Teac MC-DX40, Service Manual

Page: 22 / 25

MC-DX40/MC-DX40DAB
MC-DX40/MC-DX40DAB
Micro Hi-Fi System
MAIN PCB
8 6 7 4 5 2 3 1
E
D
C
B
A
UNIT
SUBWOOFER
IN
_L
1
IN
_L
2
IN
_L
3
IN
_L
4
IN
_L
5
IN
_R
1
IN
_R
2
IN
_R
3
IN
_R
4
IN
_R
5
SE
LO
_L
SE
LO
_R
VO
L1
L
VO
L1
R TO
N
E_
H
L
TO
N
E_
H
R
TO
N
E_
BL
TO
N
E_
BR
TO
N
E_
DB
L
TO
N
E_
DB
R
SR
_L
SR
_R
O
U
T_
L
O
U
T_
R
G
N
D
_A
G
N
D
_D
D
AT
A
CL
K
LATC
H
V+
A
V+
D
VR
EF
R CH
L CH
A
O
U
TP
U
T
A-
IN
PU
T
A+
IN
PU
T
V-
B+
IN
PU
T
B-
IN
PU
T
B
O
U
TP
U
T
V+
+ - A
B
+ -
AUX-R
AUX-L
H
EA
D
PH
O
N
E
L-CH
R-CH
AUX IN
L CH
R CH
FUNCTION / POWER PART
13P DIN JACK
FUNCTION IC
NJU7391V
HEADPHONE AMP
MAIN POWER
HP_L
L_OUT
R_OUT
HP_R
+12V
+M8V
+ACC5V
+MAIN5V
1
SP_ON
2 +ST5V
3
L_OUT
4
R_OUT
5
PWR_CTL
6
+12V
7
GND
8
-12V
9
GND
SW UNIT
JK13
HEADPHONE OUTPUT
MAIN OUTPUT
OUT
-12V
S5V
+F9V
10
M+12V
11
GND
12 MGND
13
+12V
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
IC51
NJU7391V
CVINJU7391V
C551
1/50V
R503 33
R504 33
C5
02
0.
04
7u
C5
30
0.
1u
F
C5
31
0.
1u
F
C5
92
10
00
/1
6V
C5
15
22
00
P
C5
14
22
00
P
1 2 3 4 5 6 7 8
IC53
NJM4556AL
C5
72
10
0/
16
V
C5
74
100/16
V
R
531
47
K
R533
91K
R5
34
15
K
C512
56P
C513
56P
R529
91K
C5
75
22
/2
5V
R5
30
15
K
R
532
47
K
C5
73
22
/2
5V
R536
56
R538
56
1
2
3
4
5
7
6
9
8
JK21
AUX IN
R544 1K
R545 1K
R
54
7
68
K
R
54
6
68
K
C5
21
22
0P
C5
20
22
0P
R543
1K
1
2
3
4
5
7
6
9
8
JK51
HEADPHONE
R
539
10
K
R
540
10
K
C5
19
0.
022u
C5
18
0.
022u
C552
1/50V
C553
1/50V
C555
1/50V
C556
1/50V
C558
1/50V
C559
1/50V
C560
1/50V
C5
32
0.
1u
F
C5
76
47/16V
In Out
G
N
D
3
1
2
IC55
3.3V
C5
33
0.
1u
F
C5
77
47/16V
C5
61
1/
50
V
C5
62
1/
50
V
C5
01
68
00
P
C5
09
68
00
P
C5
03
0.
22
uF
C5
04
47
00
P
C565
4.7/50V
C5
06
47
00
P
C566
4.7/50V
C5
64
100/16V
C5
63
4.
7/50V
R
50
6
0
C5
05
N
.C
R
50
2
0
R518
220
R519
220
R
50
9
47
K
R
50
8
47
K
R525 100
R528 100
R
50
1
5.
6K
C5
08
0.
04
7u
C5
07
0.
22
uF
R
50
7
5.
6K
R505
33
OUT
GND
VCC
1
4
3
IC56
1 2 3 4
5 6 7 8
CM2
CM1
+
-
+
-
IC52
BA4560RF
R511
0
C510
N.C
R512
0
C511
N.C
R
51
3
N
.C
R
51
0
N
.C
C568
10/50V
R514
220
C569
10/50V
R515
220
R
52
4
47
K
R
52
3
47
K
C5
24
0.
1u
F
C5
80
47
/2
5V
C5
82
100/16
V
C5
26
0.
1u
F
C5
87
10
0/
16
V
C5
39
0.
1u
F
C5
86
10
0/
16
V
C5
40
0.
1u
F
C5
37
0.
1u
F
C5
38
0.
1u
F
C5
36
0.
1u
F
C5
41
0.
1u
F
C516
220P
C517
220P
Q505
KTD1304T
Q506
KTD1304T
R541
2.2K
R542
2.2K
Q508
C107S
R
54
8
22
0K
Q507
A107ST
C600
0.1uF
R600
N.C
COMMON
IN OUT
1
2
3
IC59
C5
83
100/16
V
C5
27
0.
1u
F
7808 7805
IN OUT
GND
6
5
4
GND
OUT IN
3
2
1
IC57
CVIMCDX40ZA
R599
N.C
C167
0.1uF
Q509
KTD1304T
Q510
KTD1304T
R549
2.2K
R550
2.2K
Q501
KTD1304T
Q502
KTD1304T
R516
2.2K
R517
2.2K
Q511
KTD1304T
Q512
KTD1304T
R520
2.2K
R521
2.2K
Q504
C107ST
R
52
2
22
0K
Q503
A107ST
R551
100
R552
100
1
2
3
4
5
6
7
8
9
10
11
12
13
14
JK13
CJJ6L001Z
C5
94
22
00
/1
6V
R553
1K
C5
78
0.
1u
F
R799
0
R798
0
CD_R
DAB_L
DAB_R
USB/IPOD_R
AUX_L
AUX_R
F_V_DATA
F_V_CLK
+12V -12V
HP_IN
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND GND GND
AUX_L
AUX_R
GND
PWR_CTL
SP_ON
R_OUT
-12V
GND GND
+ST3.3V
GND
GND
GND
GND
+F9V
GND
L_OUT
R_OUT
F_V_LATCH
+ST5V
GND
+ACC5V
GND
-12V
+12V
GND
GND
GND
GND
+MAIN5V
GND
GND
GND
CD_L
USB/IPOD_L
GND
GND
+ST5V
-12V
HP_MUTE
MGND GND
+12V
GND
GND
GND
+F9V
+M8V
MGND
GND
CHGND
CHGND
GND GND
GND GND
GND
+ST5V
-12V
F_MUTE
L_OUT
GND
MGND
M+12V
TUNER_R
TUNER_L
GND
AUX_IN
CH_GND
CH_GND
GND CHGND