Block Diagrams; B (1/3), B1, Q (1/2), G (1/2) - Sony TRINITRON PVM-14L2 Service Manual
Color video monitor
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Also See for TRINITRON PVM-14L2:
- Service manual (140 pages) ,
- Instructions for use manual (112 pages) ,
- Pocket manual (5 pages)
Table of Contents
Block Diagrams
Q
(1/2)
(SIGNAL I/O)
IC2780
LINE A
VIDEO SW
IC2782
J2701
BUFF
VIDEO SW
IN
1
Q2700
VIDEO
3
7
1
J2704
BUFF
OUT
5
3
7
Q2780
2
4
5
2
4
Y BUFF
Q2710
CN2702
Y/C IN
IC2785
VIDEO SW
C BUFF
1
Q2720
CN2703
3
7
Y/C OUT
2
LINE B
IC2781
VIDEO SW
J2702
BUFF
1
IN
Q2740
3
7
VIDEO
J2707
OUT
2
J2713
BUFF
IN
Q3700,3701
G-Y
J2716
Q3702
OUT
+5V
J2714
BUFF
IN
Q3710,3711
B/B-Y
J2717
Q3712
+5V
OUT
J2715
BUFF
IN
Q3720,3721
R/R-Y
J2718
Q3722
OUT
+5V
J2703
BUFF
IN
Q3730
EXT
J2710
SYNC
OUT
Q3703
J2719
BUFF
IN
Q3740
AUDIO
J2720
RGB
OUT
LINE A
J2705
BUFF
IN
Q2730
AUDIO
J2706
OUT
IC2783
AUDIO SW
IC2784
AUDIO SW
LINE B
5
7
1
1
J2708
3
7
BUFF
IN
3
Q2750
5
AUDIO
2
4
J2709
2
4
OUT
J2711
OP AUDIO 1
BUFF
IN
Q2760
J2712
OP AUDIO 2
BUFF
IN
Q2770
PVM-14L2/20L2
B (1/3), B1, Q (1/2), G (1/2)
Section 8
)
(
COLOR DECODER
B
(1/3)
DIGITAL COMB
CN2705
CN103
1
VIDEO/Y
VIDEO/Y
1
CS
CS
3
3
IC106
SYNC SW
EVT SYNC
9
1
9
EVT SYNC
3
7
5
2
4
3/3
EXT SYNC OPT
6
LINE A/S
LINE A/S
6
LINE A/S
3/3
5
LINE A/B
LINE A/B
5
LINE A/B
3/3
CN2710
CN104
BUFF
1
Y/G
Y/G
1
Q121
BUFF
B/B-Y
B/B-Y
3
3
Q122
BUFF
5
R/R-Y
R/R-Y
5
Q123
LINE/RGB
LINE/RGB
8
8
LINE/RGB
3/3
CN101(1/2)
BUFF
Y/G OUT
B12
Q118
BUFF
PB/B OUT
B14
Q119
BUFF
PR/R OUT
B16
Q120
COMP SYNC OUT B22
AUDIO
AUDIO
B23
CN107
COMP SYNC
B5
CAPTION Y
A7
G
A5
B
A6
R
A4
YS
A3
CAPTION ID
B7
CAPTION ID
3/3
SDI CAPTION SW
B6
SDI CAP SW
3/3
HP
B3
SDI
B8
SDI
SCL
SCL
A8
IC107
CN2707(1/2)
CN105(1/2)
7
AUDIO
AUDIO
7
1
7
3
3/3
AUDIO SEL
2
6
AUDIO OPT 1/2
AUDIO OPT 1/2 6
5
LINE/OPTION
LINE/OPTION 5
B (1/3), B1, Q (1/2), G (1/2)
SUFFIX -11 : B1 BOARD
IC102(1/2)
SUFFIX -12 : B BOARD
IC102(2/2)
2
15
5
1
4
3
10
IC7205
IC7201
IC7201
9
SYNC SEP
(1/2)
(2/2)
DIGITAL COMB
HD
2
5
M.M
6
11 M.M
10
IC7203
IC7204
1
1
IC7202
IC7202
4
4
6
SIG
(1/2)
(2/2)
2
2
M.M
11 M.M
VD
4
5
6
10
2
Q7201
47
PAL/NTPL
B/B1
48
COMB/BPF
Q130
3/3
EXT SYNC SW
3/3
EXT SYNC SEL
3/3
COMB/BPF
IC101
12
13
11
2
1
10
5
3
9
AUDIO OPT 1/2
LINE/OPTION
8-1
8-1
IC104
CHROMA DECODER
1
CVBS/Y1
Y OUT
21
48
CS
CB OUT
22
3/3
24
LINE/OTHER
YS1
CR OUT
23
2
SYNC
SDA
14
IC111
SCL
13
FL107
SDA
BUFF
BUFF
V IN
15
BPF
3
CVBS OUT
Q109
Q105
SCL
CL OUT
16
IC105(1/2)
FL108
1
7
HS
9
BUFF
BUFF
YOUT
6
BPF
5
COMB Y
Q110
Q106
IC105(2/2)
3
5
VS
4
FL109
BUFF
BUFF
BPF
COUT
8
7
COMB C
Q111
Q107
XTAL
38
X100
16.2MHz
AMP
BUFF
FSC
45
46
FSC OUT
BPH FLL
37
Q132
Q131
45
COMP SYNC
11
Y FCR SYNC
44
CVBS/Y2
IC115
31
Y
CLAMP
30
B-Y
3
1
SCP
10
29
R-Y
BUFF
Y
BUFF
14
Q501
Q124
Q113
Q102
BUFF
B-Y
BUFF
15
Q502
Q125
R-Y
BUFF
BUFF
4
Q114
Q503
Q126
Q101
Q115
Q103
+5V
CLAMP
Q116
3/3
OSD DARK EN
IC109
OSD BUFF
3/3
G OSD
10
9
11
3/3
B OSD
13
12
14
3/3
R OSD
6
7
5
3/3
YS OSD
3
4
2
1
2/3
CLP
3/3
RGB SW
3/3
2/3
VOL
3/3
3/3
AUDIO MUTE
Y
2/3
B-Y
2/3
R-Y
2/3
SDA
2/3,3/3
SCL
2/3,3/3
HS
3/3
VS
3/3
IC112
VIDEO SW
1
BUFF
3
7
Y/G
2/3
Q112
5
2
4
IC113
VIDEO SW
1
BUFF
3
7
B-Y/B
2/3
Q108
5
2
4
IC114
VIDEO SW
1
BUFF
3
7
R-Y/R
2/3
Q104
5
2
4
IC233(1/2)
5
4
CLP1,2
2/3
3
9
IC233(2/2)
12
14
YS
2/3
+5V
13
11
Q117
IC3501
SP AMP
SW
+15V
9
VCC
Q3502
CN106
CN510
(1/2)
(1/2)
CN3502
2
AUDIO
2
1
IN
1
SP
OUT
8
MUTE
Q3503
1
AUDIO VOL
1
4
VOL
MUTE
3
AUDIO MUTE 3
Q3501
G
(1/2) (SP AMP)
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