Sony BVP-550 Maintenance Manual page 834

SG-234 BOARD
*1 CA-550 only
MB, 11-29 1-80 GEN LOCK(X)
MB, 11-30 1-79 GEN LOCK(G)/H CONT 1
IC42
2 1
AMP
*1
MB, 12-19 1-5 H CONT 2 IN
MB, 12-16 1-19 V RESET 1 / CF
IC200, 201
IC202, 203
*1
200-2 200-8
1H 202-1, 2
AT, 1-23 1-21 V RESET 2 203-4
GEN
203-2
200-3,
Q200
201-2
IC12
A01
AT, 1-14 1-3 IIC DATA DI A02
A03
1 7
AT, 1-19 1-1 LD (SG) 8 LD
A08
3
2
AT, 1-13 1-2 IIC CK 8 CK A09
A10
+4.8V A11
IC21
3 6 12ch
A12
8bit
1, 2 EEPROM
D/A
5
FL1
LPF
PR, 1-109 1-76 SC (X) IN
Q1, IC3 +7V
+7V
2-A80 7.3V
REG.
2-B80 7.3V
Q2, IC3
+4.8V
+4.8V
1-91 5.1V
REG.
1-92 5.1V
1-89 2.5 REF
Q4, IC3
-4.8V
1-87 -5.1V
REG.
1-88 -5.1V -4.8V
+3.1V
1-83
3.1V
1-84 3.1V
PR, 1-107 1-59 18MHz (X) IN
PR, 1-109 1-61 36MHz IN
Q21
Q5, 6, 8, 9, 17
CABLE
COMP.
Q16
+4.8V
IC47
IC46
7 IC46
7 IC17
1
6
1
1
6 1 CABLE
IC206, Q204
7 6 COMP.
5 5
DET
5 5
-4.8V
Q22
IC11, 20, 35
IC13 (3/3) 35-6
1
20-4 11-1
15
20-2
2
IC13 (1/3) IC13 (2/3)
D7, C47
5 12
10
4 5, 6 3 14 2 18
V RESET
11 25
3 13
DET
11
9
OLD/NEW CA
18 11
9
35
19
2-7
6 A03-A08
8 Q25
9 Q24
C.COMP ON
12
CF ON/OFF
13
GENLOCK OFF
Q201
1
4
2 43
SG-234 SG-234
IC24
IC204
Q11 IC5, Q7, 18(2/2)
6
1 13 7 59
SYNC
BUFF 25 EXT SYNC IN
7 SEP
5
Q10, 12, 14, 15, 18(1/2)
Q202, 203
1 6 57
BURST 14
4
POWER 25 EXT SC IN
SEP BPF
2 201
SW
CONTROL
Q20
4 16
25 VR SEL
VRST IN
D1/PRE BLKG
NRWBLKG
SCL
SEA
ACK
2 4
22 18/36M IN
H CONT OUT1
+3.1V
IC18, Q23
H CONT OUT2
P. ON
CLR
RESET
DELAY CONTROL
1
2
7-6 7-6
Q205
BUFF
IC30
6
4
BUFF
8
2
IC42
6
8 BUFF
4
HD
11
VD
5
SYNC
6
BF
7
BLKG
12
CF
9
LALT
8
2FH
IC16 IC42
10
27 4
15 11
SYNC2 DELAY 26 2 BUFF
42
11, 18,
21-24
11
13 9
25
14
IC30, 42
30-13
16
CAMPLE
42-13
BUFF
42-11
72
TD1
73
TD0
74
TCK
IC38
58 8 12 2
INT/EXT 35 Q
D
1
75 4 16 FF
N/P OUT 35 Q
RD
6
6
3
3 12
8 37
HR SEL 25
5
62 17 3
IC36
35
9 1
7
MM a
63
15 5 12 2 37
35
52
TDC OUT
IC36
13 7
MM
35 a
4 7
15
5
35
4
IC32
IC41
4 1 2 5 7 6
AMP
39
1
7
IC40
5
626
IC34 VBS GENLOCK
IC33
7
IC32
MODE IC33
H 2, 6 5
3 IC32
1 12
COMP. 4 3
AMP
3 14
AMP
13
12 14
11
11 9
30
H CONT
2 4
45
2 4
31
SG-234 BLOCK
BVP-550
GEN VIDEO OUT 1-51 IF, 1-36
14
HD 1-6 MB, 12-22
16
VD 1-9 MB, 14-17
12
SYNC 1-8 MB, 14-18
18
CF 1-7 MB, 14-15
14
HD 1-49 AT, 1-43
12
VD 1-50 AT, 1-44
HD 1-40 PR, 1-53
VD 1-41 PR, 1-55
SYNC 1-42 PR, 1-57
BF 1-43 PR, 1-59
BLKG 1-44 PR, 1-61
CF 1-45 PR, 1-63
LALT 1-46 PR, 1-65
2FH 1-47 PR, 1-67
16
DL BLKG 1-25 DA, 1-8, IF, 1-14
18
DL SYNC 1-23 DA, 1-6, IF, 1-12
BLKG 1-4 MB, 1-20
NRWBLKG 1-39 PR, 1-51
30-7
SAMPLE 1-10 MB, 14-19
42-7
SAMPLE 1-18 VA, 1-9
42-9
SAMPLE 1-17 DA, 1-4, IF, 1-4
TD1 1-34 MB, 3-34
TD0 1-32 MB, 3-32
TCK 1-30 MB, 3-30
5
3
INT / EXT 1-35 PR, 1-105
VA, 1-41,
N /P OUT 1-36 PR,1-106,
DA, 1-41
SC CONT 1-78 PR,1-114
VCO CONT OUT 1-68 TG, 1-5
18MHz (X) OUT 1-12 MB, 3-12
18MHz (X) OUT 1-55 AT, 1-55,
DA, 1-46
36MHz OUT 1-57 DA, 1-48
BVP550-SG234BLOCK#1/M
BVP-550