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cb e
cbe
CHR- CHR+
L6L7
R44
R158
R45
J21
J19
J18J17
J16
J25
J1
J15
D23
Q5
J20
L8
J23
J7
J22
J5
J11J3 J4
J6
J8
PbF
J10
14
1
R13
EC10
EC
2
EC3
L1
EC13
IC2
Q1
R74
R1
J13
J12
C32
J14
EC16EC6
CN
1
EC1
CON1
J26
J9
EC7
X2
13
10 5
1
14
R168
R47
C13
D16D1
D17
C103
DC+DC-
R12
C6
Q16
F1
R132
R2
Q12
C8
C7
C69
D18
D19
L10
C101
C100
C102
ZD
1
250V300mAVDR1
VDR2
LINE2
Q9
LINE1
L9
R72
R70
J27
R203R9
Q2
Q13
Q15
ZD5
Q11
VC1
ZD10
ZD11
Marked
Marked
U1
PbF
1
28
PbF
CN1.
1 4
Marked
(Component View)
PbFPAGE.
LED
1
Marked
(Flow Solder Side View)
114
4027
U1
U2
PbF
Marked
(Component View)
JP11
JP10
R15A
R6A
TB31262F
PbF
Marked
(Flow Solder Side View)
PbF
MIC1
1
15
U1
Marked
D1
+BUZZ
J10
J8
J9
R41
EC1
J3
J2
J25
J23
C2
J19
J20
GND
ZD
1 SPK+
SPK-
J13
WJ1
J15
ON
OFF
SW1
J16
PbF
D10
D6
D11
D2L2
L1
D5
BAT
WJ1A C38
LED
D7 D9
EC5
J21
J7J17
J4J5 J24
J22
J1
Marked
114
4027
U1
U2
PbF
Marked
(Component View)
JP11
JP7
JP9
JP8
JP10
R15A
R6A
TB31262F
PbF
Marked
(Flow Solder Side View)
cb e
cbe
CHR- CHR+
L6L7
R44
R158
R45
J21
J19
J18J17
J16
J25
J1
J15
D23
Q5
J20
L8
J23
J7
J22
J5
J11J3 J4
J6
J8
PbF
J10
14
1
R13
EC10
EC
2
EC3
L1
EC13
IC2
Q1
R74
R1
J13
J12
C32
J14
EC16EC6
CN
1
EC1
CON1
J26
J9
EC7
X2
13
10 5
1
14
R168
R47
C13
D16D1
D17
C103
DC+DC-
R12
C6
Q16
F1
R132
R2
Q12
C8
C7
C69
D18
D19
L10
C101
C100
C102
ZD
1
250V300mAVDR1
VDR2
LINE2
Q9
LINE1
L9
R72
R70
J27
R203R9
Q2
Q13
Q15
ZD5
Q11
VC1
ZD10
ZD11
VC1
U1
Q4
TP1
Q10
R26C15
C10 C81C83
R137
R14
R18
R21
AR
9R
69
C3 C14
R20
R91
R138
TP
6
JR1
JR2
R111
C12
R15
R73
R16
R65
R66
R68
R98
R96
R94
R92
R90
R88
R22
C28
R35
R23
R75
R103R
56
C21
C65
C62
C35
R55
R4
C73
R42
R41
C29
D6
D7
D3
C63
R36
R86
C70
R97
R99
PbF
C34
1
C20
C66
C19
R201R101C80
R37C33
C2
EC18
R148
R155
R5
AR5
TP8
R163
R167
R141
R146
R157
R149
R159
R160
R154R
46C
18R
104R
165
R166
R151C
79
C11C
4
C78
R145
R156
C1
1
14C77 R143
D21
D22
R170
R40R8
R43
C86
C56
C85
R39
R204
R202
R3
Q3
R7
ee e
b
b bAR1
TP5
R62
R67R19
R6
R11R10
R100
C67
R93
AR8AR3
AR
2A
R4
R83
AR6
R95AR7
D8
Q8
C64
R17
EC17
D5
Q7Q6
28
TP9
C5
C9
C82
C17
C16
AF OSC
LOOPSIMULATOR
Audio Analyzer
(E) (F) (G)
(H)Tip
Ring
C590
C16
C70L11
R12
C28
C43
CF1
C20C599
J1114
C60R10
L9
L3L1L2
C71
L12
L13 L6
L14
R39
R13C44C45
C612
C39
C34
DP1
R18
R28R15
C589
C586 C584
C587
Q3Q4IF1
C31
C62C63
C1C2
C4 C3
R5
R3
R7
R36C15
VR1
R8
R20R41
R43 C48
C58
C49R
1R
6C
8 C6
R21
R37
R38
R44
R40
R9
R11
C22
C55
C56
C24
C23
C29
C27
R25
R24 R
26C
59C
5C
57
C53
C592
C30
C68
C33
C585
R14
114
4027
R17
R32
C583
C37
C32
R16
C588
C50
C40C
41
C61
C21
R45
Q1 C
35
CF
2
C600
C13
C14
C607
C604
C605
C606
C608
C609
C610
C611
C10
C42
R4
R2
C7
C25
C26
R31
R30
C52
C9
C51
C11C46 C19
C17
C18
C36
U1
U2
C47C12
R19
R42
L10L4L5L8
PbF
(F)Oscillo scope
SIG_OUTGND
VR1
JP11
JP10
R15A
R6A
TB31262F
PbF
TP17(RXVCO)
D.M.
