Block Diagrams (1) - Sony FD Trinitron KV-32CS70B Service Manual

5-1. BLOCK DIAGRAMS (1)

CN6100 S6100
2 AC IN
AC IN FH001
1 AC IN
IC6400
SIRCS REGULATOR
CN1101
4 STBY 5V
VCC
TO A BOARD 1 SIRCS
OUT
CN0103
2 LED
SWITCH
Q1100
SWITCH
Q1101
F5 ( )
AC IN, SIRCS, LED
CN6202
5 AU(+)
PROTECTOR
AUDIO VCC
TO G BOARD
PS2501
CN6006 6 AU(+)
TU1001
IC2000
SDA
AUDIO PROCESSOR
QSS RIGHT
67 IF INI SPEAKER OUT R 27
SCL LEFT
2 SCL SPEAKER OUT L 28
SDA WOOFER
CN1000
3 SDA SUBWOOFER OUT 30
RIGHT OUT
36 SC1 OUT R
RIGHT IN
57 SC1 IN R
LEFT OUT
37 SC1 OUT L
LEFT IN
56 SC1 IN L
BLUE IN 1 X2000
71 XTAL IN
MODE 1
SCART
72 XTAL OUT
GREEN IN 1
RED IN 1
BLANKING BLK1
VIDEO OUT 1
VIDEO IN 1
CN1001 (1/2)
1 RIGHT OUT
33 SC2 OUT R
2 RIGHT IN
54 SC2 IN R
LEFT OUT
3
34 SC2 OUT L
LEFT IN
6
53 SC2 IN L
7 BLUE IN 2
11 GREEN IN 2
15 RED IN 2
19 VIDEO OUT 2
DUAL SCART 20 VIDEO IN 2
CN1001 (2/2)
1 RIGHT OUT
RIGHT IN
2
51 SC3 IN R
LEFT OUT
3
LEFT IN
6
50 SC3 IN L
19 VIDEO OUT 2
20 V/Y IN 3
CN2000
1 KEY
4 Y/CVBS FRONT
6 LEFT
TO H6 BOARD
48 FR IN L
CN4501
9 RIGHT
47 FR IN R
C FRONT
2
CN0103
2 LED
TO F5 BOARD
1 SIRCS
CN1101
TO A A
BOARD
B
SHEET 2
IC2001
J2000 HEADPHONE AMPLIFIER
R OUT
3 7
SPEAKERS
L OUT
5 1
WOOFER MUTE
TO A BOARD
CN2502
CN6102
AC OUT 5
TO G BOARD
AC OUT 1 CN6001
TO A BOARD
CN2000
G R
D6401
IC2500
AUDIO AMPLIFIER
5 IN R OUT R 12
1 IN L OUT L 14
6 IN W WOOFER MUTE 10
9 MUTE W
10 MUTE
OUT W 3
8 5 1
IC5301
OP. AMP
IC5102
DEFLECTION
6
CONTROL CIRCUIT
IC5302
COMPARATOR 5 7
IC5103
DAC 6 3 1
DF PHOCUS
PHASE
5 3 5 7
M PIN CONT
7
H LIN
6
IC7002
BACKEND: DEFLECTION - RGB PROCESSOR
FS 100
33 YSYM 2 R OUT 30
B TXT
34 B2 IN
G TXT
35 G2 IN G OUT 28
R TXT
36 R2 IN
Y IN 100
52 Y1 IN B OUT 26
U IN 100
53 CB1 IN
V IN 100
54 CR1 IN DF PARA
64
H SYNC DF PARA
59 HS IN MP PARA
63
V SYNC
EXTRA PARA
60 VS IN E/W
1
PIP Y
EW OUT
56 Y2 IN
PIP CB
HD OUT H DRIVE
57 CB2 IN
17
PIP CR
HP IN AFC PULSE
58 CR2 IN
18
PIP BLK
55 FS X RAY IN X RAY
20
X5800 15 500K
VM OUT 45
IC5400
V OUT
5 7
6 1
V PROTECT
+12V
CCT
16
Q5400 TO Q5403
Q5813, D5401
DEFLECTION CONTROL
A 1/2 (
VIDEO AND AUDIO PROCESSORS,
AUDIO OUTPUT, VERTICAL DEFLECTION
CN4502
1
L IN 6
L OUT 5
J4501
HEADPHONES
R IN 2
R OUT 3
CN4501 J4500
6 L V
4 Y/CVBS L
9 R R
2 CHROMA
3 1
1 KEY
SWITCH 2 4
S4502
SWITCH
S4501
SWITCH
S4500
H6 ( )
FRONT AV INPUT,
HEADPHONE AND
CONTROL SWITCHES
CN2501
R 4
TO
L 1
SPEAKERS
CN2502
R IN 3
L IN 5
R OUT 2
TO H6 BOARD
