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Sony Ericsson K770 Working Instruction Download Page 35

 
 
 
 
 

Working Instruction

, 

Mechanical

 

 

3/000 21-1/FEA 209 544/142 A

 

Company Internal 

©

 Sony Ericsson Mobile Communications AB 

35(38) 

 

4.1.3 Front 

Cover 

Assembly 

KEY REASSEMBLY 

Follow the 3.18 – 3.20 Reassembly instructions! 

- Camera Key Assembly 
- On/Off key Assembly 
- Volume Key Assembly 

Assemble the 

Front cover

 and 

PCBA unit 

using the order 

shown.  

Install four silver screws (

marked with a yellow arrow)

 with 

torque screwdriver at 11 Ncm with a JCIS

.

 

 

Install four golden screws (

marked with a red arrow)

 with 

torque screwdriver at 17 Ncm with a T6 bit. 

Summary of Contents for K770

Page 1: ...er 13 3 2 Memory Stick Micro M2 128 MB 13 3 3 Front Cover Assembly 13 3 4 Frame Assembly 13 3 5 Keypad support plate Assembly 13 3 6 LCD Module 14 3 7 Ear Speaker 16 3 8 M2 SIM Assembly 17 3 9 Antenna box Speaker Gasket 19 3 10 Camera Module Camera lens 20 3 11 VGA Camera 22 3 12 System Connector System Connector gasket 24 3 13 Keypad Assembly Navi 25 3 14 Keypad Assembly Numeric 26 3 15 Camera ca...

Page 2: ...nstruction Mechanical 3 000 21 1 FEA 209 544 142 A Company Internal Sony Ericsson Mobile Communications AB 2 38 4 1 4 Memory Stick Micro M2 128 MB 36 4 1 5 Battery Battery Cover Assembly 37 5 Revision history 38 ...

Page 3: ...Working Instruction Mechanical 3 000 21 1 FEA 209 544 142 A Company Internal Sony Ericsson Mobile Communications AB 3 38 1 Introduction K770 ...

Page 4: ... tool NTZ 122 521 Flex film assembly tool NTZ 112 1077 Vga camera tool 1201 9362 3Mpixel Camera removal tool NTZ 112 590 Guitar pick STANDARD TOOLS Dentist hook Blunt pair of tweezers Guitar pick ESD EQUIPMENT Protect the phone from ESD damages whenever it has been opened by using ESD wristband ESD gloves LABEL EQUIPMENT The following special equipment is required when replacing or installing a ne...

Page 5: ... 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 FRONT COVER AND LCD NEVER TOUCH THE DISPLAY GLASS USE AIR BLOW EQUIPMENT TO KEEP THE FRONT WINDOW AND DISPLAY MODULE DUST FREE ADHESIVES Use a dentist hook or a blunt pair of tweezers to remove o...

Page 6: ...egins 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 2 1 Overview The disassembly is done in the following sequence 1 Battery Cover a Battery b 2 Front Cover asm 3 PBA unit 4 Frame asm 5 Keypad support plate asm Start Done REPLA...

Page 7: ... Company Internal Sony Ericsson Mobile Communications AB 7 38 2 1 1 Battery Cover Assy Battery Battery cover key Shift the battery cover key Lift the battery cover assy down and release it from the frame assembly Release the battery at the bottom and remove it ...

Page 8: ...l Sony Ericsson Mobile Communications AB 8 38 2 1 2 Memory Stick Micro M2 128 MB 1 Press in shortly the memory stick micro M2 128 MB 2 Remove the memory stick micro M2 128 MB with your fingers Assemble push in until it locks a new memory stick micro M2 128 MB with your fingers ...

Page 9: ... Front Cover Assembly Use torx screwdriver to remove the four screws marked with a red ring 4pcs And use cross screwdriver to remove the six screws marked with a yellow ring Unlock the side snaps with the front opening tool when disassembling the front cover from the PCBA unit Separate the front cover assembly from the module ...

Page 10: ...0 38 2 1 4 PBA Unit Frame Assembly Use cross screwdriver to remove the two screws THE FRAME HAS GOT TWO SNAP HOOKS Use the front opening tool or with your fingers to unsnap the frame assembly from the PCBA Grab the frame assembly by one hand and carefully push the PCBA unit up by the other hand as the picture PBA unit ...

Page 11: ...ons AB 11 38 2 1 5 Keypad support plate Assembly Separate the Key support plate from the PCBA unit Release the snap between Keypad support plate and M2 SIM assembly with Opening tool or Blunt pair of tweezers Carefully open the Key support plate connector with blunt pair of tweezers and avoid damaging the FPCB ...

