Sony BVW-55 Maintenance Manual page 834

1
CN301(14/25) 14 PB_LTC
2
15
CN301(15/25) REC_LTC
3
2P LTC_H-PB/L-REC
4
D900
1SS302-TE85L
2P H-FULL_ERASE_ON
5
A B
SV-206 (8/8)
IC900
TC7SH86FU-TE85R
+5V
+5V
5
R901 R908
1k 1M
4 VCC 2
Y A
1
B
GND
3
Q905
R911 2SC4177-T1L5L6
4.7k
IC901 (3/3) IC901 (2/3)
TC4053BFT(EL,N) TC4053BFT(EL,N)
2 15 5 4
0X COM 0X COM
1 3
1X 1X
10 9
A A
Q906
2SA1611T1-M5M6
R907 C905 R912 R913
1k 10uF 4.7k 100k
16V
C908
10uF
16V
-5V
+5V
R904
100k
+5V
D901
1SS302-TE85L
Q902
2SJ187-TD
Q900
L900 Q903
DTA144EUA-T106
47uH
2SC4213-AB-TE85L
R900 R902 C901
47k 100k 0.1uF R905
47k
C902
C900 0.0047uF T900
1 6
10uF
16V R909 C906
2.2 10uF 2
R903 16V
3 4
15k
-5V
Q901
C904 C907 7 8
-5V
DTC144EUA-T106 0.01uF 0.0047uF
R906
47k R910
2.2
C903
0.0047uF
GND-2
Q904
2SC4213-AB-TE85L
C
SV-206 (8/8)
+5V
Q952
DTA144EUA-T106
2P LPF_ON/OFF
R952
10k
R951 C951
100k 1uF
TP901
-5V
IC902 (1/2)
NJM4565M-A(TE2)
R919 C911
0.033uF
1.5k
IC901 (1/3)
R920
TC4053BFT(EL,N)
150k
+5V
+5V
C919
0.1uF
16
C912 C914
12 VDD 14 3
8
R916 22uF 22uF R922
OX COM
+
1.5k 4V 4V 3.3k
13 1
1X
11 2 -
A
4 C922
6
0.1uF
INH
VSS VEE
E901 8 7
R914 R917 R918
-5V
470k 10 470 C916
10uF
10V
-5V
C913
10uF
16V
IC905 (2/2)
NJM2903V(TE2)
+5V
3 8
+IN R921
1
100k
2
-IN
4
-5V
FULL_ERASE_HEAD_X 1 CN401(1/4)
FULL_ERASE_HEAD_Y 2 CN401(2/4)
C909
0.018uF
100V
E900
TP900
C910
R915
0.015uF
1/4W
100V
1
GND-2
4-118 4-118
D E
(DU-44 Board)
C952
0.015uF
L951
100uH
Q951
2SC4213B-TE85L
<In suffix-11>
GND
These components are mounted
on the DU-44 board.
IC902 (2/2)
NJM4565M-A(TE2)
*1
R932
C917 R928 4.7k
220pF 1.8k
IC905 (1/2)
NJM2903V(TE2)
TP902
R926
220k R933
6
4.7k
-IN 7
6
5
+IN
-
7
5
+
*1
R931
C918
680k
R930
R925 0.001uF 10k
220k
IC903 (2/2)
NJM4565M-A(TE2)
+5V
C920
0.1uF
IC903 (1/2)
NJM4565M-A(TE2)
3 8
R929
+ 22k
1 5
+
2 7
-
C921
6
-
0.1uF
4
R924
-5V
4.7k
*1
C915
-11 -12 and higher
100pF
R923
220
C918 180pF 0.001uF
R928 10k 1.8k
IC904
TC7SH08FU-TE85R
+5V
5
R927
10k
2 VCC 4
A Y
1
B
Q907
GND
2SC4213B-TE85L
3
F G
TC HEAD
(EPS244-2103K)
LTC_HEAD_Y 3
CN601(3/12)
LTC_HEAD_X 2
CN601(2/12)
LTC_HEAD_G
1
CN601(1/12)
PB_LTC 2P
LTC_SIG 25 CN301(25/25)
T/C_CURRENT_G 3 CN301(3/25)
T/C_CURRENT_X 2 CN301(2/25)
BVW-55
H