JVC DR-M150SEK Service Manual page 39

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5
L H _ A R _ 2 2
L H _ A R _ 2 1
L H _ A R _ 2 0
4
F R O M D I G I J U N C T I O N
D 3 . 3 V
TO SHEET 16
G N D
3
F R O M / T O
M E D I A P R O C E S S O R
U A R T 2 _ R X
U A R T 2 _ T X
C S _ 0
C S _ 1
TO
A L E
SHEET 12
E 5 _ R E S E T _ L
M A D D _ [ 1 - 5 ]
M A D D _ [ 1 - 5 ]
M A D D _ [ 6 - 2 1 ]
/ M D T _ [ 0 - 1 5 ]
M A D D _ 2 2
M A D D _ 1
M A D D _ 2
M A D D _ 3
M A D D _ 4
M A D D _ 5
2
F R O M / T O
M E D I A P R O C E S S O R
D T A C K _ L
W A I T _ L
TO
E L I N K _ I N T _ L
O E _ L / L D S _ L
SHEET 12
U W E _ L / U D S _ L
R D / W R _ L
1
A
L H _ A R _ 1 7
L H _ A R _ 1 6
A 1 5
A 1 6
L H _ A R _ 1 5
A 1 4
V C C Q
L H _ A R _ 1 4
A 1 3
V S S
L H _ A R _ 1 3
M A D D _ 2 1
A 1 2
D Q 1 5
L H _ A R _ 1 2
M A D D _ 1 3
A 1 1
D Q 7
L H _ A R _ 1 1
M A D D _ 2 0
A 1 0
D Q 1 4
L H _ A R _ 1 0
M A D D _ 1 2
A 9
D Q 6
L H _ A R _ 9
M A D D _ 1 9
R 1 2 1 6
A 8
D Q 1 3
1 0 0
M A D D _ 1 1
A 2 1
D Q 5
M A D D _ 1 8
A 2 0
D Q 1 2
M A D D _ 1 0
I C 1 2 0 1
W E
D Q 4
S G 6 4 M 9 0 T F I R 7
R 1 2 2 2
O P E N
M B P L 6 5 L M 9 0 T N
R E S E T
V C C
#
R 1 2 2 3
4 . 7 k
M A D D _ 1 7
B 1 2 0 2
A C C
6 4 M B I T
D Q 1 1
4 . 7 k
R 1 2 2 4
F L A S H
M A D D _ 9
W P
M E M O R Y
D Q 3
M A D D _ 1 6
A 1 9
D Q 1 0
B 1 2 0 4
L H _ A R _ 1 9
M A D D _ 8
A 1 8
D Q 2
L H _ A R _ 1 8
M A D D _ 1 5
R 1 2 2 5
A 1 7
D Q 9
1 0 k
L H _ A R _ 8
M A D D _ 7
A 7
D Q 1
L H _ A R _ 7
M A D D _ 1 4
A 6
D Q 8
L H _ A R _ 6
M A D D _ 6
A 5
D Q 0
M A D D _ 5
A 4
O E
M A D D _ 4
A 3
V S S
M A D D _ 3
A 2
C E
M A D D _ 2
A 1
A 0
R 1 2 2 6
4 . 7 k
M A D D _ 1
R A 1 2 0 1
O P E N
M A D D _ 2 1
1
8
M A D D _ 2 0
2
7
R 1 2 1 7
O P E N
M A D D _ 1
M A D D _ 1 9
3
6
M A D D _ 2
1
8
M A D D _ 1 8
4
5
M A D D _ 3
2
7
R A 1 2 0 2
O P E N
M A D D _ 4
M A D D _ 1 7
3
6
1
8
M A D D _ 5
M A D D _ 1 6
4
5
2
7
M A D D _ 1 5
3
6
R A 1 2 0 5
O P E N
M A D D _ 1 4
4
5
R A 1 2 0 3
O P E N
M A D D _ 1 3
1
8
M A D D _ 1 2
2
7
M A D D _ 1 1
3
6
M A D D _ 1 0
4
5
R A 1 2 0 4
O P E N
M A D D _ 9
1
8
M A D D _ 8
2
7
M A D D _ 7
3
6
M A D D _ 6
4
5
N O T E S : U N L E S S O T H E R W I S E S P E C I F I E D
ALL RESISTANCE VALUES ARE IN OHMS.
A L L I N D U C T A N C E V A L U E S A R E I N H .
ALL CAPACITANCE VALUES ARE IN F.
B
C
I C 1 2 0 3
S N 7 4 L V C 3 7 3 A P W - X
C 1 2 0 7
0 . 1
1 6 0 8
S H O R T
O E
K 1 2 0 1
L H _ A R _ 1 4
Q 0
M A D D _ 1 4
/ M D T _ 8
D 0
M A D D _ 1 5
/ M D T _ 9
D 1
L H _ A R _ 1 5
Q 1
L H _ A R _ 1 6
Q 2
/ M D T _ 1 5
C 1 2 0 3
M A D D _ 1 6
/ M D T _ 1 0
0 . 1
D 2
/ M D T _ 7
M A D D _ 1 7
/ M D T _ 1 1
D 3
/ M D T _ 1 4
L H _ A R _ 1 7
Q 3
/ M D T _ 6
G N D
C 1 2 0 4
/ M D T _ 1 3
1 0 / 6 . 3
/ M D T _ 5
/ M D T _ 1 2
/ M D T _ 4
/ M D T _ 1 1
I C 1 2 0 2
/ M D T _ 3
S N 7 4 L V C 3 7 3 A P W - X
/ M D T _ 1 0
C 1 2 0 6
0 . 1
/ M D T _ 2
O E
/ M D T _ 9
L H _ A R _ 6
Q 0
/ M D T _ 1
C 1 2 0 9
M A D D _ 6
/ M D T _ 0
0 . 1
D 0
/ M D T _ 8
M A D D _ 7
/ M D T _ 1
D 1
/ M D T _ 0
L H _ A R _ 7
Q 1
L H _ A R _ 8
Q 2
M A D D _ 8
/ M D T _ 2
D 2
M A D D _ 9
/ M D T _ 3
C 1 2 1 0
D 3
0 . 1
L H _ A R _ 9
Q 3
G N D
.
