Schematic Diagrams And - Sony FD Triniton KV-29FQ75A Service Manual

5-1. BLOCK DIAGRAMS (4)
IC9105
MAIN MICRO-CONTROLLER
CN9101
9 SCLO
A(19)
A19 29
B6 SCLO SWITCH
Q9108,9109 A(18)
A18 28
87 SCL1
A(17)
A17 27
A(16)
A16 26
B1 DISABLE SWITCH A(15)
75
Q9110 A15
A(14)
A14 74
A(13)
A13 73
B7 SDAO 86 SDA1
A(12)
SWITCH A12 72
Q9106,9107
A(11)
A11 71
10 SDA0
A(10)
A10 70
95 CS/DISABLE A(9)
A9 69
A(8)
A8 68
A(7)
A7 65
SDA 5
A(6)
A6 64
IC9108
SCL 6 A(5)
A5 63
WP 7 30 WP A(4)
A4 62
A(3)
A3 61
6 XTAL1
A(2)
X9101 A2 60
IC9100 16MHZ
A(1)
KEY PAD DRIVER 7 XTAL2 A1 59
A(0)
A0 58
A2 KEY2
+2 OUT2 94 TC INT
5 7
CS0 81
KEY1
A3
+1 OUT1
3 1
CS2 83
99 KEY2
/RD 33
100 KEY1
B3 AGC MONITOR
2 AGC MON
/WR 34
RESP. LED
A4 SWITCH
12 RESP LED
Q9105
B4 PIN8
91 PIN8
A5 SIRCS
98 SIRCS
A12 ST BY
13 ST.BY
A13 PROT
92 PROT
A14 AC ON/OFF D(16)
93 AC ON.OFF AD15 57
IC9104 AD14 D(15)
56
D(14)
AD13 55
TO A BOARD A10 RST IN
1 RESET PULSE 8 32 WDT CLK D(13)
AD12 54
CN1901
D(12)
AD11 53
7
D(11)
AD10 52
ENABLE 6 31 WDT EN D(10)
AD9 51
D(9)
AD8 50
D(8)
78 RST IN AD7 47
D(7)
AD6 46
A20 MID BUSY
1 MID BUSY
D(6)
AD5 45
B5 AV LINK D(5)
SWITCH 11 AVLINK OUT AD4 44
Q9100
D(4)
AD3 43
D(3)
AD2 42
90 AV LINK IN
D(2)
IC9110 AD1 41
MASTER RESET I.C. D(1)
AD0 40
RES. AUDIO EO 15 79 /RST OUT
B8
14 RES. AUDIO
CLOCK
3 23 CLOCK
B10 RESET 100
13 RES. PICTURE
DATA 2 15 DATA IC9502
MEGATEXT I.C.
A11 TC LED /STR 1 14 /STR
12 TC LED
MTX RES 6 16 68
B20 AUDIO MUTE M3LEN
11 AUDIO MUTE
DSD OFF 7
MRST 17
MTSR 18 67
B17 VP 100
3 VP 100
HP 100 SCLK 22 66
B18
4 HP 100
IC9500
TEXT BLANKING GENERATOR
SWITCH 17
RES
B15 TXT CLK Q9504,9503
11
4 VS
12
10 5 HS
13 2 CLK
9
2
64 BLAN
8
B11 TXT BLK 1
6
B9 VIDEO
10 CVBS
B16 TCS
3 TCS
8 GPO
B12 TXT B
63 B
B13 TXT G AMPLIFIER
Q9500,9501, 62 G
B14 TXT R 9502
61 R
43
IC9109
PROGRAMMABLE O.T.P.
CN4101
A(19)
2 A(18)
A(18)
3 A(17)
A(17)
35 A(16)
A(16) D(15)
A(15) 32
36 Q15A-1
A(15) D(14)
37 A(14) Q14 30
A(14) D(13)
38 A(13) Q13 28
A(13) D(12)
39 A(12) Q12 26
A(12) D(11)
40 A(11) Q11 22
A(11)
A(10) D(10)
41 Q10 20
A(10) D(9)
42 A(9) Q9 18
A(9) D(8)
43 A(8) Q8 16
A(8) D(7)
4 A(7) Q7 31
A(7) D(6)
5 A(6)
Q6 29
A(6) D(5)
6 A(5) Q5 27
A(5) D(4)
7 A(4) Q4 25
A(4) D(3)
8 A(3) Q3 21
A(3) D(2)
9 A(2) Q2 19
A(2) TO A BOARD
D(1)
10 A(1) Q1 17
CN1401
A(1) D(0)
11 A(0) Q0 15
CS0
12 E
/RD
14 G
IC9107
R.A.M.
1 RD
6 WR
D(7)
CS2 D7 26
27 CS
D(6)
A(14) D6 25
8 A14 D(5)
A(13) D5 24
5 A13 D(4)
D4 23
A(12)
9 A12 D(3)
D3 22
A(11)
2 D(2)
A11 D2 20
A(10)
28 A10 D(1)
A(9) D1 19
3 A9 D(0)
A(8) D0 18
4 A8
A(7)
10
A7
A(6)
11
A6
A(5)
12 A5
A(4)
13 A4
A(3)
14 A3
A(2)
15 A2
A(1)
16 A1
A(0)
17 A0
IC9400
A(18)
9 A18 WR 7
A(17)
6 A17 RD 32
A(16)
10 A16
A(15)
11 A15 D(7)
D7 29
A(14)
5 A14 D(6)
D6 28
A(13)
D(5)
4 A13 D5 27
A(12)
D(4)
12 A12 D4 26
A(11) D(3)
1 A11 25
D3
A(10)
31 D(2)
A10 D2 23
A(9)
D(1)
2 A9 D1 22
A(8)
XIN 6 D(0)
3 A8 D0 21
X9500
A(7)
20.480MHZ 13 A7
XOUT 7 A(6)
14 A6
A(5)
15 A5
A(4)
16 A4
A(3)
17 A3
A(2)
18 A2 ( )
M1
A(1)
19 A1
MICRO TEXT
A(0)
20 A0
44
B1 EXTRA PARABOLA
EXTRA PARA
63
A3 D FOCUS
64 DF PARA
CN5400
B18 Y100
52 YIN
R
B19 U100
53 Ct1 IN 1
B20 V100
54 Cr1 IN
B15 SWITCH (PORT 3)
55 FS
B14 YMID
56 Y2 IN
B13 UMID
57 Ct2 IN
B12 VMID
58 Cr2 IN
HDEFL
A1
59 HS IN
L2FJL 19
A6 VDEFL CN4500 G
60 VS IN
3
RED 1
R OUT 30
A16 SDA2
61 SDA
GREEN 3
SDL2 G OUT 28
B16
62 SDL
BLUE 5
A10 RED B OUT 26
36 R2 IN
IK 8
B10 GREEN IK IN 25
35 G2 IN
B11 BLUE CN4502
34 B2 IN
A11 BLK 2 TO VM BOARD
33 YS/YM2
VM OUT 45
CN5402
A20 DPIC SW X4300
43 DPIC DCTR B
503.5 kHz 5
500K 15
A2 HD
17 HD
B2 FB PULSE
18 HP IN
B3 EW
1 EW
8 IK
B8 ABL
22 ABL IN
23 ABL FIL +12V
A8 XRAY
13 SCP
( )
E
IC4301 RGB OUT / CHROMA
MULTI COMPONENT PROCESSOR
( )
VM
VELOCITY MODULATION
CN5602
3
Q.P - Q.P -
TO
D1 BOARD 4
Q.P + Q.P +
CN6502
CN5402
TO E BOARD 2 VM IN VM BUFFER
VM AMP VM OUT
Q5402,5403,
CN4502 Q5400,5401 Q5406,5407
5404,5405
5-2. CIRCUIT BOARD LOCATION
FV
TO D BOARD
+12V POWER ON SWITCH IC5300
Q5350 FV (T6804)
VIDEO OUT (RED)
1 VB
J5375
G4
3 VI
R
STANBY SW 8
9 VDF VO 8
Q5300
G
7
5 IK
IC5325 B
6
VIDEO OUT (GREEN)
1 VB
G2
1
3 VI
H1
3
PICTURE TUBE
STANBY SW
9 VDF VO 8
Q5325
5 IK
HV
IC5350
VIDEO OUT (BLUE)
1 VB TO D BOARD
HV (T6804)
3 VI
CN5600

