Cb Board Schematic Diagram - Sony KP-46WT520 Service Manual

CB BOARD SCHEMATIC DIAGRAM

1 | 2 | 3
CN9305
4P
:VH
A
G2_MUTE
1
NC 2
NC 3 +15V
R5576 R5580
GND 10k 10k
4
FB5206 1/10W 1/10W
1.1UH :CHIP :CHIP
—
TO_F.BLOCK
D5520
PDZ11B-115
C5550
0.001 R5574
B:CHIP 10k
TO F.BLOCK 1/10W
R5577 :CHIP
B
10k
1/10W
Q5523
CN9308 :CHIP
MSD601RT1
R5578
1P
GS-STOP
2.2k
:ONE TOUCH
1/10W
:CHIP
G2 1
R9304
SG9303
—
560k
1/2W
+210V 1
R9335 NL9301
NC 2
10 JW5MM
1/4W
TO D:CN5003 GND
3
:FPRD
NC
4
CN9301
C
8P
NC 5
WHT
:S-MICRO HEATER(+) 6
HEATER(-)
7
C9317
JW(5)
8
+15V
680k
—
D +200V
1
R9307
1.5k
NC 2
1/16W
:RN-CP
GND 3
NC
4
R9309
NC 1.2k C9304
5
1/16W 27p
— HEATER(+) 6 :RN-CP CH:1608
HEATER(-) C9305
7
12p
50V
CN9302
CH:1608
7P
WHT R9308
470 1/16W
:S-MICRO
E TO CG:CN9202
C9314
L9301
0.01
+200V
25V
:LAV35
B:1608
Q9309
R9334 2SA1226
1.2k
BUFF
1/10W
:CHIP
— CN9303
4P
WHT L9303 R9350
:S-MICRO
:LAV35 1/16W
A BOARD :RN-CP
CN13
B 1
F R9302
R9301
100 0
GND 2
1/10W 1/16W
:RN-CP
P_MUTE :CHIP
3
OFFSET
4
CN9309
4P WHT :S-MICRO
— Q9301
TO CG:CN9204
MSB709-RT1
R9314
PEAK
4.3k
+12V 1
1/16W
:RN-CP
IK 2
C9310
GND
3
0.1
25V
SABL 4
G F:1608
R9315
3.3k
1/16W
R9355 :RN-CP
100
1/10W
:CHIP
R9356
100
—
1/10W
:CHIP
R9352
0 R9349
1/10W 100
:CHIP 1/10W
:CHIP
R9340
D9305
H
MM3Z12VST1
1/10W
R9347 :CHIP
1k
Q9311
1/10W
MSD601-RST1
:CHIP
—
KP-46WT520/51WS520/57WS520
| 4 | 5 | 6
R5575
470k
1/2W
Q5520
2SC4634LS-YB11
G2-STOP
TO F.BLOCK
J9301
F GND
1 CN9310
1P
G1 :FASTON
12 4
I.C
CHASSIS_GND
G1
11 5
R9323
G1
10 6 1k
NL9302 CN9304
H
1/2W
9 7 80V
G2 8 1P
H
G1 :FASTON
K FB9301
C9316 1.1UH
CHASSIS_GND
0.0022
50V
F
B
C9301 NL9303
0.001
2kV
SG9302
B
TP9301
C9302 KB
0.0022 SG9301
DSP-501N L9302
50V
F
:LAV35
R9303 R9319
1/2W 4.7k
IC9301
TDA6120Q/N2/S1
VIDEO OUT 2
1
R9325
220
1/2W
1 2 3 4 5 6 7 8 9 10 11 12 13
R9339
100
C9312 R9320 1/2W
4700p 33k
R9306
500V 3W
220 E :RS
D9301
1/16W
MMDL914T1 :RN-CP
:RN-CP
D9309
C9303 1SS244-T77
D9302
22
PROT
1SS244-T77
250V
PROT
R9333
2k
1/16W
R9351 C9318
:RN-CP
2.2k 0.1
1/16W +12V
25V
:RN-CP
F:1608
C9307 C9306
2.2k
470 0.1
16V 25V
Q9302
C9309
F:1608
2SK2036(TE85L)
0.1
25V R9327
BUFF
B F:1608 180k
C9311
1/16W
100
R9332
16V :RN-CP
1.5k
R9316
R9317 1/10W
1.8k
4.7k S :CHIP
R9328
1/16W
R9313 1/16W
330k
:RN-CP
18k :RN-CP
1/16W
1/16W R9330
:RN-CP
:RN-CP
3.3k
C9315
Q9304 1/10W
2200p
:CHIP
MSD601-RST1 50V
PEAK B:1608
R9318 2.2k 1/10W :CHIP
Q9305
MSB709-RT1
PEAK
C9313
D9303
0.1
25V MMDL914T1
F:1608 PROT
R9348
R9345
R9346
1k
4.7k
10k
C9320 1/10W
1/10W R9342
1/10W
0.47 :CHIP
:CHIP 12k :CHIP
10V
1/10W
B:1608
:CHIP
R9344
Q9307
Q9306
100k R9343
MSB709-RT1 B CRT DRIVE
MSB709-RT1 1/10W 8.2k
10k :CHIP
1/10W
:CHIP
9-965-968-01<AX1>CB
| 7 | 8 |
CB BOARD WAVEFORMS
1
2
85.7 Vp-p (H)
2.0Vp-p (H)
CB BOARD IC
VOLTAGE LIST
IC9301
PIN VOLT PIN VOLT
1 2.1 8 GND
2 2.9 9 N/C
3 1.6 10 200.0
4 2.9 11 N/C
5 2.5 12 161.8
6 12.0 13 144.5
7 7.3
All voltages are in V.
CB BOARD TRANSISTOR VOLTAGE LIST
B C E
Q5520 0.0 566.0 GND
Q5523
0.0 1.9 GND
Q9301
1.7 GND 2.3
Q9304
2.3 12.0 6.3
Q9305 1.7 GND 2.3
Q9306 7.3 7.7 7.8
Q9307
7.7 11.7 7.0
Q9309
2.3 GND 2.9
Q9311 0.0 12.1 7.6
G D S
Q9302 7.3 12.0 6.0
All voltages are in V.
KP-46WT520/51WS520/57WS520
70