Kenwood DMF-3020 Service Manual

AO AQ AS AU AWAP AR AT AV AX
2
1
3
5
7
4
6
PGM
(-dB)
R
REPEAT FADE
TOTAL
REMAIN
30
SEARCH
TITLE
L
40 9
MANUAL
MONO
1821 15
IN
A.PAUSE
MONITOR
32kHz
44.1kHz
48kHz
123
ANALOG DIGITAL
7 5 3 1 0 OVER12
40 30 27 OVER1224 21 18 15 9 6 3 0
(-dB)
OUT
COPY
SINGLE
2
41
1 4 2 3
12
7
S1 NP NP F1 F1
4
3 6 5
S6 S5 S4 S3 S2
9
8
11
10
S11 S10 S9 S8 S7
14
13 16 15
S13 S12 S16 S15 S14
19
18 17
21
20
14
9 5 6 7 8
10 11 13 12 19 15 16 17 18 20 21 22 23
S26 S21 S20 S19 S18 S17
24
23 22 26 25
S25 S24 S23 S22
29
28 27
31
30
S31 S30 S29 S28 S27
33 32 26 35
34
S35 S34 S33 S32
38 37 40
39
24 25 26 27 28 31 29 30 33 32 44 43 34 35 45 49 47 46 48
51
46
NP NP NP NP NP
43 42 45
44
NP NP NP NP NP
48 47 50
49
G11 G12 G13 G14 G15
53 52 55
54
G6 G7 G8 G9 G10
58 57 56 60
59
54 52 51 50 53
F2 G1 G2 G3 G4 G5
63 62
61
65
64
F2 F2 NP NP
68 67 66 70
69
L1 L2 L4L3 L6L5 L8 L9 L10 L11 L12 L13 L14L7
1
F1
R1 R2 R4R3 R6R5 R7 R8 R9 R10 R11 R12 R13 R14
R15
L15
G7
AM1
1
48
17
AM17
DI
64
2
AM2
G8
47
3
AM3
G9
46
4
AM4
G10
45
5
AM5
G11
44
6
AM6
AA8/G12
43
7
AM7
AA7/G13
42
8
AM8
AA6/G14
41
9
AM9
AA5/G15
40
10
AM10
AA4/G16
39
11
AM11
AA3
38
12
AM12
AA2
37
13
AM13
AA1
36
14
AM14
AM35
35
15
AM15
AM34
34
16
AM16
AM33
33
63
CL
AM18
18
62
CE
AM19
19
61
RST
AM20
20
60
VDD
AM21
21
59
OSC1
AM22
22
58
OSC0
AM23
23
57
VSS
AM24
24
56
TEST
AM25
25
55
VFL
AM26
26
54
G1
AM27
27
53
G2
AM28
28
52
G3
AM29
29
51
G4
AM30
30
50
G5
AM31
31
49
G6
AM32
32
17
2
54
48
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
19
20
21
22 23
24
25 26 27 28
29
30
31
32
53 52
51
50
49
47
46
45
44
43
35
34
R114
10K
C63
100P
1K
R121
R119
1K
1K
R117 R115
1K
1000P
C70
1000P
C69
R122
22K 100K
R120
1000P
22K
R118
C68
220P
100K
R116
C67
40 41 42
10K
R113
C62
0.01
R110
10K
R111 10K
R112 10K
10u35
C64
+
0.1
C65
40
33
41
42
10K
R104
R103
10K
GND
VCC
DATA
C58
1000P
R107
12K2.7K
R106
Q34-36
1
2
3
1K
R108
1
C61 220P
R109 47K
R105
1.8K
13
12
11
10
9
8
7
6
5
4
3
2
1
STBY
POW
TMSW
REM
DT
CK
CE
AC
AC
-33V
U+5V
KR0
GND
13
12
11
10
9
8
7
6
5
4
3
2
1
2
11
61
62 63
64
10
61
11
10
64
63
62
2
1K
R237
Q33
8.2K
R126 R125
4.7K
R124
2.7K
R123
1.8K
R129
12K
R128
2.7K
R127
1.8K
R132
4.7K
R131
2.7K
R130
1.8K
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TMSW
REM
DRDT
DRCK
DRCE
AC
AC
-33V
POW
U+5V
KR0
KR1
UGND
KR2
KR3
ENCA
ENCB
REC
STANDBY
19
18
17
16
15
14
13
11
9
1
5
6
8
8
6
5
470
R238
9
18
15
13
14
16
17
19
11
1
33V 33V 33V
33V33V
33V
U+5V
U+5V
U+5VU+5V
33V 33V33V
U+5V
U+5VU+5V U+5VU+5V
U+5V
33V
33V
U+5V
U+5VU+5V
U+5V
U+5V
U+5V
33V
33V
2-71
EUROPE
U.K.
E2
T2
YES
UNIT No.
DESTINATION
COUNTRY ABB.
