Nokia Customer Care RH-37 Series Transceivers 5 - Disassembly Instructions Issue 1 07/04 2004 Nokia Corporation Company Confidential Page 1
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RH-37 5 - Disassembly Instructions Nokia Customer Care Table of Contents Page No Disassembly Instructions ....................................................................................................................... 5 General requirements .......................................................................................................................... 5 Detailed disassembly instructions ...................................................................................................
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RH-37 5 - Disassembly Instructions Nokia Customer Care Disassembly Instructions General requirements Use the correct ESD protection before handling the RH-37 product. Use gloves to handle the RH-37 product.
RH-37 5 - Disassembly Instructions Nokia Customer Care Detailed disassembly instructions Needed tools for disassembly. Protect the Window with a plastic film. Press the C-Cover Lock before pulling the C-Cover. Protect the Camera Window with a plastic film. Lift the topside of the A-Cover and then remove it carefully. Also protect the inner side of A-Cover with a plastic film.
RH-37 5 - Disassembly Instructions Nokia Customer Care 6 2 5 1 3 4 Remove Keymat. 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. Separate the Modules from B-Cover. Open the LCD Connector with SRT-6 carefully. Use SRT-6 to separate the LCD-Module from UI-Shield. Protect the LCD-Module with a plastic film.
RH-37 5 - Disassembly Instructions Nokia Customer Care When changing the Light Guide Assy use SRT-6 as a lever. Keep in mind that Dome Sheet is glued to the Engine Module. Put the Engine Module into the Soldering Jig. Use a slotted screwdriver as a lever to open the Camera Shield. Camera Module is attached with four double snaps into its guidance. Place the removal tool as shown in the picture and unlock the snaps on both sides. Note releasing order.
RH-37 5 - Disassembly Instructions Nokia Customer Care All Gel Grips are attached to the B-Cover with hooks. Slide the Gel Grip as shown in the picture to unlock the hooks. The numeric characters of the Grips are for place identification only. Use the DC-Plug to remove the DC-Connector. Tweezers can be used to remove the Microphone. Tweezers can also be used to remove the Vibra Motor. Push down the clip of the IHF Lid Assy to release the Lid and the Power Key.
RH-37 5 - Disassembly Instructions Nokia Customer Care The parts drop out easily. IHF Speaker can be removed with tweezers. Note the guiding pin while re-assembling. Push out the Blind Plug by using a screwdriver. 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.
RH-37 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 PWM and light guide. Note: In some regions the lightguide assembly (which includes the lightguide,the metalframe and the domesheet) will be replaced as one part (this is the preferred procedure).
RH-37 5 - Disassembly Instructions Nokia Customer Care 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 lightguide.
RH-37 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.
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