(CPU)
IC2C-D
Tip
Ring
IC2-A, IC2-B
RING DETECTION
Q6, Q7
RESET
CIRCUIT
Q3
RELAY CTRL
SIDE T
ONE
NETW
ORK
T4
AUDIO
TRANSFORMER
RL1
VDR1
F1
Lnseize
RING_DET
CHG_DET
Tx_PWR
RESET
DTMF
48
3
13
52
37
RX-VCC
VCC
Q1, Q4
DTMF ALC
IF FILTER
CF501
RX_LO
Q506
MIXER
Q512
RF Module
LNA: Low Noise Amp
Q555, Q556
DUPLEXER
ANTENNA
LPF
FL501
9V
DC 9V
To
H/S
Q2, Q10
CHARGE DETECT
Q9
VOLTAGE
REGULATOR
5V
Doubler/Buffer
Q510
TX_VCO
Q509, VD502
Q8
TX ON/OFF
TX AUDIO
39
36
8
15
43
9
46
EXP
COMP
transmit
receive
COM_STB
COM_DATA
COM_CLK
RSSI
REF_CLK
RX_DATA
X2
4MHz
TX_DATA
KX-TC1461LAB/W: BLOCK DIAGRAM (BASE UNIT)
Det
MIC_IN
MIC_IN
SIG_OUT
1st IF IN
RX_PD
TX_PD
SF_OUT
D_OUT
OSCI
2
16
15
17
25
27
26
24
4
20 21
22
1
Filter
Summary of Contents for KX-TC1461LAB
Page 4: ...2 2 Handset 4...
Page 5: ...2 3 Battery Replacement 5...
Page 6: ...3 CONNECTIONS 6...
Page 8: ...4 OPERATIONS 4 1 Making Calls 4 2 Answering Calls 5 DISASSEMBLY INSTRUCUTIONS 8...
Page 15: ...7 4 Check Link Refer to Adjustment Note CPU IC3 RF IC IC1 15...
Page 21: ...Note Refet to CIRCUIT BOARD Handset Signal Route 9 2 Adjustment 21...
Page 36: ...20 CABINET AND ELECTRICAL PARTS LOCATION HANDSET 36...
Page 37: ...21 ACCESSORIES AND PACKING MATERIALS 37...
Page 38: ...22 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 22 1 Base Unit 22 2 Handset 38...
Page 53: ...R520 ERJ3GEYJ103 10k 53...
Page 58: ...28 3 RF Module M KXTC1461LAB AK KXTC1461LAW AK 58...
Page 59: ...KX TC1461LAB W BASE UNIT Locator Component View...
Page 60: ...KX TC1461LAB W BASE UNIT Locator Flow Solder Side View...
Page 61: ...DC Power Supply Battery...
Page 63: ...U1 X1 KX TC1461LAB W HANDSET Main Flow Solder Side View 1 14 28 15 Rec_O P_B CH_DET U1 25...
Page 65: ...KX TC1461LAB W HANDSET Main Component View SP_OUT...
Page 67: ...IC3 AF OSC LOOP SIMULATOR Audio Analyzer E F Tip Ring...
Page 75: ...IC2 KX TC1461LAB W BASE UNIT Main Component View L seize 1 7 8 14 Power Down Tx Down SIG_OUT...