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AO
AP
R125
+7.5V
220
+
IC1(1/2)
6.0V
8
C3
C11
5
1u50
R1
4.7u35
7
+
+
6
1K
+
-
R7 220
R8 220
C12
2
0V
4.7u35
1
-
C4
3
1u50
R2
+
+
+
1K
IC1(2/2)
4
+7.5V
-6.5V
Q3.4
6.8V
MUTE
Q1,2
DRIVER
MUTE
8
IC5(2/2)
5
C30
0V
+
7
10u35
R32
R34
6
+
-
2.2K
1K
Q4
R114
Q2
R26
R28 15K
1.2K
22K
C28 100P
0V
C27 100P
0V
R25
22K
R27 15K
R113
Q1
1.2K
C29
2
Q3
-
10u35
R31
R33
1
3
+
+
2.2K
1K
IC5(1/2)
4
0V
0V
R110
1.2K
MUTE
CONTROL
Q5
5.2V
C132
100u10
+
+7.5V
5.2V
7.5V
Q9
+5V
5V AVR
Q6
IC10
2.5V
VREF OUT
GND
5.9V
5V AVR
+7.5V
5.8V
7.5V
0V
Q13
+
+
+
+
-33.0V
-6.5V
-32V
AVR
AVR
Q10
C126
100u10
-32.5V
Q11
+7.5V
+
R130 3.3K
-30V
-50V
1W
-49.6V
CAUTION: For continued safety, replace safety critical components only with
manufacturer's recommended 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 insu-
lated from the supply circuit) before the appliance is returned to the customer.
AQ
AR
(X14-470X-XX) (A/5)
ED1
11G
10G
P36
PGM
REPEAT
P11
P12
P13
CN1
F
1
FLB
2
-B
F
3
DRRST
4
U+5V
5
U+5V
J1
KS2
6
1 Lch
GND
7
KR3
8
DRCE
9
INPUT
KR1
10
R12 10K
REM
11
R36
2 Rch
100
0V
DRDT
12
R37
5.0V
DRCK
13
R13 10K
100
ANALOG
R14 10K
0V
C2 0.47
5.1V
3 Rch
U+5V
OUTPUT
4 Lch
C8
0.01
-32.5V
-B
(X25-6012-72)
-28.6V
(
1G
)
IC1
: NJM2115M
-28.6V
IC2
: LM1972M
(
2G
)
-28.6V
IC3
: NJM062M
(
3G
)
-28.6V
IC4
: AK4520-VF
(
4G
)
IC5
: NJM2100M
-28.6V
(
5G
)
IC6
: TC74HC00AF
-28.6V
(
6G
)
IC7
: TC7SU04F
IC8
: HD74HC74FPEL
IC9,10
: LM431AIZ
Q1,2
: 2SD1450(S,T)
Q3,4
: 2SA1586(Y,GR) or
2SA1611(M5,M6)
Q5,12
: UN5212 or
DTC124EUA
Q6
: 2SD2061 or
2SD2012
C6 1000P
Q9
: 2SC3311A(Q,R) or
R15 100K
2SC2458(Y,GR)
Q10,11
: 2SA954(L,K)
Q13
: 2SC2003(L,K)
D2
: UDZ3.9B
D13,14
: UDZ16B
D15
: UDZ6.2B
D16,33
: MA111
D17
: UDZ5.6B
D18
: UDZ8.2B
(X14-470X-XX) (D/5)
16.0V
7.5V
L1
E1
CN2
WH1
F
6
6
F
D16
D15
+
+
5
5
FIRST OFF
4
4
+7.5V
3
3
+7.5V
-B
2
2
-50V
GND
1
1
-50V
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 dur-
ing RECORDABLE MD PLAY unless otherwise specified; The value
shown in ( ) is the voltage measured at the moment of STOP. The volt-
age followed by (REC) refers to the value during MD RECORDING.
