F1 Board Schematic; H1 Board Schematic; Vm Board Schematic - Sony FD Trinitron KV-32FQ70B Service Manual

A B C
~ F1 Board Schematic Diagram [ Power Switch, Fuse, SIRCS and Stand-By LED ] ~
1
F1.-32FQ70
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
CN6400
2P
F6400
5A
AC IN 1 250V
AC IN 2
FH6400
SPARK GAPS
CN6403
2
1P
A-Lightning-WIRE
1
C6400
4700p
250V
VCC OUT
GND
D0981
IC0981
RD5.6ESB2
3 RPM7240-H5F
F1
POWER SWITCH, FUSE, SIRCS
AND STAND-BY LED
4
5
~ VM Board Schematic Diagram [ Velocity Modulation ] ~
6
7
8
9
10
11
D E F
R6400
1M CN6401
1/2W 5P
S6400 VDR6400
RC
5 AC OUT
TO G BOARD
3
CN6001
AC OUT
1
CN0981
4P
BLK
STBY +5V
4
D0983
STBY+5V TLHK5190
3 GND TO A BOARD
CN0103
2 LED
1 SIRCS
R0981
R0982
XX
100
1/4W
C0984
C0982
100 0.01
50V
25V
B
D0982 C0981
C0983
XX
470p XX
50V
B
G H I J
~ H1 Board Schematic Diagram [ Front AV Input, Headphone and Control Switches ] ~
TO A BOARD
CN2000
CN2909
9P
WHT
C2907
1
D2903 50V
XX
D2902 D3904
C2906
XX XX
1
50V
C2909 L2903
D3905 R3905
XX XX
XX
XX
C2908 JW2905
XX
5
JW2901 5
L2902 XX
R2909 C2901 R2917
R2918 R2910
470k XX 1k 1k
470k
1/10W 1/10W
1/10W 1/10W
CHIP CHIP
CHIP CHIP
C2915 C2900 C2916
XX
XX XX
CN2900
3P
- 39 -
K L M
TO A BOARD
A BOARD
CN2502 CN2300
CN2912
CN2910
CN2911 7P
6P
WHT
XX
WHT
JW2911
JR2901
0 XX
CHIP
R3906
XX
R0912 R0911
C2902
C2903
XX 15k
XX
1/10W
CHIP
CHIP
JW2912
R2901
R2902
5 120
120
1/4W
1/4W
S0900 S0901
R2903 R2904
120 120
1/4W
1/4W
L2901
XX
JW2916 L2904 JW2915
XX
5 5
C2904
0.001
50V
B
C2931 C2930 C2905
0.001 XX
XX
50V
B
H1
FRONT AV INPUT, HEADPHONE AND CONTROL SWITCHES
J2901
~ VM Board Voltage Table ~
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
~ VM Board Waveforms ~
5ms/div
TP1
1.54 Vp-p (H)
N
H1.-32FQ70
COMPONENTS MARKED AS XX ARE NOT
FITTED ON THIS MODEL
JR0901
0 D0908
CHIP MTZJ-9.1
R0914
R0913 R0901 R0902
1.5k
10k 3.3k 6.8k 0
1/10W 1/10W CHIP 1/10W
CHIP CHIP
CHIP
S0902 S0903 S0904 S0905
L0904
JW0904
XX
5
R f e e ( ( ) ) s b ( ( ) ) g c ( ( ) ) d
7 4 0 0 5 0 . 5 7 . 8 7 .
7 4 0 1 0 9 . 1 5 . 4 1 .
7 4 0 2 5 5 . 6 1 . 8 9 .
7 4 0 3 5 1 . 5 5 . 8 9 .
7 4 0 4 4 7 . 4 1 . 0
7 4 0 5 5 1 . 4 7 . 0
7 4 0 6 1 3 4 1 3 3 8 . 6 8
7 4 0 7 1 1 . 1 4 . 6 8
7 4 0 8 6 3 . 5 6 . 2 5 .
7 4 0 9 5 7 . 6 3 . 0 9 .
5ms/div 5ms/div
TP2 TP3
1.4 Vp-p (H) 20 Vp-p (H)