(A)
TP16 (TXVCO)
D.M.
(B)
FM Deviation Meter (H) (I)
(E) (F) (G)
Frequency Counter (C)SSG
925.9MHz
Spectrum Analyzer (D)
JP11 JP10
AudioAnalyzer
(E) (G)
DC Power Supply
VC1
VR1
R4
R19
R5
C4
VR1
C3
R2
R30
C8C9
R31
R22C205
CN1
c
b e
-BUZZ
RE/PA
JR1
TALKOFF
PbF
3
6
9
#
VOL MEM
CH
CH+CH-D13MIC1
D3
R6
2
5
4
1
87
0
R55
C58
R23
R18
C206
C207
R28
C102
EC6
Q7 C13
C6
JR2
C22R47
R13
R11
R48R29
VC1
1
15
C203
X1
U1
Q2
Q3
D4
Q1
Q6
Q5
Q8
R16
R32
EC
1A
R20
D12
R9
R65R34
R36R35
C1
R1
JP1
C202
C40
C204
C5
R43
R24
R14
C12
C11
R39
LED
3
LED
4LE
D1
LED
2R37 R44
R10
R25
R26
R33
R53
R67
R56
EC
4
D8
R21
R7
C44
Q9
R40
R3
R46
R45
D14
R15
R12
D1
+BUZZ
J10
J8
J9
R41
EC1
J3
J2
J25
J23
C2
J19
J20
GND
ZD
1 SPK+
SPK-
J13
WJ1
J15
ON
OFF
SW1
J16
PbF
D10
D6
D11
D2L2
L1
D5
BAT
WJ1A C38
LED
D7 D9
EC5
J21
J7J17
J4J5 J24
J22
J1
AF Oscillator
+
(H)
C590
C16
C70L11
R12
C28
C43
CF1
C20 C599
J1114
C60R10
L9
L3L1L2
C71
L12
L14
L6R39
R13C44C45
C39
C34
DP1
R18
R28R15
C589C586 C584
C587
Q3Q4IF1
C31
C62C63
C1C2
C4 C3
R5
R3
R7
R36
C15
R8
R20
C48
C58
C49R
1R
6
C8 C
6
R21
R37
R38
R35
R22
R27
R9
R11
C22
C55
C56C
24C
23
C29
C27
R25
R24
R26
C59
C5
C57
D1C592
C30
C68
C33
C585
R14
114
4027
R17
R32
C583
C37
C32
R16
C588
C50
C40C
41
C61
C21 R
45
Q1 C
35
CF
2
C600
C13
C14
C607
C604
C605
C606
C608
C609
C610
C611
C10
C42
R4
R2
C7
C25
C26
R31
R30
C52
C9
C11
C46 C19C17
C18
C36
U1
U2
C47
C12
R19
L10L4L5L8
PbF
Oscillo scope
GND SIG_OUT
(F)
JP11
JP7
JP9
JP8
JP10
R15A
R6A
TB31262F
PbF
TP17(RXVCO)
D.M.
JP7 JP8 JP9
JP10
JP11
(B)
TP16 (TXVCO)
D.M.
