Sony BKM-21D Maintenance Manual page 83

5V-2
L107
100µH
:EL0606 +5V
C456
R485
47
1k
6.3V
:CHIP
:HT-CP
R486
1k
IC324
:RN-CP
TL431CPSR
REFERENCE VOLTAGE
R487 C480
100 0.1
:RN-CP 25V
F:CHIP
2.5 2.5
C450
47 R489
6.3V 3.9k
:HT-CP :RN-CP
CLK
AGND
C454
0.1
25V
Y DATA DGND
F:CHIP
(P9) YD
R478
PB DATA 3.3k
:RN-CP
(P9) BD
PR DATA
25 26 27 28 29 30 31 32 33 34 35 36
(P9) RD
YD3
24
B3 VREF
YD2
23 B2 VG
YD1
22 B1 AVDD
YD0
21 B0 AVDD
BD9
IC370
20 G9 AVDD
CXD2309Q-T6
BD8
19 G8 3CH RO
BD7
D/A CONVERTOR
18 G7 AVSS
BD6
17
G6 GO
BD5
16 G5 AVSS
BD4
15 G4 BO
BD3
14 G3 AVSS
BD2
13 G2 DVDD
12 11 10 9 8 7 6 5 4 3 2 1
F:CHIP
BKM-21D
A B
Q701
2SC2412K
BUFFER
Y
1.3
R758
100
:CHIP
(P9)
AGND
C451
0.1
Q705
25V
F:CHIP 2SC2412K
BUFFER +5V
Q728
2SC2412K
0.9
BUFFER
37
2.0 R-Y
38 0.3 0.3
2.6
39
C452
R759
0.1 R477 R495
100
40 25V 200 2.2k Q718
:CHIP
F:CHIP :RN-CP :CHIP
2SC2412K
41
BUFFER
0.9
42
0.9
43 0.3
R475
44
200
0.9 :RN-CP
R496
45 R497
2.2k
2.2k
:CHIP
46
:CHIP
0.8
R476
47
200
1.3
:RN-CP
48 0.8
5V
Q713
C455 2SA1037AK
C453
47 C458
0.1 BUFFER
6.3V 0.1
25V
:HT-CP 25V
F:CHIP
C457 -5V
47
DGND AGND
6.3V
:HT-CP -5V-2
Q709
2SC2412K
BUFFER
B-Y
0.3
R722
100
:CHIP
C
BD (10/11) BD (10/11)
INT SIGNAL
(P11)
+5V
C675
0.1
25V
F:CHIP
R672 R674
Y-LPF
6.2k 2.2k
:RN-CP :CHIP
Q702
2SC2412K
FL701
R673
Y/LPF BUFFER
2.2k
Q712
:RN-CP
0.3 2SA1462- 0.3
LPF T1Y33Y34
R701 Y AMP C750
0.6 R703
330 10p
100
:RN-CP :CHIP CH:CHIP
R700
-0.3 -0.3 0.3
R670
820
100
:CHIP R702
-4.2
330 :CHIP
:RN-CP Q737
R364 C359
2SC3545
18k 68p
:RN-CP CH:CHIP R671 Y AMP
R675
R704 1k
1.5k
2.2k :CHIP
:RN-CP
:CHIP
C676
0.1
25V
F:CHIP
-5V
+5V
C684
R757
0.1
3.3k 25V R677 R680
:CHIP F:CHIP 5.1k 2.2k
:RN-CP :CHIP
PR-LPF
R676
100
Q707
:CHIP
2SA1037AK46
FL704 BUFFER R679
PR/LPF 2.2k
0.4
:RN-CP
-0.3 -0.1 1.1
LPF
R754 R756
330 100
C751
:RN-CP :CHIP
27p
0.4 CH:CHIP 0.8
R755
-4.2
R753 330
820 :RN-CP
:CHIP
R678 R681
1.2k 1k
:CHIP :CHIP
C685
0.1
25V
F:CHIP
-5V Q730 Q731
2SA1462-T1Y33Y34 2SC3545-T1T43T44
PR AMP PR AMP
+5V
C710
R721 R736
0.1
3.3k 5.1k
25V
:CHIP :RN-CP
F:CHIP
PB-LPF R739
2.2k
0.4
Q764 :CHIP
2SA1037AK
FL703 R738
BUFFER
PB/LPF 2.2k
:RN-CP
-0.3 -0.1 1.1
LPF
R718 R720
R717
330 100
1k 0.4 C702
:RN-CP :CHIP
:CHIP 27p
CH:CHIP 0.8
R734
R719 100 -4.2 -4.2
330 :CHIP
:RN-CP
R737 R741
1.2k 1k
:CHIP :CHIP
C711
0.1
25V
F:CHIP
-5V
Q719 Q720
2SA1462-T1Y33Y34 2SC3545-T1T43T44
PB AMP PB AMP
8-13 8-13
D E
Q704
DTA144EKA-T146
INTSIGWAI SW
5V-2
C772
100
6.3V
:HT-CP
0
4.9
R713
Q760
4.7k DTC144EKA-T146
2SA1037AK :CHIP Q739
1.4 2SC2412K
Y SW
Y BUFFER
1.4
PAL-D
(P9,11)
0.8
Q761
0.8
2SC2412K
Y BUFFER
0.3
INT PY (P1)
0.1
R712
100
R714 R715
:CHIP
C773
Q738 100k 22k
100
:CHIP :CHIP
2SA1037AK
6.3V
Y SW :HT-CP
C771
100
-5V-2 6.3V
:HT-CP
R683
4.7k
Q708
:CHIP
2SC2412K
0.4
BUFFER
Q762
1.9 1.9
2SC2412K
Q732 -0.2
PR BUFFER
2SA1037AK
PR SW
R797
1.4 2.7k
:CHIP
R682 1.3
100
Q763
:CHIP
0.8
2SC2412K
PR BUFFER
Q740
0.6
2SA1037AK
PR SW
R684 R685 C58
100k 4.7k 0.01
:CHIP :CHIP F:CHIP
C674
0.1
Q711
25V
0.6 2SC2412K
F:CHIP
R742
BUFFER
4.7k
:CHIP
Q723
2.0 0
2SC2412K
Q722 PB BUFFER
2SA1037AK
R798
PB SW
2.7k
:CHIP
1.3
R740
1.4 Q724
100
:CHIP 2SC2412K
0.8
PB BUFFER
0.6
Q721
2SA1037AK
R743 R744
PB SW
100k 4.7k C40
:CHIP :CHIP 0.01
F:CHIP
F G
1
5V
R825
10k
:CHIP
Q803
4.8
PAL-D (P9)
INVERTER
0.1
2
5V-2
C57
0.01
F:CHIP
VIDEO-PR (P9)
C701
0.01
F:CHIP
5 6 7 8
IC703
TC4W53FU(TE12R)
PR SW
3
4 3 2 1
APCPR (P7)
-5V-2
CODED PR (P1)
CODED PB (P1)
5V-2
VIDEO-PB (P9)
C41
0.01
F:CHIP
5 6 7 8
IC704
4
TC4W53FU(TE12R)
PB SW
4 3 2 1
APCPB (P7)
-5V-2
BD
(10/11)
(D/A CONV.)
B-SS9520-WORLD-BD-P10
5
H