CCE A-250, Service Manual

Page: 46 / 62

1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1/2VCC 1/2VCC
1
/
2
V
C
C
1
/
2
V
C
C
1/2VCC 1/2VCC
1
/
2
V
C
C
1
/
2
V
C
C
1
/
2
V
C
C
1
/
2
V
C
C
1/2VCC 1/2VCC
1
/
2
V
C
C
1
/
2
V
C
C
1
/
2
V
C
C
1
/
2
V
C
C
1
/
2
V
C
C
1
/
2
V
C
C
+9V +9V
+9V +9V
+9V +9V
+9V +9V
+9V +9V
+9V +9V
R_REC R_REC
R_OUT R_OUT
L_REC L_REC
L_OUT L_OUT
M_SW M_SW
REC_SW REC_SW
GND GND
2n7 2n7
10K 10K
2
n
2
2
n
2
o
p
c
o
p
c
220uF/10V 220uF/10V
3
3
0
K
3
3
0
K
1
K
2
1
K
2
1
8
K
1
8
K
1
K
2
1
K
2
3
3
0
K
3
3
0
K
1
n
1
n
4
7
R
4
7
R
3
9
R
3
9
R
OPC. OPC.
1
K
1
K
1
0
K
1
0
K
3
9
R
3
9
R
220uF/10V 220uF/10V
OPC. OPC.
10R 10R
1
0
0
K
1
0
0
K
1
K
1
K
470R 470R
1
0
0
K
1
0
0
K
BC856B BC856B
1uF/100V 1uF/100V
BC856B BC856B
10K 10K
470R 470R
4
7
K
4
7
K
10K 10K
BC846B BC846B
1
8
K
1
8
K
BC856B BC856B
o
p
c
.
o
p
c
.
BC846B BC846B
BC846B BC846B
BC856B BC856B
BC846B BC846B
10K 10K
22n 22n
68K 68K
4
7
K
4
7
K
3
n
3
3
n
3
1R 1R
o
p
c
.
o
p
c
.
10n 10n
2n7 2n7
18K 18K
22n 22n
22K 22K
BC817/25 BC817/25
BC846B BC846B
4
7
K
4
7
K
1
0
0
n
1
0
0
n
2n7 2n7
OSC.BIAS OSC.BIAS
470p 470p
10R 10R
BC856B BC856B
68K 68K
o
p
c
.
o
p
c
.
8
R
2
8
R
2
470p 470p
18K 18K
1K 1K
1uF/100V 1uF/100V
3
9
0
K
3
9
0
K
8
n
2
8
n
2
OPC. OPC.
4
7
R
4
7
R
1
n
1
n
OPC. OPC.
2
K
2
2
K
2
3
9
0
K
3
9
0
K
1K2 1K2
15K 15K
6
K
8
6
K
8
6n8 6n8
1K 1K
56K 56K
680R 680R
12n 12n
6n8 6n8
15K 15K
82p 82p
2
K
2
2
K
2
6
K
8
6
K
8
12n 12n
1
0
K
1
0
K
1
n
8
1
n
8
BC846B BC846B
1
0
K
1
0
K
56K 56K
1K 1K
1K2 1K2
82p 82p
BC846B BC846B
1K 1K
1K 1K
2K2 2K2 33K 33K
2
2
K
2
2
K
4558 4558
680R 680R
2
2
K
2
2
K
33K 33K
2
2
0
u
F
/
1
0
V
2
2
0
u
F
/
1
0
V
4
7
0
R
4
7
0
R
4
7
0
R
4
7
0
R
2K2 2K2
8
n
2
8
n
2
4558 4558
2
n
2
2
n
2
1
n
8
1
n
8
C944 C944
R922 R922
CN902 CN902
C
9
2
2
C
9
2
2
CN901 CN901
CN903 CN903
C918 C918
R
9
2
4
R
9
2
4
R
9
2
6
R
9
2
6
R
9
2
9
R
9
2
9
R
9
2
7
R
9
2
7
R
9
2
5
R
9
2
5
C
9
1
6
C
9
1
6
R
9
3
5
R
9
3
5
R
9
4
1
R
9
4
1
C
9
1
2
C
9
1
2
R
9
6
0
R
9
6
0
R
9
2
1
R
9
2
1
R
9
3
3
R
9
3
3
C919 C919
R945 R945
R916 R916
R
9
6
1
R
9
6
1
R
9
5
9
R
9
5
9
R917 R917
R
9
6
2
R
9
6
2
Q909 Q909
C921 C921
Q907 Q907
R919 R919
R918 R918
R
9
2
0
R
9
2
0
R923 R923
Q911 Q911
R
9
2
8
R
9
2
8
Q910 Q910
Q903 Q903
Q906 Q906
Q901 Q901
Q908 Q908
R946 R946
C917 C917
R978 R978
R
9
5
4
R
9
5
4
C
9
3
3
C
9
3
3
R940 R940
C
9
3
2
C
9
3
2
C941 C941
C942 C942
R937 R937
C945 C945
R942 R942
Q905 Q905
Q904 Q904
