Read Panasonic KX-TCD225UA / KX-TCA122UA / KX-TCA121UA Service Manual online
(Example: Handset P.C.B.)
1.2. How to Recognize that Pb Free Solder is Used
C66
A201
ANT
R59
C54
C55
C45
R54
R55
C46
C47
R62
Q5
Q9
J3
TP22
CHG
CHG
TP23
J2
UTX
URX
J4
C58
C97
C102
C68
C37
C91
R85
C6
C19
R19
R82
C82
SP_TEST1
REV_TEST1
REV_TEST2
SP_TEST2
C60
C59
C123
C64
C61
C65
C44
C62
CLK
C63
D1
R93
C119
R6
R47
R46
R86
R25
R29
C10
C101
C107
C108
C111
C112
F1
J1
C3
R1
R83
R43
C98
L9
L7
L6
C95
C78
C79
VDD3
D7
D6
D9
Q8
D10
C40
R5
L5
L4
R74
C80
R36
C76
C16
C92
R80
C13
C83
C69
C70
C81
C86
C15
R35
R67
R66
C14
R34
C75
C38
C77
R61
R71
R40
R39
R64
D5
D8
D4
R60
JTAG
R63
VDD1
VDD2
POWER
R91
C93
C41
C4
C94
C22
C72
R15
R57
R96
C116
C117
C122
C113
C24
R68
C100
C20
C7
R21 R20
BAT GND
C57
C1
C53
CN6
C51
C50
C48
C49
C67
A
17
26
10
1
C84
R75
PbF
IC1
IC3
IC2
X1
C21
R90
C18
C96
R92
R72
C99
C23
C23
R87
R7
C114
R94
C120
C115
C71
R89
R88
R88
C39
R26
C90
C90
C103
R38
R37
C17
R37
C17
C109
C87
C12
C12
L1
R12
R81
C118
C104
C5
C8
Q4
Q11
Q2
Q3
Q10
Q1
Q7
PQUP11278Z
1
1
1
8
8
4
4
5
5
20
80
61
60
41
21
40
Marked
(Component View)
Note:
The location of the “PbF” mark is subject to change without notice.
2 FOR SERVICE TECHNICIANS
ICs and LSIs are vulnerable to static electricity.
When repairing, the following precautions will help prevent recurring malfunctions.
1. Cover the plastic parts boxes with aluminum foil and ground them.
2. Ground the soldering irons.
3. Use a conductive mat on the worktable.
4. Do not touch IC or LSI pins with bare fingers.
3 CAUTION
1. Danger of explosion if battery is incorrectly replaced.
2. Replace only with the same or equivalent type recommended by the manufacturer.
3. Dispose of used batteries according to the manufacture’s Instructions.
5
KX-TCD225UA / KX-TCA122UA / KX-TCA121UA
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