Sony CA-755 Maintenance Manual page 122

CA-755 (UC)
CA-755 (J)
CA-755P (CE)
1
2
1/2 SYNC
TIME CODE
1/2
1/2 RET(RX) IN
5V
L2
10µH
3
R5
47k
OFF
S2
RET
ON
C11
0.01
1/2 GND
-5V
4
5
1/2 RET ON
1/2 NTSC/PAL
A B
IC11 Q6
Q8 Q9 Q10 Q11 Q12
TC7S02FU 2SJ244JY
DTA144EU DTC144EU 2SK94 2SC4178 2SC4178
S
C18 R38
0.1 1500
R33
100k
5
1
4
11
2
3
C12
10 R37
16V 2200
TA-CB
E2
R34 R41
100k 100
C20
,N'M
C19 R36 R39
0.1 3900 3900
IC20(2/2) IC13(2/2)
5V MC14538BF MC14538BF
IC13(1/2) IC14(1/2)
MC14538BF SN74HC74APW
C15
R32
150p
100k C21
2125
R143 470p
C86 33k 2125
1 2 14 4 33p
16 Cx CxRx
V DD S
6 2 5 1 2 15
Q D Q
5
16
Cx CxRx Cx CxRx
13 14
4 6
Q Q
7 3 6 5 11
Q Q
RD GND R 20 13
4 12
7
Q Q
8 3 7 1
RD RD
8 3 13
R124
100k
C
IF-607 (2/2) IF-607 (2/2)
Q14
2SC4178
Q13 Q15 Q16 Q7 Q17 IC19(2/2)
2SA1226 2SA1226 2SC4178 DTC144EU 2SA1226 MAX942
R43 C26
33k 10
R45 R46 10V R50 C27 R51
5600 39k TA-CA 4.7k 0.1 33k
C22 8
10 2
C25
10V
19
0.1 3
TA-CA
R49
1k 4
L4
22µH
R52
6800
R42 R44 R47 R48 C29
4700 10k 10k 10k C14 0.1
33p R53
C24 1200
56p
D5
C28
HSM88AS 0.1
IC16 IC18
SN74HC163APW SN74HC163APW
R40
100k
16 16
14 VDD VDD
1 15 1 15
CLR CO CLR CO
R55
10 2 14 2 14 1k
CK QA CK QA
3 13 3 13
A QB A QB
9 4 12 4 12
B 16 QC B 18 QC
5 11 5 11
C QD C QD
6 10 6 10
D ENT D ENT
7 9 7 9 C84
ENP LOAD ENP LOAD
33p
GND GND
8 8
7-12 7-12
D E
5V
Q23 Q24 IC21
IC19(1/2)
2SA1226 2SC4178 TC4W53FU
MAX942
C30 R61
0.1 R145 R148 C88 C39 33k
2200 4700 10 8 0.1
10V
TA-CA
21
7
1
C87 6
0.1 EN 2 5
1 R144 GND VEE 7
19
6
100
4 5 3
R62
22k R133
R60 47k
1M
C36
R146 R147
0.1
4700 2200
R63
3300
IC14(2/2)
SN74HC74APW
IC26
MC14046BF
10 1 2 10 16 3
S B
12 9 12
D Q
R67
100k 15
14
11 8 14 13
Q A 26
R
13 9
OUT
R68
22k
C32 C41 8 5 6 7 11
0.1 0.47
35V
C43
TA-CA R71
1000p
C40 22k
2125
4.7
10V
TA-CA
F
Q18 Q19
2SA1226 2SC4178
C44
10
R64 C46 16V
3300 C37 0.1 :TA-CB
47
6.3V
:TA-CB
C38
0.1
L5
10µH
R70
C33 100k
R57 R58 22p C35
8200 2200 2125 22p
2125
C47
C45 4.7
0.1 16V
:TA-CA
5V
4 C51
0.1
8
3 5
28
4
IC28(1/3)
TC7WU04FU
CA-755/755P
G H