Nokia NPM-2NX Assembly And Disassembly Instructions

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CCS Technical Documentation
NPM-2NX Series Transceivers
Assembly & Disassembly
Instructions
ãNokia Corporation
Issue 1 07/02

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Summary of Contents for Nokia NPM-2NX

  • Page 1 CCS Technical Documentation NPM-2NX Series Transceivers Assembly & Disassembly Instructions ãNokia Corporation Issue 1 07/02...
  • Page 2: Table Of Contents

    6. Insert D-cover assembly..................6 7. Insert antenna ......................6 8. Insert screws ......................7 9. Insert antenna-cover to NPM-2NX assembly ............7 10. Insert dust cap for rf-connector ................8 Additional assembly instructions .................8 1. Insert type label to metal deck................8 2.
  • Page 3: Assembling The Npm-2Nx Transceiver

    NPM-2NX CCS Technical Documentation Assembly & Disassembly Instructions Assembling the NPM-2NX Transceiver Exploded NPM-2NX Assembly Figure 1: All parts and subassemblies of NPM-2NX Issue 1 07/02 ãNokia Corporation Page 3...
  • Page 4: Step-By-Step Assembly Instructions

    NPM-2NX Assembly & Disassembly Instructions CCS Technical Documentation Step-by-Step Assembly Instructions Wear cover gloves or finger covers and a wrist strap when assembling the phone. Insert Speaker (and gasket) to A-cover assembly Insert a speaker and a gasket together before assembling to A-cover. Be careful with the speaker's springs.
  • Page 5: Insert Microphone To System Connector

    NPM-2NX CCS Technical Documentation Assembly & Disassembly Instructions Insert microphone to system connector Look at the figure above carefully. Insert LCD-module to PWB Remove the display cover tape first. The display “face” needs to be blown with ionized air before assembling. Focus pin at upper end of lightguide (37) to hole in PWB (11) and screw towers of lightguide to cutouts on edge of PWB.
  • Page 6: Insert Lcd / Pwb Assembly To A-Cover

    NPM-2NX Assembly & Disassembly Instructions CCS Technical Documentation Insert LCD / PWB assembly to A-cover Before assembling LCD / PWB assembly to A-cover, check the placement of speaker assembly in A-cover. Screw towers in A-cover guides LCD / PWB assembly.
  • Page 7: Insert Screws

    Screwing order for pre-production is 50, 51, 52, 53, 54, and 55. Screwing order possibili- ties for testing purposes is limited to six (3!=3x2x1=6). Insert antenna-cover to NPM-2NX assembly In step one, push the front end of the antenna cover downwards until it snaps from four snap joints in it.
  • Page 8: Insert Dust Cap For Rf-Connector

    NPM-2NX Assembly & Disassembly Instructions CCS Technical Documentation Insert dust cap for rf-connector Push the dust cap downwards until it reaches the top surface of the antenna cover. Additional assembly instructions Insert type label to metal deck Focus type label (56) hole to hole located in metal deck (28).
  • Page 9: Insert Battery To Npm-2Nx Assembly

    CCS Technical Documentation Assembly & Disassembly Instructions Insert battery to NPM-2NX assembly In step one, push the battery (58) against the springs of the battery connector (25). In step two, push the battery from its front end downwards until it snaps onto the metal deck (28).
  • Page 10: Insert Ir-Window To A-Cover Assembly

    NPM-2NX Assembly & Disassembly Instructions CCS Technical Documentation Insert IR-window to A-cover assembly The IR-window is properly inserted when all four snaps are locked. Exploded D-cover assembly Insert volume key (32) before volume switch (31). Push metal deck (28) downwards from its sides near hooks until it snaps into D-cover (27).
  • Page 11: Disassembling The Npw-2Nx Transceiver

    NPM-2NX CCS Technical Documentation Assembly & Disassembly Instructions Disassembling the NPW-2NX Transceiver Preparation for Disassembly Disassembly Tools Shown left to right: Torque-limiting screwdriver (torque set at 22N-cm), fiberglass sol- dering aid, and T6 Torx+ driver. ESD Protection Some form of ESD protection should be used when handling the PWB and other elec- tronic components.
  • Page 12: Step-By-Step Disassembly Instructions

    NPM-2NX Assembly & Disassembly Instructions CCS Technical Documentation Step-by-Step Disassembly Instructions Remove battery-cover from Mozart assembly Slide battery cover backwards in Y-direction while pushing hard from its middle front area using your thumb. Slide the battery cover long enough to release snap joints and hooks on sides of it.
  • Page 13: Remove Screws

    NPM-2NX CCS Technical Documentation Assembly & Disassembly Instructions Remove screws The estimated optimal torque for the all six screws is 22 Ncm and the speed of rotation 480 rpm. The unscrewing order for pre-production is in the reverse order to screwing;...
  • Page 14: Remove Parts From D-Cover Assembly

    NPM-2NX Assembly & Disassembly Instructions CCS Technical Documentation the D-cover assembly. Remove parts from D-cover assembly Lift vibrator, SIM reader and buzzer out of their slots of D-cover using screwdriver with chisel point or your fingertips. Release both snap joints of volume key before disassem- bling volume switch.
  • Page 15: Remove Lcd / Pwb Assembly From A-Cover

    NPM-2NX CCS Technical Documentation Assembly & Disassembly Instructions Remove LCD / PWB assembly from A-cover Screw towers in A-cover guides LCD / PWB assembly. Note: Gloves and ESD protection are mandatory in this phase of disassembly to pre- vent fingerprints and damage in engine.
  • Page 16: Additional Disassembly Instructions

    NPM-2NX Assembly & Disassembly Instructions CCS Technical Documentation Additional disassembly instructions Remove battery from Mozart assembly Option 1: Lift battery upwards from its front end first by using screwdriver or your fin- gertip. Option 2: Use your palm as a cup while hitting phone slightly towards the cup, battery side down.
  • Page 17: Remove Ir-Window From A-Cover Assembly

    NPM-2NX CCS Technical Documentation Assembly & Disassembly Instructions Remove IR-window from A-cover assembly Start with snap joint at the middle of IR-lens by pushing it with screw driver with chisel point. There are four snap joints altogether. Remove LCD gasket from A-cover Tear gasket off from A-cover starting from the corner shown in figure above.
  • Page 18 NPM-2NX Assembly & Disassembly Instructions CCS Technical Documentation This page intentionally left blank. Page 18 ãNokia Corporation Issue 1 07/02...

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