Sony STR-KS1200 Service Manual page 27

Q Q
3 7 6 3 1 5 1 5 0
5-17. SCHEMATIC DIAGRAM - MAIN Board (10/10) -
1 2
MAIN BOARD (10/10)
A
19
B
41
20
C
R3057
100
21
C3024
0.1
C3025
0.1
D
30
MAIN
BOARD
E
T E
L 1 3 9 4 2 2 9 6 5 1 3
(9/10)
(Page 26)
22
F
23
G
24
H
25
26
27
28
29
30
I 31
w w w
STR-KS1200
• See page 32 for Waveforms.
3 4 5 6
C3023
C3022
0.1 0.1
26
IC B/D
12 11 10 9 8 7 6 5 4 3 2 1
1.6
13 XOVSS XFSOIN 48
1.6 3.3
14 XFSOOUT XVDD 47
3.3 3.3
15 XOVDD HPVDDL 46
1.8
IC3020
16 45
DVDD HPOUTL1
17 44
DVSS HPVSSL
STREAM PROCESSOR
3.3
18 43
NSPMUTE HPOUTL2
IC3020
0 3.3
CXD9876R
19 42
SOFTMUTE HPVDDR
3.3
20 41
PGMUTE HPOUTR1
0
21 40
SCDT HPVSSR
3.5
FSOI
22 SCSHIFT SCLATCH HPOUTR2 39
3.5 1.7
FSOCKO
23 OVF FLAGR 38
3.5
24 37
25 26 27 28 29 30 31 32 33 34 35 36
R3022
470
C3026 C3027
0.1 0.1
R3026
330
x a o
y
. i
http://www.xiaoyu163.com
• See page 40 for IC Block Diagrams.
7 8 9
C3021
47
16V
25
12
13
XOVSS
R3055 100
C3030 1.6
0.1 14
XFSOOUT
C3014 0.1
3.3
C3029
15
XOVDD
0.1
C3015 0.1 1.8
16
DVDD
17
DVSS
3.3
18
NSPMUTE
C3028 0
19
0.1 SOFTMUTE
3.3
20
PGMUTE
0
21
SCDT
3.5
22
SCSHIFT
3.5
23
3.3
24
Q Q
R3011 25 26 27 28 29 30 31 32 33 34 35 36
3 7 6
470
R3012
470
u 1 6 3
.
27 27
2 4
8 9 9
10 11 12
R3251 100
100
R3252
R3201 100
R3202 100
R3151 100
100
R3152
R3101 100
R3102 100
C3011
C3013 C3012
47
0.1
0.1
16V
C3020
0.1
IC B/D
11 10 9 8 7 6 5 4 3 2 1
23
R3054
22
1.6
XFSOIN 48
3.3 C3019
XVDD 47
0.1
3.3
HPVDDL 46
HPOUTL1 45
IC3010
HPVSSL 44
C3018
STREAM PROCESSOR
HPOUTL2 43
0.1
3.3
HPVDDR 42
IC3010
CXD9876R
HPOUTR1 41
HPVSSR 40
SCLATCH FSOI
HPOUTR2 39
1.7
OVF FLAGR FSOCKO
38
1.7
37
3 1 5 1 5 0 8 9 2
L3053
24
10uH
FB3051
0
R3013
10k
C3017
C3016
0.1 0.1
R3017
330
m
c o
STR-KS1200
2
8 9 9
13 14 15
32
33
34
29
35
36
MAIN
37
BOARD
(8/10)
38
(Page 25)
39
42
C3058
C3060
L3054
10p 5p
1uH
C3059
1000p
X3051
R3053
49.1MHz
100
R3052
1M
IC3051
TC7SHU04FU(T5RSOJF)
1.7 OUT GND
4 3
1.7
IN
2
3.3
NC
VCC
5 1
IC3051
C3057
0.01
CLOCK BUFFER
C3056 220 10V
C3054 100 16V
4 9 8 2 9 9
C3055
0.01
IC3050
IC B/D
+1.8V REGULATOR
IC3050
TK11118CSCL-G
C3053
1000p
1.8 1.3
4 VOUT NP 3
GND 2
3.3 3.3
5 VIN CONT 1
C3052
1
L3051
MAIN
23
10uH
+3.3V BOARD
(4/10)
(Page 21)