Kenwood DMF-3020 Service Manual

GND LINE
PLAYBACK
RECORD
CN102
CN105
CN101
3.3V AVR
IC4
IC3
IC2
IC1
: TC7WU04FU
: TC7S08FU
: CXD2652AR
: CXA2523AR
IC5 : TC74ACT540FS
: X24C01AS-2.7
: HM51W4400BTT-7
: L88MS33T
: BH6511FS
: AK4520
IC10
IC11
IC7
IC8
IC6
: FMW1
: DTC114YUA
: DTA144EUA
Q4,5
: 2SJ278
: 2SB798-DL
: 2SA1576A(R,S)
Q8
Q7
Q6
Q1
Q2,3
Q10
Q9
: DTC114EUA
: 2SK1764
D1,2
D101
: F1J6TP
: MA101
CN3
CN2
CN1
SLT SW
M
M
M
MOTOR
MOTOR
MOTOR
WH1
S1
PROTECT
PH1
S2
REC SW
SPINDLE
SLED
LOAD
-CN3
X25-A/5
2/3
2/3
-CN2
X25-A/5
MEASUREMENT IMPOSSIBLE
NON
RECORD
PLAYBACK
STOP
PH1 : T95-0140-05
+B LINE
-B LINE
DIGITAL OUT
DIGITAL IN
DIGITAL
DIGITAL
OUT
IN
(LINE)
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
8
10
9
7
6
5
4
3
2
1
19
14
13
11
12
17
18
16
15
+5V
DISC IN
STTLMT
NC (EMPH)
PROTECT
PHOTO SW
REFLECT
REC SW
MOD
GND
LDON
MNT2(XBUSY)
XINT
SCL
SQSY
DIG-RST
DQSY
MNT1(SHCK)
SENSE
13
15
14
12
11
LOAD-OUT
LOAD-IN
STTLMT
PROTECT
GND
SPDL+
SLED+
REFRECT
SLED-
+5V
DISC IN
NC
PHOTO SW
SPDL-
REC SW
18
19
17
16
15
13
14
12
11
29
27
28
26
22
23
24
25
20
21
HGND
512FS
+5V
+5V
DOUT
H+5V
DIN
3.3V
GND
LOAD-OUT
GND
LOAD-IN
M+5V
LRCK
M+5V
DADT
MGND
BCK
MGND
ADDT
SCTX
SDA
MNT0(FOK)
MNT3(SLOCK)
SWDT
WRPWP
XLATCH
SRDT
SCLK
2
GND +B
4
5 3
+B GND
1
C187 100u
+
1
C195
100u C190
+
6.3
R124
100
6.3
100
R120
W4
W3
W2
1
2
3
10987654321
2
1
1112131415
2
1
3
1
2
4
3
4.7K
R1
R2
180
PHOTO SW
REC SW
SPDL- SPDL+
NC
+5V
DISC IN
SLED-
SLED+
REFRECT
PROTECT
GND
STTLMT
LOAD OUT
LOAD IN
0.1
C196
+B
B
+5V+5V+5V
M+5V
+5V
+3.3V
+5V
H+5V
H+5V
+5V
+5V
+5V
IC10
(MDM-04) (X29-2580-00) (A/2)
(X29- ) (B/2)
A
B
DMF-3020/5020 (1/3)
5V
1.1V
3.3V
5.1V
MONK LN
Y22-7872-70
DMF-3020/3020(S)/5020/MD-203
CAUTION: For continued safety, replace safety criti-
cal components only with manufacturer's recom-
mended parts (refer to parts list). indicates safety
critical components. For continued protection
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 acceptably insulat-
ed 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 instru-
ments 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 fol-
lowed by (REC) refers to the value during MD
RECORDING.
DMF-5020(K) COVER1,1P( 98.12.9 16:41 y[W 18
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9/8/2013
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Kenwood DMF-3020 Specifications