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GX30
3 – 1
CONFIDENTIAL
Phone
GX30
Service Manual
Service Manual
Market
E
CHAPTER 3.
DISASSEMBLY AND REASSEMBLY
[1] Servicing Concerns
1. For disassembling
1. Please do not remove the board of base band section by pulling
external interface connector, otherwise you will make damage to
the board.
2. Shield case is attached on shield case holder without clearance.
When you remove it, please take care not to remove together with
shield case holder. If you remove shield case holder together, you
can not attach it again because it is attached by solder and in such
a case, you should have taken electric pattern on the board as well.
2. For reassembling
1. Please make sure that all cosmetic parts have no scratch and
clean.
2. Please make sure that you can open and close handset smoothly
and hear tick sound of hinges.
3. Please make sure that main screen display panel is placed in
proper position without inclination.
4. Please make sure that all three battery terminals protrude evenly.
5. Please make sure that the pawl of aerial is upside.
•
FASTENING TORQUE (Referential Value)
The value is for reference when an electric screwdriver (HIOS
CL4000) is used.
•
SOLDERING SPECIFICATION
Soldering iron must be set to 350° C for 5 seconds.
•
NOTES FOR REPLACING THE EARPIECE
•
MOUNT THE PWB
•
STANDARD POSITION OF ATTACHMENT
When replacing the following labels (marked with
), be sure to
put new ones on the specified positions.
[Magnet/Cushion, Driver]
[Cushion, Camera Unit]
• Back Cabinet (Key)/
Front Cabinet (Key)
• Back Cabinet (Display)/
Front Cabinet (Display)
17.6
±
2 N • cm
(1.8
±
0.2 Kgf • cm)
1. When replacing the earpiece, make sure the earpiece sheets (B)
are removed. Also, attach the earpiece sheet (A) to the specified
position.
2. When replacing the front cabinet (display) with the earpiece
sheets (B), replace the earpiece at the same time.
3. The earpiece sheets (B) is not supplied.
Front Cabinet, Display
Sheet,
Earpiece (B)
Standard position
Standard
position
Sheet,
Earpiece (A)
Earpiece
NG
OK
NG
Key PWB-B
(Rear Side)
Shield Case, BB
OK
OK
NG
1
3
2
The PWB is set
into the holes 1 and 2 .
The PWB is
out of the holes 1 and 2 .
The PWB is set
into the hole 3 .
The PWB is
out of the hole 3 .
Application range
Front Cabinet,
Display
Standard
position
Standard
position
Standard
position
Cushion,
Driver
Magnet
Standard position
Application
range
Cushion, Camera Unit
Camera Unit
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