Page 12: ...gins 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 or...

Page 13: ...are the new memory stick M2 128 MB Follow the 4 1 4 Reassembly instructions 3 3 Front Cover Assembly Follow the 2 1 1 2 1 3 Disassembly instructions Prepare the new front cover assembly Follow the 4 1 3 Reassembly instructions 3 4 Frame Assembly Follow the 2 1 1 2 1 4 Disassembly instructions Prepare the new frame assembly Follow the 4 1 2 Reassembly instructions 3 5 Keypad support plate Assembly ...

Page 14: ...LCD Module REMOVAL Follow the 2 1 1 2 1 5 Disassembly instructions LCD Module is attached with snap to the PCBA unit Unsnap with blunt pair of tweezers Carefully lift up the LCD module Use the flex film opening tool to remove the flex film INSTALLATION Use the flex film opening tool and insert the flex film into the connector ...

Page 15: ...ed Use the flex film opening tool and carefully press the bar on the connector towards the connector to close it Press the bar on the connector towards the connector by finger evenly to connect completely THE LCD MODULE HAS GUIDING PINS Use the guiding pins to position the LCD module on the PCBA unit Lock the LCD module s snap to PCBA unit ...

Page 16: ...REMOVAL Follow the 2 1 1 2 1 5 Disassembly instructions And Follow the 3 6 Disassembly instructions Push the ear speaker upward with finger as shown in the picture INSTALLATION Notice the pin direction before inserting the ear speaker to the LCD module speaker hole Press the ear speaker evenly to be inserted into the speaker hole properly ...

Page 17: ... Assembly REMOVAL Follow the 2 1 1 2 1 4 Disassembly instructions M2 SIM assembly is attached with snaps to the PCBA unit and Keypad support plate respectively Release the snaps with blunt pair of tweezers Lift the M2 SIM assembly from PCBA unit carefully Open the M2 SIM assembly connector carefully Take care not to damage the FPCB ...

Page 18: ...Sony Ericsson Mobile Communications AB 18 38 M2 SIM Assembly continued INSTALLATION Use the blunt pair of tweezers to assemble the connector Press the M2 SIM assembly down onto the PCBA unit to snap together Press the Keypad support plate down to make it snap to M2 SIM assembly ...

Page 19: ... 1 4 Disassembly instructions Use the blunt pair of tweezers to release the snap between Antenna box and PCBA unit Use your finger to remove the Antenna box from PCBA unit INSTALLATION Use your finger to carefully press it into the antenna guide hole until it s secured with a snap fit SPEAKER GASKET REMOVAL INSTALLATION Use the blunt pair of tweezers to remove the speaker gasket ...

Page 20: ...ra Module Camera lens REMOVAL Follow the 2 1 1 2 1 4 Disassembly instructions Use 3Mpixel camera removal tool to remove Camera 3Mpixel Position the 3Mpixel camera tool according to the picture Push the 3Mpixel camera tool to bottom and wiggle the tool side to side before lifting the tool up Use tweezers to remove the 3Mpixel camera ...

Page 21: ...38 Camera Module Camera lens continued INSTALLATION Notice the small slot in the socket and the small slot in the Camera 3Mpixel Use tweezers to position the Camera 3Mpixel Press gently on the top of the Camera 3Mpixel until it snaps into place CAUTION DO NOT TOCH THE LENS Follow the 4 1 5 4 1 9 Reassembly instructions ...

Page 22: ... Camera REMOVAL Follow the 2 1 1 2 1 5 Disassembly instructions Use VGA camera removal tool to remove VGA Camera Push the VGA camera tool to bottom and wiggle the tool side to side before lifting the tool up Use tweezers to remove the VGA camera INSTALLATION Notice the small slot in the socket and the small slot in the VGA camera ...

Page 23: ...9 544 142 A Company Internal Sony Ericsson Mobile Communications AB 23 38 VGA Camera continued Use tweezers to position the VGA camera Press gently on the top of the VGA camera until it snaps into place Follow the 4 1 1 4 1 5 Reassembly instructions ...

Page 24: ...r System Connector gasket REMOVAL Follow the 2 1 1 2 1 5 Disassembly instructions Use your fingers to remove the System Connector Use the tweezers to remove the system connector gasket INSTALLATION NOTE THE ORIENTATION OF THE SYSTEM CONNECTOR Use the tweezers to mount the system connector gasket Use your fingers to mount the System Connector ...

