Panasonic KX-MB262CX Service Manual page 5

2 2 W W a a r r n n i i n n g g
2. 2.1. 1. AB ABOU OUT L T LEA EAD F
Note: Note:
In the information below, Pb, the symbol for lead in the periodic table of elements, will refer to standard solder or solder that con- In the information below, Pb, the symbol for lead in the periodic table of
tains lead. tains lead.
We will use PbF solder when discussing the lead free solder used in our manufacturing process which is made from Tin, (Sn), We will use PbF solder when discussing the lead free solder used in our manufacturing process which is made from Tin, (Sn),
Silver, (Ag), and Copper, (Cu). Silver, (Ag), and Copper, (Cu).
This model, and others like it, manufactured using lead free solder will have PbF stamped on the PCB. For service and repair This model, and others like it, manufactured using lead free solder will have PbF stamped on the PCB. For service and repair
work we suggest using the same type of work we suggest using the same type of solder although, with some precautions, standard Pb solder can also be used.
Caution Caution
• • PbF solder has PbF solder has a melting point that a melting point that is 50
ture control and adjust it to 700 ture control and adjust it to 700
heat too long. heat too long.
• • PbF solder will tend to splash if it is heated much higher than its melting point, approximately 1 PbF solder will tend to splash if it is heated much higher than its melting point, approximately 1100
• • If you must use Pb solder on a PCB ma If you must use Pb solder on a PCB manufactured using PbF solder
be sure that any remaining is melted prior to applying the Pb be sure that any remaining is
• • When applying PbF solder to double layered boards, please check the compon When applying PbF solder to double layered boards, please check the component side for excess which may flow onto the
opposite side (See figure, below). opposite side (See figure, below).
2 2 .1 .1. . 1 1 . . S S U U G G G G E E S S T T E E D P
There are several types of PbF solder available commercially There are several types of
(Sn+Ag+Cu), you can also use (Sn+Ag+Cu), you can also use Tin and Copper, (Sn+Cu), or Tin, Zinc, and
turer's specific instructions for the melting points of their turer's specific instructions for the melting points of their products and any precautions for using their product with other
materials. materials.
The following lead free The following lead free (PbF) solder wire sizes are recommended for service of this product: 0.3mm, 0.6mm and 1.0mm. (PbF) solder wire sizes are recommended for service of this product: 0.3mm, 0.6mm and 1.0mm.
D FRE REE S E SOL OLDE DER ( R (Pb
solder although, with some precautions, standard Pb solder can also be used.
° ° ° ° ° °
is 50 ~ 70 ~ 70 F, (30 F, (30 ~ 40 ~ 40
° ° ° ° ° ° ° °
± 20 ± 20 F, (370 F, (370 ± 10 ± 10 C). In case of using high temperature soldering iron, please be careful not to C). In case of using high temperature soldering iron, please be careful not to
nufactured using PbF solder, remove as much of the original PbF solder as poss
melted prior to applying the Pb solder.
D PB B F S F SO O L L D D E E R R
PbF solder available commercially. While
Tin and Copper, (Sn+Cu), or Tin, Zinc, and Bismuth, (Sn+Zn+Bi). Please check the manufac-
PbF: F: Pb Pb fr free ee) )
elements, will refer to standard solder or solder that con-
° °
C) higher than Pb solder. Please use a soldering iron with tempera- C) higher than Pb solder. Please use a soldering iron
, remove as much of the original PbF solder as possible and
solder.
ent side for excess which may flow onto the
. While this product is manufactured using Tin, Silver, and Copper, this product is manufactured using Tin, Silver, and Copper,
Bismuth, (Sn+Zn+Bi). Please check the manufac-
products and any precautions for using their product with other
KX-MB262CX/KX-MB772CX KX-MB262CX/KX-MB772CX
with tempera-
° ° ° °
100 F, (600 F, (600 C). C).
ible and