Schematic Diagrams Of Cb And Cg Boards - Sony KP-48PS2 Service Manual

(13) Schematic Diagrams of CB and CG Board
1 2 3
A
B
CB
TO FOCUS PACK
(B CRT DRIVE)
C
GND
CN7304
1P
ONE-TOUCH
G2 1
R7302
560k
1/2W
H(+) 1
R7321
H(-) 2 33k
1/2W
NC 3
D
C7303
GND 4
330p
D7311
2kV
NC 5
MTZJ-13 NL7303 B
BIAS
+200V 6
D7312
NC 7 MTZJ-13
BIAS
C7302
BS 8
R7301 330p
100 2kV
RS
9
1/2W B
CN7303
9P
WHT
:S-MICRO
TO D(2/4)BOARD
CN5006
E
IC7301
TDA6111Q/N4
VIDEO OUT
D7302
H(+) 1
MTZJ-13
TP7304
H(-) 2 BIAS
GND
NC
3
GND
4 TP7302
L7301
470µH
NC
5
:LAV35
+200V 6
F C7307
NC 7
10
250V
NC 8
RS 9
CN7302
9P
RED
:S-MICRO
L7304
47µH
TO CG BOARD
:LAV35
CN7203
R7304
C7304
0
2200
:CHIP
16V
MUTE
1
G
+12V 2
IK 3
GND 4
R7323
B OUT 5
100 R7336
:CHIP 3.9 1.5k Q7301
GND 6
:CHIP
2SA1037AK
3.2
BUFF
CN7301
6P
R7324
WHT 0
B MTZJ-13B
:S-MICRO 1 :CHIP 0
TO CG BOARD
CN7202
R7326
R7318 3.2
8.2k
H 4.1
0
:RN-CP
:CHIP
Q7302
2SA1037AK C7314
R7327
PEAK 10
4.7k
:RN-CP C7315
1
I
J
4 5 6
G1 G2 G4
4 10 1,2
V903
PICTURE
6
H
7
G3 G5
K 8
TO FOCUS PACK
FV
FGND J7301
1
13
SG7303
G1
12 4
R7320
100
G1
11 5 1/2W
G1
10 6
H2
9 7
G2 8
H1
R7306
G1 KB
1k
TP7303 1/2W
3
KB
CN7307
:FASTON
B
NL7301 NL7302 NL7304
NL7305
R7308
680k
1/2W
L7303
R7314
4.7µH
3.9k :LAV35
R7317
330
1/2W
B
1 2 3 4 5 6 7 8 9
D7305
1SS83TD
PROT.1
2
D7304
1SS83TD
PROT.2
C7312
4700p
500V
C7311
E
0.01
500V
E R7335 D7306
R7315
1k
0 1SS83TD
:FPRD :CHIP
PROT.3
C7305
0.1
C7318
25V
1
F:CHIP
250V
R7312
C7308
2.4k
47
R7316
:RN-CP
100k
3W
D7303 :RS Q7303
D7307
1SS83TD 2SC5510
3.8
1SS355
PROT.4 MUTE
R7311
R7307 4.5
12k
6.2k
R7313
:RN-CP :RN-CP R7332
220
22k
:CHIP
3.8 :CHIP
C7309
D7309
C7313
2p
1SS355
8p
CK:CHIP
R7319
CH:CHIP
R7309
2.4k
2.7k
:RN-CP
:RN-CP
R7322
R7310
1k
0
:RN-CP
D7308 :CHIP
R7331
R7328
1.8k Q7306
10k 11.6
Q7305 :CHIP 2SA1037AK
:CHIP
2SC2412K MUTE DRV.
VOLTAGE DET.
11.1
11.1
R7329 R7330
56k 22k
11.7
:CHIP :CHIP
B-SS624.<AEP>-CB.-05
7 8 9
HV BLOCK
TUBE
(B)
CG
TO FOCUS PACK
CN7205
1P (G CRT DRIVE)
ONE-TOUCH
G2 1
CN7204
9P RED :S-MICRO
TO CR BOARD
CN7103
H(+) 1
H(-) 2
NC 3
GND 4
NC
5
+200V
6
NC
7
NC 8
RS 9
CN7203
9P RED :S-MICRO
TO CB BOARD
CN7302
H(+) 1
H(-) 2
NC 3
GND
4
NC
5
+200V
6
NC 7
NC 8
RS 9
MUTE 1 +12V
+12V 2
IK 3
GND 4
B OUT
5
GND
6
CN7202
6P WHT :S-MICRO
TO CB BOARD
CN7301 B
MUTE 1
+12V 2
IK 3
GND 4
B OUT 5
GND
6
G OUT
7
CN7201
7P
WHT
:S-MICRO
TO CR BOARD
CN7102
– 53 –
10 11 12
TO FOCUS PACK
FV
FGND J7201
1
R7201 13
560k SG7203
1/2W G1
12 4
GND
G1
11 5
G1
10 6
H2
9 7 R7218
G2 8
1k
H1
1/2W
G1 KG TP7203
KG
R7205
33k
1/2W
3
C7202
330p
2kV G
B
R7204 NL7201 NL7203
NL7204 NL7205
100
C7207
1/2W
330p R7209
2kV 680k
NL7202 B 1/2W
L7203
R7211
3.9k 4.7µH
:LAV35
IC7201
TDA6111Q/N4
+200V
VIDEO OUT
1 2 3 4 5 6 7 8 9
D7202
MTZJ-13
TP7202
BIAS C7209
L7201 D7204
0.01
470µH 1SS83TD
500V
:LAV35 C7205
E PROT.1
2
0.1
R7229
25V
1k
F:CHIP
:FPRD
TP7205
GND
C7204
10 C7216
1
250V
250V
C7208
47
C7211 R7213
4700p 100k
G
500V 3W
E :RS
C7203
2200
16V R7210
13.8
C7206 2.2k
0.1
:RN-CP
R7202 L7204
25V
0 47µH
F:CHIP
:CHIP :LAV35
3.8
D7203
R7206 R7207
1SS83TD
R7235 6.2k 12k
1.5k :RN-CP :RN-CP PROT.4
:CHIP C7213
2p
R7203
R7208 CK:CHIP CH:CHIP
D7208 470k
1 4.1 220
1SS355 :RN-CP
G :CHIP
Q7201
R7217
2SA1037AK 0
BUFF :CHIP
R7220 G
3.4
100
0
:CHIP
R7212
2k
R7223 R7219
R7222
:RN-CP
6.8k 0
0
:RN-CP :CHIP
:CHIP 3.4
5.3
Q7202
2SA1037AK
R7224 C7214
PEAK
5.1k 10
:RN-CP
B-SS624.<AEP>-CG.-05
KP-48PS2/61PS2
RM-903
13 14
G1 G2 G4
4 10 1,2
V902
6 PICTURE
H TO HV BLOCK
TUBE
7
(G)
G3 G5
K 8
R7226
100
1/2W
CN7208
:FASTON
R7216
330
1/2W
1 GS
2 NC
3 GND
CN7210
3P
WHT
:S-MICRO
TO D(1/4)BOARD
CN5401
G
D7205
1SS83TD
PROT.2
D7206
1SS83TD
PROT.3
R7214
0
:CHIP
Q7203
2SC5510
MUTE
4.5
C7212
7p
R7215 R7225
1k 22k
:RN-CP :CHIP