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CL-160/FT-4160

BASE UNIT
TRANSMITTER SIGNAL RECEIVER SIGNAL RECEIVER (BASE UNIT) SIGNAL CARRIER DETECTION

A
ANTENNA

TRANSMITTER (BASE UNIT) SIGNAL

MAIN PWB-A 1
T1 Rx.B.P.F

R4 100

L1 1.5H TP21

C3 0.01

C2 47P (CH) R1 47 4.6V D C9 47/16

R5 22

C18 0.01

R9 8.2K

R15 100K

C10 0.1

R8 10K

C17 0.0022

C20 0.0047

ANT

TX

G 0V RX.GND

CF2 455KHz

B

DPX1 D.P.X

RX

R7 330

C8 0.001

TX.GND

Q1 2SK241 GR S 0.56V CF1 10.7MHz

T2 Rx.DETECTOR R6 47K C16 0.047 R12 150K

R10 4.7K

C1 0.001

R2 180

C19 0.01

C4 100P C5 0.1 C6 22/10 C11 1/50 C14 220P R13 270K C15 220P

VR1 10K (B)

R14 5.6K 5V R11 100K

C

TP22

C7 0.1 38 37 36 35 34 33 32 31 30 29 28 27 26 25 39 40 41 T3 C44 15P(CH) Rx.V.C.O C42 47P(CH) TP23 C41 1/50 42 43 44 45 46 47 48 1 2 3 4 5 6 7 8 9 10 11 12 13 14 C12 0.1 C13 27P (CH)

24 23 22 21 20 R114 C117 1K 330P (CH)

TP8 RXTADA

C47 0.1

C45 22/10 R34 22K

C46 0.01 R33 15K

C43

D

U1 TB31224F RF

19 18 17 16 15 C22 0.1 R17 33K R16 10K C23 560P (CH) C24 270P(CH) R19 22K C25 0.1

U1P17 VR2 10K(B)

C27 0.001 (CH)

R18 100K

DATA

CLK

CO

X1 10.24MHZ C36 33P (CH)

EN

R20 82K C28 10/16

12DBSIN

E

R32 5.6K C39 0.1

C40 1/50

VC1 30P C38 5P (CH) R31 5.6K

C35 5P(CH) R30 10

R21 56K R22 47K C34 270P (CH)

C30 0.047

C37 0.1

C114 0.1

TP3 C31 0.047

R41 5.6K

R23 47K

F

C48 0.033 R42 12K Tx.B R37 470

R29 47K

TP24 C33 0.1 C53 47/16 R35 33K C50 0.001 R24 47K C52 C51 100P(CH) 62P(CH) R27 100K VD1 KV1832C TXDATA R28 470 C49 0.001 R26 620K C32 0.0047 R25 68K TP4

5V 4.3V Q9 2SA812 4.8V

C62 0.1

C63 47/16

R40 100 C60 0.022

R39 100K

C58 0.022

R38 120K

C56 0.1

3.7V

VR3 10K(B) C64 0.001

3.44V Q3 2SC945 P 2.8V T5 Tx.EXCITER C59 68P (CH) 4.8V C57 1P (CH) C54 39P(CH) C55 22P (CH)

T4 Tx.V.C.O

G

C61 560P (CH)

T6 Tx.FINAL

3.6V 0V

Q5 2SC945 P 0.66V

Q4 0.66V 2SC945 P 0V

R36 1.2K

J2 TELEPHONE

H

NOTES ON SCHEMATIC DIAGRAM can be found on page 30.
1 2 3 4 5 6

Figure 32 SCHEMATIC DIAGRAM (2/7) -- 32 --

CL-160/FT-4160

CTION

+B
DP+HOOK

D7 BAT85
RXDATA RINGIN

C89 0.1
CHGIN

K

C91 1000/10 R85 150K R87 10K R88 22K C92 0.0022 R89 39K R91 150K 1 2 R90 3 82K 4 R92 5 330K 6 7 8 9 R86 680 TXB CHGDATA C116 0.33 R95 47K C83 0.33/50 R98 47K 0V R96 220K 10 11

C90 0.1

C88 0.01

R106 220K

R105 220K 33

44 43 42 41 40 39 38 37 36 35 34

5

7 8 6

32 31 30 29 TXDATA CON1 R103 22K R104 22K 4 SWITCH PWB-A2 SW1 4 PAGE/FIND

U2 4 PD750006 MICROCOMPUTER

28 27 R93 26 470K 25 24 23

R94 470K CD CLK DATA EN

1

2

3

SW2 DIAL MODE 1 1

RED D6 IN USE/CHARGE

12 13 14 15 16 17 18 19 20 21 22 R97 100K 0V C84 Q12 0.01 2SC945 P 4.76V C85 22P (CH) X2 6MHz C86 22P (CH) STOPMODE R99 39K C87 47/16 R100 1K