ELECTROLYTIC
# M A R K A R E N O T M O U N T E D .
CERAMIC
O S
O R G A N I C S E M I C O N D U C T O R
T
TANTAL
D
E
2-39
2-40
5 0 D I G I T A L
V C C
L H _ A R _ 2 1
Q 7
M A D D _ 2 1
/ M D T _ 1 5
D 7
M A D D _ 2 0
/ M D T _ 1 4
D 6
L H _ A R _ 2 0
Q 6
L H _ A R _ 1 9
Q 5
M A D D _ 1 9
/ M D T _ 1 3
D 5
M A D D _ 1 8
/ M D T _ 1 2
D 4
L H _ A R _ 1 8
Q 4
L E
V C C
L H _ A R _ 1 3
Q 7
M A D D _ 1 3
/ M D T _ 7
D 7
M A D D _ 1 2
/ M D T _ 6
D 6
L H _ A R _ 1 2
Q 6
L H _ A R _ 1 1
Q 5
M A D D _ 1 1
/ M D T _ 5
D 5
M A D D _ 1 0
/ M D T _ 4
D 4
L H _ A R _ 1 0
Q 4
L E
T L 1 2 1 5
T L 1 2 1 6
B 1 2 0 5
O P E N
#
R 1 2 2 7
1 0 0
#
R 1 2 2 8
1 0 0
B 1 2 0 6
O P E N
M A D D _ 5
M A D D _ 4
M A D D _ 3
M A D D _ 2
M A D D _ 1
M A D D _ 2 1
/ M D T _ 1 5
M A D D _ 2 0
/ M D T _ 1 4
M A D D _ 1 9
/ M D T _ 1 3
M A D D _ 1 8
/ M D T _ 1 2
M A D D _ 1 7
/ M D T _ 1 1
M A D D _ 1 6
/ M D T _ 1 0
M A D D _ 1 5
/ M D T _ 9
M A D D _ 1 4
/ M D T _ 8
M A D D _ 1 3
/ M D T _ 7
R 1 2 2 9
R 1 2 3 0
R 1 2 3 1
4 . 7 k
4 . 7 k
4 . 7 k
M A D D _ 1 2
/ M D T _ 6
M A D D _ 1 1
/ M D T _ 5
T L 1 2 1 7
M A D D _ 1 0
/ M D T _ 4
M A D D _ 9
/ M D T _ 3
O P E N
C 1 2 0 8
M A D D _ 8
/ M D T _ 2
M A D D _ 7
/ M D T _ 1
B 1 2 0 7
O P E N
M A D D _ 6
/ M D T _ 0
#
B 1 2 0 8
FLASH
F
T O / F R O M
E L I N K B O A R D
C N 1 2 0 2
#
Q G F 0 5 0 8 F 1 - 3 6 X
3 6
G N D
3 5
U A R T 2 _ C T S / M A D D [ 2 2 ]
3 4
U A R T 2 _ R X
3 3
U A R T 2 _ T X
3 2
U A R T 2 _ R T S / C S _ L [ 0 ]
3 1
C S _ L [ 1 ]
3 0
A L E
2 9
R S T [ L ]
2 8
M A D D [ 5 ]
2 7
M A D D [ 4 ]
2 6
M A D D [ 3 ]
2 5
M A D D [ 2 ]
2 4
M A D D [ 1 ]
2 3
M A D D [ 2 1 ] / M D T [ 1 5 ]
2 2
M A D D [ 2 0 ] / M D T [ 1 4 ]
2 1
M A D D [ 1 9 ] / M D T [ 1 3 ]
2 0
M A D D [ 1 8 ] / M D T [ 1 2 ]
1 9
M A D D [ 1 7 ] / M D T [ 1 1 ]
Not use
1 8
M A D D [ 1 6 ] / M D T [ 1 0 ]
1 7
M A D D [ 1 5 ] / M D T [ 9 ]
1 6
M A D D [ 1 4 ] / M D T [ 8 ]
1 5
G N D
1 4
M A D D [ 1 3 ] / M D T [ 7 ]
1 3
M A D D [ 1 2 ] / M D T [ 6 ]
1 2
M A D D [ 1 1 ] / M D T [ 5 ]
1 1
M A D D [ 1 0 ] / M D T [ 4 ]
1 0
M A D D [ 9 ] / M D T [ 3 ]
9
M A D D [ [ 8 ] / M D T [ 2 ]
8
M A D D [ 7 ] / M D T [ 1 ]
7
M A D D [ 6 ] / M D T [ 0 ]
6
D T A C K [ L ] / W A I T [ L ]
5
M E D U S A _ I N T [ L ]
4
O E [ L ] / L D S [ L ]
3
U W E [ L ] / U D S [ L ]
2
P D / W R [ L ]
1
G N D
p20480001a_rev0
SHEET 15
G

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