CN4502
L OUT 6
WOOFER MUTE 1
CN2500
WOOFER
1
TO SUBWOOFER
IC5104
OP. AMP CN5100
ROT - 1
TO
2
ROTATION
ROT+ 3
4 COIL
CN5002
100Hz BUFFER
DF DRIVE 2
Y IN 100 Y SCAN RATE
BACKEND
M PIN CONT 4 TO D BOARD
Q3300
CN8810
H CENTRE 3
BLK 100
H SYNC
CN7001
R- 1 V SYNC
R+ BLK 1
2
G- BLK 2
3
TO C BOARD
RED IN 1
G+ 4 CN7301
GREEN IN 1
B- 5
B+ 6 BLUE IN 1
RED IN 2
CN5801
GREEN IN 2
DF PARA 1
BLUE IN 2
MP PARA 2
VIDEO RF
E/W 3
V IN 1
H LIN
4 TO D BOARD
CN8620
H DRIVE
5
AFC PULSE
6
X RAY 8
IC5300
DEFLECTION
CONTROL CCT
BUFFERS
CN7000
&
VM 1
SWITCH
8 6
Q5301,
QP(-) 4
TO VM BOARD
Q5302,
CN7442
Q5304 TO QP(+)
5
Q5306
GND
) A 2/2 (
- 24 -
IC7300
VIDEO OUT (RED)
CN7301
1 R-
1
2 R+
3 VIN VOC
SWITCH 5
Q7355
IC7325
VIDEO OUT (GREEN)
3 G-
1
4 G+
TO A BOARD
3 VIN VOC
CN7001
SWITCH 5
Q7352
IC7350
VIDEO OUT (BLUE)
5
B-
1
6 B+
3 VIN VOC
9 1K
5
SWITCH
Q7353
SWITCH
C (
+12V Q7350
Q7354 R, G, B OUT
6dB AMPLIFIER
FOR THE
SELECTABLE
OUTPUT CVBS
(3RD SCART)
Q3202
6dB AMPLIFIER
SCAN RATE CONVERTER, FOR THE
COLOUR DECODER AND SELECTABLE V OUT 3
I/O VIDEO SWITCH OUTPUT CVBS
IC3200 (3RD SCART)
Q3200
2 AY OUT 100
6dB AMPLIFIER
FOR THE MONITOR
8 NC
OUTPUT CVBS
AU OUT 100 79
(2ND SCART)
17 H OUT 100
Q3204
AY OUT 100 76
23 V OUT 100
X IN 70
37 FBL 1
6dB AMPLIFIER
X3200
FOR THE MONITOR
38 FBL 2 X OUT 69 V OUT 2
OUTPUT CVBS
(2ND SCART)
39 R IN 1 CVBS OUT 1 63
Q3201
40 G IN 1 CVBS OUT 2 62
41 B IN 1 VIDEO RF
100Hz BUFFER
C FRONT U SCAN RATE V IN 100
46 R IN 2 CVBS 7 58
BACKEND
Y/CVBS FRONT
Q3302
47 G IN 2 CVBS 6 57
C IN 3
48 B IN 2 CVBS 5 56
100Hz BUFFER
V/Y IN 3
52 CVBS 1 CVBS 4 55 U IN 100
U SCAN RATE
V IN 2 BACKEND
53 CVBS 2 CVBS 3 54
Q3301
H SYNC
V SYNC
CVBS TXT
+3.3V
)
VIDEO AND AUDIO PROCESSORS,
AUDIO OUTPUT, VERTICAL DEFLECTION
J7375
R
10
8
G
9
B
8
8
13
5
PICTURE TUBE
HV
8
TO D BOARD
HV (T8800)
CN7300
HEATER 5 TO D BOARD
CN8614
)
RV7375
B
TO A BOARD
SHEET 1
A
PART OF
OVERVOLTAGE
PROTECTION
Q5815, Q5816
CN6200
D5809
MAIN RY 1
TO G BOARD
CN6008
DGC RY 2
CN0101
SCL 8
SDA
9
LED
24
SIRCS 10
AGC 40
MODE 3 6
OVP OVP 25
GROUP DELAY 11
OCP 23
AMP Q1006
AND
COINCIDENCE 15
COINCIDENCE
DETECTOR
MAIN RY 13
Q1005
DGC RY 14
B TEXT
20
TO M BOARD
CN0001
G TEXT 19
RESET AUDIO 22
R TEXT 18
AUDIO MUTE 36
FS 100 12
MODE 1 35
AV LINK 5
MODE 2 34
LINE MUTE 37
H SYNC 17
V SYNC 16
TXT VIDEO 21
KEY 39
12 C ADAPTOR
5V - 3.3V
Q3500
12 C ADAPTOR
5V - 3.3V CN0102
Q3501 SCL 2
SDA 3
SERVICE
CS
4 CONNECTOR
AGC
5