Panasonic KX-TCD961EB Service Manual ▷ View online
KX-TCD961EB
KX-TCD961EB
17
CIRCUIT BOARD (BASE UNIT - MAIN)
1
2
3
4
5
6
7
8
9
10
11
12
G
F
E
D
C
B
A
H
(Flow Solder Side View)
TP82
TP89
TP78
TP90
TP6
TP4
J4
J3
TP2
TP1
TP3
TP5
KX-TCD961EB
KX-TCD961EB
18
1
2
3
4
5
6
7
8
9
10
11
12
G
F
E
D
C
B
A
H
CIRCUIT BOARD (BASE UNIT - MAIN)
(Component View)
E B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E B
C
E B
C
EB
C
EB
C
EB
C
EB
C
E
B
E
B
C
C
E
B
B
C
EB
C
E
B
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
EB
C
EB
C
E
B
C
E
B
C
E
B
C
E
B
B
C
L201
C134
C135
C138
C132
RFM1
C130
R114
C136
C150
C122
C120
C127
R113
C129
C124
C128
C133
JMP10
RL1
D1
T2
R2
IC1
IC2
T1
R168
R1
R4
R79
C170
R3
TP75
C45
C43
C2
D2
JMP21
L1
SA3
SA2
JMP12
JMP2
JMP3
JMP4
JMP5
JMP7
JMP23
JMP9
JMP15
JMP6
JMP8
JMP22
C5
JMP18
JMP17
R7
R8
C17
C16
D6
D7
D8
C18
C4
C19
C10
R14
R15
R13
R18
R23
R24
R30
R34
R31
T6
C22
C58
D9
R32
T5
R29
D107
R28
R80
R26
C20
R25
R76
R17
JMP25
R16
T4
IC3
C7
R10
R9
R11
C6
C8
L2
L3
JMP13
JMP14
SA1
JMP1
J1
J2
16
16
D3
R78
R69
C44
1
1
IC6
R5
D16
C3
D15
R6
R141
142
145
R144
IC102
R164
IC101
TP235
R147
C165
TP236
C163
R148
C164
R134
R136
R135
R133
R137
R138
R139
R140
R121
IC105
44
R143
C168
C21
32
22
17
IC106
C149
TP148
1
1
C1
D4
JMP16
C131
ICT
DL
LI
DE
DSP
TAM
PQUP10940Z
A202
C126
C121
C382
C383
L302
L301
R163
R360
R118
IC103
C146
R117
R116
C104
R165
C140
C105
C143
R115
C125
R105
C102
R106
C147
C166
R146
C148
C103
D104
X101
26
27
R112
R123
R123
C145
R119
TP73
R167
C142
R27
R361
C359
R40
C160
T316
C343
C106
R107
C107
C118
C117
R362
R314
C339
C301
IC301
C303
C304
R301
R357
C340
C380
R356
C110
R110
C112
R109
C116
C113
R111
C169
C115
C114
C144
R166
50
76
26
100
51
75
25
16
1
1
C167
R150
R149
C159
C358
C311
R334
C334
C378
C373
C341
C349
T303
R342
C357
R341
C371
R326
C327
C386
R327
R363
C328
R328
T301
C329
C344
C347
R315
C312
T314
C338
R355
R354
C155
R104
T306
C111
C314
R317
R316
C313
R330
C330
R329
T302
R511
R510
R509
R513
25
C323
C337
C331
R101
C151
C348
C318
R158
R333
R100
C342
R322
R359
T315
R338
R339
C158
R323
C370
C365
C157
R312
R309
C375
C305
R302
R364
T105
T106
TP185
R152
TP183
R132
R349
R153
R155
R156
R304
R305
R306
C315
D105
TP211
R204
D509
D510
X501
JMP501
TP647
R529
X502
C508
R531
C509
R530
C512
C321
R321
C355
R320
C319
R346
R348
C356
R325
R347
C353
R345
C308
C309
R311
C376
T304
C381
IC302
C322
C326
T317
C374
C324
R401
R406
R508
R512
C352
R352
C317
C350
R344
R351
IC7
R66
R405
T16
T15
R64
R63
C38
D14
R61
C37
T14
R62
D11
D13
R77
R65
1
C351
L5
C345
C377
C369
T313
C101
C108
R151
C109
C152
R103
C153
C29
C36
R43
R51
T12
R102
C154
C47
C53
C59
T13
R75
R52
R72
R74
E
C
B
R33
T7
R73
T11
C156
R54
R56
R58
C33
C25
D10
T8
C23
R38
R36
R35
C57
I/O
GND
PWR
R402
R404
R403
R528
T401
T9
R39
D401
JMP26
R20
C13
JMP27
R22
R12
C9
C63
R21
R19
C56
C12
C14
JMP24
C42
IC8
C41
IC5
R67
C55
R68
C40
D204
C206
R201
C203
R206
D203
IC201
C202
C204
R205
D201
C39
C201
D202
SA4
JMP901
JMP903
JMP905
B0
B1
B2
B4
B8
B16
B32
JMP902
JMP904
JMP906
R207
R202
R203
T201
D205
C54
C60
C62
C49
C61
IC4
C15
C11
R57
C48
R161
R70
C50
R55
C51
R53
R71
C28
IC9
1
C34
R108
C35
C31
C27
R159
C26
R60
R59
R160
R41
R50
R49
C320
R318
C325
C385
C354
1
1
CN502
1
C205
T308
T309
T310
C362
C384
T311
T312
C379
C361
R157
R127
R125
R126
R124
C507
IC501
T503
R527
T504
R506
T502
R505
R507
1
34
12
C368
R128
R129
C363
R130
C364
R131
C367
R353
C335
C306
C333
R310
C307
R307
R319
R303
C346
C316
R308
C336
C302
C141
C119
C137
15
16
C207
49
1
A201
42
41
|
23
|
KX-TCD961EB
BLOCK DIA
GRAM RF UNIT (B
ASE UNIT)
Fig. 17
Doubler
BPF
1.89GHz
TR Switch
Ant. Switch
RF
Amp
112.32MHz
BPF
BPF=Bandpass Filter
LPF=Low Pass Filter
LPF=Low Pass Filter
Mixer
Phase-Lock-Loop
Tx
Buffer
PA
Switch
P.A.
