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KX-TG4771B/KX-TG4772B/KX-TG4773B/KX-TGA470B
13.1.4. How to Install the IC
1. Place the solder a little on the land where the radiation GND pad on IC bottom is to be attached.
2. Place the solder a little on the land where IC pins are to be attached, then place the IC.
Note:
• When placing the IC, the positioning should be done very carefully.
3. Heat the IC with a hot air desoldering tool through the P.C.Board until the solder on IC bottom is melted.
Note:
• Be sure to place it precisely, controlling the air volume of the hot air desoldering tool.
4. After soldering, confirm there are no short and open circuits with visual inspection.
S
older
S
oldering Iron
P.C.Bo
a
rd
L
a
nd
IC
S
older
S
oldering Iron
P.C.Bo
a
rd
L
a
nd
P.C.Bo
a
rd
IC
Hot Air De
s
oldering Tool
Содержание KX-TG4771B
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