How To Replace A Flat Package Ic - Panasonic KX-T7630 Service Manual

3. Remove the P. C. Board from the Top Cabinet.

7. HOW TO REPLACE A FLAT PACKAGE IC

7.1. PREPARATION
- PbF (: Pb free) Solder
- Soldering Iron
Tip Temperature of 700°F ± 20°F (370°C ± 10°C)
Note: We recommend a 30 to 40 Watt soldering iron. An expert
may be able to use a 60 to 80 Watt iron where someone with less
experience could overheat and damage the PCB foil.
- Flux
Recommended Flux: Specific Gravity
Type RMA (lower residue, non-cleaning type)
Note: See ABOUT LEAD FREE SOLDER (PbF: Pb free)
7.2. PROCEDURE
1. Tack the flat pack IC to the PCB by temporarily soldering two
diagonally opposite pins in the correct positions on the PCB.
0.82.
().
6