Panasonic KX-TCD650RUC / KX-TCD650RUF Service Manual ▷ View online
1199 S
SC
CH
HE
EM
MA
ATTIIC
C D
DIIA
AG
GR
RA
AM
M ((H
HA
AN
ND
DS
SE
ETT))
1199..11.. M
Maaiinn
3.6V DC
Frequency
160kHz
160kHz
3.4V to 4.8V
SWITCHING
DURING
CHARGE
SWITCHING
DURING
CHARGE
2.65V DC
2.4V
2.65V
0V
2.65V
0V
RX-AF
TX-AF
RING
1.8V DC IN TALK MODE
Frequency
10.368MHz
10.368MHz
1V
0V
4.1V
TP36
TP11
TP4
M1
K15
TP16
VREG+
C3
68n
D18
N.M.
+2.4V_PA
C16
68n
TP10
T3
S
D
G
C7
22pF
C415
N.M.
TP1
R21
470R
D1
N.M
N.M
K17
C33
10n
T4
E
C
B
+2.65V
C27
10p
TP6
C4
100u/10V
TP17
R24
470R
C49
2u2
R13
10R
R68
100R
TP3
X1
10.368MHz
TP52
TP18
R16
0R1
0R1
C2 68n
D6
C1
68n
68n
+3.6V
SDC
T7
E
C
B
R62
100K
C18
4u7/10V
R14
120K
TP22
K16
C6
4p7
R56
2R7
K18
TP32
C53
100n
SDA
TP31
LCD 7SEG - NON COG
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
K21
R27
22R
K22
TP2
R6
10K
R61
220K
C25
10p
C56
68n
K25
C14
100nF
TP7
D10
J2
IC2
8
VCC
1
A0
3
A2
4
GND
6 SCL
5 SDA
7 WP
2
A1
K14
R67
100R
K13
R50
10K
LS1
2
1
TP5
K9
L1
22uH
C421
N.M.
R10
39K
R42
15K
C48
10n
10n
TP26
C51
10n
TP38
C22
10pF
K11
TP46
C58
100n
C54
10n
TP53
K8
TP33
R51
470R
TP13
TP24
D16
K7
C19
10p
J4
R15
47K
TP14
TP19
TP9
C17
10pF
TP8
TP15
TP30
TP50
C30
10n
R1
2K2
K1
TP49
K10
ON/OFF
K20
TP51
K23
C5
68n
68n
+3.6V
K6
J1
TP28
K19
R52
1K2
C32
10n
C21
10pF
TP12
R8
470R
C26
10p
+2.65V
C15
100nF
TP21
R28
22R
TP39
C59
100n
T6
E
C
B
K24
K2
R54
220K
R30
2K7
D2
4V7
TP27
+2.65V
K3
J3
C36
10p
K5
R25
47K
47K
D21
4V7
C57
10n
10n
K4
D3
4V7
C31
10n
C50
10n
C20
10p
R55
100K
C52
100n
TP25
+2.4V_PA
K12
D8
D19
N.M.
IC1
I2CLK
65
I2DAT
64
SUPEEP
63
RESETQ
29
MODE
66
VBACK
69
VDDA
38
VSSA
39
VDD
1
VDD
22
VDD
61
VDD
84
VSS
2
VSS
23
VSS
62
VSS
83
VDDLR
36
BREF
42
AD3
49
AD4
50
PO.0
86
PO.1
87
PX.2
53 PX.1
52 PX.0
51
PX.3
57
ADREF
46
ADRSSI
47
TXDA
14
RXDA
10
PAON
20
DRON
8
RXDSG
9
SYDA
12
SYCL
13
SYEN
11
SYRI
21
R1
68
R2
67
MICN
45
MICP
44
HOP
41
HON
40
LOAD
31
VSSO
30
XTAL
32
DCDCCMR
25
DCDCDRV
24
LRB
37
DCDCSNS
26
MICS
43
PY.0
15
PY.1
16
PY.2
17
PY.3
18
PY.4
19
PX.4
58
ADBAT
48
VDDBAT
35
VDDLO
34
ONSW
28
VDDPM
33
VDDLI
75
CDT
27
PL.0
54
PL.6
71 PL.5
70 PL.4
60 PL.3
59 PL.2
56 PL.1
55
PL.7
72
PL.8
73
PL.9
74
PL.10
76
PL.11
77
PL.12
78
PL.13
79
PL.14
80
PL.15
81
PL.16
82
PL.17
85
PL.18
88
PL.19
89
PL.20
90
PL.21
91
PL.22
92
PL.23
93
PL.24
94
PL.25
95
PL.26
96
PL.27
97
PL.28
98
PL.30
100 PL.29
99
PL.31
3
PL.35
7
PL.32
4
PL.33
5
PL.34
6
T8
E
C
B
R3
27K
R4
3k3
R5
1K
F1 2A
C28
N.M.