5-3. SCHEMATIC DIAGRAMS AND

H1
4
STANBY SW
9 VDF VO 8
Q5351
TO D BOARD
Note :
CN6500
G2
1
5 IK •
RV5375 •
G2
VOLTAGE DET
Q5375, 5376
•
( )
C
CRT DRIVE
•
•
•
•
•
•
•
•
•
•
CN5444
•
QP-
1
2
QP+
3 •
4
•
7
•
VM
8
NECK •
ASSY •
45
Reference Information
RESISTOR RN : METAL FILM
RC : SOLID
C
FPRD : NON FLAMMABLE CARBON
C Board
FUSE : NON FLAMMABLE FUSIBLE
N
M1 Board RS : NON FLAMMABLE METAL OXIDE
H6 Board
VM Board VM RB : NON FLAMMABLE CEMENT
F1 Board
E Board
H5 Board
CVM Board RW : NON FLAMMABLE WIREWOUND
H
J
S1 Board : ADJUSTMENT RESISTOR
F3 Board A2
BL Board
COIL LF-8L : MICRO INDUCTOR
CAPACITOR TA : TANTALUM
A Board
A1 PS : STYROL
B3 Board
D2
A
D Board PP : POLYPROPYLENE
D1
D1 Board J Board D
PT : MYLAR
A Board
MPS : METALIZED POLYESTER
MPP : METALIZED POLYPROPYLENE
ALB : BIPOLAR
PRINTED WIRING BOARDS
ALT : HIGH TEMPERATURE
ALR : HIGH RIPPLE
All capacitors are in µF unless otherwise noted.
pF : µµF 50WV or less are not indicated except for
electrolytic types.
Indication of resistance, which does not have one for
rating electrical power, is as follows.
Note :
The components identified by shading
Pitch : 5mm
and marked are critical for safety.
Electrical power rating : 1/4W
Replace only with the part numbers
specified in the parts list.
Chip resistors are 1/10W
All resistors are in ohms.
k = 1000 ohms, M = 1000,000 ohms
Note : Les composants identifiés par une trame et
: nonflammable resistor.
par une marque sont d'une importance
: fusible resistor.
critique pour la sécurité. Ne les remplacer
que par des pièces de numéro spécifié.
: internal component.
specified.
: panel designation or adjustment for repair.
All variable and adjustable resistors have
characteristic curve B, unless otherwise noted.
All voltages are in Volts.
Readings are taken with a 10Mohm digital mutimeter.
Readings are taken with a color bar input signal.
Voltage variations may be noted due to normal production
tolerences.
: B + bus.
: B - bus.
: RF signal path.
: earth - ground.
: earth - chassis.
46