Sony BVW-55 Maintenance Manual page 673

RV662;CH-3 DEMOD BALANCE
IC662 (1/3)
C663
TC74HC4053AFT(EL)
10uF R663
10V 1.5k
15 2
COM 0
1 CN22 (2/50) 2 CH1_AFM_REC_SIG_X
1
10 CN22 (1/50) 1 CH1_AFM_REC_SIG_G
SEL
IC662 (3/3)
TC74HC4053AFT(EL)
C666
RV663;CH3 NR LEVEL
+5V-2 10pF
RV662 C664
20k 0.1uF
R667 RV663
15k 50k
1 3
C662
16
10uF R662
10V 1.5k
14 VCC 12 2
+5V-2
COM 0
IC662 (2/3)
13
1 TC74HC4053AFT(EL)
R665
11
22k
SEL 5 4 3 8
6 0 COM
+
INH 3 1
+5V-2
VEE GND 1
9 2 -
IC663 (1/2)
7 8 SEL
4 NJM2041M-D(TE2)
R616
100k
-5V-2
-5V-2
R666
R664 C669
10k
22k 680pF
C665
0.1uF
L-AFM_MUTE
NJM2041M-D(TE2)
Q131
+5V-2
2SC4177-T1L5L6
C131
22uF
10V R139
R131 10k
4.7k
TP131
R136 R142
12k 4.7k
IC131 (1/2)
D132
UPC4570G2-E2
1SS302-TE85L
R137
5
1 5.6k
2
+ 7
R132 3
RV131;LIMITER LEVEL
47k
6 - TP132
RV131 D131
5k 1SS302-TE85L
1
2
3
R138
5.6k NJM2041M-D(TE2)
R133 C132
47k 22uF
10V
R135
12k
3 8 R134
R140
47k
+ 10k
1
2 -
IC131 (2/2)
4
UPC4570G2-E2
R141
-5V-2 4.7k
IC762 (2/3)
C763
TC74HC4053AFT(EL)
10uF R763
10V 1.5k
15 2
COM 0
1
1
10
SEL
CN22 (6/50) 6
CN22 (5/50) 5
IC762 (1/3)
TC74HC4053AFT(EL)
+5V-2
RV762 C764
20k 0.1uF
C762 C767
16
10uF R762 10pF
10V 1.5k
14 VCC 12
COM 0 IC762 (3/3)
13
TC74HC4053AFT(EL) R767 RV763
1
15k 50k
11 1 3
SEL 5 4
6 0 COM
R765
INH 3
22k 2
VEE GND 1 6
9
7 8 SEL - 7
5 +
IC763
NJM2041M-D(TE2)
R764 C766
22k 680pF
-5V-2 R766
10k
C765
0.1uF
RV763;CH4 NR LEVEL
RV762;CH-4 DEMOD BALANCE
L-AFM_MUTE
C851
+12V 0.1uF
Q600
DTC144EUA-T106 1 2
R621
+5V-4
4.7k GND T1 T2 6
Q
R620
5
47k Q620
2SA1611T1-M5M6 4 7
Q
CD
C620 +5V-4
3
0.033uF D620
1SS300-TE85L
IC122 (1/3)
R852
TC74HC4538AFT(EL)
R622 10k
47k
C852
0.001uF
-12V
GND
*1
BVW-55
I J
*2
+5V-2
R668
IC663 (2/2) Q662
2k
5
NJM2041M-D(TE2) 2SK208Y-TE85L
+ 7
R669 6 -
R672
2k
1M +5V-2 C672
10uF
R671 10V TP661
3.3k R674
1M
C667 R670 FL762 (2/2) 11
100pF 3.3k R677
VCC 4.7k
10 8
D662
C668 IN LPF OUT CL661
1SS302-TE85L
100pF GND GC
9 7
25KHZ
R675
1M
R673
1M
Q663
2SJ106Y-TE85L
R676
33k
-5V-2
3P
IC132 (2/2) R700
100k
NM
5 MOD/STD
+
7
6 -
C772 C774 R782
C134 100uF 100uF 3.3k
33pF 6.3V 6.3V
C777
0.039uF
R144
C781
4.7k
47uF
C775 6.3V R788
47uF 2.7k
6.3V
R781
R784
10k
47
IC132 (1/2)
R786
+5V-2 10k
MOD/STD
3 8
+
1
R798
5.6k
2 -
4
C133
-5V-2
33pF
R143
4.7k
IC600
CX20099-T6
IC763 (1/2) +5V-2
NJM2041M-D(TE2)
Q762
R768
2k 2SK208Y-TE85L
3 8
CH2_AFM_REC_SIG_X R772
+
1 1M
CH2_AFM_REC_SIG_G
R769 2 -
2k
4
R771
3.3k
R774
-5V-2
C768 R770 1M R799
100pF 3.3k 4.7k R787
10k
C769
100pF
25KHZ C776
D762
47uF
FL762 (1/2)
1SS302-TE85L 6.3V R789
R779
+5V-2 2.7k
