Nokia Customer Care 5 - Disassembly Instructions Issue 1 03/2005 COMPANY CONFIDENTIAL Copyright © 2005 Nokia. All Rights Reserved.
RM-31 Nokia Customer Care 5 - Disassembly Instructions This page has been intentionally left blank. 2 COMPANY CONFIDENTIAL Copyright © 2005 Nokia. All Rights Reserved.
RM-31 5 - Disassembly Instructions Nokia Customer Care Table of Contents Page No Disassembly Instructions................................................................................... 5 General requirements ........................................................................................ 5 Detailed disassembly instructions ...................................................................... 6 Dome Sheet Placement ..............................................................................
RM-31 Nokia Customer Care 5 - Disassembly Instructions This page has been intentionally left blank. 4 COMPANY CONFIDENTIAL Copyright © 2005 Nokia. All Rights Reserved.
RM-31 5 - Disassembly Instructions Nokia Customer Care Disassembly Instructions ■ General requirements Use the correct ESD protection before handling the RM-31 product. Use gloves to handle the RM-31 product.
RM-31 Nokia Customer Care 5 - Disassembly Instructions ■ Detailed disassembly instructions Needed tools for disassembly. Protect the window with a plastic film. Remove the C-cover and protect the camera window. Unlock the side snaps with SRT-6 when opening the A-cover. Also protect the inner side of the window with a protective film. Remove the keymat. 6 COMPANY CONFIDENTIAL Copyright © 2005 Nokia. All Rights Reserved.
RM-31 5 - Disassembly Instructions Nokia Customer Care Unscrew the six Torx Plus® size 6 screws. For assembly, the reverse order and a Torx Plus® driver with a torque of 28Ncm has to be used. Take the engine module from the B-cover. Carefully open the LCD connector. Do not damage the LCD connector. Remove the UI shield assy with the LCD module. Lever out the LDC module from the UI shield. Protect the LCD Module with a protective film. Issue 1 03/2005 COMPANY CONFIDENTIAL Copyright © 2005 Nokia.
RM-31 Nokia Customer Care 5 - Disassembly Instructions Separate the light guide assy from the engine module. Do not use the SRT-6 on the right side to avoid damaging underneath components. Now, take away the light guide assy. Use a slotted screwdriver as a lever to open the camera shield. Use the SS-42 to unlock the camera module carefully. Note the guide pin when assembling. Place the removal tool as shown and unlock the snaps on both sides. Remove the DC-jack with a DC-plug.
RM-31 5 - Disassembly Instructions Nokia Customer Care Lever out the vibra motor. Remove the PDC key. Remove the volume key. First unlock this side of the IHF lid with SRT-6. Now, unlock the other side and remove the IHF lid. Note that the IHF net stays in place during disassembly. Release the IHF speaker carefully with a slotted screwdriver. Always use a new speaker adhesive when assembling. Issue 1 03/2005 COMPANY CONFIDENTIAL Copyright © 2005 Nokia. All Rights Reserved.
RM-31 Nokia Customer Care 5 - Disassembly Instructions Note: It is not possible to disassemble the power actuator without damaging it. The power actuator is the same material as B-cover. Note: If a new B-cover is used, a torque setting of 28Ncm and speed in the range of 400 - 600 rpm is required to cut the new thread. Caution: The display connector is fragile. Movement of the display module/UI shield assembly can damage the solder joints of connector on the display module or phone PWB.
RM-31 5 - Disassembly Instructions Nokia Customer Care Dome Sheet Placement Since the dome sheet has to be removed before every soldering process a new dome sheet needs to be placed between the PWB and light guide. Note: In some regions the light guide assembly (which includes the light guide, the metal frame and the domesheet) will be replaced as one part (this is the preferred procedure).
RM-31 Nokia Customer Care 5 - Disassembly Instructions Place the dome sheet onto the cleaned light guide and press them firmly together. Take care, that the holes of the domesheet align exactly with the holes on the light-guide. 12 COMPANY CONFIDENTIAL Copyright © 2005 Nokia. All Rights Reserved.
RM-31 5 - Disassembly Instructions Nokia Customer Care ■ Placing the light guide assembly onto the PWB In some regions there is the possibility to order the light guide assembly including the dome sheet. In any case the protecting foil needs to be carefully removed from the dome sheet. Then place the assembly to the PWB and press it firmly together. Note: It is very important to press the light guide assembly and the PWB properly together at any point.
RM-31 Nokia Customer Care 5 - Disassembly Instructions Reassembly Reassembly should be in reverse order to disassembly unless otherwise stated. 14 COMPANY CONFIDENTIAL Copyright © 2005 Nokia. All Rights Reserved.
