Sony WRR-801A Service Manual page 57

+9V
GND
-9V
H I
IC1602(1/2)
IC1601(4/4) IC1601(3/4) NJM4560M
µPC4574G2 µPC4574G2
+9V
R1608
R1601 4
0V
100
10k 12
0V
0V 0V
10 C1611 8
AFOUT4 0V
13 8 0.1µ
14 0V
0V
9 F
11
R1602 R1627 C1604 C1606
1
10k 10k 0.1µ 3300p 4
AFOUT5 -9V
F B
C1615
-9V
330p
R1603 R1609
CH
10k 1.8k
AFOUT6
R1607
4.7k
R1604
10k R1611 R1612
AFOUT1
R1610 10k
C1605
10k
15k
0.1µ
R1605 F 0V
10k 6 0V
AFOUT2
7
0V
3 0V 5
R1606 1
0V
2
10k
AFOUT3
0V IC1601(2/4)
µPC4574G2
C1612
IC1601(1/4) 0.1µ
µPC4574G2 F
MUTE
J
WRR-801/801A
WRU-801/801A
A I J B
K L
IC1603(1/2)
NJM5532M Q1605 Q1606 Q1601
NC NC DTC323TK
3
R1613
+9V
12k R1617 C1607
2 C1616
5.1k 100µ
6.3V 3 100µ
0V
2
6.3V
1 2
R1618
3 3
+9V 150
8
0V 0V C1613
3 1 2
1
0.1µ
R1620 3
0V
F
5.1k
0V
2 1 2
R1619
C1609
R1614 4 Q1602
NC
470p
12k DTC323TK
-9V
CH 1
1
R1621 C1610
5.1k 470p
R1615
R1626 2 Q1603
CH
12k 0V
6 0V NC 1 DTC323TK
7
0V
5 2 3
1
0V 5 0V
7 R1622 2 3
6 150 1
C1617
100µ
0V R1623
C1608 2 3 6.3V
5.1k
R1616 100µ
6.3V
12k
3
C1614 Q1607 Q1608
IC1602(2/2) IC1603(2/2)
0.1µ NC NC Q1604
NJM4560M NJM5532M
F DTC323TK
K L
K C
MB-761 (2/2) MB-761 (2/2)
C1901
47µ TP1027 C1027
25V C1029 1000p
AUDIO OUT1(+)
1000p B
B 2
AUDIO OUT1(-)
3
C1902 1
47µ C1028
25V TP1028 1000p
C1903 TP1029 B C1127
47µ C1129 1000p
AUDIO OUT2(+)
25V 1000p B
B 2
AUDIO OUT2(-)
3
C1904 1
47µ C1128
25V TP1030 1000p
C1905 TP1031 B C1227
47µ C1229 1000p
AUDIO OUT3(+)
25V 1000p B
B 2
AUDIO OUT3(-)
3
1
C1906
47µ
C1228
25V TP1032 1000p
C1907 TP1033 B C1327
47µ C1329 1000p
AUDIO OUT4(+)
25V 1000p B
B 2
AUDIO OUT4(-)
3
C1908 1
47µ C1328
25V TP1034 1000p
C1909 TP1035 B
C1427
47µ C1429 1000p
AUDIO OUT5(+)
25V 1000p B
B 2
AUDIO OUT5(-)
3
C1910 1
47µ C1428
25V TP1036 1000p
C1911 TP1037 B C1527
47µ
C1529 1000p
AUDIO OUT6(+)
25V 1000p B
B 2
AUDIO OUT6(-)
3
C1912 1
47µ C1528
25V TP1038 1000p
TP1039 B C1627
C1629 1000p
1000p B
2
B
3
1
C1628
TP1040 1000p
B
C1913
47µ
4 1
25V
5 2
6 3
R1638 R1639
5.6k 0
R1628 R1629
NC 75
R1630 R1631
NC 0
R1632 R1633
NC 0
R1635
R1634 75
NC
R1636
5.6k
C1914
R1637
47µ
9 12 0
25V
8
11
7 10
S1801
+B 1/2
S1802
4
5
ATT SW A COM 1/2
6
R1803
12k ANTENNA A ATT
R1804 C1814
10k 100p
CH
S1803
4
5
ATT SW B COM 1/2
6
R1851
12k ANTENNA B ATT
R1852
10k C1871
100p
CH
7-5 7-5
D L M E
TUNER OUTPUT 1
J1001
TUNER OUTPUT 2
J1101
TUNER OUTPUT 3
J1201
TUNER OUTPUT 4
J1301
TUNER OUTPUT 5
J1401
TUNER OUTPUT 6
J1501
MIX OUTPUT
J1601
AF LEVEL DIAGRAM (MB-761 board)
[dBu]
_20
VR:MAX
_22
_23.0 _23.0
_24
_26
_26.5
_27.5
_28
_28.0 _28.0 _28.0 _28.0
_30
_32
IC1001 IC1001 IC1001 IC1001 IC1003 IC1001 IC1601
(12) (14) (8) (7) (1)(7) AF OUT(1) (1) (16)
A B C D E F G H
Note:
. The AF level shows the value when the following reference signal is
supplied to the ANTENNA A and B IN connectors from a SSG.
RF : Level input 60 dBu
FM : ±5 kHz deviation at 1 kHz modulation
0 dBu = 1 uV(at no load)
0 dBu = _113 dBm(0 dBm = 1 mW, 50 Z load)
0 dBu = 0.775 Vms
N F O G
1
2
3
_23.0 _23.0
_26.5
_27.0
4
IC1601 IC1601 IC1603
(8) (7) (1)(7) MIX OUT
I J K L
5
MB-761 (2/2)
BOARD NO.1-666-758-11
WRR-801/801A
B-WRR801A-MB761/M
H P