Schematic Diagram -Main Section (4/5) - Sony HS-MB1 Service Manual

4-13. SCHEMATIC DIAGRAM – MAIN Section (4/5) –
1 2 3
MAIN BOARD (4/5)
A
B
C2949
100
16V
C2948
0.1
C
80 79 78 77 76 75 74 73 72 71 70 69
R2923 10k JL2939 0
81 SWOUT
ZONE_5-R JL2940 0
82 SBROUT
ZONE_5-L JL2941 0
83 SBLOUT
ZONE_6-R JL2942 0
84 SROUT
ZONE_6-L JL2943 0
85 SLOUT
R2924 10k JL2944 0
D 86 COUT
ZONE_4-R JL2945 0
87 ROUT
ZONE_4-L JL2946 0
88 LOUT
89 GND
0
90 LVIN
C2932 10 50V 0
91 LIGO
GND
92
0
93 RVIN
C2933 10 50V 0
94 RIGO
GND
95
0
E 96 CVIN
C2934 10 50V 0
97 CIGO
98 GND
0
99 SLVIN
C2935 10 50V 0
100 SLIGO
1 2 3 4 5 6 7 8 9 10 11 12
IC B/D
F
G
H
I
C2981
100
16V
C2980
0.1
J
80 79 78 77 76 75 74 73 72 71 70 69 68
R2946 10k JL2977 0
81 SWOUT
ZONE_8-R JL2978 0
82 SBROUT
ZONE_8-L JL2979 0
83 SBLOUT
JL2980 0
84 SROUT
JL2981 0
85 SLOUT
JL2982 0
K 86 COUT
ZONE_7-R JL2983 0
87 ROUT
ZONE_7-L JL2984 0
88 LOUT
89 GND
0
90 LVIN
C2964 10 50V 0
91 LIGO
AUDIO SELECTOR C
92 GND
0
93 RVIN
C2965 10 50V 0
RIGO
94
95 GND
0
L 96 CVIN
C2966 10 50V 0
CIGO
97
98 GND
0
99 SLVIN
C2967 10 50V 0
100 SLIGO
1 2 3 4 5 6 7 8 9 10 11 12 13
IC B/D
M
E C2001
10
50V
ET2901
N
HS-MB1
• See page 34 for IC Block Diagrams.
4 5 6 7
JL2956
R2936
10k
C2952
100 C2954
16V 220p
C2950 C2955
0.1 220p
JL2965
68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
0 C2962 10 50V JL2966
RIN2 50
0 C2963 10 50V JL2967
LIN2 49
GND 48
0
RECR2 47
0
RECL2 46
0
RECR1 45
0
RECL1 44
R2937 10k
GND 43
0
IC2901
ADIFR 42
0
IC2901 ADIFL 41
R2S15206FP
GND 40
0 JL2968 R2939 10k
AUDIO SELECTOR B
INR9
39
JL2969 R2940 10k
0
INL9 38
0 JL2970 R2941 2.2 DMPORT-R
INR8 37
0 JL2971 R2942 2.2 DMPORT-L
INL8
36
JL2972 R2943 2.2 SOURCE-4-R
0
INR7 35
0 JL2973 R2944 2.2 SOURCE-4-L
INL7 34
0 JL2974 R2945 2.2 SOURCE-3-R
INR6 33
JL2975 R2938 2.2 SOURCE-3-L
0
INL6 32
0 JL2976 R2977 2.2 SOURCE-2-R
INR5 31
13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
C2951 C2953
10 10
50V 50V
R2960
10k
C2983
R2953
100 C2985
10k
16V
220p
C2982 C2986
0.1 220p
JL3002
67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
0 C2992 10 50V JL3003
RIN2 50
0 C2993 10 50V JL3004
LIN2
49
GND 48
0
RECR2 47
0
RECL2
46
0
RECR1 45
0
RECL1 44
R2961 10k
GND
43
IC2902 0
ADIFR 42
0
IC2902 ADIFL 41
R2S15206FP
GND
40
JL3005 R2963 10k
0
INR9 39
0 JL3006 R2964 10k
INL9 38
0 JL3007 R2965 2.2 DMPORT-R
INR8 37
JL3008 R2966 2.2 DMPORT-L
0
INL8 36
0 JL3009 R2967 2.2 SOURCE-4-R
