Ms-57 - Sony BVP-900P Maintenance Manual

CN1
AT120,1-5
10 MONI SYNC OUT
PR, 1-8
CN1
AT120, 1-6 MONI VD OUT
9
CN1
OHB,24-B10,
86 MS DIAG OUT
MD, 1-86,
EN, 1-86
Q430
CN1
MB, 15-A7 72 PB VIDEO IN
Q431
CN1
DM, 33-A1 74 RET VIDEO IN
CN1
EN, 1-58 56 VBS VIDEO IN
13 12
400
CCU ON
BAR ON
+5V
Q429
RET ON
DRIVER
Q27
3 4
DRIVER
IC400
S401
CN1
DA, 1-2
2 HD IN
DA, 1-1
1 VD IN
CN1
AT120, 1-20/
13 I 2 C DATA IN/OUT
DA, 1-4/AD, 1-8
11 I 2 C CLK IN
AT120, 1-19
Q1
TP702
Q702, IC700
CN1
BUFF
+7.5V
+7.5V
93 +8.0V IN
REG LINE
94 +8.0V IN
TP700
Q700, IC700
CN1
+5V +5V Q100
95 +5.5V IN
REG LINE
IC700
BUFF
96 +5.5V IN
+3V
+3V
REG
LINE
TP701
Q701, IC700
CN1
–3V –3V Q200
97 –3.5V IN
REG LINE
98 –3.5V IN BUFF
Q403, Q404
Q400 Q401 Q402
CN1
DA, 1-72 34 VF DTL IN BUFF BUFF
CN1
AT73, 47-17 36 VF DTL CONT IN
2 3
400
Q10
2
BUFF
Q9
4
BUFF
Q8
3
BUFF
Q302 Q305
CN1
DA, 1-80 52 R PR VIDEO IN BUFF
Q301
CN1
DA, 1-77 50 G PR VIDEO IN BUFF
Q300
CN1
DA, 1-74 48 B PR VIDEO IN BUFF
CN1
4.5 6
PR, 1-2 7 CLAMP IN 300
4
Q2, Q4 Q5
CN1
IC32
NC 54 Y IN BUFF

MS-57

MS-57
Block Diagram
Q35
Q432 Q434 Q435, Q438
Q800-Q802
NAM
RET(VF)
Q433 AMP
Q437
IC813
Q866
NAM
2
SYNC
BUFF
SEP
Q436
Q865, Q867, Q868
LPF
RET
9 8
400
1, 2
814
IC404, IC300
IC804
5
B
DECODER
2 SYNC 3
A
SEP
1
IC805
IC10
2
5
4
14
IC805
11
SYNC
GEN
IC602
1
15
IC9
Q823
SDA
Y
SCL
BUFF
IC1
Q3 Q22,Q23 Q24
6
1
BUFF AMP BUFF
7
5
IC100
Q102 Q121,Q122 Q123
6
1
BUFF AMP BUFF
7
5
IC200
Q202 Q221,Q222 Q223
6
1
BUFF AMP BUFF
7
5
L406, L407
IC401, IC301 C434-C436 Q406 Q407
VF DTL
LPF AMP BUFF
GEN
12
11
300 13
IC4
2
4
1
RB300
Q311
Q310 Q313
Y
1
MATRIX BUFF BUFF
RV301
Y
LEVEL
Q306 Q308 Q312 Q314 Q315
BUFF BUFF BUFF
Q304
RV300
R/G/B
LEVEL
1
Q303
2 300
Y ON
T/F
1
1
T/F
2 4
2
Q7
IC2
BUFF
RV2
Y GD LEVEL
3-8 3-8
Block Diagram
25
Q36
Y IN
BUFF 17
+5V
(PAL)
(PAL)
5
(NTSC) C IN
10
IC800
25 11 L804,C828, C829
Q804
ADIN DCLK
39 12
ACD LPF
BUFF
X800
DIGITAL
COMB FILTER
L802, L803
TP800 VCO
Q31
DL800 C823-C825
1 17 Q33
CLPI 31 140nS
AYD LPF
DELAY
BUFF
CV800
RV803 4F5C
Y GAIN
Q34
Q32
Q830, Q831
BUFF
BLACK
CLIP
4
IC807
2
4
3
5
7
6
11
9
7 10
HD
GEN
14
12
13
HD 9
1
VD 11
DL
L811
IC808
Q833 C877, C878 Q834, Q835
12
14
Y
BUFF LPF
13
AMP
Q857, Q859
L812
Q832(1/2) C879, C883 Q836(1/2)
BLACK
2
Q824,825 Q826 CLIP
15
BUFF LPF BUFF
R-Y 1
BUFF
AMP
Q858, Q860
L813
BLACK Q832(2/2) C881, C884 Q836(2/2)
5
CLIP
4
3 BUFF LPF BUFF
Q829
Q827,828
B-Y
BUFF 9, 10, 11
AMP
Q326
BUFF
TP300 TP301
Q331
Q316 Q319-Q323 Q324 Q327 Q348, Q328 Q343, Q344
BLKG
AMP
BUFF AMP BUFF BUFF BUFF
CLEAN
Q325 Q44
IC301 (1/2)
5 SAMPLE Q345
DRIVER
7 DC
HOLD
Q317 6
AMP
3
BUFF
RV302
PED
Q40
Q42
Q41 BUFF
CN1
NC 42 RET R-Y IN
IC801 L807
C854, C855
20
R-Y LPF
RY802
R-Y GAIN
CHROMA
DECODER L806
C851, C852
19
B-Y LPF
24 Q37
Q39
BUFF
RY800 RY801
CHROMA TINT
Q38
CN1
40 RET B-Y IN
(NTSC)
(PAL)
CN1
38 RET (Y) IN
IC815
CLAMP PULSE
GEN
TP804
Q838
24 28 IC809-IC811
5 VC HC
CLAMP Y
Y
14
Q837 TP805
(1/2)
6
17
CLAMP R-Y
PICTURE IN R-Y
PICTURE
Q837
TP806
(2/2) L817
18
Q839
B-Y C907, C910
7
B-Y
CLAMP
SDA SCL HP VP C/P
LPF BUFF
33
L818
C908, C911 Q840
LPF BUFF
L819
C909, C912 Q841
LPF BUFF
TP302
Q346
BUFF
T/F
BVP-900
BVP-900P