Sony RA-3B Service Manual page 41

A BOARD SCHEMATIC DIAGRAM (2 OF 3)
1 | 2 | 3 | 4 | 5 | 6
A
— D FOCUS
C810
0.1 C811
25V 47 FB805
D+5V
F:1608 25V BLM21A102SPT
C813
C821
47
47
B 25V
25V
C820
C812 0.1
0.1
25V
25V F:1608
F:1608
—
R859
22k
:CHIP
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
C
C825
0.1
25V
61 TEST6 DAVSS 40 F:1608
62 TEST7 DAVDD 39
R878
1.2
63 TEST8 DAOUT 38 1k :CHIP
C824
3.2
64 TEST9 DAREF 37 0.1 16V
— R877
3.1
27k :RN-CP
65 TEST10 R2 36
1.2 R876
4.7k
66 TEST11 R1 35
2.0
67 TEST12 VCOIN 34
IC803
68 TEST13 CM0006CF PLLVSS 33
2.8
DIGITAL-REGI R864
69 TEST14 PDOUT 32 6.2k
D
:RN-CP F:1608
70 TEST15 PLLVDD 31
8C h 2.4 R875 0 :CHIP
71 TEST16 TEST5 30
2.2
R879 0 :CHIP
TO (1/3) 72 TEST17 TEST4 29
R874 100 :CHIP
2.4
73 TEST18 BCLK 28
R873 100 :CHIP
2.4
— 74 TEST19 WCLK 27
0.4 R872 100
75 TEST20 HBLK OUT 26
0
R871 100
76 TEST21 9 YSOUT 25
77 TEST22 YMOUT 24
0 R869 100 :CHIP
78 TEST23 BOUT 23
0 R868 100
E 79 TEST24 7 8 GOUT 22
0 R867 100
80 TEST25 ROUT 21
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
—
R854
100 R856
:CHIP 220
:CHIP
FB808
HM601
F
R829 R832
10k 10k
C807 :CHIP :CHIP
0.1 25V F:1608
C806
47 25V
—
R805 R808
4.7k 4.7k
:CHIP :CHIP
G
PSDA
SDA
R863 100 :CHIP
PSCL
SCL
R860
—
100 :CHIP
C822
8 7 6 5 F:1608
51 50 49 48 47 46 45 44
IC801
H
TC7W66FU(TE12R)
IIC SW
52 O VSHIFT
1 2 3 4
53 O HSHIFT
54
R843 100 :CHIP 0.1
55 O KUMUPRT
—
56 O AREG SW
57 O AREG RST CXP86324-PJED
0
PJED-CPU
58 O IIC SW
R840 100 :CHIP 4.8
59 O NVM STOP
60
I R839 100 :CHIP 4.8
61 O DREGI RST
R838 100 :CHIP 4.8
62 O DREGI MUTE
63 I HP
64
—
1 2 3 4 5 6 7 8
D+5V
J
—
R880
1k
:CHIP
D824
K
1SS355 PROT
B INT
REGI MUTE
—
SENSOR
L FB812
BLM21A102SPT
LEFT
C814 R814
C805
220p 680k
50V R806 0.1 :CHIP
470k
CH:1608 25V C808
:CHIP C802 F:1608
D816 0.0039 0.0039
50V
1SS355 D817 50V
— B:1608
PROT 1SS355 B:1608
PROT
FB811
BLM21A102SPT
UPPER 9V
TO (1/3) C815 D819
220p 1SS355
50V
PROT
M CH:1608 8 7 6 5
4 3 2 1
D818
1SS355
PROT
IC802
NJM4558M-TE2
REGI SNSR AMP
—
D820 1 2 3 4 5 6 7 8
FB810
1SS355
BLM21A102SPT -5V
PROT
1.6
LOWER
D821
C804
C818 1SS355
0.1 -0.01
220p 50V CH:1608 PROT 25V
FB809 C809
F:1608
