Cb Board Schematic Diagram - Sony KP-51WS510 Service Manual

CB BOARD SCHEMATIC DIAGRAM

1 | 2 | 3
TO F.BLOCK
F GND
A
B CRT DRIVE 1
TO F.BLOCK
12
I.C
CN7305
11
0P
G1
:ONE TOUCH
— 10
9
G2 8
G2 1
G1
R7304
CN7304
C7305
560k
7P 0.001
R7301 1/2W
WHT 2kV
10
B
B
:S-MICRO :FPRD
B TO D:CN8022
+200V SG7301
1
R7312
NC R7307
2 680k
100 1/2W :RC
1/2W
GND 3
C7309
NC 4
0.0047
NC F
— 5
C7304
HEATER(+) 6
0.0047
F
HEATER(-) 7
CN7303
7P
C
BLK
:S-MICRO
TDA6120Q/N2/S1
TO CG:CN7203
1
+200V
1
NC 2
R7311
1.0k
GND 3 1 2 3 4 5
1/16W
—
NC :RN-CP
4
C7303
NC 5 22p
CH:1608
HEATER(+) 6
R7306
1.5k R7313
HEATER(-) 7
1/16W 560
:RN-CP 1/16W
D7301
:CHIP
D
C7302 MA111
R7308
22p
100
CH:1608
1/16W
:CHIP
L7302
C7308
22
:LAV35
250V
—
R7314
C7313
CN7302 L7301 330
0.1
6P 1/16W
25V
:LB2016
BLK :RN-CP
F:1608
:S-MICRO
TO A:CN702 R7302 C7306 C7310
1.2k 2200 0.1
25V
BS 1/16W 16V
E 1
F:1608 C7311
:CHIP
0.1
GND
2 25V
F:1608
C7312
B 3
100
16V
IK
4
OFFSET
5
— +12V 6
R7315
820
R7303
1/16W
C7301 220
:RN-CP
0.01 1/16W
25V :CHIP
B:1608 B
F
R7310
5.6k
1/16W
:RN-CP
R7305
R7309 22
0 1/16W
:1608
— :CHIP
R7319
2.2k
C7307
Q7301 1/16W
0.1 R7317
:CHIP
25V 1.5k 2SB709A
F:1608 1/16W
PEAK
:RN-CP
G
Q7302
C7314
2SB709A
0.1
R7316
25V 1.1k BUFFER
F:1608 1/16W
:RN-CP
—
CB BOARD WAVEFORMS
1 2
1.9 Vp-p (H) 94.0 Vp-p (H)
| 4 | 5 | 6 |
CN7309
G1
4
G1
5
R7330
6 1k
H SG7303
1/2W
7
DSP-301N
H
K
CN7308
0P
:FASTON
SG7302
DSP-501N
CRT_GND
TP7301
KB
TERMINAL
CRT_GND
L7303
R7328
4.7k :LAV35
CN7307
0P
:FASTON
IC7301
VIDEO OUT
2
R7326
220
1/2W
6 7 8 9 10 11 12 13
R7329
100
C7315 R7322 1/2W
4700p 22k
500V 3W
E :RS
D7303 D7304
1SS83TD 1SS83TD
PROT PROT
C7320
0.01
+12V
50V
D7302
MA111
R7321
180k
Q7304
1/16W
2SK3018
:RN-CP
IK BUFFER
R7318 R7320
3.3k 330k
R7325
1/16W 1/16W
S
1.5k
:RN-CP :RN-CP
1/16W
:CHIP
R7323
3.3k
C7317
1/16W
2200p
:CHIP
B:1608
Q7303
2SD601A
BUFFER
A-1302-811-A<RA6>CB
CB BOARD IC VOLTAGE LIST
IC7301
PIN VOLT
1 2.1
2 2.9
3 1.6
4 2.9
5 2.5
6 12.0
7 7.3
CB
7 |
[B CRT DRIVE]
COMPONENT SIDE
CB
[B CRT DRIVE]
CONDUCTOR SIDE
CB BOARD TRANSISTOR LIST
B C
PIN VOLT
Q7301 3.9 GND
8 GND
Q7302 1.7 GND
9 N/C
Q7303 2.4 12.0
10 200.0
11 N/C
G D
12 161.8
Q7304 7.3 12.0
13 144.5
All voltages are in V.
All voltages are in V.
— 48 —
1 2
A
B
C
D
1 2
A
B
C
E
3.0
2.4
D
2.9
S
6.0
KP-51WS510/57WS510/65WS510
3 4
3 4