Sony BVP-900P Maintenance Manual page 144

IC
LM1881M (NS)FLAT PACKAGE
LM1881MX
VIDEO SYNC SEPARATOR
—TOP VIEW—
(+5 to +12V)
COMPOSITE
V
1 CC
SYNC
OUT
COMPOSITE
2
VIDEO
IN
VERTICAL
3
SYNC
OUT
4 GND
TIMING CHART
COMPOSITE
VIDEO IN
COMPOSITE
SYNC OUT
VERTICAL
SYNC OUT
BURST OUT
ODD/EVEN OUT
LM324NS (TI)FLAT PACKAGE
LM324NS-E05
QUAD OPERATIONAL AMPLIFIERS
—TOP VIEW—
OUT IN_ IN+ IN+ IN_ OUT
14 13 12 11 10 9
_V
_
+
+
_
+V
1 2 3 4 5 6
IN_ IN+
OUT IN+ IN_
+V
SINGLE
+3 to +32V
SUPPLY
DUAL
_1.5 to _16V
+1.5 to +16V
SUPPLIES
M51958A (MITSUBISHI)FLAT PACKAGE
M51958A-T1
VOLTAGE DETECT DELAY
—TOP VIEW—
1 NC 8
NC
V
CC
IN 2 7
(+2V to +17V)
3 NC 6 OUT
4 GND 5 CD
V
CC
5 µA
+
2
IN _
+
1.25 V
5
CD
2-18
C
8
2 COMPOSITE
VIDEO
7 ODD/EVEN
OUT
C
6 RSET
BURST/BACK
5 6
RSET
OUT
R
8
7
OUT
_V
GND
6
OUT
2.5 µA
M51271FP (MITSUBISHI)FLAT PACKAGE
NTSC/PAL CHROMA DECODER
—TOP VIEW—
BG PP 1
COMPOSITE 1
BG PW 2
SYNC
3
VERTICAL
C 3
OUT
SYNC
7
ODD/EVEN CS CONT 4
5
C 5
BURST/BACK IN
BIAS 6
ACC F 7
V REF 8
APC F 9
VCXO 10
OUT
T CONT 11
VCXO 12
IN
13 GND
B-Y 14 V
IN
INPUT
ACC F : AUTOMATIC COLOR CONTROL FILTER
APC F : AUTOMATIC PHASE CONTROL FILTER
BG PP : BURST GATE PULSE POSITION
BG PW : BURST GATE PULSE WIDTH
BIAS : CHROMA INPUT BIAS CAPACITY
BLKP : BLANKING PULSE
B-Y : B-Y SIGNAL
C : CHROMA SIGNAL
CS CONT : COLOR SATURATION CONTROL
HDP : HORIZONTAL DRIVE PULSE
KF : KILLER FILTER CAPACITY
KF REF : KILLER REFERENCE FILTER CAPACITY
PAL
NTSC/ : PROCESS SELECT
R-Y : R-Y SIGNAL
SLICE : SLICE LEVEL INPUT OF SYNC SEPARATION
T CONT : TINT CONTROL
VCXO : VARIABLE CAPACITOR AND CRYSTAL OSCILLATOR
VIDEO : VIDEO INPUT FOR SYNC SEPARATION
V REF : REFERENCE VOLTAGE
OUTPUT
B-Y : B-Y SIGNAL
C : CHROMA SIGNAL
FB : FEEDBACK CAPACITY OF SYNC SEPARATION
FSC : SUB-CARRIER (180 DEGREES)
R-Y : R-Y SIGNAL
SYNC : SEPARATION SYNC SIGNAL
VCXO : VARIABLE CAPACITOR AND CRYSTAL OSCILLATOR
25
VIDEO
27
SLICE
26
FB
1
BG PP BURST GATE
2
BG PW
5
C IN
6
BIAS
4
CS CONT
7
ACC F
DETECT
11
T CONT
9
APC F
DEMOD.
12
VCXO IN
10
VCXO OUT
21
KF
22
KF REF
24
HDP COMP.
17
PAL
NTSC/ COMP.
23
BLKP COMP.
16
R-Y IN
14
B-Y IN
8 REF.
V REF
VOLTAGE
25
VIDEO
28 SYNC
27 28
SLICE SYNC
26
FB
27 SLICE
1
BG PP
2
BG PW
26 FB
5
C IN
25 VIDEO
6 3
BIAS C OUT
4
CS CONT
24 HDP
7
ACC F
23 BLKP
11
T CONT
9
APC F
22 RF REF
10 18
VCXO OUT FSC
21 KF
12
VCXO IN
20 R-Y
OUT 21
KF
22
KF REF
19 B-Y
OUT 24
HDP
17
PAL
NTSC/
18 FSC
OUT
23
BLKP
PAL
17 NTSC/
16 20
R-Y IN R-Y OUT
16 R-Y
IN 14 19
B-Y IN B-Y OUT
15
CC (+5 V)
8
V REF
SYNC
28
SYNC
SEP.
PULSE
FIRST SECOND 3
C OUT
AMP. AMP.
ACC BURST
GATE
TINT
APC
90d
4 fsc
90d
QUARTER
VCXO 18
180d
FSC
ID
ID KILLER
PULSE DETECT
90d
270d
R-Y 20
R-Y OUT
DEMOD.
B-Y
19
B-Y OUT
DEMOD.
BVP-900
BVP-900P