R775 10k TP761
1M
1
R773 R780 R785
1M 4.7k 47
VCC CL761
2 4
IN LPF OUT
GND VEE GC
(2/2) Q763
3 6 5 C778
2SJ106Y-TE85L
0.039uF
C673 C773 R783 R722
R776
10uF 100uF 3.3k 100k
33k
10V 6.3V NM
-5V-2
3P
+5V-4
R851 IC701 (2/2)
47k
TC7SET02FU(TE85R)
+5V
IC120 (5/5) IC125 (5/5) IC705 (2/2)
IC851
TC74VHC86FT(EL) TC74VHC00FT(EL) TC7SH08FU-TE85R
TC7SH00FU
2 5
4
1
3 VCC VCC VCC VCC
C127 C128
0.1uF 0.1uF
GND GND GND GND
GND-2
K
AFM-16 (3/3) AFM-16 (3/3)
L671
C675
100uH
0.1uF
C674
10uF
10V
Q672 R691
220
2SC4177-T1L5L6
R683 L675 L676 R688
1.2k 560uH 560uH 1.2k
R678 R681
22k 1k
C679 C681 C683 C684 R685
100pF 100pF 470pF 220pF 47k
Q673
Q675
2SC4177-T1L5L6 2SC4177-T1L5L6
Q674
R682 L673 L674 R686
2SC4177-T1L5L6 AFM REC RF
1.2k 470uH 470uH 1.8k
TP603
C686 R693
0.047uF 51
60mVp-p
C685
R679 R680 0.047uF R692
22k 1k 1k
C678 C680 C682 R684
150pF 330pF 150pF 3.3k
R687
22k
R689 R690
L672
4.7k 22k
100uH
Q676
E601
C676
2SC4213B-TE85L
10uF C677
10V 0.1uF
GND-3
C801
22uF 3 PB 3 EE
10V
TP703 TP705
NOISE REDUCTION
C793 C795 C797
CL703 CL705
680pF 10uF 0.22uF
10V 35V RV801
10k
RV802
C787 10k
C783
10uF
0.0047uF
10V
E700
R813 R815
R790 R794 C788 8.2k 15k
680 3.9k 22uF
4V
RV801;AFM CH1 PB LEVEL
R796
12k
R791
RV802;AFM CH1 EE LEVEL
2.2k
C789 R802
C779 C785
820pF 3.3k
220pF 5pF
R800 R803
3.3k 2.7k
CL707
+5V-2
C800
10uF
10V
C799
0.1uF
C780 C786 R801 R804
220pF 5pF 3.3k 2.7k
R792 C790
2.2k R797 820pF
12k
C802
22uF 4 PB 4 EE
R805 10V
R793 R795 3.3k
TP704 TP706
680 3.9k
C791 CL704
C784
22uF
0.0047uF RV803
4V
10k
RV804
C796 C798
C792 10k
10uF 0.22uF
C782 10uF C794
10V 35V
47uF 10V 680pF
E701
6.3V
R814 R816
8.2k 15k
RV803;AFM CH2 EE LEVEL
RV804;AFM CH2 EE LEVEL
IC124 (3/3)
TC74HC4538AFT(EL)
+5V-2 +5V-4
IC122 (3/3)
L120
47uH TC74HC4538AFT(EL)
VCC VCC
C120 C125 C126
10uF 0.1uF 0.1uF
GND GND
10V
4-7 4-7
L M
IC603
TC7SH08FU-TE85R
AFM_REC_RF_X 45 CN22 (45/50)
R600 NM
AFM_REC_RF_G 46 CN22 (46/50) 1P,3P L-REC_CONT_IN
2
1P,3P L-VIDEO_REC/EE
1
R618 NM
1P H-P-SAVE_EN
3
R617
100k
*2:Suffix-11 only
-20.0dB
CH1_AFM_PB_X 2P
CH3_EE_SIG_X 2P
GND (CH1_AFM_PB(G)) 1P,2P,3P
GND (CH3_EE_SIG(G)) 1P,2P,3P
1 2
T1 T2 6
Q
5
4 7
Q
CD
3
-20.0dB
CL706
CH2_AFM_PB_X 2P
CH4_EE_SIG_X 2P
IC122 (1/3)
TC74HC4538AFT(EL)
1P,2P,3P
GND (CH2_AFM_PB(G))
GND (CH4_EE_SIG(G)) 1P,2P,3P
*1:Suffix-11 only
AFM REC/PB, PB AUDIO LEVEL CONTROL
AFM-16 (3/3)
BOARD NO. 1-673-523-11, 12
LOT NO. 812-
BVW-55_AFM-16_012
N O
1
+5V-2 Q677
NDS356AP
L671
100uH
R694
100k
2
Q670
DTA144EUA-T106
+5V-2
+5V-2
5
4
Q678
NDS355AN
L672
R695
100uH
100k
-5V-2
3
4
5
P