INR7 35
0 JL3010 R2968 2.2 SOURCE-4-L
INL7 34
JL3011 R2969 2.2 SOURCE-3-R
0
INR6 33
0 JL3012 R2962 2.2 SOURCE-3-L
INL6 32
0 JL3013 R2981 2.2 SOURCE-2-R
INR5 31
14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
C2984
10
50V
8 9 10 11 12
C2917 C2920
100 100 C2922
16V 16V 220p
C2916 C2918 C2923
0.1 0.1 220p
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57
R2900 10k JL2900 0
81 SWOUT
ZONE_2-R JL2901 0
82 SBROUT
ZONE_2-L JL2902
0
83 SBLOUT
ZONE_3-R JL2903 0
84 SROUT
ZONE_3-L JL2904 0
85 SLOUT
R2901 10k JL2905 0
86 COUT
ZONE_1-R JL2906 0
87 ROUT
ZONE_1-L JL2907 0
88 LOUT
IC2900
89 GND
0
90 LVIN IC2900
C2900 10 50V 0
R2S15206FP
91 LIGO
AUDIO SELECTOR A
92 GND
0
93 RVIN
C2901 10 50V 0
94 RIGO
GND
95
0
96 CVIN
C2902 10 50V 0
97 CIGO
GND
98
0
99 SLVIN
C2903 10 50V 0
100 SLIGO
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
IC B/D
C2919 C2921
10 10
50V 50V
(Page 24)
23 23
13 14 15
+7V_2
+7V_3 MAIN
6
-7V BOARD
(1/5)
+7V_1
(Page 20)
GND
JL2918
R2913
10k
JL2927
56 55 54 53 52 51
0 C2930 10 50V JL2928
RIN2 50
0 C2931 10 50V JL2929
LIN2 49
GND
48
0
RECR2
47
0
RECL2 46
0
RECR1
45
0
RECL1
44
R2914 10k
GND 43
0
ADIFR
42
0
ADIFL
41
GND 40
0 JL2930 R2916 10k
INR9
39
JL2931 R2917 10k
0
INL9
38
0 JL2932 R2918 2.2 DMPORT-R
INR8 37
0 JL2933 R2919 2.2 DMPORT-L
INL8
36
JL2934 R2920 2.2 SOURCE-4-R
0
INR7
35
0 JL2935 R2921 2.2 SOURCE-4-L
INL7 34
0 JL2936 R2922 2.2 SOURCE-3-R
INR6 33
JL2937 R2915 2.2 SOURCE-3-L
0
INL6
32
0 JL2938 R2973 2.2 SOURCE-2-R
INR5 31
25 26 27 28 29 30
MAIN
11
BUS1 BOARD
(2/5)
(Page 21)
ASEL1_DAT
ASEL1_CLK
MAIN
ASEL2_DAT
10
BOARD
ASEL2_CLK
(2/5)
ASEL3_DAT (Page 21)
ASEL3_CLK
CN2975
25P
ZONE_1-R JL3014
25 ZONE_1_R
ZONE_1-L JL3015
24 ZONE_1_L
ZONE_2-R JL3016
ZONE_2_R
23
ZONE_2-L JL3017
22 ZONE_2_L
ZONE_3-R JL3018
21 ZONE_3_R
ZONE_3-L JL3019
ZONE_3_L
20
ZONE_4-R JL3020
ZONE_4_R
19
ZONE_4-L JL3021
18 ZONE_4_L
ZONE_5-R JL3022
ZONE_5_R
17
ZONE_5-L JL3023
ZONE_5_L
16
ZONE_6-R JL3024
15 ZONE_6_R
ZONE_6-L JL3025
ZONE_6_L VIDEO
14
ZONE_7-R JL3026
G BOARD
ZONE_7_R
13
(6/7)
ZONE_7-L JL3027
12 ZONE_7_L CN705
ZONE_8-R JL3028
11 ZONE_8_R (Page 32)
ZONE_8-L JL3029
ZONE_8_L
10
JL3030
MIC_ZONE1 9 MIC_ZONE1
JL3031
MIC_ZONE2 8 MIC_ZONE2
JL3032
MIC_ZONE3 MIC_ZONE3
7
JL3033
MAIN
19 MIC_ZONE4 6 MIC_ZONE4
BOARD JL3034
MIC_ZONE5 5 MIC_ZONE5
(5/5)
JL3035
MIC_ZONE6 MIC_ZONE6
4
JL3036
MIC_ZONE7 3 MIC_ZONE7
JL3037
MIC_ZONE8 2 MIC_ZONE8
JL3038
NC
1
HS-MB1