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Bk (4/4) - Sony BVM-D32E1WA Maintenance Manual

Trinitron color video monitor.
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Table of Contents
PULSE GENERATOR
BK
(
)
(4/4)
SYSTEM CONTROL
IC710 (1/2)
TA1
TB
W B
CN1(6/6)
IC731
4
13
12
INSERT P
BUF2/E
AFC PULSE 19b
5
GEN
BOARD
PULSE GENERATOR
IC732
Q3 15
IC730
5
V BLK1
24b
13
D3
Q3
14
6
IC730
2
3
V BLK2
25b
H BLK
25a
E
VSP
9b
BOARD
IC900
6
MISO
27b
4
IC900
12
MOSI
28a
13
IC900
9
SCLK
28b
10
ABL
10a
RESET
26b
IC900
2
3
BC
CH SLOT3
31a
BOARD
1
VIDEO COMP (2/4)
G DRIVE COMP (3/4)
B DRIVE COMP (3/4)
R DRIVE COMP (3/4)
IC904
ABL AMP
6
5
TP900
IC901
ABL AMP
D903
5
7
LPF
D905

BK (4/4)

BK (4/4)
IC710 (2/2)
6
IC731
IC731
WAVEFORME
11
10
1
2
3
IC734
W B
7
12
10
SHAPING
IC731
INSERT P
Q728,729
5
6
3
4
GEN
4
11
9
IC732
9
Q0 2
4
D0
Q0
3
IC711
1
2
IC732
IC735
Q1 7
9
10
5
D0
Q1
6
8
IC735
6
IC732
IC728
5
13
Q2 10
11
12
12
D2
Q2
11
IC728
1
IC731
3
4
5
6
2
+5V
+5V
IC734
IC734
2
9
1
IC730
1
12
11
8
12
IC728
13
10
11
4
6
5
IC731
9
8
IC902
SUB CPU
IC903
EEPROM
43
DRIVE P ON/OFF
5
2
SO2
SI1
54
2
SO
SI
5
ADST
51
1
CS
SCK
6
11
3
SI2
P32
53
8
1
SCK2
P31
52
P54
8
20
RESET
P53
7
Q900
P50
4
P51
5
15
INT0
P52
6
P55
9
64
P44
+5V-2
HRQ
36
BK SELECT (1/4)
55
P34
HRQ
31
Y/C CLAMP SW (1/4)
P13
38
CONT 0 (1/4)
41
P10
P14
37
MONO (1/4)
40
P11
RDY
30
SYNC INPUT SW (1/4)
42
P07
P05
44
SYNC INT/EXT (1/4)
WR
28
37-45K (1/4)
BUFC
33
27-45K (1/4)
P04
45
CLAMP PULSE SEL (1/4)
AD1
48
SYNC OUTPUT SW(1/4)
CLK
29
G-Y MATRIX SW (1/4)
P03
46
SYNC SEP SEL (1/4)
HAK
32
HALF LEVEL SW (2/4)
CH BACK H/B (2/4)
P16
35
WTO
58
CB SEL (2/4)
PWC
56
R SEL (2/4)
WHITE/BLACK SW (2/4)
PTO
59
AD0
49
AUTO CP PULSE SW (2/4)
7
47
P02
P17
34
DU ON/OFF (3/4)
P12
39
IK/V SW (3/4)
IC901
TP901
BUFF
3
1
10-8
W B INSERT P2 (3/4)
W B INSERT P- (2/4)
W B INSERT P (1/4,2/4)
17
IC736
16
11
13
BLACK SAMPLING (1/4,2/4,3/4)
12
15
IC736
8
10
WHIGT SAMPLING (1/4,2/4,3/4)
9
IC736
6
4
WHIGT INSERT P (1/4,2/4)
5
IC736
4
3
1
W & D P (2/4)
2
IC735
8
17
10
DRIVE SAMPLING P (3/4)
9
16
4
VIDEO TIMING P (3/4)
15
BIAS P (2/4)
BIAS & DRIVE P (3/4)
+5V
IC728
10
8
13
BLK (3/4)
17
9
16
15
IC735
2
1
BIAS SAMPLING P (3/4)
3
IC735
17
11
13
BIAS CLAMP P (3/4)
16
12
H BLK (1/4)
15
V BLK 1 (1/4)
17
16
15
IC905
13
7
17
16
11
9
6
14
15
4
16
17
3
15
5
2
18
8
12
D5V
1
19
Q901
10-8
IC910
D/A CONV
AO1
18
B-Y GAIN (1/4)
AO2
19
R-Y CLAMP OFFSET (1/4)
G 100IRE (2/4)
AO3
2
DI
AO4
3
G SETUP (2/4)
CLK
AO5
4
B SETUO (2/4)
B100IRE (2/4)
AO6
5
LD
AO7
6
CLAMP P DLY (1/4)
AO8
7
APT ON/OFF (1/4)
B-Y PULSE LEVEL (1/4)
AO9
8
AO10
9
R-Y PULSE LEVEL (1/4)
AO11
12
B-Y CLAMP OFFSET (1/4)
R-Y GAIN (1/4)
AO12
13
IC908
D/A CONV
AO1
18
BLUE ONLY (2/4)
AO2
19
PGB SW (1/4)
BIAS REF (2/4)
AO3
2
DI
AO4
3
APT CONTROL (1/4)
CLK
AO5
4
R 100IRE (2/4)
R SETUP (2/4)
AO6
5
LD
AO8
7
CH LEVEL (2/4)
AO9
8
DRIVE REF (2/4)
AO10
9
G2 REF (3/4)
AO12
13
PROG SW (1/4)
IC909
D/A CONV
DI
AO1
4
G BIAS IK (3/4)
CLK
AO2
5
G CUTOFF (3/4)
AO3
6
G DRIVE IK (3/4)
LD
AO4
7
G DRIV V (3/4)
IC911
D/A CONV
DI
AO1
4
B BIAS IK (3/4)
B CUTOFF (3/4)
CLK
AO2
5
AO3
6
B DRIVE IK (3/4)
LD
AO4
7
B DRIV V (3/4)
IC907
D/A CONV
R BIAS IK (3/4)
DI
AO1
4
CLK
AO2
5
R CUTOFF (3/4)
AO3
6
R DRIVE IK (3/4)
R DRIV V (3/4)
LD
AO4
7
IC906
D/A CONV
DI
AO1
4
CHROMA (1/4)
CLK
AO2
5
BRIGHT (2/4)
AO3
6
LD
AO4
7
BRT CENTER (2/4)
CONT (2/4)
BRT CONTROL (2/4)
Pulse Generator, System Control
BK Block (4/4)
BVM-D32E1WA/D32E1WE/D32E1WU

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