AS
AT
9G
8G
7G
6G
5G
4G
P36
P36
P36
P36
SINGLE
TOTAL
REMAIN
P17
P26
64
DI
63
CL
17
-28.3V
P35
AM17
17
18
-21.3V
62
AM18
18
CE
19
-28.3V
61
AM19
19
RES
20
-30.5V
AM20
20
5.2V
21
-26.0V
60
AM21
21
VDD
22
-21.3V
59
AM22
22
OSCI
IC1
23
-23.4V
AM23
23
2.5V
DOT MATRIX
24
-30.4V
AM24
24
58
DRIVER
-23.6V
OSCO
25
AM25
25
57
(BOTTOM VIEW)
-19.0V
VSS
26
AM26
26
-26.0V
56
27
TEST
AM27
27
-23.7V
28
AM28
28
55
-30.4V
VFL
29
AM29
29
54
-23.8V
G1
30
AM30
30
53
-28.3V
G2
31
AM31
31
52
-19.2V
G3
32
AM32
32
51
G4
STAND BY : 3.2V
50
G5
POWER ON : -32.2V
49
G6
EJECT
(AMBER)
R23
D8
150
Q1
D9
R25
Q5
150
U+5V
U+5V
D13
D14
7.5V AVR
18.6V
Q2
12
+18V
+
~
13
5
Q4
-
~
230V(E,M)
14
120V(K)
4
D1
18.2V
15
115V(M)
3
8.2Vpp
16
2
Q3
+
17
1
T.FUSE
+
D12
R38 2.2 1/4W
R39 2.2 1/4W
KAN03
AU
AV
3G
2G
1G
12G
P14
P9
P11
P12
P36
P36
DIGITAL
1
2
C.T.
TITLE
SEARCH
P8
P10
P13
CD
TEXT
O.T.E.
L
30
10
5
3
1
R
S1
L
S2
30 10 5
3
1
0
(-dB)
S3
R
B1
B2
B3
B4
B5
B6
B7
B8
P18
P19
P20
P21
P22
P23
P24
P25
B9
B10
B11
B12
B13
B14
B15
B16
P27
P28
P29
P30
P31
P32
P33
P34
(12G)
R19
2.4K
R9
R10
R26
R29
2.4K
4.3K
8.2K
24K
C17
0.01
R5
R6
R7
R28
C9
2.4K
4.3K
8.2K
24K
0.01
C18
C7
0.01
0.047
R18
R20
2.4K
4.3K
R1
R2
R3
R27
2.4K
4.3K
8.2K
24K
U+5V
R4
10K
5.1V
4.2V
E1
5
4
3
2
1
WH1
E5
S14
5
4
3
2
1
WH3 (BLUE)
E2
115V
WH5 (YELLOW)
WH4 (RED)
230V
POWER
CN3
(M TYPE)
W101
S1
R33
1
HOT
(X14- ) (E/5)
R34
4.7K
D11
10K
2
COLD
R32
560
Q6
D10
5.2V
POWER
(RED)
A1
REMOTE
SENSOR
(X14- ) (B/5)
LM1972M
2SK246
Y22-7501-00
AW
AX
P16
MANUAL
P15
MONITOR
0
(-dB)
P1
P2
P3
P4
P5
1-1
2-1
3-1
4-1
5-1
P6
P7
P8
P9
P10
1-2
2-2
3-2
4-2
5-2
P11
P12
P13
P14
P15
1-3
2-3
3-3
4-3
5-3
P16
P17
P18
P19
P20
1-4
2-4
3-4
4-4
5-4
P21
P22
P23
P24
P25
1-5
2-5
3-5
4-5
5-5
P26
P27
P28
P29
P30
1-6
2-6
3-6
4-6
5-6
P31
P32
P33
P34
P35
1-7
2-7
3-7
4-7
5-7
(10G~1G)
DESTINATION
UNIT
S14
WH3-5
W101
NO.
COUNTRY
ABB.
GENERAL MARKET
M
0-21
YES
YES
NO
CANADA
P
U.K.
T
2-70
NO
NO
YES
EUROPE
E
USA
K
WH7
(X14- ) (C/5)
WH6
E6
R30
8.2K
E3
E4
WH2
DOWN
1
1
TRACK
2
2
SEARCH
3
3
S13
(SHUTTLE)
UP
(X14-4702-07)
IC1
: LC75710NED
Q1,5,6
: 2SC4177(L5,L6) or
2SC4116(Y,GR)
Q2
: 2SB1167(S,T) or
2SB1168(S,T)
Q3
: 2SC3311A(Q,R) or
2SC2458(Y,GR)
Q4
: 2SK246(Y)
D1
: D3SBA20F03
D2,7,11,13-18
: HSS104A or
1SS131
D5
: RD7.5JS(B2)
D6
: D1NL20U
D8,9
: B30-2508-05
D10
: B30-2513-05
D12
: S5688B or
1SR139-400
ED1
: BJ565GK
DIGITAL LINE
SIGNAL LINE
GND LINE
+B
+B LINE
-B
-B LINE
DM-S500 (3/3)
DM-S500
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