Kenwood DTF-1, Service Manual

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1
AY BA BC BE BG AZ BB BD BF BH
2
3
5
7
4
6
DTF-1
Y07-3852-71
14
13
12
11
10
9
8
7
6
5
4
3
2
1
DETECT
CLK
RST
VCC
GND
VPP
DATA
DETECT
CLK
RST
VCC
GND
VPP
DATA
1
2 3 4 5 6 7 8 9
10
11
12 13 14
MCLK/VPP RA0 RA1 RA2 RA3 P
A4/T0CKI
RA5/SS VSS OSC1/CLKIN OSC2/CLKOUT RC0/T1OSO/T1CKI RC1/T1OSI RC2/CCP1 RC3/SCK/SCL
28 27 26 25 24 23 22 21 20 19 18 17 16 15
RB7 RB6 RB5 RB4 RB3 RB2 RB1
RB0/INT
VDD VSS RC7 RC6
RC5/SDO
RC4/SDI/SDA
10K R17 10K R18
X2
9.21MHz
1
2
3
4
5
6
+5V
SUB-UP INT
BACK SCL
BACK SDA
UPRESET
GND
10K
R16
R1 82
R2 82
R5 82
R6 82
R7 82
R8 82
R9 82
R10 39
16
1
14
15
1
4 5 7
14
15 16
470K
R25
C4
22P
C5
18P
X1
32.768KHz
17 18
17 18
OUT
GND
VCC
R13 10K
2 3
7 5 4
C7 100u6.3
+
4 5 7
2.2K
R12
2.2K
R24
2.2K
R20
2.2K
R22
2.2K
R15
R23
R21
R19
R14
R11
1
4
2
6
8
7
2
4
3
5
27
28
25
26
24
22
23
15
11
5
3
13
16
14
1D-4D
1G-4G
1F-4F
1E-4E
1C-4C
1B-4B
1A-4A
9 CATH. L3
ANODE. L3 10
DP1-DP4 7
CATH L1/L2 12
ANODE L1/L2 4
DIG.1 COMM. 1
DIG.2 COMM. 2
DIG.3 COMM. 6
DIG.4 COMM. 8
2.2K
2.2K
2.2K
2.2K
2.2K
28 27 26 25
24
23 22
8
6
4
1
2
Q1-5
SWb
C8b
C1a
C5b
C2a
C3a
C4a
C6b
C7b
C8a
C7a
C6a
C5a
C1b
C2b
C3b
C4b
SWa
SWc
4
1
2
3
5
0.01
C11
SWb
C8b
C5b
C7b
C6b
C1a
C2a
C3a
C4a
SWa
SWc
C4b
C1b
C3b
C2b
C5a
C6a
C7a
C8a
2
C12
0.01
1
3
4
5
C9 0.1
1
2
3
4
5
6
7
8
+5V
GND
MUTE
PULSE DIAL
RX
TX2
TX1
RINGD/LCS
0.1
C8
0.01 C26
4.7K R58
2K
R47
470
R48
10K R49
R46 6.8K
C20 0.022
1000P
C25
1000P
C23
1000P
C24
150 R56
R54 4.7K
C22 2.2u50
+
0
R40
4.7u50
C18
+
4.7u50
C17
+
8.2K
R39
62K R38
12
R35
56
R36
56
R37
0.015
C16
330 R52
4.7u35
C21
+
4.7K
R51
R55 22K
13
13
+B
L1
L2
1
4
2
3
+B
100u6.3
C6
+
0.1 C3
4.7K
R53
R57
4.7K
4
1
5
8
T1
2
1 4
3
PH5
R50
1.2K
PH2
3 4
1 2
K1
5
4
3
8 9
0
R43 100
1
2
3
4
5
6
7
8
9
10
11
12
+32V
+22/+17V
CONTROL
+5V
+11V
+12V
+3.3V A
GND A
GND D
GND D
GND D
+3.3V D
C613
100u35
100u35
+
+
+
100u35
C212
L211
2.2K 1/2W
R212
100u35
C412
+
100u35
C312
+
PH1
470
1/2W 1/2W
470
R812 R811
10u50
C812
+
L611
GND
OUT IN
GND
OUT IN
180u35
C21
1 +
L411 39uH
0.01
C118
27K
R1
15 220P C1
13
0.01 C1
12
1/2W
100K 100K
R109
1/2W
R108
R1
10
10K
3300P
C1
17
1/2W
220
0.01
C116
R116
1u400
C1
14
+
3.3K
R111
3.3K
R112
680
R113
0.033
C1
15
2.2K R1
14 470K R105
470K R104
1/2W
1/2W
C1
10 68u400
+
C512
CT
47
R205
470
R204
1.5K
R206
560u35
C612
+ +
560u35
C61
