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Customer Care Solutions
RH-20 Series Transceivers

RH-20 Disassembly and
Assembly Instructions

Issue 1 10/2003 Nokia Corporation.
RH-20 Company confidential
RH-20 Disassembly and Assembly Instructions CCS Technical Documentation

Table of Contents
Page No
Disassembling RH-20 .................................................................................................... 3
Assembling RH-20....................................................................................................... 10
Disassembly and Reassembly Instructions for Camera Module.................................. 17

Page 2 Nokia Corporation. Issue 1 10/2003
Company confidential RH-20
CCS Technical Documentation RH-20 Disassembly and Assembly Instruc-

Disassembling RH-20

NOTE! Before you start

- Ensure that you are connected to the ESD wristband

NOTE! While disassembling/assembling the phone

- Use only the specified tools

- Be careful when handling sensitive components

- Avoid touching sensitive spring contacts connectors

- Protect the LCD with a foil whenever possible

1. Place the phone face down, press the Release Key and slide the battery cover downwards.

2. Flip gently the A-cover from down corner. Remove the A-cover.

Issue 1 10/2003 Nokia Corporation. Page 3
RH-20 Company confidential
RH-20 Disassembly and Assembly Instructions CCS Technical Documentation

3. Remove the Keymat.

4. Spread the B-cover from both sides until snaps inside will release it.

5. Remove the B-cover.

Page 4 Nokia Corporation. Issue 1 10/2003
Company confidential RH-20
CCS Technical Documentation RH-20 Disassembly and Assembly Instruc-

6. Remove the antenna

NOTE! Use only a specified opening tool, and be careful not to damage the mechanical parts.

Do not touch the antenna plate inside without gloves.

7. Remove the screws (6pcs) to get the module out from C-cover.

8. Remove the module out from the C-cover.

Note! Always use the specified tools.

Issue 1 10/2003 Nokia Corporation. Page 5
RH-20 Company confidential
RH-20 Disassembly and Assembly Instructions CCS Technical Documentation

9. Remove the UI module from the engine board.

NOTE! The UI module and the engine board are linked together by two board-to-board connec-
tors. Be careful not to damage them.

10. Remove the microphone by pressing it from its edge, or take the tweezers between the frame
and microphone and lift it out from the frame.

Page 6 Nokia Corporation. Issue 1 10/2003
Company confidential RH-20
CCS Technical Documentation RH-20 Disassembly and Assembly Instruc-

11. Remove the speaker by lifting it from the guiding pin.

NOTE! The speaker is attached into the frame by adhesive tape. Therefore, it may not loose easily.

12. To remove the Display shield, open the snaps from both sides by using the specified tool and
remove the shield.

NOTE! Be careful not to damage the shield.

13. To remove the LCD Module, keep it on a table by using soft cloth, and flip the LCD frame gen-
tly until the LCD Module detaches.

NOTE! Be careful not to damage the sensitive parts. Do not press the LCD module.

Issue 1 10/2003 Nokia Corporation. Page 7
RH-20 Company confidential
RH-20 Disassembly and Assembly Instructions CCS Technical Documentation

14. Remove the UI Board from the LCD frame.

NOTE! The UI Board is attached into the frame by adhesive tape. Therefore, it may not loose eas-
ily. Be careful not to damage the LCD Frame.

15. Remove the Volume Key and the Power Key.

16. Remove the Vibra by lifting it out of its place.

Page 8 Nokia Corporation. Issue 1 10/2003
Company confidential RH-20
CCS Technical Documentation RH-20 Disassembly and Assembly Instruc-

17. Remove the DC Jack by lifting it out of its place

NOTE! Be careful not to damage the C-cover.

18. Lift the Release Spring by tweezers from its place

19. Remove the Release Key by pressing the snaps towards the center from inside.

DISASSEMBLING COMPLETED!

Issue 1 10/2003 Nokia Corporation. Page 9
RH-20 Company confidential
RH-20 Disassembly and Assembly Instructions CCS Technical Documentation

Assembling RH-20
Reassembly takes place in reversed order compared with disassembly.

1. Press the Release Key downright into its place.

2. Put the Release Spring into its place.

3. Put the DC Jack into its place.

Page 10 Nokia Corporation. Issue 1 10/2003
Company confidential RH-20
CCS Technical Documentation RH-20 Disassembly and Assembly Instruc-

4. Put the Vibra into its place.

NOTE! Avoid touching the spring contacts.

5. Put the Volume Key into its place.

6. Put the Power Key into its place.

Issue 1 10/2003 Nokia Corporation. Page 11
RH-20 Company confidential
RH-20 Disassembly and Assembly Instructions CCS Technical Documentation

7. Put the Antenna into its place

NOTE! Do not touch the inside of the Antenna plate.

8. Put the UI Board into its place.

9. Place the LCD to the UI Frame.

NOTE! Do not press the LCD as it may damage.

Page 12 Nokia Corporation. Issue 1 10/2003
Company confidential RH-20
CCS Technical Documentation RH-20 Disassembly and Assembly Instruc-

10. Fit the Display Shield in its place.

Make sure the shield is properly locked on both sides to the frame.

11. Put the Speaker into the frame so that the guiding pin goes into its place.

12. Put the Microphone into the frame.

NOTE! Do not touch the spring contacts.

Issue 1 10/2003 Nokia Corporation. Page 13
RH-20 Company confidential
RH-20 Disassembly and Assembly Instructions CCS Technical Documentation

13. Place the UI Module and the engine together by closing the Display connector.

14. Put the unit into the C-cover.

1. 3. 5.

2. 4. 6.

15. Tighten the six screws by using following order.

NOTE! Set 20Ncm/650rpm to your Torque driver before tightening.

Page 14 Nokia Corporation. Issue 1 10/2003
Company confidential RH-20
CCS Technical Documentation RH-20 Disassembly and Assembly Instruc-

16. Place the B-cover into its place. Make sure the snaps on both sides are locked to the module.

17. Place the Keymat into its place.

18. Place the A-cover into its place.

Issue 1 10/2003 Nokia Corporation. Page 15
RH-20 Company confidential
RH-20 Disassembly and Assembly Instructions CCS Technical Documentation

19. Slide the Battery cover into its place until the Release Key locks it.

ASSEMBLING COMPLETED!

Page 16 Nokia Corporation. Issue 1 10/2003
Company confidential RH-20
CCS Technical Documentation RH-20 Disassembly and Assembly Instruc-

Disassembly and Reassembly Instructions for Camera Module

Remove Connector Shield when cleaning contacts or Camera Module is attached with four snaps into its
changing Camera Module. guidance. Place SRT-10 as shown in the picture and unlock
the snaps on both sides. Note releasing order.

Remove Camera Module carefully. Take care that Camera Do not touch contacts and camera lens. Use always
marking shows to right side when assembling. SRT-10 for assembly and disassembly.

Shift the SRT-10 into the camera groove. Take the Camera Module carefully and note the marking.

Issue 1 10/2003 Nokia Corporation. Page 17
RH-20 Company confidential
RH-20 Disassembly and Assembly Instructions CCS Technical Documentation

Place Camera Module into its guidance. It is very important Use SRT-10 to lock Camera Module into its guidance. Note
to take correct position of the Camera Module to avoid locking order.
destruction of this device.

Put the Connector Shield on the camera guidance and Check, that Camera Module is clean. When it is necessary
press it down. to clean the Camera lens, use compressed air for this
procedure only.

Page 18 Nokia Corporation. Issue 1 10/2003

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