(A)
FM Deviation Meter (H) (I)
(E) (F) (G)
Spectrum Analyzer (D)SSG
902.1MHz
Frequency Counter (C)
U1(CPU)
U1(RF IC)
KX-TC1466LAB/LAW BLOCK DIAGRAM (Base Unit)
U1(CPU)
U1(RF IC)
KX-TC1466LAB/LAW BLOCK DIAGRAM (Handset)
19mVp-p
Input 1kHz-15dBm
390mVp-pTip
TX
RX
KX-TC1466LAB/LAW SCHEMATIC DIAGRAM (Base Unit) Main
Make Break Ratio option
U1
KX-TC1466LAB/LAW SCHEMATIC DIAGRAM (Base Unit) RF Module
1kHz tone45kHz Dev.output
19mVp-p
120mVp-p36mV (RMS)
1kHz tone25kHz Dev.input
SG-53dBm
RX_VCO0.7~2.5V1.37V 120mV RMS
7mV RMS
68mV RMS
TX_VCO0.7V~2.5V1.04V
1.921V
100mVp-p35mV RMS
40mVp-p12mV (RMS)
320mVp-p110mV (RMS)
2SC3295-B
KX-TC1466LAB/LAW SCHEMATIC DIAGRAM (Handset) Main
TX
RX
Input 1kHz3.8m+RMS
300mV/p-p100mV/RMS-17.5dBm
VOL 2
NC
NC
NC
NC
U1
KX-TC1466LAB/LAW SCHEMATIC DIAGRAM (Handset) RF Module
400mVp-p130mV (RMS)-15.5dBm
1kHz tone45kHz Dev.input
1kHz tone25kHz Dev.output
150mVp-p50mV (RMS)-24dBm
590mVp-p190mV (RMS)-12dBm
70mVp-p20mV RMS-32dBm
TX_VCO0.7V~2.5V1.48V
102mV (RMS)
19mV RMS 48mV (RMS)
RX_VCO0.7~2.5V2.309V
cb e
cbe
CHR- CHR+
L6L7
R44
R158
R45
J21
J19
J18J17
J16
J25
J1
J15
D23
Q5
J20
L8
J23
J7
J22
J5
J11J3 J4
J6
J8
PbF
J10
14
1
R13
EC10
EC
2
EC3
L1
EC13
IC2
Q1
R74
R1
J13
J12
C32
J14
EC16EC6
CN
1
EC1
CON1
J26
J9
EC7
X2
13
10 5
1
14
R168
R47
C13
D16D1
D17
C103
DC+DC-
R12
C6
Q16
F1
R132
R2
Q12
C8
C7
C69
D18
D19
L10
C101
C100
C102
ZD
1
250V300mAVDR1
VDR2
LINE2
Q9
LINE1
L9
R72
R70
J27
R203R9
Q2
Q13
Q15
ZD5
Q11
VC1
ZD10
ZD11
KX-TC1466LAB/LAW: BASE UNIT Main (Component View)
U1
Q4
TP1
Q10
R26C15
C10 C81C83
R137
R14
R18
R21
AR
9R
69
C3 C14
R20
R91
R138
TP
6
JR1
JR2
R111
C12
R15
R73
R16
R65
R66
R68
R98
R96
R94
R92
R90
R88
R22
C28
R35
R23
R75
R103R
56
C21
C65
C62
C35
R55
R4
C73
R42
R41
C29
D6
D7
D3
C63
R36
R86
C70
R97
R99
PbF
C34
1
C20
C66
C19
R201R101C80
R37C33
C2
EC18
R148
R155
R5
AR5
TP8
R163
R167
R141
R146
R157
R149
R159
R160
R154R
46C
18R
104R
165
R166
R151C
79
C11C
4
C78
R145
R156
C1
1
14C77 R143
D21
D22
R170
R40R8
R43
C86
C56
C85
R39
R204
R202
R3
Q3
R7
ee e
b
b bAR1
TP5
R62
R67R19
R6
R11R10
R100
C67
R93
AR8AR3
AR
2A
R4
R83
AR6
R95AR7
D8
Q8
C64
R17
EC17
D5
Q7Q6
28
TP9
C5
C9
C82
C17LED P1(U1-12)
TX DATA(U1-15)
RX DATA(U1-16)
CHG DET(U1-25)
CPU-RST(U1-27)
CPU-VDD(U1-28)
RING DET(U1-26)
RING DET (IC2-7)
X OUT(U1-1)
+9V (Q9-Collector)
C16
KX-TC1466LAB/LAW: BASE UNIT Main (Flow Solder Side View)
+5V (Q9-Emitter)
PbF
CN1.
1 4
KX-TC1466LAB/LAW: BASE UNIT Locator (Component View)
PbFPAGE.
