93
PDR-W839
•
Block Diagram
BA5810FP (CD-R CORE ASSY : IC451)
• 5Channel Driver IC
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
CH1~
CH4
MUTE
POWVCC
34
(CH3, CH4)
POWVCC
12
(CH1, CH2)
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
16k
16k
7.5k
7.5k
16k
16k
7.5k
7.5k
PREVCC
(PRE, LOADING)
POWER
SAVE
LOADING PRE
FWD REV
3
15
14
16
13
17
12
18
11
19
10
20
9
21
8
22
7
23
6
24
5
25
4
26
3
27
2
28
1
•
Pin Function
.
o
N
e
m
a
N
n
i
P
n
o
i
t
c
n
u
F
n
i
P
.
o
N
e
m
a
N
n
i
P
n
o
i
t
c
n
u
F
n
i
P
1
D
W
F
Input for loading forward
Input for loading reverce
5
1
)
+
(
4
0
V
2
V
E
R
6
1
)
-
(
4
0
V
3
T
N
O
C
D
L
Output control terminal for loading
7
1
)
+
(
3
0
V
4
S
P
Control terminal for power saving mode
8
1
)
-
(
3
0
V
5
1
N
I
Input of CH1
Input of CH2
9
1
D
N
G
Substrate ground
6
2
N
I
0
2
4
3
C
C
V
W
O
P
Power unit power supply input terminal (CH3,CH4)
7
C
C
V
E
R
P
Pre and loading unit power supply input terminal
Power unit power supply input terminal
1
2
E
T
U
M
Input for mute control
Output of CH3 OP-AMP
Output of CH4 OP-AMP
Inverting iutput of CH3 OP-AMP
Inverting iutput of CH4 OP-AMP
Not inverting iutput of CH3 OP-AMP
Not inverting iutput of CH4 OP-AMP
8
2
1
C
C
V
W
O
P
2
2
3
T
U
O
P
O
9
)
-
(
L
O
V
Inverted output of loading
Not inverted output of loading
3
2
)
-
(
3
N
I
P
O
0
1
)
+
(
L
O
V
4
2
)
+
(
3
N
I
P
O
1
1
)
-
(
2
0
V
Inverted output of CH2
Not inverted output of CH2
Inverted output of CH1
Not inverted output of CH2
5
2
4
T
U
O
P
O
f
2
1
)
+
(
2
0
V
6
2
)
-
(
4
N
I
P
O
3
1
)
-
(
1
0
V
7
2
)
+
(
4
N
I
P
O
4
1
)
+
(
1
0
V
8
2
S
A
I
B
Input of Bias-amplifier
Inverted output of CH4
Not inverted output of CH4
Inverted output of CH3
Not inverted output of CH3
Summary of Contents for PDR-W839
Page 21: ...PDR W839 21 A B C D 5 6 7 8 5 6 7 8 3 5 A A 1 5 A 2 5 A 4 5 A 1 5 Servo Amp IC Multiplexer ...
Page 39: ...PDR W839 39 ...
Page 51: ...PDR W839 51 A B C D 5 6 7 8 5 6 7 8 H PNP1480 C SIDE A CN502 A 301 CN302 A ...
Page 53: ...PDR W839 53 A B C D 5 6 7 8 5 6 7 8 H IC601 Q492 Q401 Q428 IC1811 IC901 Q490 Q481 1 SIDE B ...
Page 56: ...PDR W839 56 A B C D 1 2 3 4 1 2 3 4 I L HEAD PHONE ASSY L OPERATING1 ASSY I IC701 Q708 ...
Page 94: ...94 PDR W839 Pin Function 1 5 PDC069 CD R CORE ASSY IC501 Encoder IC ...
Page 95: ...95 PDR W839 Pin Function 2 5 ...
Page 96: ...96 PDR W839 Pin Function 3 5 ...
Page 97: ...97 PDR W839 Pin Function 4 5 ...
Page 98: ...98 PDR W839 Pin Function 5 5 ...
Page 103: ...103 PDR W839 ...
