Read Panasonic KX-T7565RU Service Manual online
16 SCHMATIC DIAGRAM
HANDSET RECEPTION
HANDSET TRANSMISSION
HANDSET SIDETONE
HANDSET TRANSMISSION
HANDSET SIDETONE
SP-PHONE RECEPTION
SP-PHONE TRANSMISSION
OFF-HOOK MONITOR TRANSMISSION
SP-PHONE TRANSMISSION
OFF-HOOK MONITOR TRANSMISSION
R137 100K
C106
6.3V10
SP
2
R106
1K
6
Vss
R135
220K
C113 2200P
IC9
7
14
C108
0.01
R110
8.2K
R112
2.2K
C137 0.033
R109
470K
R134
18K
R133
100
R107
100K
R139
30K
C129 6.3V47
R130
12K
L13
MIC
1
C135
0.1
R119
270K
R143 2.7M
C111
0.1
C115
0.047
R136
3.3
R116 3.9K
IC8
7
14
C148
0.1
IC7
1
RR
2
RTX
3
TXI
4
TXD
5
TLI
6
TLO
7
TRL
8
RLD
9
MCI
10
MCO
11
CP1
12
N.C
13
CP2
14
XDI
15
SKG
16
SKO
17
V+
18
AGC
19
CS
20
SKI
21
VCC
22
VB
23
V-
24
XDC
25
VLC
26
ACF
27
N.C
28
RXO
29
RXI
30
PRX
R160
270K
R155
3.3M
3
STB
R120
220
R118
3.3K
R138
2.2M
CN1
1
DATA
R142 6.8K
C109 0.1
R113
3.9K
C136
0.1
R140
75K
2
SCK
R141 1.5K
C110
6.3V10
R129
1.8K
2
1
R145
5.6K
C32
0.1
C31
0.1
C131
1
C132
1
R124
0
R147
12K
C140
0.1
R115 12K
C114 0.047
C133
0.068
R144 4.7K
R114 330K
C149
3300P
IC8
10
11
12
IC6
NC
1
CD
2
FC2
3
FC1
4
Vin
5
VO1
6
VCC
7
GND
8
VO2
C126
6.3V1000
R41
47K
R40
27K
SW2
1
2
3
4
3
4
IC8
8
9
6
IC8
3
4
5
R153
2.7K
IC8
2
1
13
R42
10K
C34
0.01
IC2
64
CVcc
63
PB6
62
PB7
61
VT
ref
60
T
ONED
59
P87
58
P86
57
P85
56
P84
55
P83
54
P82
53
P81
52
P80
51
P77
50
P76
49
P75
48
P74
47
P73
46
P72
45
P71
44
P70
43
P67
42
P66
41
P65
40
P64
39
P63
38
P62
37
P61
36
P60
35
P57
34
P56
33
P55
17
P17
18
P16
19
P15
20
P14
21
P13
22
P12
23
P11
24
P10
25
PA
3
26
PA
2
27
PA
1
28
P50
29
P51
30
P52
31
P53
32
P54
1
X1
2
X2
3
Vss
4
OSC2
5
OSC1
6
TEST
7
Vcc
8
RES
9
P20
10
SCK
11
SI1
12
SO1
13
P24
14
P25
15
P26
16
P27
R149
1.5K
R161
39K
4
HS
3
2
1
M2
AG2
SP2- SP2+
SP1
M1
AG1
C33
0.01
NC
C150
C116
0.1
R121
22K
IC9
1
2
13
IC9
3
4
5
R43
100K
SW1
IC10
Vout
1
Vin 2
Vss
4
NC
3
Q21
1
4
3
2
5
Q20
1
4
3
2
5
R126
120K
R125
220K
R128
27K
R127
56K
Q14
1
4
3
2
5
Q18
1
4
3
2
5
R123
2.2K
R132
100K
C37
0.1
RA1
47K
5
6
7
8
4
Vo
5
Vdd
NC
C35
DG
DG
DG
DG
DG
DG
DG
DG
DG
R108
100
+5VD
+5VA
+5VD
+5VD
+5VD
+5VD
+5VD
+5VA
+5VA
+5VA
+5VA
G1
G2
AG
AG
AG
AG
AG
AG
AG
AG
AG
AG
AG
AG
AG
AG
NC
C145
NC
C146
AG
AG
C127
4.7
C123
4.7
C130
4.7
AG
IC9
8
9
6
IC9
10
11
12
R131
100K
AG
R162
220K
C147
1000p
C139
1000P
R60 1M
NC
C117
R44
2.2K
R47
10K
R39
10K
NC
R38
DG
Q13
Q15
Q19
Q16
Q12
Q11
AG
Q999
AG
C134
0.1
C121
0.1
C118
0.068
C120
0.022
C138 0.047
C119
0.022
C122
0.068
C112
0.033
R111
2.2K
R157
1M
R117
2.2K
R45
560
R46
2.2K
C995
47P
C997
1000P
NC
R152
Q998
NC
C300
NC
R300
NC
R156
NC
R151
NC
R150
NC
C151
NC
C144
NC
C141
NC
C996
NC
C143
NC
C142
R997
47K
R154
330K
R900
100K
AG
C107
6.3V100
C125
6.3V100
C124
6.3V100
C128
6.3V100
X1
8MHz
R122
22K
R148
27k
L11
L12
P[64]
P[20]
P[17]
P[16]
P[73]
P[72]
P[71]
P[70]
P[65]
P[64]
P[63]
P[62]
P[61]
P[73]
P[60]
P
A[1]
P
A[2]
P[24]
P[50]
P[51]
P[52]
P[53]
P[54]
P[55]
P[56]
P[15]
P[20]
P[24]
P[25]
P[26]
P[26]
P[25]
P[10]
P[11]
P[12]
P[61]
P[63]
P[70]
P[87]
P[86]
P[84]
P[85]
P[83]
P[82]
P[81]
P[80]
P[77]
P[76]
P[75]
P[74]
P[87]
P[86]
P[85]
P[84]
P[71]
P[72]
P[60]
P[13]
P[14]
P[66]
P[66]
P[62]
P
A[1]
P
A[2]
P[65]
RINGER VOLUME
MUTE
RESET
4 BIT MICROCOMPUTER
HOOK SW
RECEPTION
VOLUME
CONTROL
VOLUME
CONTROL
DTMF
(FOR DIAL)
(FOR DIAL)
MUTE
TRANSMISSION
LEVEL
ADJUSTMENT
LEVEL
ADJUSTMENT
SP VOLUME
OPERATION
CONTROL
OPERATION
CONTROL
16
14
13
LCD MODULE
(1)
(2)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(15)
(16)
(17)
(18)
KX-T7565RU MAIN
35
KX-T7565RU
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