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APPENDIX B
IC REMOVAL
B-1 Necessary Equipment
(1) Solder Iron must be small (about 25
it'):
the tip should be thin.
(2) Solder
Usc solder containing resin.
(3) Solder Remover
(4)
IC
puller
or cutting pliers (for board)
screwdriver (minus) (for socket)
8-2
ICs on Printed Circuit Board
(1)
IC
removal from circuit boards
a)
Turn the board upside down.
Remove rhe solder from IC pin holes with
solder remover.
b)
Gently pull the IC with a puller which fits the width and the number of pins.
If you d o not have
3
puller. pull carefully: be sure not to bend the pins with
the pliers.
(2)
Insertion
a)
Insert the 1C pins in their holes. turn board upside down.
Use an electrically
conductive mat under the PC-8201 when working on it.
b)
Put a little solder on the iron.
C)
Put the iron closely and heat.
At once the solder melts.
It is sucked in
through the hole. and
if
it extends to the point of connecting, remove the iron.
-
N O T E
-
Do not allow excess spolder t o pile up.
The excess solder could cause electrical
problsn~s.
AI'X-B-I
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