R
9
4
3
R
9
4
3
C
9
4
0
C
9
4
0
C943 C943
T903 T903
C931 C931
R915 R915
Q902 Q902
R977 R977
C
9
5
1
C
9
5
1
R
9
3
4
R
9
3
4
C930 C930
R936 R936
R939 R939
C920 C920
R
9
3
0
R
9
3
0
C
9
1
1
C
9
1
1
C
9
1
3
C
9
1
3
R
9
3
2
R
9
3
2
C
9
1
5
C
9
1
5
R944 R944
R
9
7
6
R
9
7
6
R
9
3
1
R
9
3
1
R988 R988
R993 R993
R
9
8
1
R
9
8
1
C926 C926
R986 R986
R991 R991
R984 R984
C924 C924
C927 C927
R992 R992
C929 C929
R
9
7
9
R
9
7
9
R
9
8
0
R
9
8
0
C925 C925
R
9
7
5
R
9
7
5
C
9
0
9
C
9
0
9
Q915 Q915
R
9
7
4
R
9
7
4
R990 R990
R982 R982
R989 R989
C928 C928
Q916 Q916
R987 R987
R983 R983
R973 R973 R969 R969
R
9
7
1
R
9
7
1
IC902 IC902
R985 R985
R
9
7
0
R
9
7
0
R968 R968
C
9
3
4
C
9
3
4
R
9
6
7
R
9
6
7
R
9
6
6
R
9
6
6
R972 R972
C
9
1
0
C
9
1
0
IC903 IC903
C
9
2
3
C
9
2
3
C
9
0
8
C
9
0
8
REC_SW REC_SW M_SW M_SW
1 1 1 1 2 2 2 2
4 4 3 3 2 2 1 1
5 5 6 6 7 7 8 8
- -
+ +
- -
+ +
(+) (+)
(-) (-)
4 4 3 3 2 2 1 1
5 5 6 6 7 7 8 8
- -
+ +
- -
+ +
(+) (+)
(-) (-)
17/09/02 17/09/02 C908.909 ERA 1n C908.909 ERA 1n B B
21/05/02 21/05/02 THIAGO THIAGO
THIAGO THIAGO
C908.909 ERA 2n7 / C922.923 ERA 12n / ELIMINAR C912.913 68n E R944.945 68R C908.909 ERA 2n7 / C922.923 ERA 12n / ELIMINAR C912.913 68n E R944.945 68R A A
RELATIVE FOR THE CONJUNCT DECK MOUNTED (1.02.52164.02) RELATIVE FOR THE CONJUNCT DECK MOUNTED (1.02.52164.02)
SIMPLE DECK PCB ELECTRIC SCHEMATIC SIMPLE DECK PCB ELECTRIC SCHEMATIC
REFERENTE AO CJT. DECK MONT (1.02.52164.02) REFERENTE AO CJT. DECK MONT (1.02.52164.02)
ESQUEMA ELETRICO PCI DECK SIMPLES ESQUEMA ELETRICO PCI DECK SIMPLES
DECK simples DECK simples 01/08/01 01/08/01
01/08/01 01/08/01 ROBERTO ROBERTO
THIAGO THIAGO
PCI PCI
GND DO GND DO
9,3V 9,3V
9,4V 9,4V
0,7V 0,7V
0V 0V
0V 0V
+9,3V +9,3V
4,5V 4,5V
PCI DECK PCI DECK
5 5
3 3
2 2
2 2
1 1
1 1
p
l
a
s
t
i
c
o
p
l
a
s
t
i
c
o
5 5 6 6 7 7 8 8
4 4 3 3 2 2 1 1
Verase=0,035V Verase=0,035V
Ierase=35mA Ierase=35mA
f=59.068Hz f=59.068Hz
S-201 S-201
E-621ML E-621ML
Ibias=400uA Ibias=400uA
Vbias=0,004V Vbias=0,004V
Vrec=0,00035V Vrec=0,00035V
Irec=35uA Irec=35uA
TP2 TP2
TP3 TP3
TP6 TP6 TP5 TP5
TP4 TP4
TP1 TP1
6 6
4 4 3 3
1 1
ERASE ERASE
5 5 2 2
HEAD HEAD
REC/PLAY REC/PLAY
HEAD HEAD
5 5 6 6 7 7 8 8
4 4 3 3 2 2 1 1
P
/
R
_
S
W
P
/
R
_
S
W
M
_
R
P
M
_
R
P
0
V
-
O
N
0
V
-
O
N
5
V
-
O
F
F
5
V
-
O
F
F
0
V
-
R
E
C
0
V
-
R
E
C
5
V
-
P
L
A
Y
5
V
-
P
L
A
Y
1.00.52164.16 1.00.52164.16
6 6
5 5
8 8
7 7
4 4
3 3
2 2
1 1
++
++
++
+ +
+ +
++