5V
Q13 2SC945 P

TP7

0.66V 0V R101 1.8K R102 15K

TP8 ADA

D5 IN4148

R115 100K R116 10K U1P17 CHGDATA VR2 10K(B) CHGIN 0V

R71 R70 11.2V 2.7K 10.5V Q11 2SA952 K/L L8 33H 12V 5V 5V C80 100P 3 D10 IN 4001 L7 10H

TP5 TP1

0V

10.5V Q15 10.5V 2SC1623

12DBSINDA R69 10K

R44 47K 5V R68 22K 0V R67 56 (1W) L9 33H R117 56(1W)

U3 1 VOLTAGE REGULATOR 7805
2

J1 DC IN 12V

C102 2200/16

C101 0.1 L6 22H

C115 100P

R51 75K

C113 0.001

Q10 2SC945 P

C103 220/10

0V

TP6 TP2

TP3 L5 28H VA1 330V R25 68K TP4 L2 28H R113 100 (1W) FUSIBLE R112 47K Z2 3.3V TXDATA C111 0.47/250 R111 3.3K Z1 3.3V 5V 12V Q8 2SC945 P 0V C112 0.001 RL1 RELAY 12V D2 IN4148 0V R63 100K R64 10K R65 2.7K
RINGIN

R58 100 1 3 2 TR1 4 5 6 R59 1.2K

R57 22
Q6 2SC945 P

10.5V C73 0.022 C71 47/16 C72 220/10 L3 70mH R60 220
Q7 2SC945 P

R54 1K5 6V

C70 0.001 C75 0.022 0V R53 27K C76 0.039 R52 15K

BATTERY CONTACTS

R62 220

6.7V 6.7V C74 0.022 0.6V R55 680K

C78 0.001

C77 0.0039

R61 10

R66 100K 1 4

SIDETONE R56 10K D3 IN4148

C79 0.1

D1 1N4148

2

U4 PS2501

3

J2 TELEPHONE LINE

The numbers 1 to 8 are waveform numbers shown in page 28.
7 8 9 10 11 12

Figure 33 SCHEMATIC DIAGRAM (3/7) -- 33 --

DP+HOOK

D4 IN4148

CL-160/FT-4160

HANDSET
TRANSMITTER (HANDSET) SIGNAL RECEIVER (HANDSET) SIGNAL

A

MAIN PWB-B

C13 0.1 ANTENNA TP1
T8 Rx.DETECTOR

C12 47/0 R6 330 CF2 10.7MHz

R9 27K C19 0.1

B
TGND

AGND

ANT

L1 0.33H
TX

D.P.X DPX1
RX

CF1 455KHz R7 47K

C18 0.1 TP10 R3 150 C4 100P (CH) T7 Rx.V.C.O C11 15P (CH) C16 1/50 C15 0.1 T1 C14 22/10 C17 102 C20 0.1 C21 27P (CH)

C24 220P C22 220P R11 270K R12 10K C23 0.0022 24 23 22 21

R 5

2.1V D 0V G Q1 2SK241 GR

38 37 36 35 34 33 32 31 30 29 28 27 26 25 39 40

C
R2 150 C1 0.01

S 0.79V C2 51P (CH)

RX.B.P.F

C5 0.001

C6 0.1 /50

C8 0.022 C9 0.22

R5 R4 3.9K C7 6.8K 0.01

41 42 43 44 45 46 47

U1 TB31224F RF

20 19 18 17 C30 0.1 16 15

C3 0.01

TP3 R1 150

R22 15K C39 0.01

C38 0.22

C10 1/50

48 1 2

9
3 4 5

10
6 7 8 9 10 11 12 13 14

D

C33 82P(CH)
C29 10/16

R 1

Q4 3.62V 2SA812 C53 47/10 3.8V

3.21V R23 100K

R25 10K

RXB

C47 47P (CH)

R21 470K

TXB 3.8V Q5 2SA812 3.22V 3.62V MICB C37 0.1

X1 10.24MHz

R24 100K

R26 10K

C36 C35 C34 470P 470P 470P (CH) (CH) (CH) VC1 30P C46 5P (CH)

E

C54 47/10

GND C52 0.01

R28 47K

F
C55 0.1 R40 100 T5 R41 120K 3.62V Tx. FINAL 0V 0.59V Q9 2SC945 P Tx. EXCITER C62 68P (CH) 0.73V Q8 2SC1675 0V C58 5P (CH) R38 12K 3.52V 2.59V
2.1V

TP5 R27 47K C45 0.033

C40 220P (CH)

T6 C63 470P (CH)

R42 100K 3.62V

C60 0.1 C59 1P (CH)

C61 10/16

C50 100P (CH)

C49 27P (CH)
VD1 KV1832C

Q7 2SC1675 T3 Tx.V.C.O

R34 47K R35 470K C51 0.001

C48 0.001

VR1 22K(B)

R32 68K

G

C56 24P (CH)

R39 1K

C57 56P (CH)