SAW
BPF
IF
Amp
RSSI
DC
Comp
IF
Amp
Det.
VCO
Buff.
DC Contr.
Rx/Tx
3V
Reg.
3V
Data
LPF
945MHz
1.89GHz
10.368MHz
4V-FILT
SLICE OUT
31
SLICE CTRL
30
RSSI
32
SYS CLOCK
34
PLL ENABLE
22
PLL DATA
21
PLL CLOCK
20
PLL PD
12
Vcc OC
18
RF ON
8
Rx DATA
29
Tx DATA
19
Vcc PA (4V)
5
,
4
PLL PWR DWN
17
Tx/Rx SWITCH
2
ANT SW2
40
ANT SW1
3
PA RAMP
39
RF1
49
RF2
42
RF2
42
GND
43
GND
44
GND
45
GND
46
GND
47
GND
48
RF1
49
GND
15
NC
14
NC
13
PLL PD
12
NC
11
GND
10
GND
9
RF ON
8
GND
7
GND
6
Vcc PA
5
Vcc PA
4
ANT SW1
3
Tx/Rx SWITCH
2
GND
1
GND
26
GND
27
GND
28
Rx DATA
29
SLICE CTRL
30
SLICE OUT
31
RSSI
32
GND
33
SYS CLOCK
34
GND
35
GND
36
GND
37
GND
38
PA RAMP
39
ANT SW2
40
GND
41
GND
25
GND
24
GND
23
PLL ENABLE
22
PLL DATA
21
PLL CLOCK
20
Tx DATA
19
Vcc OC
18
PLL PWR DWN
17
NC
16
|
24
|
KX-TCD961EB
Fig. 18
BLOCK DIA
GRAM B
ASEB
AND SECTION AND LINE INTERF
A
C
E
(B
ASE UNIT)
ASE UNIT)
85
IC103
EEPROM
Micro-
controller
controller
IC102
Flash
Flash
PROM
27/26
66
DATA
14
6
5
7
32
SYS-CLK
Tx-DATA
Rx-DATA
PLL-CLK
RST
SERIAL
INPUT/OUTPUT
INPUT/OUTPUT
WR
OE
OE
30
CE
RESET
19
11
25
20
22
21
X101
D104
DAC
10.368MHz
Ear.
Amp
Amp
DAC
ADC
Clock
+Data
Recov
+Data
Recov
Gaus
Filter
RSSI
ADC
ADC
DTMF
Gen.
Gen.
15
92
83
Clock
Gen.
Gen.
BMC
IC101
BBIC
44
32
40
PAUSE-DIAL
46
EARTH
39
HOOK
34
RING
30
CHARGE-PULSE
IC105
FLASH ROM
SLICE-OUT
RSSI
24
23
23
PLL-DAT
PLL-ENABLE
PLL-ENABLE
7
PLL-PD
5
4
4
RFON
PA-AMP
PA-AMP
3
Tx/Rx-SW
2
ANT-SW1
8
ANT-SW2
63
62
58
RXAF
TXAF
HOOK
60
T13
J103
J102
Serial
Data
Data
Clock
Mic.
Amp
Amp
Line
Amp
Amp
Earth
Recall
RLY1
Recall
RLY1
Buf.
T2
T2
D8
A
B
A
4
3
1
5
2
6
J1
Tel.
Line
Line
(OPTION)
B
E
T8, T9
Hook
Switch
Hook
Switch
Current Limitter
Bridge
Rect.
Rect.
IC2
T11,
T12
T12
IC1,
T1
T1
IC4
IC3
EARTH
CHARGE
RING
-PULSE
-PULSE
PAUSE-DIAL
Bell
Det.
Det.
DC
Mask
Mask
C.P.
Det.
Det.
CLIP
CILP
ADDRESS
Charge
Contacts
Contacts
T16
VUNREG
+4V
+3V
RESET
IC7
T14, T15
3.3V
Reg.
Reg.
T16
Charge
Det.
Det.
4V
Reg.
Reg.
Charge
Circuit
Circuit
1
2
3
6
5
4
J2
AC
Adaptor
Adaptor
Charge
LED
LED
DATA
IC501
SUB CPU
LED
ANSWER LED
IN USE LED
IN USE LED
LCD
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