Semiconductors - Sony FD Triniton KV-28FQ75A Service Manual

21 20 19 18
VM
[ VELOCITY MODULATION ]
5-5. IC BLOCK DIAGRAMS
D BOARD IC6700 STV 9379
2 6 3
FLYBACK
GENERATOR
-
1
POWER
5
AMPLIFIER
7 +
THERMAL
PROTECTION
4
E BOARD IC4301 CXA2100Q-TL
56 48 51 50 49 54 52 45 46 47
H SYNC
SEP
V SYNC
SEP GATE
53 S
SEP DC
SHARP
D PIC
SUB DL TRAN 50/60 ID
VIDEO NESS
TRAP
CONT CLP
55 SW
TOT
57 ACC GATE
INTER-
ACC KILLER LACE
DET DET
59 DEM
Y/C
PAL/ PAL fsc YS YS/YM
20 APC
NTSC ID ID SW SW
MIX
2
HUE
9 DEM
COLOR
I REF VCO CLP
AXIS &AXIS
CLP
43 60 62 61 64 1 3 4 5 6 7 8 11 12 13 14 15 16 17
J BOARD IC8200 MSP3410D-QA-B4
6 6
3 1
5 8
SBUS Interface
2
5
2 DEMODULATOR
3
DFP
DENT
2
8
3
A/D
1
A/D
30
3
4
3
3
37
SCART Switching Facilities
36
106
17 16 15 14 13

5-4 SEMICONDUCTORS

BA7046F
BA7046F-T1
LM393PS-E20
J BOARD IC8101 TDA2822D
MB3793-42NF
MB3793-42NF-ER
2 NJM2240M
NJM2240M(TE2)
NJM3404AD
7
1
8
8 5
6
3
5
4
1 4
( TOP VIEW )
CXA1855Q-T6
40 41 38 39
36 25
36
PHASE
44 37 24
32fH
DET
VCO
42
PHASE PHASE
DET H.DRIVE 37
1/32 SHIFT 48
13
SAND 10
12
1
CASTLE
30
( TOP VIEW )
34
35
WIDE
32
Count Down
Sawtooth
525/625 31
Gen.
WIDE
Parabola 33
Gen.
CXA1875AM-T4
HE4094BT
22
OSD D- GB CUT
PIC COL BRT BLK 24 MC14052BDR2
MIX y DRV OFF
26
MC74F157ADR2
HV
SN74LS221D
COMP
DIG AKB 27
74HCT4046AD/S470
ABL
18 19 29 28 21 23 25
16 9
5 4 7 6
I2C Interface 1 8
( TOP VIEW )
5
D/A
6
5
D/A
7
CXD2053S
5
D/A
9
6
D/A TDA4780/V3
0
4
D/A
7
D/A 4
8 28 15
5
0
5
1
1 14
( TOP VIEW )
12 11 10 9 8
VM board Waveforms
10us/div 10us/div
TP1 TP2 TP3
117 Vp-p (V) 109 Vp-p (V)
Semiconductor Voltage Table
R f e ( ) e ( ) b ( ) c
Q 5 4 0 0 0 9 . 1 5 . 9 0 .
Q 5 4 0 1 1 0 . 1 6 . 5 2 .
Q 5 4 0 2 6 0 . 6 6 . 9 0 .
Q 5 4 0 3 5 9 . 6 0 . 9 0 .
Q 5 4 0 4 5 2 . 5 9 . 0
Q 5 4 0 5 5 9 . 5 8 . 0
Q 5 4 0 6 1 3 5 1 . 1 3 4 6 . 6 8 2 .
Q 5 4 0 7 0 8 . 1 4 . 6 8 2 .
Q 5 4 0 8 7 6 . 6 9 . 1 4 .
Q 5 4 0 9 6 9 . 7 5 . 9 0 .
MSP3410D-QA-B4
KA78R05TU
STV9379
SAA7185WP
KA78R09TU
SDA5273P-C134-GEG
KA78R33TU
SDA5275
68
9 1 61
10 60
1
18 52
1
2
3
4
1 : V IN 26 44
2 : V OUT
3 : GND 27 35 43
TC4S69F
4 : ON/OFF CONTROL
( TOP VIEW )
5
CAD005AD
C
LM358
M27C800-100K1
LM393N
M5216P 6 1 44 40 1 2
M24C32-BN6
7 39
ST24C16FB6
TC55257DFTL-70V-EL
TDA2822M
UPC393C
8 7 6 5
17 29
18 28
( TOP VIEW )
2 3
1 4
MSM65355GS
TDA6111Q/N4
SAB-C161R1-LM
LM78L05ACZ
LM78L12ACZ
L78L05ACZ-AP
L78L12ACZ-AP
1
SBX1981-51
IN
OUT TDA7309D013TR
GND
20
MB3793-42PNF-ER
1
( TOP VIEW )
SDA9361
SDA9288X-B121
TDA9143/N2
33 23
TDA9144/N2
MB88141PF-ER
TDA9170T
34 22
MSM534031E3Y-Z
( TOP VIEW )
1 12
32
44 12
1 11
13
24 1
( TOP VIEW )
107
7 6 5 4
VM
[ PRINTED WIRING BOARD ]
20us/div
109 Vp-p (V)
U2860B-BFPG3
TDA9320H-N1-518
74LVC08D
51
33
14
52 32
64 20
1
( TOP VIEW )
1 19
7
(TOP VIEW)
BC546B
BC556B
TEA6422DT
4
LM393N
5
3
S G
D
BF199
BF199-AMMO
IN
OUT
GND
TLC2933
( TOP VIEW )
1 14
E B C
30 7 8
9
BF421-AMMO
TLC5733A
11
64 49
1 48
10
E
C B
16 33
17 32
BF87-127
TOP209P
8 5
17
1 4
( TOP VIEW )
E
16
B
3 2 1
A
B
C
D
E
F
G
IMZ1A-T109 2SC2500-B
H
2SC2551-O
2SC2551O-TPE2
4
5
8
6
3
2 I
1
4 5 6
7
E C B
3 2 1
J
IRF614
IRF620
2SC2688-LK
2SC3840K
K
L
B
E
C
E
C B
DTA144EK DTC144EK
DTA144EK-T146 DTC144EK-T146
M
DTC114EK 2SA1037K-T-146-R
2SC3997CA
DTC114YKA-T146 2SA1162-G
DTC123EK 2SC2412K-QR
DTC123EK-T146 2SC2412K-T-146-R
MARKING SIDE VIEW
DTC124EKA-T146
C N
E
B
B O
C
E
DTA144ESA 2SA933AS-RT
DTA144ESA-TP 2SA933AS-QRT
DTC114ESA-TP 2SA933S-RT
2SC4793
DTC144ESA-TP 2SC1740S-RT
2SA1175-HFE 2SC2785-HFE P
2SA733-K
Q
B
B
C
E C
E
2SA1837 R
2SD2396H
S
C B
C
E
B
C
E
108