+2.4V_PA
C9
N.M.
GND
C408
2u2
C403
N.M.
C400
2p2
BUZ
-
+
SYRI
SYRI
RXDSG
RXDSG
SYEN
SYEN
SYCL
SYCL
SYDA
SYDA
RSSI
RSSI
RXDA
PAON
TXDA
TXDA
Charge Volt Mon
Battery Volt Mon
CHARGE
BATTERY
Charge Detect
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
73
KX-TCD650RUC / KX-TCD650RUF
RX-DATA
TX-DATA
10.368MHz burst
2V
400
m
s typically
0.8V
0V
C404
4n7
C459
2p2
C461
10p
C443
1p8
C423
33p
A400
Antenna
1
2
T400
E
C
B
TP402
VCC
R408
1R0
C406
22nF
R403
3K3
C412
10p
R405
560R
C432
1p8
C445
0p82
C411
4n7
TP400
R400
2K7
C425
10p
C422
10p
C429
220p
C417
2n2
C426
0p68
R402
4K7
C436
10p
IC400
35
VCCRXIF
31
VCC2
30
GNDREG2
29
VCOK1
28
VCOK2
7
VCCRXRF
9
RF
6
DIREF
13
BPNP
4
NC
5
NC
3
DRX
1
RXREF
2
DR
26
PD
33
GNDC
32
GNDRXIF
34
RXDA
11
RXON
27
GNDTX
10
RFX
25
ICHP
24
SYEN
22
SYCL
23
SYDA
20
RXDSG
21
SYRI
38
SHC
36
PF
37
SHR
12
VCC1
17
TXDA
15
VCCBG1
14
VCCPLL
16
GNDREG1
19
RSSI
18
GNDPLL
8
GNDRXRF
C437
10n
C427
N.M.
C442
10p
C428
10p
R404
27K
27K
C431
10p
R409
330R
TP41
C414
10n
10n
TP403
C424 10p
C419 10p
C413 10p
C409 10p
C405 10p
+3.6V
VCC
C441
100n
C418
1n
VCC
C430
N.M.
C420
10p
R401
10R
C407
47pF
C447
N.M.
N.M.
C435
18p
R406
10R
VCC
C434
10n
C433
10p
C438
18p
IC401
4
PIX
1
PSET
2
VCCS
5
PRAMP
7
PSEL
6
PAON
10
VCC
3
PI
9
PO
8
POX
C439
4p7
C444
3n3
R410
820R
C440
4p7
C450
1p8
C454
10n
C458
18p
+2.4V_PA
C451
10p
C448
3p3
3p3
C453
10p
C455
N.M.
C449
3p3
D400
2
3
1
L400
22nH
C462
12p
C460
1p8
C452
10p
R407
N.M.
R411
100R
C456
10p
C457
N.M.
TP405
TP404
C402
3p3
C410
N.M.
C416
N.M.
C401
3p3
C446
2p7
SYRI
RXDSG
SYEN
SYCL
SYDA
RSSI
RXDA
DRON
DRON
PAON
PAON
TXDA
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
KX-TCD650RUC/RUF SCHEMATIC DIAGRAM (HANDSET)
74
KX-TCD650RUC / KX-TCD650RUF
2200 C
CIIR
RC
CU
UIITT B
BO
OA
AR
RD
D ((B
BA
AS
SE
E U
UN
NIITT))
2200..11.. C
Coom
mppoonneenntt V
Viieew
w
IC9
IC8
IC1
RF MODULE
IC2
IC6
IC4
IC4
IC3
IC5
1
17
1
16
32
25
26
50
51
75
76
100
TP99
3.3V
TP95
2.65V
TP101
10.369MHz Clock
TP50
Off-Hook Voltage
Off-Hook Voltage
KX-TCD650RUC/RUF CIRCUIT BOARD (BASE UNIT) Component View
K
X
-T
C
D
65
0R
U
C
/K
X
-T
C
D
65
0R
U
F
75
2200..22.. FFlloow
w S
Soollddeerr S
Siiddee V
Viieew
w
KX-TCD650RUC/RUF CIRCUIT BOARD (BASE UNIT) Flow Solder Side View
2.65V
SDA
SCL
GND
MODE_SEL
K
X
-T
C
D
65
0R
U
C
/K
X
-T
C
D
65
0R
U
F
76
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