BLM21A102SPT 0.0039
N 50V
RIGHT B:1608
C803
C819 R811 R813
220p 0.0039 330k 680k
50V
50V :CHIP :CHIP
CH:1608 B:1608
D822
D823
1SS355
1SS355
PROT
— PROT
C816
0.1
25V
O F:1608
9V
—
| 7 | 8 | 9 | 10 | 11 |
C850
47 25V
D+5V
R903
100
:CHIP R911
C852
100
:CHIP 47
25V
16 15 14 13 12 11 10 9
IC807
BV DAC
1 2 3 4 5 6 7 8
A+5V
A+5V
C851
C845 C848 0.1
C843 0.1 0.1 25V
47 25V 25V F:1608
25V F:1608 F:1608
C831 D+5V
47 FB807
D+5V FB806 C849
25V HM601 47 25V
HM601
C834
D+5V
0.0022
50V
B:1608
B:1608
R892
:CHIP 6.8k C858
C856
:RN-CP 47 0.1
25V 25V
C842 F:1608
0.1
2.2
C830 16V C863
0.1 C833 B:1608
47 FB804 15p 50V CH:1608
25V BLM21A102SPT
25V 0.6
C855
220p 50V B:1608
2.4
2.0
:CHIP
:CHIP
:CHIP
:CHIP
D+5V
D+5V IC808
TC74HC04AF(EL)
INV
0.6
4.3
0.1
4.8
4.3
0.6
C823
47
25V
R910 R913 R917
100
100 100
:CHIP :CHIP
0.1 :CHIP
25V
43 42 41 40 39 38 37 36 35 34 33
O R 32
11 I DPJE SVA0 31
I DPJE SVA1 30
I DPJE SVA2 29
R916 1k :CHIP
I DREG ACK 28
IC805 4.8
R915 1k :CHIP
I DREG BSY 27
R914 1k :CHIP
I DREG OVF 26
25
6 A h
24
I DSCAN 23
4.9
I 5060 22
R810
I WIDE 21 0
10
:CHIP
20
I FF
R912
1k
9 10 11 12 13 14 15 16 17 18 19
:CHIP
C862
0.1 16V B:1608
X801 IC811
12MHz
PST9143NL
AT-49
RESET
NC VCC
E R943
470
C832 E :CHIP
RST
22p C835
50V 22p C871
CH:1608 50V 4.7
CH:1608
C869
0.01 R942
25V
4.7k
A0 B:1608 :CHIP
VDD
4.8
A1 WP
0 R936
100 :CHIP
A2 SCLM
.
R935 100 :CHIP
E SDAM
R937
100 :CHIP
D808 IC810
UDZS-5.6B ST24E16FM6TR
PROT EEPROM
R0 AE h
R908
1k
:CHIP
R1
R907
1k
:CHIP
IC814
TC74HC32AF(EL)
OSD MIX
D807
UDZS-5.6B 0
PROT ED-R
0 0
R926
R925 1.5k
560 0
:CHIP 0
:CHIP
0 0
ED-G
0 0
0
0
R924 0
D806 1.5k
:CHIP
UDZS-5.6B
PROT
R2
R923
560
:CHIP R928
R906 2.2k
ED-B
1k :CHIP
:CHIP
0
0 Q811
2SD601A
R922 ATT
1k
:CHIP
0 Q812
2SD601A
0
ATT
R3
D805
R929
UDZS-5.6B
R905 1k
L816 1k PROT :CHIP
L829 :CHIP
:LAV35 -5V
:LAV35
12 | 13 | 14 | 15 | 16 | 17 |
TO (1/3)
R957
100
:CHIP
C888
47
25V
C894 :RN-CP
47
25V
R956
100
:CHIP
:RN-CP
-5V
IC809 16 15 14 13 12 11 10 9
TLC2932IPWR C866
0.1
16MHZ PLL
25V
A+5V
F:1608
IC817
DVDD AVDD
C870 RDAC
3.3 C926
0.01 47
SELECT RBIAS R939 25V
25V 220
2.0 B:1608
:RN-CP 1 2 3 4 5 6 7 8
VCO VCO
OUT IN R932
R938