R37 33K

R36 560

C44 0.00 TXDATA

H

NOTES ON SCHEMATIC DIAGRAM can be found on page 30.
1 2 3 4 5 6

Figure 36 SCHEMATIC DIAGRAM (4/7) -- 36 --

CL-160/FT-4160

P38 5-A

B

C

P38 6-A

BAT+

BAT-

R8 22 R9 27K C19 0.1 R14 150K C24 220P 2 P R11 270K R12 10K C23 0.0022 24 23 22 21 20 19 18 17 16 15 14 C33 82P(CH) R21 470K R18 C31 100K 270P (CH) R20 18K C30 0.1 VR4 22K(B) C28 0.1 R16 10K R15 2.7K C27 560P VR5 22K(B) C25 0.01 R10 5.6K GND

F1 1A

TP11

FUSING ICP-S1.0

CNP1

CNS1 2 2

1

1 BAT1 BATTERY CHARGE

R30 8.2K C43 0.0068

C66 0.01

R43 100K

R13 100K TP8

PWR GND

25

CNP2 1 1

CNS2

2 TP4

2 SPI EARPIECE

FLT1 TXDATA SIG/OUT 1

TXDATA

C32 R19 0.1 10K

R17 22K

BATT/LOW RX/DATA

B+ C35 C34 70P 470P CH) (CH)

RXB

RXB

TXB

TXB

A

P38 1-C

VOL

CLK DATA EN

MICB

MICB

MIC

C40 220P (CH)

R29 100K

14

R32 68K

R31 56K

C42 0.022

C44 0.001 ATA

The numbers 9 and 10 are waveform numbers shown in page 28.
7 8 9 10 11 12

Figure 37 SCHEMATIC DIAGRAM (5/7) -- 37 --

CL-160/FT-4160

HANDSET
A

P37 8-A
TRANSMITTER (HANDSET) SIGNAL RINGER SIGNAL
BAT+

B

C
BAT-

KEY PWB-C
14

B

MIC

MICB

EN DATA R105 5.6K 0.56V 0.31V 0V MONO CAP R106 Q2 2SC1623 47K R104 47K

CLK

C

VOL

0V

P37 12-E A

TXB

RXB

B+ RX/DATA

C118 0.1

0V C117 0.33 R114 470 R115 2.2K 0V Q10 2SC1623 0V

R107 100K

R108 100K

BATT/LOW

D
SIG/OUT TXDATA 1 NC-10CH NO-25CH 6 7 SW2-B 8 5 10CH/25CH 1 2 3 4 5 6 7 ROW1 ROW2 ROW3 ROW4 ROW5 ROW6 N85V 8 9 10 11

D3 RLS4148

R133 100K

R109 33K

D RLS

44 43 42 41 40 39 38 37 36 35 34

33 32 COL4 COL3 COL2 COL1 R116 470K C107 0.00

RINGER/OFF 2 HIGH LOW/HIGH 3 LOW 1 SW2-A 4 OFF

11 12

18

17

31 30 29 28 R117 470K 27 26 25 24 23

R126 150 R125 150

E

R124 150

U2 16 PD750006 MICROCOMPUTER

13

14

15

12 13 14 15 16 17 18 19 20 21 22

R122 560K 3.84V C122 0.001 C109 0.001

R 82 0.07V

R127 220K X2 C111 0.1 5.95MHz

C112 10P(CH) R134 1K R123 1K

F
Q13 2SC1623 R128 220 R129 220

R132 100K

C113 10P(CH)

Q6 2SC1623 0V

C123 0.47 R130 220 R131 220 R135 1K C120 102 LD2 RED LOW BATT C119 0.47/ LD1 RED TALK

C110 0.47

LD3

LD4

LD5

LD6

INT

FOR 260/510/540 LD7

G

FOR 260

H

NOTES ON SCHEMATIC DIAGRAM can be found on page 30.
1 2 3 4 5 6

Figure 38 SCHEMATIC DIAGRAM (6/7) -- 38 --

CL-160/FT-4160

R101 1K

R102 2.7K TP13

C121 0.022

0V R104 47K

R103 2.7K 0.56V Q3 2SC1623 0V C106 0.047

C104 22/10

C103 560P(CH)

MIC1 MIC

TP14

8 K

D12 6.2V

BUZ1 RINGER

R109 33K

D4 RLS4148

Q12 MSB710 RT1 3.8V R111 120K

3.8V

R110 150 D8 D9 L104 47H BATTERY CONTACTS

3.8V

R113 10K D7 RLS4148 C107 0.001 R112 2.7K

D10 D11 D8~D11:RLR4004 D5 RLR4004

L103 47H

C102 680P

COL1 R122 560K 3.84V 109 001 R120 820K 0.07V R119 1M 1 0.07V 0.51V 4 Q6 2SC1623 0V 10 47 Q11 2SC1623 0V R121 330K C108 1/50 5 6 AUTO/MEMORY ROW1 ROW2 7 8 9 INT ROW3 * 0 # OFF ROW4 ROW5 FLASH REDIAL/PAUSE MUTE ROW6 D2 RLS4148 2 3 TALK COL2 COL3 COL4

CHANNEL

VOLUME

MEMO#

The numbers 11 to 18 are waveform numbers shown in page 28 and 29.
7 8 9 10



: Not Mount
11 12

Figure 39 SCHEMATIC DIAGRAM (7/7) -- 39 --