Panasonic KX-TG7207UAJ / KX-TG7207UAM / KX-TG7207UAS / KX-TG7207UAT / KX-TG7208UAM / KX-TG7208UAS / KX-TG7208UAT / KX-TGA720UAJ / KX-TGA720UAM / KX-TGA720UAS / KX-TGA720UAT Service Manual ▷ View online
69
KX-TG7207UA/KX-TG7208UA/KX-TGA720UA
13 Printed Circuit Board
13.1. Circuit Board (Base Unit)
13.1.1. Component View
A
KX-TG7207/7208
CIRCUIT BOARD (Base Unit (
Component
Side View))
PbF
IC10
IC11
IC8
IC1
CN5
CN2
CN1
KX-TG7200
KX-TG7220
KX-TG8200
KX-TG8220
KX-TG823
KX-TG7220
KX-TG8200
KX-TG8220
KX-TG823
C9
C3
L2T/TP_RLY3
L1T/TP_RLY2
J2
SA11
SA1
SA2
SA12
C10
C22
E
E
C23
C24
C28
C71
C64
R56
C27
C109
C110
C144
C157
C156
C106
C108
C103
C162
C162
C121
C159
C32
C119
C158
C80
C142
C133
C81
C128
C129
C96
C93
C127
C84
C88
4
1
1
8
9
17
24
32
25
16
1
11
10
26
27
32
16
1
5
8
C83
C89
C90
C90
C161
C126
C147
R116
R21
R14
R123
R124
R18
R22
R122
R101
R120
R126
R55
R128
R79
R77
R78
R77
R78
R80
R129
R130
R130
R97
R111 R110
R112
R142
R115
R99
R82
R98
R119
R134
R118
L5
L4
D23
Q5
Q3
Q9
E
Q21
Q22
Q23
C31
C30
C124
C4
C18
C148
C85
C82
C14
C155
C141
C2
C17
C16
C15
C91
C160
C95
C131
C113
C145
C146
C111
C48
C112
C122
C117
1
3
4
C37
C36
C114
C130
C115
C116
C132
R39
R38
C168
C167
R57
P1
R88
R91
SW1
R92
R28
R31
R30
R29
R2
R19
R20
R24
R23
R27
R13
R12
E
R127
R143
R144
R73
R114
R75
R76
R141
X1
L21
DA1
L7
L1
L2
J1
J11
ANT_1
ANT_2
PCM_FSC
PCM_CLK
PCM_DIN
PCM_DOUT
TP9
TP10
TP23
RA1
D1
F1
3.0A
D15
D16
D3
D13
D14
D22
Q2
Q25
R150
PQUP11527Y
70
KX-TG7207UA/KX-TG7208UA/KX-TGA720UA
13.1.2. Flow Solder Side View
A
PQUP11527Y
KX-TG7200
KX-TG7220
KX-TG8200
KX-TG8220
KX-TG823
KX-TG7220
KX-TG8200
KX-TG8220
KX-TG823
PbF
IC5
IC7
C75
C104
ANT
C74
C63
C92 C94
C51
1
4
8
5
49
1
64
48
33
32
17
16
C6
L1R/TP_RLY4
C5
C8
C12
C61
C59
C166
C57
C165
C54
C67
C69
C68
C70
C50
C164
C52
C136C53
C55
R7
R10
R131
R106
R125
R103
R132
R34
R140
R36
R62
R63
R63
R15
R32
D26
D25
D5
Q8
C65
C137
C56
C7
R149
C72
C163
C125
C101
C102
R102
Q10
A_1
A_2
C118
CHARGE
CHARGE
SPEAKER
SP+
SP-
J104
J102
J103
J101
C73
C60
C1
C62
C25
R133
R1
E
R3
R4
R5
R6
R8
R74
R9
R72
R33
R35
R81
R109
VDD2
VDD3
VDD1
LOW_RAD
R117
R71
R148
R16
R17
LINE_DC
L1T
L2R
L1R
L2T
L22
L9
TP_RLY5
TP_RLY1
TP16-sub
TP15
TP15-sub
CLK
TP16
D2
D6
D12
D4
D21
D24
E
D9
Q24
E
DCM
DCP
US1
Q1
Q4
GND
GND
GND
for JIG
TX
RX
VDD3
(3.3 V)
VDD2
(2.5 V)
VDD1
(1.8 V)
CHARGE+
CHARGE-
CLK
(10.368 MHz)
ANT
DC_IN
RESET
(IC7: 45pin)
LINE_DC
L1R
L1T
KX-TG7207/7208 CIRCUIT BOARD (Base Unit (Flow Solder Side View))
71
KX-TG7207UA/KX-TG7208UA/KX-TGA720UA
13.2. Circuit Board (Handset)
13.2.1. Component View
L4
J1
F1
R47
C18
R122
BA
T
GND
JT
A
G
R63
C37
8
1
5
4
R66
R124
IC3
IC4
C5
C4
C9
E
E
C10
Q3
Q2
VDD1
L1
R42
RA2
R2
R1
RA3
Q1
Q12
C127
R103
R104
C126
C99
C112
SP_TEST2
SP_TEST1
REV_TEST2
REV_TEST1
C111
R127
D1
R126
C98
C101
C122
C59
10
17
C125
C61
C62
C58
C120
C57
R115
R112
C56
C54
C55
C50
R53
R107
A
C51
R52
R106
26
27
32
1
ANT
ANT1
C53
C52
R114
R113
C121
C71
C70
C129
C128
VDD3
C3
C1
C2
PO
WER
C21
C26
51
75
50
26
25
C22
C118
C39
C119
RA6
C27
CLK
CLK_G
VDD2
S
E
C8
R12
C23
R46
R14
R24
C11
C36
R23
R123
RA1
RA5
R45
L8
R62
R61
X1
URX
UTX
J2
C34
Q7
L7
C24
L6
C6
C19
C95
C25
R13
C7
R19
C124
C123
C38
C15
R7
R6
D7
R5
R22 R21
C12
R111
R15
R25
C13
C113
R11
TP20
J3
C114
Q9
Q4
Q5
TP22
TP23
TP21
J4
L5
D8
C74 C75 C73
IC1
KX-TGA720
PQUP11531Z
PbF
CHARGE-
CHARGE+
MIC
MIC+
MIC-
BA
TT+
BA
TT
-
UTX
CLK
(10.368 MHz)
URX
GND
PO
WER KEY
REV
- REV+
BA
T
RESET
(IC1:
66pin)
ANT
GND
VDD2
(2.5 V)
VDD1
(1.8 V)
VDD3
(3.3 V)
SP-
SP+
for JIG
KX-TGA720 CIRCUIT BOARD (Handset (Component View))
72
KX-TG7207UA/KX-TG7208UA/KX-TGA720UA
13.2.2. Flow Solder Side View
MIC
R
AST
74
1
SP
TALK
UP
SOFT-A
SOFT-B
C49
CN3
CLK
DL
RF
FCT
EEP
LED1
LED2
LED3
R93
A
SOFT-C
DOWN
LEFT
CANCEL
RIGHT
SI
85
2
96
3
SHARP
0
INT
C48
C40
C41
R94
C42
R95 C43 C44 C45 C46 C47
RA4
PQUP11531Z
PbF
LED5
LED6
LED7
LED9
LED4
LED8
KX-TGA720 CIRCUIT BOARD (Handset (Flow Solder Side View))
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