1
560u35
C51
1 +
1K
R202
68
R201
1u50
C201
+
0.1
C811
2200P
C106
0.1
C102
330P C104 C103 330P
R101
470 1/2W C101
0.22
F101
1
2
1
2
1
2
Z101
17
16
15
11
12
14
13
5
4
3
7
8
3 4
1 2
10K
R21
1
+32V
39uH
+22V/17V
+5V
+10V
+3.3VA
+3.3VD
10uH
+12V
180u35
C31
1 +
C41
1
330u35
+
PC101B PC101A
L101
250V
1.6A
L104
L105
2
T101
AC230V
50Hz
FG201 FG101
+B
+B
+B
+B
+B
IR1
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B +B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B +B
+B
WH2
S5
S6
S1
S4
S3
S2
WH1
D1 D2 D3
Q1
Q2
Q3
Q4
Q5
A
B
C
F
E
D
G
F
G
E
D
C
B
A
F
G
E
C
D
B
A A
B
D
C
E
G
F
DP DP DP DP
L3
L2
L1
PERS
OK
CN16
X05-
1/2
DISPLAY (LEDS:7SEG
LED
DRIVER
1/2
CN18
X05- J2
SMART CARD 2
IC2
D19
D20
IC3
SMART CARD 1
J1
(CA CARD)
(BANKING CARD)
WH3
Q10
D18 D17
D14
D15
D13
D12
Q6
Q7
D9
D8 D6
D7 D5
Q8
D16
GND LINE
B LINE
J3
LIN.TELEF
(MODEM)
CN14
X05-
1/2
IC1 : 16CR62T10SS028
IC2,3 : TC7SET32F
Q1-6 : 2SA1576A(R,S)
Q7 : 2SA1924
Q8-10 : 2SC4081(R,S)
D1-3 : 1SS133 or
HSS104
D9 : P6KE150A
D12-18 : MA111
D19,20 : UDZ5.1B
SUB u-COM
DIG.1 DIG.2 DIG.4 DIG.3
ED1 4)
Q9
T95-0164-05 PH1,5 :
1N4003 D5-8 :
T95-0165-05 PH2 :
B38-0169-05 ED1 :
W02-2670-05 A1 :
CN201
D814
D813
D213
D812
D212
D81
1
D211
D311
D511
D411
D611
D108
D103
D1
10
D104
D105
IC201
CN102
SW101
CN101
COUPLER
PHOTO
CONTROL
VOLTAGE
5V
AVR
AVR
3.5V
Q221
22V/17V AVR
1/2
X05-
CN1
D101
Q101
Q103
SIEC
REMOTE
SENSOR
LEVEL CONTROL
LEVEL CONTROL
SWITCHING
FET
Q102
(X14- )
AN1431T
(W02- )
IC201 :
NJM78M12FA IC311 :
PQ05RD11 IC511 :
2SK2666 Q101,103 :
2SC3377 Q102 :
2SB1331 Q211 :
S1WBA60 D101 :
RD18FB2 D103 :
MTZJ2.4B D104 :
1SS270A D105 :
D108,110 : D1N60
S2L20U D211,311,411 :
21DQ04 D213 :
31DQ04 D511 :
F5KQ40 D611 :
10ELS2 D811,812 :
D813 : MTZJ18B
MTZJ16C D814 :
D212 RD33FB2 :
IC1
A1
B
C
(X14- ) (C/3)
(X14- ) (B/3)
(X14-7062-72) (A/3)
D
DTF-1 (2/2)
IC311
IC511
A
SWITCHING POWER SUPPLY (W02-2692-05) (EXCHANGE PCB TO REPAIR)
1.6V
4.9V
1.6V
1.6V 1.6V
4.9V
4.9V
4.9V
6.3V
4.9V
4.9V
6.1V
4.9V
2SA1576A 2SB1370 2SC4081 2SB1561
2SD2391
RB451F 2SK880 PST9130NR TC7SET32F
NJM2904V
NJM4580V
CAUTION: For continued safety, don't replace
all the parts of power supply unit.
The DC voltage is an actual reading measured
with a high impedance type voltmeter with no
signal input. The measurement value may vary
depending on the measuring instruments used
or on the product.