Sony KV-28WF1A, Service Manual

Page: 37 / 61

56 48
ACC
DET KILLER
DET
V SYNC
SEP GATE
1/32
50/60 ID
GATE
SAND
CASTLE
H.DRIVE
WIDE
Sawtooth
Gen.
INTER-
LACE
APC
PAL/
NTSC
fsc
ID
I REF
HUE
CLP
CLP
ABL
HV
COMP
AKB
51 50 49 54 52 45 46 47 40 41 39
36
44
42
10
35
30
34
32
31
33
27
25 23 28 29 19 18 17 16 15 12 11 1 64 61 62 60
9
2
20
59
37
WIDE
Parabola
Gen.
38
Count Down
525/625
21 14 13 8 7 6 5 4 3 43
DL SUB
CONT
TRAP
ACC
55
57
SHARP
NESS
PAL
ID
DEM
TOT
DEM
AXIS
VCO
VIDEO
SW
53
PIC
22
24
26
PHASE
DET
PHASE
SHIFT
PHASE
DET
H SYNC
SEP
32fH
VCO
YS
SW
YS/YM
SW
S
SEP
DC
TRAN
CLP
OSD
MIX
D-
COL
y
BRT
GB
DRV
CUT
OFF
BLK
DIG
Y/C
MIX
COLOR
&AXIS
A BOARD IC301 CXA2000Q-TL
D PIC
A BOARD IC4 PST593C
OSC
3
1
4
2
DELAY T
R
Q
Vcc
V out
GND
Reset
+
-
D BOARD IC500 STV9379
Vcc
GND
+
-
THERMAL
PROTECTION
1
POWER
AMP
7
5
4
6 8 2
OUTPUT
FLYBACK
GENERATOR
OUTPUT
STAGE
SUPPLY
INVERTING
INPUT
NON-INVERTING INPUT
FLYBACK
GENERATOR
D BOARD IC600 STR-S6708
PRE REG
START UP OVP
REF
1
2
8 7
PROPORTIONAL
DRIVE
5
4
3
6
OSC
THERMAL
LATCH
9
DFP
60
59
56
57
SBUS Interface
IDENT
A/D
SCART Switching Facilities
A/D
D/A
D/A
D/A
D/A
D/A
D/A
I2C Interface
25
23
65 68 1 3 4 5 7 6
48
50
51
47
30
34
31
28
33
37
36
A BOARD IC202 MSP3410/MSP3400
DEMODULATOR
22
48 51 50 49
I2C BUS DECODER
49
SW4
SW5
23
25
29
3
SYNC
SEP
CV2
CV3
CV4
CV5
CV6
CV7
CV7
CV6
CV5
CV4
CV3
CV2
CV1
CV7
CV6
CV5
CV4
CV3
CV2
CV1
SW2
SW3
SW1
CV1
CV5
27
31
CV2
CV3
CV4
CV6
Regulator
1
+
+
CV1
15
13
7
32
11
9
17
CV7
5
A BOARD IC201 CXA2040Q
D BOARD IC1200 TDA7264
6
4
+
-
+
-
1
2
5
3
7
8