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4. Insert FFC, and desolder the solder spot.
a. Use the iron head with an angle as shown in
Fig,remove the solder in the direction as shown.
b. Set the temperature of iron below 350°C.
c. When using the iron head,do not apply a force more
than 1N to the pad. Do not touch any other compo-
nents around the welding spot.
d. Welding should be applied less than 3 seconds.
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