Page 25: ...Keypad Assembly Navi REMOVAL Follow the 2 1 1 2 1 3 Disassembly instructions Use tweezers to separate Keypad assembly Navi from the front cover INSTALLATION Position the keypad assembly Navi into the front cover Carefully press to attach the keypad assembly Navi to the front cover Follow the 4 1 4 4 1 5 Reassembly instructions ...

Page 26: ...OVAL Follow the 2 1 1 2 1 3 Disassembly instructions Use tweezers to separate Keypad assembly Numeric from the front cover INSTALLATION Position the keypad assembly Numeric into the front cover Band the Keypad assembly Numeric and insert it to the other side as shown in the picture Carefully press to attach the keypad assembly Numeric to the front cover ...

Page 27: ...ny Internal Sony Ericsson Mobile Communications AB 27 38 3 15 Camera cap Assembly REMOVAL Follow the 2 1 1 2 1 4 Disassembly instructions Use the blunt pair of tweezers to remove Camera cap from the Frame assembly INSTALLATION Use your finger and press the Camera cap ...

Page 28: ... Ericsson Mobile Communications AB 28 38 3 16 Camera door PWBA REMOVAL Follow the 2 1 1 2 1 4 Disassembly instructions Lift up the Camera door PWBA with the tweezers Use tweezers to pull up the Camera door PWBA INSTALLATION Place the Camera door PWBA on the frame and press it evenly ...

Page 29: ...ions AB 29 38 3 17 Camera Key Assembly REMOVAL Follow the 2 1 1 2 1 3 Disassembly instructions Remove the camera key assembly The Camera key assembly INSTALLATION THE FRAME HAS GOT TWO GUIDING PINS Attach the camera key assembly at both ends Note the right direction of the Camera Key assembly when assembling ...

Page 30: ...uctions Use the tweezers to remove the power key assembly INSTALLATION Use the tweezers to mount the power key assembly 3 19 Volume Key Assembly REMOVAL Follow the 2 1 1 2 1 3 Disassembly instructions Use the tweezers to remove the Volume key assembly from the frame INSTALLATION Use the tweezers to mount the Volume key assembly Note the right direction of the Camera Key assembly when assembling ...

Page 31: ...l Note the position of the label before removal Heat up the label by using hot air if needed Carefully remove the label without causing scratches If there still are residues clean the surface with isopropyl alcohol INSTALLATION Check that the proper label format is loaded in the Zebra printer Write a new label by using the program Label make and check that the printing is OK Take the new label and...

Page 32: ...uction of that section usually ends by directing you to this Reassembly section with a specification of the instructions you have to carry out in order to reassemble the phone 4 1 Overview The reassembly is done in the following sequence 1 Keypad support plate asm 2 Frame asm 3 PBA unit 4 Front Cover asm 5 Battery a and Battery Cover b Start Done REPLACEMENTS DISASSEMBLY REASSEMBLY Contents page ...

Page 33: ...544 142 A Company Internal Sony Ericsson Mobile Communications AB 33 38 4 1 1 Keypad support plate Assembly Connect the connector between Keypad support plate assembly and PCBA unit Press the Keypad support plate down to make it snap to M2 SIM assembly ...

Page 34: ...ny Internal Sony Ericsson Mobile Communications AB 34 38 4 1 2 PCBA Unit Frame Assembly Align the end of PCBA unit with the end of Flame assembly Press the PCBA unit to snap to the Flame assembly Install two silver screws with torque screwdriver at 11 Ncm with a JCIS ...

Page 35: ... Follow the 3 18 3 20 Reassembly instructions Camera Key Assembly On Off key Assembly Volume Key Assembly Assemble the Front cover and PCBA unit using the order shown Install four silver screws marked with a yellow arrow with torque screwdriver at 11 Ncm with a JCIS Install four golden screws marked with a red arrow with torque screwdriver at 17 Ncm with a T6 bit ...

Page 36: ...Mechanical 3 000 21 1 FEA 209 544 142 A Company Internal Sony Ericsson Mobile Communications AB 36 38 4 1 4 Memory Stick Micro M2 128 MB Assemble push in until it locks a new memory stick micro M2 128 MB with your fingers ...

Page 37: ...Cover Assembly Put the top of the battery against the battery connector Press the battery down at the bottom of the battery compartment Align the bottom of the Battery cover assembly with the guide line of the Flame assembly Use your hands to close the Battery cover assembly Press the Power key after assembly completed to check up the operation ...

Page 38: ...Working Instruction Mechanical 3 000 21 1 FEA 209 544 142 A Company Internal Sony Ericsson Mobile Communications AB 38 38 5 Revision history Rev Date Changes Comments A 2007 09 24 Initial release ...

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