Block Diagrams - Sony FD Trinitron KV-32FQ70B Service Manual

5-1. BLOCK DIAGRAMS (1)

POWER
CN6400
1
AC
IN 2
S6400
STB +5V
IC0981
RPM7240-H5F
OUT
F1 (
POWER SWITCH,
FUSE, SIRCS AND
STAND-BY LED
CN6202
TO G BOARD
CN6006
TU1000
CN1000
CN1001 (1/2)
CN1001 (2/2)
CN2000
TO H1 BOARD
CN2909
CN0103
TO F1 BOARD
CN0981
J2000
CN6401
1
TO G BOARD
5 CN6001
CN0981
LED
2
TO A BOARD (1/2)
CN0103
SIRCS 1
)
PROTECTOR
5 AU(+)
AUDIO VCC
PS2501
6 AU(+)
SCL
AUDIO PROCESSOR
IC2000
SDA
FM/AM
RIGHT
60 MONO IN (AM)
SPEAKER OUT R 27
QSS
LEFT
67 IF INI
SPEAKER OUT L 28
VIDEO
SCL
WOOFER
2 SCL
SUBWOOFER OUT 30
SDA
3 SDA
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
71
XTAL IN
GREEN IN 1
RED IN 1
72 XTAL OUT
VIDEO OUT 1
VIDEO IN 1
1 RIGHT OUT
33 SC2 OUT R
2 RIGHT IN
54 SC2 IN R
3
LEFT OUT
34 SC2 OUT L
6 LEFT IN
53 SC2 IN L
7 BLUE IN 2
11 GREEN IN 2
15 RED IN 2
19
VIDEO OUT 2
20 VIDEO IN 2
RIGHT OUT
1
2
RIGHT IN
51 SC3 IN R
3
LEFT OUT
6 LEFT IN
50 SC3 IN L
19
VIDEO OUT 2
20 V/Y IN 3
HEADPHONE
1 KEY
AMPLIFIER
4
Y/CVBS FRONT IC2001
6 LEFT
48 FR IN R
5 1
9 RIGHT
3 7 47 FR IN L
2 LED
1 SIRCS
TO A BOARD
SHEET 2
R OUT
L OUT
CN7442
5 QP (+)
TO A BOARD (1/2) 4 QP (-)
CN7000
VM AMPLIFIER VM AMPLIFIER
VM
1
BUFFER
Q7408, Q7409 Q7400, Q7401
AUDIO AMPLIFIER
IC2500
5 IN R OUT R 12
1 IN L OUT L 14
6 IN W
WOOFER MUTE 10
9 MUTE W
OUT W 3
10 MUTE
OP. AMP IC5104
ROT -
1
ROT+
4
DAC IC5103
DF PHOCUS PHASE
3
M PIN CONT
7
BACKEND: DEFLECTION -
RGB PROCESSOR
IC7002
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
B OUT 26
52 Y1 IN
U IN 100
53 CB1 IN
DF PARA
V IN 100
64
54 CR1 IN DF PARA
H SYNC MP PARA
59 HS IN EXTRA PARA 63
V SYNC E/W
60 VS IN EW OUT 1
H DRIVE
PIP Y
17
56 Y2 IN HD OUT
PIP CB AFC PULSE
57 CB2 IN HP IN 18
PIP CR X RAY
X RAY IN 20
58 CR2 IN
V OUT IC5400
VDP OUT 5 1
6 7
VDN OUT
PART OF
V PROT
16
VPROT
Q5400
Q5401
VM OUT 45
- 25 -
VM AMPLIFIER VM AMPLIFIER
BUFFER
BUFFER OUTPUT
Q7402
Q7403 Q7406
BUFFER
VM AMPLIFIER VM AMPLIFIER
BUFFER
BUFFER OUTPUT
Q7404
Q7405 Q7407
VM (
VELOCITY
MODULATION
CN2501
R 4
L 1
SPEAKERS
CN2502
R IN 3
L IN 5
R OUT TO H1 BOARD
2
CN2910
L OUT
6
WOOFER MUTE 1
CN2500
WOOFER 1
SUBWOOFER
CN5100
ROT- 1
ROTATION
ROT+
3
OP. AMP IC5301 COMPARATOR IC5302
CN5002
DF DRIVE 2
5 6 7
6 3
M PIN CONT 4 TO D BOARD
CN8810
H CENTRE
3
CN7001
R- 1
R+
2
G- 3
TO C BOARD
G+ 4
CN7301
B-
5
B+
6
CN5801
DF PARA 1
MP PARA
2
E/W
3
H DRIVE 5 TO D BOARD
CN8620
AFC PULSE
6
ABL
7
X RAY 8
CN5802
NC/X RAY
3
AFC PULSE
5
TO D2 BOARD
DF DRIVE CN6801
6
ABL 7
CN7000
VM 1
IC5300
LM358N
TO VM BOARD
BUFFER
QP(-) 4 CN7442
+12V 8 6
Q5305, Q5306
QP(+) 5
GND
A 1/2 ( )
VIDEO AND AUDIO PROCESSORS,
AUDIO OUTPUT, VERTICAL DEFLECTION
CN7444
QP-
QP (-) 1
QP (-) 2
QP+
QP (+)
3
QP (+)
4
VM 7
VM
VM 8
NECK ASSY
)
TO
TO
TO
COIL