Cb Board Schematic Diagram - Sony KP-53V100 Service Manual

CB BOARD SCHEMATIC DIAGRAM

1 |
A
—
B
—
C
CN763
—
TO FOCUS PACK
G2
CN764
:FASTON
TO CRT-GND
D
CN765
:FASTON
TO CRT-GND
—
E
—
CN761
5P
WHT
:S-MICRO
F
TO CG:CN733
IKB
E
9V
E
—
B
G
—
CB BOARD WAVEFORM
1
136Vp-p (H)
2 | 3
TO FOCUS PACK
F GND
CN766
1
B DRIVE
G1
12 4
I.C
G1
11 5
G1
10 6
H
9 7
G2
8
H
G1
K
R762
560k
1/2W
B
1
C762
SG761 SG762
1000p
2kV
B
TP761
R761
K
100
1/2W
:RC
+200V
R764 R766
8.2k 8.2k
3W 3W
:RS :RS
1SS133
L761
C765
:LAV35 47p
D763
D764
1SS133
1SS133
138.4
PROT
PROT
D761
1SS133
PROT
Q762
C763
470p 2SC3271F-N
+9V
B
BLUE AMP
1
2
C761
8.4
47
3
25V
4
5
2.3
1.7
R763
Q761
100
2SC3311A
AMP C764
330p
B
R767
R765
10
100
BLUE STRETCH
| 4 |
V901
PICTURE
TUBE
R777 NL761 R779
1k 100
1/2W 1/2W
R783
0UH
C767 R776
330p
680k
2kV
1/2W
:B
R773
1
1k
1/2W
L762
C769
C770
0.0047
22
500V
250V
E
D762
PROT
R775
4.7k
134.5
B
Q764
2SA1091
SW
1.0
R778
2.2M
R768 R772
1.2k 33k
D765
1SS133
R770
SW
82 1.4
1.4
C768
R771
10
5.6k
Q763
2SA1309A
9-965-942-01<RA3B> CB
— 51 —
5 |
TO HV BLOCK
CN762
9P
WHT
:S-MICRO
TO CG:CN736
B/S
9
NC
8
H(+)
7
H(-)
6
NC
5
NC
4
200V
3
NC
2
E
1
KP-53V100