Nokia NHL-2NA Series Disassembly Instructions Manual Download Page 32

Page: 32 / 34

NHL-2NA

CCS Technical Documentation

Page 12

Nokia Corporation

Issue 1 07/02

Things to remember when assembling

• Assembling instructions are dismantling instructions backwards.

• You do not need any extra force.

• Screwdriving order is as screws are numbered.

• Tightening torque for all screws is 22Ncm, use torque wrench.

• Installing parts from pushing springs is forbidden.

• Do not touch springs vhen dismantling or assembling.

• All spring contacts and PWB pads are sensitive to dirt and grease for instance

from hands.

• Be careful not to touch spring contacts or PWB pads with bare hands. Always use

gloves.

• New protective tape needed for grip flex.

Summary of Contents for NHL-2NA Series

Page 1: ...CCS Technical Documentation NHL 2NA Series Transceivers Issue 1 07 02 ãNokia Corporation Disassembly Instructions ...

Page 2: ...NHL 2NA Disassembly Instructions CCS Technical Documentation Page 2 ãNokia Corporation Issue 1 07 02 This page left intentionally blank ...

Page 3: ...from chassis assembly 12 SIM connector from acoustic chamber 13 Camera module from acoustic chamber 14 Dismantling main PWB from chassis assembly 16 Main PWB from chassis assembly 1 Proximity sensor from chassis assembly 2 Proximity sensor from chassis assembly 3 Power key from chassis assembly 4 Dismantling keymat cover assembly from grip 5 Dismantling of keymat cover 6 Dismantling of Battery con...

Page 4: ...NHL 2NA CCS Technical Documentation Page 2 ãNokia Corporation Issue 1 07 02 This page intentionally left blank ...

Page 5: ...Technical Documentation NHL 2NA Issue 1 07 02 ãNokia Corporation Page 1 Disassembly jig opened Install phone onto disassembly jig with grip opened NOTE Remember to wear gloves or finger covers when working ...

Page 6: ...own 2 Install upper part on the lower part so that the nails are in the phone tracks 3 And in the same time put the upper part guides to the lower part grooves 4 Push the upper part till end of the grooves opening direction 5 Pull with your thumb from battery cavity to completely disassemble phone 6 Push the upper part back to the starting point 7 Remove the upper part ...

Page 7: ...nsceiver away from grip module preventing damage to flex assembly Attention Be very careful not to break the flex Solder joints to main PWB Protective tape disassembly from grip 1 Take with tweezers protective tape from one corner and drag the tape away 2 At the same time do hold the connector at its place with other hand preventing connector to be damaged ...

Page 8: ...attery cover 2 Dismantle battery from transceiver 3 Take the plastic SRT 6 opening tool 4 Put one corner under the longer side of connector 5 Gently rotate the plastic plate first from one side of connector then the other side 6 Connector will be released from grip 7 Put Grip module to place where dust cannot reach the module ...

Page 9: ...CCS Technical Documentation NHL 2NA Issue 1 07 02 ãNokia Corporation Page 5 ...

Page 10: ...mber 1 Take B cover away from transceiver in hand 2 Put transceiver onto table 3 Remove screws RF 1 8x8 0 T6 No 5 6 4 Remove screws RF 1 8x6 0 T6 No 1 2 3 4 Note Arrange screws so that you can remember where to place them when assembling 5 Remove Acoustic Chamber from transceiver put it to a place where dust cannot reach camera cavity Lift from sides 2 6 5 1 4 3 ...

Page 11: ...ed in the picture above cor rect tightening sequence is 1 2 3 4 5 6 1 Screws RFF 1 8x6 0 T6 to acoustic chamber 2 pcs 2 Screws RFF 1 8x6 0 T6 to chassis assembly 2 pcs bottom corners 3 Screws RF 1 8x8 0 T6 to acoustic chamber 2 pcs top corners Note If only acoustic chamber is removed and replaced tightening sequence is then 1 2 5 6 ...

Page 12: ...ke the plastic SRT 6 opening tool put it between the A cover and chassis assembly from side 1 gently turning the blade 2 Turning the transceiver upside separate the A cover from transceiver in hand 3 Put transceiver onto jig attention not to drop UI module UI module faces upwards Figure 1 Detaching sequence 1 Side 1 ...

Page 13: ...CCS Technical Documentation NHL 2NA Issue 1 07 02 ãNokia Corporation Page 9 Figure 2 Detaching sequence 2 Figure 3 Detaching sequence 3 ...

Page 14: ... Technical Documentation Page 10 ãNokia Corporation Issue 1 07 02 Transceiver keymat from transceiver 1 Take away transceiver keymat 2 Check that inner plastic part white of rocker will remain on keymat UI Module ...

Page 15: ...Issue 1 07 02 ãNokia Corporation Page 11 UI module B B connector 1 Use plastic SRT 6 opening tool 2 Put plastic SRT 6 opening tool under longer side of UI module connector 3 Gently separate B B connector form UI module by turning the tool ...

