Read Panasonic KX-FT938RU-B / KX-FT938CA-B / KX-FT938UA-B Service Manual online
4
KX-FT938RU-B/KX-FT938CA-B/KX-FT938UA-B
1.1.2.
How to recognize that Pb Free Solder is Used
P.C.Boards marked as “PbF” use Pb Free solder. (See the figure below.)
(Example: Digital board)
Note: The “PbF” marked may be found on different areas of
the same P.C.Board,depending on manufacture date.
1.2.
AC Caution
For safety, before closing the lower cabinet, please make sure of the following precautions.
1. The earth lead is fixed with the screw.
2. The AC lead is connected properly to power supply unit.
3. Wrap the earth lead around the core 5 times.
4. Wrap the AC lead around the core 5 times.
2. The AC lead is connected properly to power supply unit.
3. Wrap the earth lead around the core 5 times.
4. Wrap the AC lead around the core 5 times.
REF-CH
PCB-CH
AUTO-CH
PbF
PFUP1598Z
E
Q1
Q7
D502
D501
A
J2
YELLOW
BLUE
R172
10
1
CN206
CN3
1
5
1
16
CN4
1
11
IC7
1
9 1
7
BOND
CN8
CN1
IC4
1
28
14
15
CN10
1
8
IC16
3
1
X3
CN2
11
6
J1
1
16
IC6
17
32
IC2
32
17
1
16
IC10
17
14
8
A
RA7
2
CN6
CN5
1
2
1
8
9
5
8
4
1
1.25A
IC15
5
8
4
1
IC12
IC9
14
8
5
B
32.7
X1
DG
TEST
CN9
2
1
C78
C75
C72
5
1
3
4
IC3
Q2
E
Q13
E
Q10
E
E
Q14
D507
X2
C228
C142
C227
C235
C214
C213
C144
+5VA
C85
C12
C11
R2
R1
R10
F1
C73
C10
C74
R3
C104
C106
0.25A
F2
R74
C83
R33
R32
C31
C82
R73
R72
C70
C76
C79
C81
C80
R71
R92
R94
R95
C90
C71
C77
R93
C92
C91
R91
R96
R70
C169
C170 R160
R159
R90
R157
R178
C93
R100
C100
C103
R101
C101
C102
R229
C236
C237
C237
L7
C94
C129
L18
R227
R143
R146
R142
C141
R208
R203
R207
R209
C211
R211
R212
R213
R210
C234
C212
C115
R126
C117
C84
R125
C114
L9
R128
C125
L11
C126
C127
R127
R75
R129
L12
C116
L10
R76
C86
C251
MARKED
Click on the first or last page to see other KX-FT938RU-B / KX-FT938CA-B / KX-FT938UA-B service manuals if exist.