2.7k
:RN-CP 220
FIN-A AGND :RN-CP FB801
D+5V
HM601
C865
FIN-B VCO C867
0.1 1
INHIBIT 16V C882
6.3V C878
PFD B:1608 B:1608 0.1
PFD 47
OUT INHIBIT 25V 25V
F:1608
R963
DGND NC
C893 :RN-CP
C887 0.1
47 25V
25V F:1608
:RN-CP
R897
1k
:CHIP
D+5V
IC812
TC74HC08AF(EL) C969 C892
R958
C868 INV 0.1 100 :CHIP C886 47
0.1 25V
47 25V 25V
25V F:1608
F:1608
D-GV
0.1 :RN-CP
D-GH
4.8 0.1 R955
R852 100 :CHIP
22k R898 1k :CHIP
4.8 4.8 0.1
:CHIP :RN-CP
2.4
0.1 C801 16 15 14 13 12 11 10 9
0.0012
50V
0.4 B:1608 2.3
4.8 IC816
4.5 4.9 GDAC
R896
1M 1 2 3 4 5 6 7 8
R893 :CHIP
10k
:CHIP
FB802
HM601
C881
C879
47 0.1
25V
25V
F:1608
R961
10k
:RN-CP
C891
C885 0.1
25V
47
25V F:1608
:RN-CP
C873 C884 C890
47
C864 0.1 C875 47
33p Q813 25V 25V 25V
47 D+5V
50V 2SD601A F:1608 25V
CH:1608
YS OR R954
100 :CHIP
0
R959
R941 R945 D-BV
3.3k 2.2k :RN-CP
C872 :CHIP :CHIP D-BH
0
33p RE-YS R953 100 :CHIP
50V Q806
CH:1608
2SD601A
YM OR
:RN-CP
16 15 14 13 12 11 10 9
R919 0
3.3k R920
:CHIP 2.2k
:CHIP 0
RE-YM
IC815
B DAC
1 2 3 4 5 6 7 8
FB803
D+5V
HM601
R965
C880
C877 10k R918
47 0.1 :RN-CP
25V
25V :RN-CP
F:1608 R960
10k
:RN-CP
C883
47
25V C889
0.1
25V
F:1608
:RN-CP
C970
0.1 C971
25V 47
D+5V
F:1608 25V
0
Q807
2SD601A D809
R OR 0 1SS355
RE-R
SLICE
PROT
C876
0.1
25V R870
10k
F:1608
Q814 :CHIP
2SD601A
4.8 REGI PROT R891
10k L802
Q808 0 :CHIP
R951 L804 L803
2SD601A L809
1.5k B OR
:LAV35
:CHIP :LAV35 R861 D810 TP SCL
10k 1SS355
0 R858 :CHIP
SLICE
10k
:CHIP
R950 R952
560
1k
:CHIP :CHIP 0 RE-B
0
Q809
RE-G
2SD601A 0
G OR
TO (1/3)
— 41 —
18 | 19 | 20 | 21 |
C956
R1001 L828 L835
560 0.0068
:RN-CP :FLR50 :EL0606 25V
B:1608
C938
R994 C909 C923
5p 0.001 0.0047
30k 50V
:RN-CP 50V 25V
CH:1608 CH:1608 B:1608
5V
R964 -0.5
10k
1.1 -0.5 C962
C968
0.1 47
1.1 -0.5 25V
25V
C910 F:1608
-0.5
R976 R983 5p
10k 50V
30k
:RN-CP CH:1608 RH
R1015
IC824 0
C917 C932 NJM2068V :CHIP 1
47 0.1 RH FILTER&BUFF
25V
25V
F:1608
LRCK/WDCK 13
R997 L827 L834
LPSEL/RSI 14
560
:RN-CP :FLR50 :EL0606
C908 C922 C955
R993 C937
30k 5p 0.001 0.0047 0.0068
:RN-CP 50V 25V 25V
50V
CH:1608 CH:1608 B:1608 B:1608
-0.1
10k
-0.1
1.1 C961 C967
0.1
-0.1 47
1.1 25V
C907 F:1608 25V
-0.1
