5. Copper foil tape attachment
Key cabinet side
(1) Temporarily attach the copper foil tape to be added to the PWB
unit as shown in the figure below.
(2) When soldering the battery terminals, solder the copper foil tape
together.
(3) Attach the display side unit, attach copper foil tape t the side of
the hinge unit, and tighten the key bottom cabinet together.
4 Key PWB unit removal
1. Remove two screws 1 and remove chassis B 2 .
2. Remove fourteen screws 3 and remove key PWB unit 4 .
[Note for assembly]
1. Key upper cabinet key PWB unit screw tightening
(screw
×
14pcs.)
Copper foil tape
PWB unit
Attachment reference
PWB external shape
Battery terminal soldering
pad external shape
Soldering pad
Attachment reference
Copper foil tape
Solder
Hinge unit
Copper foil tape
PWB unit
Key rubber
Space key
Key upper cabinet
1
4
2
3
3
3
3
3
Key upper cabinet
Key PWB unit screw tightening (screw x 14 pcs.)
25%
* Tightening torque 0.4kgf.cm
+
-
– 43 –
