Kenwood LS-M66-H, Руководство по обслуживанию

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12
2
A C E B D
1
3
5
7
4
6
RXD-M66
X28-3202-70
5.8V
5.2V 4.6V
0V
(REC MODE)
(REC MODE) (REC MODE)
4.6V
: 4.9V
PLAY
STOP : 1.5V
PLAY : 0V
REC/STOP : 4.9V
PLAY : 0V
REC : 4.8V
4.6V
4.6V
4.6V 4.6V
PLAY
: 4.2V
: 8.2V
REC
: 8.2V
REC
PLAY
: 4.2V
4.6V
4.6V
4.6V
4.7V
4.6V
4.6V
4.6V
4.6V
1.2V
4.7V
0V
4.4V
4.6V
REC
: 4.2V
: 4.2V
REC
4.6V
L3
VCC
6
5
4
3
2
1
R-REC
R-PLAY
GND
ERASE
L-PLAY
L-REC
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
RECRET
BINL AINL
PBNFL
PBEQL
EQOL
TA
IL
PBOL
B1/1
1
A/B
A120/70
MUTE
RECIL
VCC
RECOL
1
2 3 4 5 6 7 8 9
10
11
12 13 14 15
VREF GND BINR AINR PBNFR PBEQR EQOR TA
IR
PBOR MAOUT MAI IREF RECIR RIP
RECOR
47u25
C58
C57 6800P
C53 0.01
C54 8200P C55 8200P
C56 0.022
R58 5.6K R57 5.6K
1/4W
R60 3.3
+
1/4W
R54 10
10u50
C52
R56 18K
10uH
L4
1.5K
R53
1u50
C51
R51 1
1/4W
3.3
R59
R55 4.7K
1M
R26
1M
R28
1M
R27
1M
R25
10K
R36
R1 100K R2 100K C1 470P C2 470P
10K R10
330P
∗ C10 0.01
C6
22K R32
1u50
C35
8.2K
R8
10u50 C22
100u10
C31
1/4W
4.7
R31
330P
∗ C9 10K
R9
C32 47u25
4.7u50
C33
10u50
C21
100 R34
0.01
C5
10K R33
R7 8.2K
+
4.7u50
C19
4.7u50
C20
0.22u50
C18
10u50
C15
4.7K
R13
4.7K
R14
10u50
C16
0.22u50
C17
R15 2K
R16 2K
4.3K
R18
4.3K
R17
+
+
1K
R12
4.7u50
C12
4700P
C14
+
1K
R1
1
4.7u50
C1
1
4700P
C13
R5 5.1K
C7 0.039
+
5.1K
C8 0.039
15K R24 15K R23
220P
C26
220P
C25
10K
R19
10K R20
C23 220P
C24 220P
330K
VR1
330K
VR2
+
+
L2 10mH
L1 10mH
15K
R22
15K
R21
1000P
C60
1000P
C59
5.6K
R61
5.6K
R62
13
MUTE
15 19 17 21 23
20
REC-F-SW REC-R-SW PLA
Y
-SW
PHOT
O
22
B.CANCEL P
ACK-SW
R/P
18
A/B NC
16 14
BIAS
1 5 3 9 7 11
6
M.GND M+9V SOL CPM
10 12
REC IN LCH M+9V REC IN RCH
8
M.GND RCH
4
LCH TA
+
9
V
A.GND
2
Q1-4
1/4W
10K R52
+
VCC
22 21 20
19
23
VCC
1
2
3
4
5
6
IC1
47K 47K
R38
1.8K
R40
1.8K
R37
23
19
20
21
22
2
3
4
R39
CPM
SOL
GND
PHOTO
7
8
6
5
1
5
6
7
8
PLAY-SW
REC-R-SW
REC-F-SW
PACK-SW
4
3
2
1
Q11,12
+9.3V
+9.3V
+9.3V
+9.3V +9.3V
+9.3V
+9.3V
+9.2V
+9.3V
+9.2V
+9.2V +9.2V
+9.2V
+B
+9.3V
+9.3V
+9.3V +9.3V
+
R6
+
+
+
+
+
+
∗
W4
1K
∗
R64
∗
R63
1K
∗
W3
+
Q13
Q14
D3
Q12
Q11
Q5
Q17
Q18
Q4 Q1
Q2 Q3
Q19
Q15
Q16
WH1
(Lch)
BIAS
(Rch)
BIAS
SYSTEM IC
PB/REC EQ.
REC (Rch)
CANCEL
BEAT
CN1
(REC/PAUSE)
MUTING
R/P
SW
CONT.
BIAS
SW
OSC
(105kHz)
BIAS OSC
PLAY (Lch)
PLAY (Lch)
REC (Rch)
ERASE
Rch
Lch
R/P
2/3
X29-CN72
: DTC124EUA or Q5,11,12,18
D1-3 : 1SS133 or
: DTA124EUA or
: 2SC2785(F,E)
: 2SA1286-T11
Q19
Q15,16
Q17
: KTC3205 or
: KTC3200 or
Q13,14
Q8,9
Q6,7
: KRC103M or
IC1
Q1-4
: HA12230NT
: RK7002
Q8
D1
Q9
D2
CAPSTAN
CONT.
Q6
SOLENOID
CONT.
Q7
CN2
M
SOLENOID
END
PACK
REC-F
REC-R
PLAY
REC
UN5212
UN4212
2SC1845(F,E)
UN5112
2SC3940A(R,S)
HSS104A
B LINE
GND LINE
SIGNAL LINE
RECORDING LINE
IC1
RXD-M66 (1/3)
(X28-3202-70)
(D40-1772-05)
(X28-3202-70)
0-11
2-70
UNIT No.
E2 EUROPE
AUSTRALIA X2
DESTINATION
COUNTRY
EUROPE
AUSTRALIA
GENERAL MARKET
EUROPE
ABB.
M1
E1
X1
E
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
C9,10 MODEL NAME
RXD-M66-S
RXD-M66-H
RXD-M66-N
2-70
0-11
2-70
0-11
R63,64
NO
YES
YES
NO
YES
NO
W3,4
CAUTION: For continued
safety, replace safety critical
components only with manu-
facturer's recommended
parts (refer to parts list).
indicates safety critical com-
ponents. For continued pro-
tection against risk of fire,
replace only with same type
and rating fuse(s). To reduce
the risk of electric shock,
leakage-current or resis-
tance 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 with no signal input. The
measurement value may vary depending on the measuring instruments used or on the product.
DOLBY and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation. Noise reduc-
tion circuit made under license from Dolby Laboratories Licensing Corporation.
V - 5
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