R974 R982 5p
30k 50V
10k
:RN-CP CH:1608 RV
R1014
IC823
C931 0 4/8 fs SEL 1
NJM2068V :CHIP 2
C916 0.1
RV FILTER&BUFF
47 25V
25V F:1608
5V
D.GND
R996 L826 L833
560
:FLR50 :EL0606
:RN-CP
C906
5p C921 C936 C954
R991 0.0047
30k 50V 0.001 0.0068
:RN-CP CH:1608 25V 50V 25V
B:1608
CH:1608 B:1608
R962 -0.2
10k
1.1 -0.2
C960 C966
0.1 47
-0.2
1.1 25V 25V
F:1608
C905 -0.2
R972 5p
R981
10k 30k 50V
:RN-CP CH:1608 GH
IC822 R1013
C930 NJM2068V 0 3
C915 :CHIP
47 0.1 GH FILTER&BUFF
25V 25V
F:1608
L832
R1000 L825
560
:EL0606
:RN-CP :FLR50
R989 C904 C920 C935 C953
30k 5p 0.001 0.0047
0.0068
:RN-CP 50V 25V 50V 25V
CH:1608 CH:1608 B:1608
B:1608
0
0
1.1 C959 C965
0.1 47
1.1 0 25V 25V
C903 F:1608
0
R970 R980 5p
10k 50V
30k
:RN-CP CH:1608 GV
R1012
IC821 0
C914 C929 NJM2068V :CHIP 4
47 0.1 GV FILTER&BUFF
25V
25V
F:1608
L831
R999 L824
560
:FLR50 :EL0606
:RN-CP
C952
R987 C902 C919 C934
30k 5p 0.001 0.0047 0.0068
25V
:RN-CP 50V 25V 50V
CH:1608 CH:1608 B:1608 B:1608
0.1
10k
0.1
1.1 C958 C964
0.1
0.1 47
1.1 25V 25V
F:1608
R968 0.1
R979 C901
10k 30k 5p
BH
:RN-CP 50V
CH:1608
R1011
IC820 0
C913 C928 NJM2068V :CHIP 5
0.1 BH FILTER&BUFF
47
25V 25V
F:1608
R998 L823 L830
560
:RN-CP :FLR50 :EL0606
C933
R985 C900 C918 0.0047 C951
15k 5p 0.001 50V 0.0068
25V
:RN-CP 50V 25V B:1608
10k CH:1608 CH:1608 B:1608
0.1
1.1 0.1
C957 C963
0.1
0.1 47
1.1 25V 25V
0.1 F:1608
R966
R978 C899
10k 15k 5p
BV
:RN-CP 50V
CH:1608
IC819
R1010
NJM2068V 0
C912 C927 BV FILTER&BUFF :CHIP 6
0.1
47
25V 25V
F:1608
4 3 2 1
IC818
NJM4558M-TE2
CENT REF
5 6 7 8
C897 C898 R1003
0.1 33k
220 L843
25V 16V :RN-CP
F:1608
C911 :LAV35
0.0022 R1002
50V 15k
CH:1608 :RN-CP
L801
(PJED,REGI-CORRECTION)
9-965-907-01<RA3B> A P2
KP- 43T90 / 48V90 / 53V90 / 61V90
A (2/3) BOARD : IC807, 815, 816, 817
µPD6376GS-E2
DIGUTAL ANALOG
POWER SUPPLY POWER SUPPLY
SYSTEM SYSTEM
13 L.REF
MAIN DAC
11 L.OUT
SUB DAC
SI/LSI 15
SUB DAC
CLK 16
6 R.OUT
MAIN DAC
R.REF
2 9
3 4 5 12 7 8
NC D.V A.GND A.V
DD DD
A (2/3) BOARD WAVEFORMS
1 2 3 4
0.9Vp-p (V) 1.3Vp-p (V) 0.4Vp-p (V) 1.5Vp-p (V)
5 6 7 8
1.2Vp-p (V) 1.6Vp-p (V) 4.6Vp-p (H) 5Vp-p (V)
9 10 11
12MHz
4.6Vp-p (H) 4.3Vp-p (V) 430mVp-p (V)