Nokia 6021 Service Manual 05 rm94 disassembly
Nokia Customer Care
5 - Disassembly/
Reassembly Instructions
Issue 1 04/2005 COMPANY CONFIDENTIAL
Copyright © 2005 Nokia. All Rights Reserved.
RM-94
Nokia Customer Care 5 - Disassembly/Reassembly Instructions
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2 COMPANY CONFIDENTIAL Issue 1 04/2005
Copyright © 2005 Nokia. All Rights Reserved.
RM-94
5 - Disassembly/Reassembly Instructions Nokia Customer Care
Table of Contents
Page No
Disassembly Instructions................................................................................... 5
General requirements ............................................................................................................................... 5
Detailed disassembly instructions......................................................................................................... 6
Reassembly ......................................................................................................... 9
Dome Sheet Placement .................................................................................... 10
Cleaning........................................................................................................... 10
Placing the dome sheet to the light guide........................................................ 10
Placing the light guide assembly onto the PWB .............................................. 12
Component Replacement Hints....................................................................... 13
Power switch (S2419)...................................................................................... 14
Helgo RF-chip (N7500).................................................................................... 14
Hardware accelerator (D1470)......................................................................... 15
UPP (D2800).................................................................................................... 15
Flash (D3000) .................................................................................................. 16
SIM card reader (X2700) ................................................................................. 16
System connector (X2002) .............................................................................. 17
UEM (D2200)................................................................................................... 17
Battery connector (X2000)............................................................................... 18
Bluetooth transceiver ....................................................................................... 19
Label placement............................................................................................... 20
Issue 1 04/2005 COMPANY CONFIDENTIAL 3
Copyright © 2005 Nokia. All Rights Reserved.
RM-94
Nokia Customer Care 5 - Disassembly/Reassembly Instructions
This page has been intentionally left blank.
4 COMPANY CONFIDENTIAL Issue 1 04/2005
Copyright © 2005 Nokia. All Rights Reserved.
RM-94
5 - Disassembly/Reassembly Instructions Nokia Customer Care
Disassembly Instructions
■ General requirements
Use the correct ESD protection before handling the RM-94 product.
Use gloves to handle the RM-94 product.
Required tools:
• torx 6 screwdriver, for disassembly
• torx 6 torque-driver, set to 28Ncm torque for reassembly
• slotted screwdriver
• tweezers
• SRT-6 opening tool
• DC-plug
Note: When shielding lids are removed from the shielding frames of the PWB, new lids
must be used in order to close the shielding properly. It is not allowed to re-use the removed ones.
Issue 1 04/2005 COMPANY CONFIDENTIAL 5
Copyright © 2005 Nokia. All Rights Reserved.
RM-94
Nokia Customer Care 5 - Disassembly/Reassembly Instructions
■ Detailed disassembly instructions
Needed tools for disassembly. Protect the window with a plastic film.
Remove the C-cover and protect the camera
window.
Also protect the inner side of the window with a
protective film.
Unlock the side snaps with SRT-6 when opening the A-cover.
Remove the keymat.
®
Unscrew the six Torx Plus
size 6 screws. For
assembly, the reverse order and a Torx Plus
Take the engine module from the B-cover.
®
driver with a torque of 28Ncm has to be used.
6 COMPANY CONFIDENTIAL Issue 1 04/2005
Copyright © 2005 Nokia. All Rights Reserved.
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