Sony XM-SD51X / XM-SD61X Service Manual ▷ View online
9
9
XM-SD51X/SD61X
XM-SD51X/SD61X
• IC Block Diagrams
IC1 SSM2018TP
SECTION 3
DIAGRAMS
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed
in each block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed
in each block.)
for schematic diagram:
Note:
• All capacitors are in µF unless otherwise noted. (p: pF)
• All capacitors are in µF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
%
: indicates tolerance.
•
2
: nonflammable resistor.
•
A
: B+ Line.
•
B
: B– Line.
• Total current is measured with no-signal condition.
• Power voltage is dc 14.4V and fed with regulated dc power
• Power voltage is dc 14.4V and fed with regulated dc power
supply from +12V and REM terminals.
• Voltage is dc with respect to ground under no-signal con-
dition.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: AUDIO
for printed wiring boards:
Note:
• X
: parts extracted from the component side.
•
: Pattern from the side which enables seeing.
(The other layer’s patterns are not indicated.)
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce portant le numéro
spécifié.
Ne les remplacer que par une
piéce portant le numéro
spécifié.
• Waveform
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B)
Pattern face side: Parts on the pattern face side seen from the
(Side B)
pattern face are indicated.
Parts face side: Parts on the parts face side seen from the
(Side A)
(Side A)
parts face are indicated.
3.1 Vp-p
18
µ
sec
1
IC6
5
(CT)
1 V/DIV, 10
µ
sec/DIV
IC6 TL494CN
OSC
REF 5V
ERROR
ERROR
0.1V
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
NON
INV
VREF
VCC
C2
E1
E2
OUT
+IN
-IN
COMP EN
CT
RT
C1
GND
TIME
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V1
BAL
VG
GND
MODE
VC
V-
COMP3
+I1
1-G
G
V+
IG
-I1
COMP1
+IN
-IN
COMP2
GAIN
CORE
10
10
XM-SD51X/SD61X
XM-SD51X/SD61X
3-1. PRINTED WIRING BOARDS — MAIN SECTION (1/2) —
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
R93
C33
R95
R158
Q17
Q34
Q35
Q36
R153
R137
SR3
SR2
R123
R17
R18
C5
R109
C8
C10
C7
R132
R130
C11
R126
R128
R108
R125
R138
C21
R97
C24
CF1
C25
R127
R129
R131
R112
R94
R91
R85
C32
R103
R165
R58
R141
R140
R142
R139
R99
R100
R102
R102
R117
R114
R111
R110
R134 R119
R143
R113
R118
R122
R116
R121
R183
R184
R10
R11
R115
C44
R92
R90
C18
C37
R88
C31
R77
R67
C36
R55
C35
R89
R72
R73
R135
R19
R56
A
K
K
A
C26
R82
R149
R154
R180
R197
R105
R196
R195
R172
R173
R193
R194
R3
R6
C52
C51
R7
C50
C53
R150
R159
R187
R163
R166
THR1
R164
R4
BCE
BCE
BCE
BCE
BCE
BCE
AKA
BCE
BCE
BCE
BCE
BCE
BCE
BCE
BCE
BCE
BCE
BCE
BCE
AKA
AKA
KA
KA
ECB
ECB
ECB
ECB
R168
R167
R80
R66
C42
R87
R68
R69
R65
R64
R171
R104
R106
RV4 RV5
CV7
R63
C3
RV1
R1
C55
R2
C56
RV2
R157
R156
R5
RS1
C1
R155
C12
R27
R28
R35
C59
R28
R35
C59
R23
R20
R20
R25
R24
R24
C9
R136
R53
C17
IC2
R169
R174
RS5
R29
R14
RS4
R12
R13
MC1
R16
R15
C46
RS3
C20
R59
R60
R50
R52
R43
C23
R51
C14
R62
C15
R61
R57
RV6
CV3
C13
C2
RS2
R9
C4
CV6
RV3
RG7
RG8
RG8
RG6
RG5
RG4
RG3
SD61X
SD61X
SD61X
SD61X
SD51X
SD61X
RG2
RG1
RG9
RG14
RG13
RG12
RG11
RG10
THR3
THR2
R81
R76
R75
R74
R79 R70
C6 R78
R170
R175
R83
R84
R71
C34
R86
C34
R86
C54
Q13
Q41
Q9
Q8
Q7
Q32
Q6
Q5
D5
Q16
Q14
Q44
Q40
Q39
D9
Q42
D3
Q11
Q10
Q15
D18
C19
C16
C43
B (+)
GND (–)
REM
1
4
8
5
IC7
1
7
14
8
IC8
1
4
8
5
IC5
D11
Q46
1
4
8
5
IC3
1
4
8
5
IC4
D10
KA
A
K
1
4
8
5
MAIN BOARD (SIDE A)
LED2 BOARD
(SIDE A)
(SIDE A)
1-864-779-
11
(11)
1-864-781-
R188
R189
R191
R190
THR4
11
(11)
Ref. No.
