Sony TRINITRON KV-VF14M70 Service Manual page 58

G-code color video tv
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1
2
3
4
5
A
9V
200V
RED.OUT
C709
0.047
F
2
4
6
8
(RGB OUT,VM)
IC701
0
TDA6101Q/N3
VIDEO-AMP
CN701
D714
7P
1SS119
WHT
1
3
5
7
9
B
VB-RECT
:S-MICRO
9V
9V
C716
R711
560p
9V
1
C706
C708
2.2k
1
R
500V
10p
B
GND
:CH
D713
2
1
MTZJ-3.9A
GND
3
3.9V-REG
R
R
4
G
R709
R725
G
5
R718
HSS83
1.2k
3.9k
68k
B
:RN
PROTECT
B
6
2W
:RS
D705
D707
D704
IK
7
9V
1SS119
1SS119
1SS119
9V
GREEN.OUT
2
SLICE
SLICE
SLICE
C715
R704
0.047
C
F
3
470
2
4
6
8
:RN
D706
0
#
C703
R710
IC703
PROTECT
470
47
10V
TDA6101Q/N3
:RN
VIDEO-AMP
9V
1
3
5
7
9
C705
27p
CH
9V
3.5
C718
152.0
560p
500V
G
B
9V
R708
R720
D
1.2k
R729
3.9k
68k
:RN
D710
3W
:RS
HSS83
PROTECT
9V
9V
200V
BLUE.OUT
C702
C714
100
16V
0.047
F
2
4
6
8
0
IC702
TDA6101Q/N3
VIDEO-AMP
E
1
3
5
7
9
C717
C704
560p
15p
C712
9V
0.047
500V
CH
B
F
B
Q701
2SA1309
R707
R719
R727
LEVEL-SHIFT
1.2k
3.9k
HSS83
R701
68k
100
:RN
3W
PROTECT
:RS
D701
C701
470p
MTZJ-3.9A
CN961
B
PROTECT
F
#
R713
R712
10k
2.2k
.BLK0071
VM SW
6
VM OUT
5
9V
4
C962
#
E
3
.BLK0134
9V
R962
-2
#
NC
2
+B
1
9V
C972
R981
#
R966
#
C953
9V
#
G
#
-2
-2
R978
R977
#
#
R980
#
R968
#
-2
Q962
L961
#
#
C980
D964
R963
#
#
Q961
#
#
R973
R970
-2
#
#
R974
R967
#
-2
#
R971
H
#
C963
-2
C970
C961
#
C964
#
#
#
Q963
-2
-2
-2
#
R975
#
R964
D967
D968
#
R969
#
#
#
CN503
#
R965
C968
R972
R976
#
#
#
#
12V
C978
C979
I
#
#
12V
1
NS
C969
2
#
-2
STBY5V
3
R501
12V
#
9V
4
R549
GND
5
8
#
R559
D505
#
#
R546
#
5
6
7
8
D504
#
IC502
J
Q537
#
#
R511
#
R538
4
3
2
1
R550
#
#
C511
#
Q531
R537
#
#
R545
R539
R551
#
#
#
Q538
#
K
C512
R556
R555
#
#
#
CV BOARD : IC701,702,703 TDA6101Q/N3
supply voltage
feedback
input HIGH
output
6
9
7V
MIRROR
MIRROR
FOLLOWERS
V bias
C par
INV IN
3
DIFFERENTIAL
STAGE
NON-INV IN
1
+
CURRENT
MIRROR
MIRROR
SOURCE
4
2
GND
supply voltage
input LOW
Schematic diagram
Schematic diagrams
<
<
<
A
CV , F
<
<
board
– 67 –
6
7
8
9
10
11
TO FBT
CN704
D702
1P
1SS199
TO A BOARD
1
1000V
PROTECT
T801(FBT)
G2
C720
4700p
G2
D703
2kV
R738
1SS199
200V
100k
PROTECT
J701
1/2W
1
200V
.BLK019E
L701
.BLK018C
G4
C719
C721
2
NC
0.001
G2
22
:EL0607
B
1
3
G1-1
3
GND
250V
.BLK019A
4
R734
RCV
100
4
NC
13
5
H1
1/2W
RV701
5
H1
200V
110M
6
H2
1/2W
CN703
R740
11
7
0.22
5P
G1-3
G1-2
10
8
1W
RED
R733
9
R702
:RS
KR
KB
:S-MICRO
1k
470k
1/2W
KG
1/2W
:RC
R
TO A BOARD
200V
CN803
7
KG
KB
G2
SG701
AC IN
#
D711
6
C707
PICTURE TUBE
4.7
250V
H
A34LRG70X
G
5
4
200V
200V
B
CN702
KR G1 G4 HV
1P
CV
TO CRT
1
E
200V
TO A BOARD FBT
R732
1k
1/2W
:RC
CN705
200V
#
SG702
C711
#
1
E
4.7
250V
200V
200V
R731
1k
CV BOARD WAVEFORMS
1/2W
:RC
1
SG703
D709
#
200V
200V
200V
C710
C713
4.7
#
250V
3.0Vp-p (H)
4
Q967
#
100Vp-p (H)
Q968
R986
#
#
7
CN962
#
24.0Vp-p (H)
TO NECK ASSY
3
VM
.BLK018D
2
NC
Q965
#
1
E
-2
R985
C975
R982
#
#
#
-2
-2
R979
C973
#
#
-2
CN551
#
1
NS-
.BLK018E
2
N.C
C501
#
3
NS+
B-SSS10370-HK.CV-VF14
NOTE:
The circuit indicated as left contains high voltage of over
600 Vp-p. Care must be paid to prevent an electric shock in
inspection or repairing.
cathode
7
transient
CV BOARD : IC502 M5216P
output
VCC
OUT2
IN2–
IN2+
cathode
8
7
6
5
8
DC output
5
black current
2
+
measurement
output
+
1
1
2
3
4
OUT1
IN1–
IN1+
VEE
,
,
,
,
,
boards
– 68 –
12
13
14
15
16
17
18
(
AC FILTER
R902
CN901
1.2
CN902
10W
2P
F901
5P
JW904
5A
:RB
:VH
#
:VH
250V
AC IN
1
B
T902
B
1
AC
T901
S
S
JW903
C901
S
LFT
LFT
AC IN
2
B
0.1
S
#
S
S
S
S
2
NC
R901
1M
250V
C902
DGC
:AC
B
3
1/2W
0.1
S
250V
4
NC
:AC
S
B
5
AC NUET
CN903
1P
TO A BOARD
:TAB
CN601
S
S
S
S
GND
1
JW901
C903
JW909
#
TO A BOARD
0.0047
20MM
250V
JW902
CN604
#
B-SSS10370-HK.-F.VF14
CV
F
2
3
[RGB OUT,VM]
[AC FILTER]
2.6Vp-p (H)
3.0Vp-p (H)
– F BOARD –
5
6
100Vp-p (H)
100Vp-p (H)
8
1.4Vp-p (5msec)
– CV BOARD –
– 69 –
VIDEO section
– 70 –

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