Page 16: ...Documentation Page 12 ãNokia Corporation Issue 1 07 02 UI module from chassis assembly 1 Lift off the UI module by hand from chassis assembly 2 Place the UI module facing upwards to a place where dust cannot reach UI module ...

Page 17: ...oustic chamber 1 Take acoustic chamber to hand 2 Disconnect the sim connector with tweezers from front side 3 Withdraw the sim connector from acoustic chamber Note Sim connector can be loose in its cavity when assembled 4 Be careful not to bend springs Sim connector springs Withdrawal from this side ...

Page 18: ...Issue 1 07 02 Camera module from acoustic chamber 1 Put plastic SRT 6 opening tool under the camera PWB 2 With plastic SRT 6 opening tool gently pry out the camera from its housing by turning tool as in picture 3 Be careful not to pop out the camera from its cavity ...

Page 19: ... 15 4 Put camera to place where dust cannot access camera module 5 If gasket is damaged replace acoustic chamber 6 If guiding pin in acoustic chamber for camera is broken replace acoustic cham ber 7 Acoustic chamber shall be put to place where dust cannot reach camera cavity ...

Page 20: ...n Issue 1 07 02 Dismantling main PWB from chassis assembly 1 Remove screws RF 1 6x4 4 T5 1 2 3 4 Note Do not scratch PWB with screwdriving tool Note Assembly sequence for screws is as numbered 1 2 3 4 Only one step 1 Screws RFF 1 6x4 4 T5 to Main PWB 4pcs 1 2 3 4 ...

Page 21: ...nd put it onto table 2 Take Hf speaker from chassis put it onto table be careful not to damage spring or membrane 3 Take earpiece from chassis with earpiece tool put it onto table 4 Take headset from chassis with tweezers 5 Microphone can also be removed with a sharp object Note Magnetism in both HF speaker and earpiece pulls them together so be careful ...

Page 22: ...NA CCS Technical Documentation Page 2 ãNokia Corporation Issue 1 07 02 Proximity sensor from chassis assembly 1 Use plastic SRT 6 opening tool 2 Push proximity sensor snap to release it from chassis assembly ...

Page 23: ...CCS Technical Documentation NHL 2NA Issue 1 07 02 ãNokia Corporation Page 3 Proximity sensor from chassis assembly 1 Lift away proximity sensor ...

Page 24: ...HL 2NA CCS Technical Documentation Page 4 ãNokia Corporation Issue 1 07 02 Power key from chassis assembly 1 Use plastic SRT 6 opening tool 2 Push power key downwards to release it from chassis assembly ...

Page 25: ...eymat cover assembly from grip 1 Grip to hand remove screws PT 1 8x8 0 2pcs 1 2 2 Put fingers on both sides of battery connector 3 Pull upwards until battery connector is completely free from housing 4 Slide keymat cover forward to release bottom from Grip 5 Put Grip on pallet 1 2 3 4 5 2 1 ...

Page 26: ... upper side then bottom from keymat cover locking clips Dismantle grip PWB sliding it to left side direction Note When assembling grip PWB assemble first right side then left side 3 Put grip PWB to a dust free place 4 Lift away keymat from keymat cover Note If new keymat is assembled remember to take protective tape away from key mat 5 Pry out magnet with a sharp tool from keymat cover be careful ...

Page 27: ...on NHL 2NA Issue 1 07 02 ãNokia Corporation Page 7 Dismantling of Battery connector from PWB 1 Take grip PWB in hand so that battery connector is facing to the right side 2 Withdraw battery connector straight out from grip PWB ...

Page 28: ...p from pallet to hand 1 With tweezers remove vibra from grip Grip with tweezers at shorter sides of vibra 2 Remove with tweezers battery cover locking latch 3 Connect the charger plug to Dc jack carefully pry upwards the Dc jack from front side Dc jack will be released from grip 1 2 3 ...

Page 29: ...CCS Technical Documentation NHL 2NA Issue 1 07 02 ãNokia Corporation Page 9 DC jack released from grip sequencies ...

Page 30: ...NHL 2NA CCS Technical Documentation Page 10 ãNokia Corporation Issue 1 07 02 ...

Page 31: ...ia Corporation Page 11 Grip module positioning springs 1 Positioning spring must be as showed in the picture 2 End of the springs shall be toward keymat cover approx 0 5mm Springs against the bulb seen in picture Tolerances between springs and keymat cover ...

Page 32: ...ving order is as screws are numbered Tightening torque for all screws is 22Ncm use torque wrench Installing parts from pushing springs is forbidden Do not touch springs vhen dismantling or assembling All spring contacts and PWB pads are sensitive to dirt and grease for instance from hands Be careful not to touch spring contacts or PWB pads with bare hands Always use gloves New protective tape need...

Page 33: ...l Documentation NHL 2NA Issue 1 07 02 ãNokia Corporation Page 13 Plastic SRT 6 opening tool for all disassembly sequences SRT 6 opening tool Gripflex A cover and UI module Gripflex A d UI d l A cover and UI module ...

Page 34: ...NHL 2NA CCS Technical Documentation Page 14 ãNokia Corporation Issue 1 07 02 This page intentionally left blank ...

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