LED
1
KX-TC1466LAB/LAW: BASE UNIT Locator (Flow Solder Side View)
C590
C16
C70L11
R12
C28
C43
CF1
C20C599
J1114
C60R10
L9
L3L1L2
C71
L12
L13 L6
L14
R39
R13C44C45
C612
C39
C34
DP1
R18
R28R15
C589
C586 C584
C587
Q3Q4IF1
C31
C62C63
C1C2
C4 C3
R5
R3
R7
R36C15
VR1
R8
R20R41
R43 C48
C58
C49
R1
R6
C8 C
6
R21
R37
R38
R44
R40
R9
R11
C22
C55
C56
C24
C23
C29
C27
R25
R24 R
26C
59C
5C
57
C53
C592
C30
C68
C33
C585
R14
114
4027
R17
R32
C583
C37
C32
R16
C588
C50
C40C
41
C61
C21
R45
Q1 C
35
CF
2
C600
C13
C14
C607
C604
C605
C606
C608
C609
C610
C611
C10
C42
R4
R2
C7
C25
C26
R31
R30
C52
C9
C51
TX VCC RX VCCSIG_OUT
C11C46 C19
C17
C18
C36
U1
U2
C47C12
R19
R42
L10L4L5L8
PbF
KX-TC1466LAB/LAW: BASE UNIT RF Module (Compontent View)
RSSI
JP11
JP10
R15A
R6A
TB31262F
PbF
KX-TC1466LAB/LAW: BASE UNIT RF Module (Flow Solder Side View)
TX VCORX VCO
TX DATA (U1-10)
RESET
CHG-DET (U1-8)
CPU-VDD (U1-28)
R4
R19
R5
C4
VR1
C3
R2
R30
C8C9
R31
R22C205
CN1
c
b e
-BUZZ
RE/PA
JR1
TALKOFF
PbF
3
6
9
#
VOL MEM
CH
CH+
BATT+
CH- D13MIC1
D3 R
6
2
5
4
1
87
0
R55C
58
R23
R18
C206
C207
R28
C102
EC6
Q7 C13
C6
JR2
C22R47
R13
R11
R48R29
VC1
1
15
C203
X1
U1
Q2
Q3
D4
Q1
Q6
Q5
Q8
R16R
32
EC
1A
R20
D12
R9
R65R34
R36R35
C1
R1
JP1
C202
C40
C204
C5
R43
R24
R14
C12
C11
R39
LED
3
LED
4LE
D1
LED
2R37 R44
R10
R25
R26
R33
R53
R67
R56
EC
4
D8
R21
R7
C44
Q9
R40
R3
R46
R45
D14
R15
R12
KX-TC1466LAB/LAW: HANDSET Main (Component View)
D1
+BUZZ
J10
J8
J9
R41
EC1
J3
J2
J25
J23
C2
J19
J20
GND
ZD
1 SPK+
SPK-
J13
WJ1
J15
ON
OFF
SW1
J16
PbF
D10
D6
D11
D2L2
L1
D5
BAT
WJ1A C38
LED
D7 D9
EC5
J21
J7J17
J4J5 J24
J22
J1
KX-TC1466LAB/LAW: HANDSET Main (Flow Solder Side View)
C590
C16
C70L11
R12
C28
C43
CF1
C20 C599
J1114
TX VCC RX VCC
C60R10
L9
L3L1L2
C71
L12
L14
L6R39
R13C44C45
C39
C34
DP1
R18
R28R15
C589C586 C584
C587
Q3Q4IF1
C31
C62C63
C1C2
C4 C3
R5
R3
R7
R36
C15
R8
R20
C48
C58
C49
R1
R6
C8 C
6
R21
R37
R38
R35
R22
R27
R9
R11
C22
C55
C56C
24C
23
C29
C27
R25
R24
R26
C59
C5
C57
D1C592
C30
C68
C33
C585
R14
114
4027
R17
R32
C583
C37
C32
R16
C588
C50
C40C
41
C61
C21 R
45
Q1 C
35
CF
2
C600
C13
C14
C607
C604
C605
C606
C608
C609
C610
C611
C10
C42
R4
R2
C7
C25
C26
R31
R30
C52
C9
C11
C46 C19C17
C18
C36
U1
U2
C47
C12
R19
L10L4L5L8
PbF
KX-TC1466LAB/LAW: HANDSET RF Module (Component View)
SIG_OUT
RSSI
JP11
JP7
JP9
JP8
JP10
R15A
R6A
TB31262F
PbF
TX VCORX VCO
KX-TC1466LAB/LAW: HANDSET RF Module (Flow Solder Side View)