Proc Sheet 1 05
MyX-4
REMOVING / REPLACING THE METAL DOME
1/2
Ref. SCT U33 SM DTS 004– Index A - 29/03/01
Page 5-26
Tools :
- A 0.6mm torx screwdriver
- Gloves
- Metal dome Jig
Tweezers
Preliminary operation
This procedure must be performed by a technician with gloves.
1. Remove the back cover (
Proc sheet 0 01
).
2. Remove the battery (
Proc sheet 0 02
).
3. Remove the front cover (
Proc sheet 0 03
).
4. Unscrew the six attachment screws on the electronic board (1)
5. Remove the assembly flange
(Proc sheet 1 01)
then, the assembly display
(Proc sheet 1 02)
Removal procedure :
1. Lift up the metal dome (2) on the electronic card (1) with tweezers.
2. Proceed to the keys cleaning by the following way:
The PCB cleaning must be carried out with isopropanol and a non fluffy duster (Sagem reference
18552498-
2
).
Hold the PCB in the following way in order to release all the keys and to be able to clean them.
1 Wet the duster with alcohol and start by the bottom PCB.
2 Apply the duster on the other keys
3 Insist on the keyboard top keys
4 Apply the duster again on the bottom PCB
5 Check if there are no more residues on the keyboard.
Placement procedure :
Warning : The metal dome is not reusable, it must be necessarily replaced by a new metal dome,
unless the board is swapped and sent as level 3
1. Replace the metal dome on the electronic card, using the metal dome jig.
Further operations :
1. Replace the electronic board on the assembly plate(
Proc sheet 1.03
)
2. Replace the assembly display (
Proc sheet 1.02
)
3. Replace the assembly flange (
Proc sheet 1.01
)
4. Position and tighten the six attachments screws with torx settings of
0,25 N.m.
5. Replace the front cover (
Proc sheet 0 03
).
6. Replace the battery (
Proc sheet 0 02
).
7. Replace the back cover (
Proc sheet 0 01
).
8. Carry out the radio test (
Test Sheet 06
).
Содержание myV-55
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Страница 37: ...Site Technical Documentation GSM 900 1800 Serie 3000 Ref SCT U33 SM DTS 004 Index A 29 03 01 Page 5 1...
Страница 47: ...Proc Sheet 0 02 MyX 4 REMOVING REPLACING THE BATTERY 2 2 Ref SCT U33 SM DTS 004 Index A 29 03 01 Page 5 10 1 2...
Страница 54: ...Site Technical Documentation myX 4 Ref SCT U33 SM DTS 004 Index A 29 03 01 Page 5 17 LEVEL 1 MAINTENANCE...
Страница 66: ...Proc Sheet 1 06 MyX 4 REMOVING REPLACING THE JOYSTICK 2 2 Ref SCT U33 SM DTS 004 Index A 29 03 01 Page 5 29 2 1...
Страница 74: ...Site Technical Documentation myX 4 Ref SCT U33 SM DTS 004 Index A 29 03 01 Page 5 37 LEVEL 3 MAINTENANCE...
Страница 93: ...Site Technical Documentation myX 4 Ref SCT U38 SSC DTS 0019 Index A April 8 2004 Page A1 3 70 75 60 65 55...
