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7. GENERAL INFORMATION
7.1 PARTS
7.1.1 IC
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
HA12136AF (AF ASSY : IC2201)
• Dolby B Type NR System IC
•
Pin Function
N
. o
P
n i
N
a
m
e
1
R
E
C
N I
2
V
C
C
3
P
B
N I
4
r V
f e
5
N
R
O
/ N
O
F
F
6
P
B
O
U
T
7
D
E
T
8
R
E
C
O
U
T
HA12211NT (AF ASSY : IC2301)
• REC Equalizer and PB Equalizer System IC
•
TE
Block Diagram
L 13942296513
30
www
1
.
http://www.xiaoyu163.com
F
u
n
t c
o i
n
R
e
c
o
d r
n i
g
E (
n
c
o
d
) e
n i
p
t u
P
o
w
r e
s
u
p
p
y l
P
a l
y
b
a
k c
(
D
e
c
o
d
) e
n i
p
t u
R
e
e f
e r
n
c
e
v
l o
a t
g
e
M
o
d
e
c
o
n
r t
l o
p
n i
f
r o
N
R
O
/ N
O
F
F
"
H
: "
N
R
O
, N
L "
: "
N
R
O
F
F
P
a l
y
b
a
k c
(
D
e
c
o
d
) e
o
u
p t
t u
i T
m
e
c
o
n
s
a t
t n
p
n i
f
r o
h t
e
e l
v
l e
d
e
R
e
c
o
d r
n i
g
E (
n
c
o
d
) e
o
u
p t
t u
REC IN
29
28
27
26
25
12dB
x
ao
PB–IN
y
2
3
4
5
i
http://www.xiaoyu163.com
8
N
. o
P
n i
N
a
m
9
R
E
C
O
U
T
1
0
D
E
T
1
1
P
B
O
U
T
1
2
R
E
C
P /
B
1
3
B
A I
S
1
4
P
B
N I
e t
t c
r o
1
5
G
N
D
1
6
R
E
C
N I
Q Q
3
6 7
1 3
from logic
24
23
22
21
L–ch
B
R–ch
A
139k
5k
2.7k 2.26k 1.12k
u163
6
7
8
9
10
.
2 9
9 4
2 8
e
F
u
n
t c
o i
n
R
e
c
o
d r
n i
g
E (
n
c
o
d
) e
o
u
p t
t u
i T
m
e
c
o
n
s
a t
t n
p
n i
f
r o
h t
e
e l
v
P
a l
y
b
a
k c
(
D
e
c
o
d
) e
o
u
p t
t u
M
o
d
e
c
o
n
r t
l o
p
n i
f
r o
R
E
C
P /
B
"
H
: "
R
E
C
E (
n
c
o
d
e
, )
L "
: "
P
R
e
e f
e r
n
c
e
c
r u
e r
t n
n i
p
t u
p
n i
P
a l
y
b
a
k c
(
D
e
c
o
d
) e
n i
p
t u
G
o r
u
n
d
R
e
c
o
d r
n i
g
E (
n
c
o
d
) e
n i
p
t u
1 5
0 5
8
2 9
9 4
to Dolby
20
19
18
17
A
B
10k
m
co
11
12
13
14
XR-VS99
9 9
l e
d
e
e t
t c
r o
E (
n
c
o
d
e
D /
e
c
o
d
) e
B
(
D
e
c
o
d
) e
f
r o
h t
e
a
c
v i t
e
l i f
e t
s r
2 8
9 9
16
15
61
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