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Cb Board Schematic Diagram - Sony KP-46WT500 Service Manual

Color rear video projector.
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CB BOARD SCHEMATIC DIAGRAM

1
|
2
|
3
A
B CRT DRIVE
TO F.BLOCK
I.C
CN7305
0P
G1
:ONE TOUCH
G2
1
B
R7304
CN7304
C7305
560k
7P
0.001
R7301
1/2W
WHT
2kV
10
B
:S-MICRO
:FPRD
TO D:CN8022
+200V
1
R7312
NC
R7307
2
680k
100
1/2W
:RC
1/2W
GND
3
NC
4
C7309
0.0047
NC
F
5
C
C7304
HEATER(+)
6
0.0047
HEATER(-)
F
7
CN7303
7P
BLK
:S-MICRO
TO CG:CN7203
1
+200V
+200V
1
NC
2
R7311
D
GND
1.0k
3
1
2
3
1/16W
:RN-CP
NC
4
C7303
NC
5
22p
CH:1608
HEATER(+)
6
R7306
2.0k
R7313
HEATER(-)
7
1/16W
:RN-CP
1/16W
D7301
:CHIP
MA111
C7302
R7308
22p
100
CH:1608
1/16W
:CHIP
E
L7302
C7308
22
:LAV35
250V
CN7302
L7301
6P
:LB2016
:RN-CP
BLK
:S-MICRO
TO A:CN702
R7302
C7306
1.2k
2200
1/16W
16V
BS
1
F:1608
:CHIP
GND
2
F
B
3
IK
4
OFFSET
5
+12V
6
R7303
C7301
220
:RN-CP
0.01
1/16W
25V
:CHIP
B:1608
B
G
R7310
5.6k
1/16W
:RN-CP
R7309
0
:1608
C7307
Q7301
0.1
R7317
25V
1.5k
2SB709A
F:1608
1/16W
PEAK
H
:RN-CP
Q7302
C7314
2SB709A
0.1
R7316
25V
BUFFER
1.1k
F:1608
1/16W
:RN-CP
I
J
|
4
|
5
|
6
|
TO F.BLOCK
CN7309
F GND
1
G1
12
4
G1
11
5
R7324
10
6
1k
H
SG7303
1/2W
9
7
G2
8
DSP-301N
H
G1
K
C7316
0.0047
F
B
CN7308
0P
SG7301
:FASTON
SG7302
DSP-501N
CRT_GND
TP7301
KB
TERMINAL
CRT_GND
L7303
R7328
4.7k
:LAV35
CN7307
0P
:FASTON
IC7301
TDA6120Q/N2/S1
VIDEO OUT
2
R7326
220
1/2W
4
5
6
7
8
9
10
11
12
13
R7329
100
C7315
R7322
1/2W
4700p
22k
500V
3W
560
E
:RS
D7303
D7304
1SS83TD
1SS83TD
PROT
PROT
R7314
C7313
330
0.1
1/16W
+12V
25V
F:1608
D7302
C7310
MA111
0.1
25V
C7311
Q7304
0.1
R7321
25V
2SK3018
240k
C7312
F:1608
IK BUFFER
1/16W
100
:RN-CP
16V
R7318
R7320
3.3k
240k
R7325
1/16W
1/16W
S
R7315
:RN-CP
:RN-CP
1.5k
820
1/16W
:CHIP
1/16W
R7323
4.7k
C7317
1/16W
2200p
:CHIP
B:1608
R7305
22
1/16W
:CHIP
R7319
Q7303
2.2k
2SD601A
1/16W
BUFFER
:CHIP
9-965-935-01<RA6>CB
7
|
8
|
9
|
10
CB BOARD WAVEFORMS
1
2
1.9 Vp-p (H)
94.0 Vp-p (H)
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— 57 —
CB
[B CRT DRIVE]
COMPONENT SIDE
|
11
|
12
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13
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CONDUCTOR SIDE
KP-46WT500
14
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15
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