memory card rubber key with your fingers. ASSEMBLY Mount a new rubber lid by hand and using tweezers.

  • Page 42: Co-Brand Inlay

    Applicable for K750i & K750c Working Instructions Mechanical 3.36 Co-brand Inlay REMOVAL Can be done without any previous disassembly! Do not scratch the front with the dentist hook! Gently remove the co-brand inlay with a dentist hook. ASSEMBLY Attach a new co-brand inlay with a blunt pair of tweezers or by hand and keep the pressure on for a few seconds to secure a good fit.

  • Page 43: Label

    Applicable for K750i & K750c Working Instructions Mechanical 4 Label TOOLS • Hot air flow solder station • Blunt pair of tweezers • Zebra printer and computer INSTRUCTION This instruction should be used when exchanging an old label or assembling a new one.

  • Page 44: Revision History

    Applicable for K750i & K750c Working Instructions Mechanical 5 Revision History Rev. Date Changes / Comments 2005-05-19 Initial release 2005-07-14 Added section: Mount camera flex film pads Updated and corrrected fields. 2005-07-19 Due to system problem 2005-10-17 Instructions on camera flex film pad updated...

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K750c

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