D37
YES
Q29
R238
YES
0-00
NO NO NO
DESTINATION
COUNTRY
JAPAN
UNIT No.
ABB.
J
D37
Q29
R238
U.K. T1
EUROPE E
0-11
ABB.
CANADA
DESTINATION
COUNTRY
U.S.A.
D37
NO0-11
P1
UNIT No.
K1
NONO
R238
Q29
ABB.
EUROPE
DESTINATION
COUNTRY
D37
NO0-11E1
UNIT No.
NONO
R238
Q29
B
+B
68u6.3
C60
+
S24
S23
S19
S17
S13
S16
S22
S25
S15
S18
S6
S10
S11
S8
S3 S4 S5
S3
S18
S32
S4
S19 S20 S21
S6S5
S22
S7
S23
S8 S9
S24 S25
S10 S16
S31S30
S15S14
S29S28
S13S12
S27S26
S11
S20
S21
S17
S2
S33
S1
S14
S12
S9
S1 S2
S7
4.8V
-30.2V
-29.8V
-30.2V
-15.7V
-29.8V
S1 S2 S3 S4 S5
S6 S7 S8 S9 S10
S11 S12 S13 S14 S15
S17S16 S19S18 S20
S21 S22 S23 S24 S25
S26 S27 S28 S29 S30
S31 S32 S33 S34 S35
(X25-618X-XX) (C/5)
IC23
DISPLAY UNIT
(X25- ) (D/5)
C
DMF-5020/3020/3020(S)/MD-203 (3/3)
ED1
G15 G10 G9 G8 G7 G6 G5 G4 G3 G2 G1 G13
G14
G11 G12
(G1-G12)
FL DRIVER
Q36
Q35
Q34
Q33
S18
INPUT
TITLE
S17
S16
S15
GRID DRIVE
(BOTTOM VIEW)
A3
Q37
MONITOR
/DELETE
INPUT
REC/
E4
WH3
E5
D39
Q39
LED
DRIVER
SEG
DRIVE
REMOTE
SENSOR
TIMER
DRIVER
SEG
S6
SET
S5
MODE/
REC/
S4
S3
S2
SPACE
ENTER
S10
/TIME
S9
S8
EDIT/
S7
LEVEL
OUTPUT
S14
LEVEL
S13
S12
OUTPUT
REC
S11
DISPLAY
CN4
D37
Q29
S1
-CN5
X25-A/5
2/3
JOG DIAL
DMF-5020 (X25-6182-71)
DMF-3020 (X25-618X-XX)
MD-203 (X25-6180-11) DMF-3020(S) (X25-6180-11)
D37
Q33-37
Q29,39
IC23
: 2SC4081(R,S) or
: B30-2430-05
: LC75710NED
: UN5212
2SD1819A(Q,R)
GND LINE
B LINE
B LINE
CARRAC.
STANDBY
D39 : B30-2493-05
: W02-2571-05
: CM1777M
A3
ED1
LO: OFF
MD: PLAY
HI: REC
-29.1V
-14.9V
-31.5V
-19.8V
-17.3V
-17.3V
-26.7V
-31.5V
-19.7V
-19.7V
-29.2V
-26.7V
-31.5V
-19.7V
-31.5V
-17.4V
-19.3V
-19.3V
-19.3V
-26.7V
-29.0V
-19.5V
-19.5V
-31.5V
-26.7V
-26.7V
-19.5V
-31.5V
-19.5V
-15.0V
-17.0V
-29.0V
4.9V
2.5V
2.5V
-29.6V
-29.6V
-29.6V
-29.6V
-29.6V
-29.6V
-15.0V
-29.6V
-29.6V
-29.6V
-29.6V
-29.6V
-29.6V
-29.6V
-29.6V
-29.6V
-31.4V
-17.2V
-29.7V
4.9V
-32.3V
4.9V
4.9V
-32.3V
0V
4.8V
Y22-7872-70
DMF-3020/3020(S)/5020/MD-203
CAUTION: For continued safety, replace safety critical components only with manufacturer's rec-
ommended parts (refer to parts list). indicates safety critical components. For continued protec-
tion against risk of fire, replace only with same type and rating fuse(s). To reduce the risk of electric
shock, leakage-current or resistance measurements shall be carried out (exposed parts are accept-
ably insulated from the supply circuit) before the appliance is returned to the customer.
The DC voltage is an actual reading measured with a high impedance type voltmeter.
The measurement value may vary depending on the measuring instruments used or on
the product. Refer to the voltage during RECORDABLE MD PLAY unless otherwise
specified; The value shown in ( ) is the voltage measured at the moment of STOP. The
voltage followed by (REC) refers to the value during MD RECORDING.
DMF-5020(K) SD2,2P( 98.12.9 16:47 y[W 4
www.freeservicemanuals.info
9/8/2013
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Kenwood DMF-3020 Specifications