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Pioneer PDR-W839 Service Manual page 90

Compact disc recorder / multi-cd changer
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PDR-W839
AK8567 (CD-R CORE ASSY : IC101)
• RF Processor
•
Pin Function(1/3)
N
. o
P
n i
N
a
m
e
/ I
O
1
A
V
D
D
3
I
A
2
B
C
E
N
T
O
C
3
P
H
B
E
T
A
O
ß
4
B
H
B
E
T
A
O
ß
5
P
H
B
T
C
O
External capacitor connector pin for PHBETA droop rate setting
External capacitor connector pin for PHBETA droop rate setting
6
B
H
B
T
C
O
7
M
P
P
O
M
8
T
E
N I
I
n I
9
T
E
O
T
1
0
F
E
O
F
1
1
S
B
A
D
O
S
1
2
T
Z
C
L
V
L
I
Comparate level input pin for tracking zero cross
1
3
V
R
E
F
/ I
O
D
1
4
A
G
N
D
1
O
D
1
5
B
A I
S
O
B
1
6
V
S
S
I
A
1
7
F
V
R
E
F
I
Reference voltage input pin for APC
1
8
F
P
D
0
I
L
1
9
R
R
E
F
/ I
O
P
2
0
V
R
D
C
O
L
2
1
V
R
D
C
N
I
L
2
2
V
R
D
C
N
2
I
Laser driver time constant setting pin for Read
2
3
W
R
E
F
/ I
O
P
2
4
W
D
A
0
O
Power setting for write APC built-in DAC voltage output pin
2
5
A
V
D
D
2
I
A
2
6
A
V
S
S
2
I
A
2
7
V
W
D
C
O
L
2
8
V
W
D
C
N
2
I
Laser driver time constant setting pin for Write
2
9
V
W
D
C
N
I
L
3
0
A
T
F
M
O
W
External capacitor connector pin for AGC1 responce speed setting
3
1
A
G
C
1
C
O
External capacitor connector pin for AGC2 responce speed setting
3
2
A
G
C
2
C
O
3
3
A
G
V
3
C
O
External capacitor connector pin for AGC3 responce speed setting
3
4
A
G
N
D
2
O
D
3
5
V
S
S
I
A
3
6
S
G
A
N I
D
N
I
G
3
7
G
A
N I
U
P
I
C
3
8
A
G
C
O
N
I
W
3
9
A
T
F
G
O
A
4
0
X
T
O
R
O
T
4
1
X
T
A
N
D
O
Off tracking detection siganl output pin
4
2
T
Z
C
O
Tracking zero cross detection signal output pin
90
n
a
o l
, g
p
o
i s
v i t
e
p
o
w
r e
source pin
e
t n
a r
s l
g i
n
l a
o
u
p t
t u
pin
s
g i
n
l a
o t
p
e l
v
l e
o
u
p t
t u
pin
s
g i
n
l a
b
t o
o t
m
e l
v
l e
o
u
p t
t u
pin
i a
n push-pull signal output pin
p
t u
pin for tracking signal processing circuit
a r
k c
n i
g
e
r r
r o
s
g i
n
l a
o
u
p t
u
t pin
o
c
u
s
e
r r
r o
s
g i
n
l a
o
u
p t
u
t pin
B
A
D
s
g i
n
l a
o
u
p t
u
t pin
e
c
o
u
p
n i l
g
pin for internal reference voltage/reference voltage input pin
e
c
o
u
p
n i l
g
t
r e
m
n i
a
f l
r o
n i
e t
n r
l a
reference
a i
s
e r
s
s i
a t
n
c
e
c
o
n
n
e
t c
or pin (Bias=4.7kΩ)
n
a
o l
g
g
o r
u
n
d
pin
a
s
r e
m
o
n
t i
r o
output pin
o
w
r e
s
etting voltage input pin for Read APC/built-in DAC setting voltage
a
s
r e
r d
v i
r e
c
o
n
r t
l o
o
u
p t
u
t pin
f
r o
a
s
r e
r d
v i
r e
c
o
n
r t
l o
a
m
p.(-) pin for Read
o
w
r e
s
e
tting voltage input pin for write APC/built-in DAC seting voltage output pin
n
a
o l
, g
p
o
i s
v i t
e
p
o
w
r e
source pin
n
a
o l
g
g
o r
u
n
d
pin
a
s
r e
r d
v i
r e
c
o
n
r t
l o
o
u
p t
u
t pin
f
r o
a
s
r e
r d
v i
r e
c
o
n
r t
l o
a
m
p.(-) pin for Write
o
b
b
e l
s
g i
n
l a
o
u
p t
u
t pin
e
c
o
u
p
n i l
g
pin for internal reference voltage
n
a
o l
g
g
o r
u
n
d
pin
a
n i
switch control signal input pin
D-
R
W
switch control siganl input pin
o
b
b
e l
A
G
C
enable siganl input pin ("H" AGC ON, "L" AGC reset)
T
P I
F
G
(digital wobble siganl)output pin
a r
k c
n i
g
amplitude detection signal output pin
P
n i
F
u
n
t c
o i
n
v
l o
a t
g
e
R
e
a
d
W
i r
e t
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