Location
D3
E-7
D5
F-8
D9
E-6
D10
G-5
D11
F-4
D18
G-8
IC2
G-6
IC3
G-5
• Semiconductor Location (Side A)
IC4
G-4
IC5
F-4
IC7
F-9
IC8
B-7
Q5
E-8
Q6
E-8
Q7
F-9
Q8
F-9
Ref. No.
Location
Q9
F-9
Q10
E-6
Q11
E-7
Q13
G-9
Q14
E-9
Q15
E-6
Q16
E-8
Q17
C-7
Q32
F-9
Q34
C-8
Q35
C-7
Q36
C-7
Q39
E-8
Q40
D-8
Q41
F-9
Q42
E-7
Q44
E-8
Q46
G-4
Ref. No.
Location
Ref. No.
Location
11
11
XM-SD51X/SD61X
XM-SD51X/SD61X
3-2. PRINTED WIRING BOARDS — MAIN SECTION (2/2) —
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
15
E B C
E B C
E B C
E C B
E C B
E C B
E C B
E C B
E B C
E B C
E B C
E B C
E B C
E B C
E B C
E B C
E B C
E B C
E B C
E C B
E C B
E B C
1
8
9
16
1
8
9
16
K
A
A
A
G
D
S
G
D
S
S
D
G
S
D
G
S
D
G
S
D
G
S
D
G
S
D
G
S
D
G
S
D
G
G
D
S
G
D
S
G
D
S
G
D
S
K
K
EC32
EC33
EC34
EC35
EC38
EC40
EC39
LF2
LF1
EC21
EC51
TER2
L+R
L+R
VR2
SW1
ON
OFF
VR3
VR1
CNT3A
JK1
CNT1
HIGH LEVEL INPUT
OUTPUT
(THROUGH)
LEVEL
CONTROL
LEVEL
LPF
GND
+12V
REM
30A
30A
40A
40A
30A
LOW BOOST
(40Hz)
SUBSONIC
FILTER
-2
-4
-1
-4
-3
-2
R
L
-1
SPEAKER OUT
-3
TER1
FUS1
FUS2
FUS3
SD61X
SD51X
1
-3
L
-4
R
INPUT
-1
L
-2
R
3
2
4
EC52
EC1
IC1
IC6
EC10
EC9
EC15
EC26
T1
EC25
EC24
EC23
EC22
EC27
EC50
EC17
EC8
EC7
EC58
EC13
EC59
EC6
EC5
EC61
EC11
EC12
EC3
EC4
EC28
EC29
EC19
EC41
ZD5
Q4
Q3
Q2
Q12
Q33
Q19
Q21
Q18
Q31
Q22
Q27
Q20
Q23
Q28
Q24
Q29
Q25
Q30
Q26
Q38
Q37
Q1
EC14
CNT2
1
ORG
BLK
YEL
BLK
YEL
3
1-864-779-
PTC2
PTC3
PTC1
MC14
MC27
MC16
MC20
MC15
PT1
MC13
MC9
MC10
CS3
CS4
MC6
MC12
MC26
MC7
MC4
MC5
MC8
MC23
MC25
MC11
MC24
ZD4
ZD2
D16
D15
D12
D8
D2
ZD3
ZD1
D13
D14
R124
R101
R144
R145
R146
SD61X
SD61X
SD61X
SD61X
R147
FET9
FET10
FET11
FET12
FET13
FET14
D19
D20
FET1
FET2
FET3
FET4
FET5
FET6
FET7
FET8
R148
R152
MAIN BOARD (SIDE B)
LED2 BOARD
(SIDE B)
(SIDE B)
11
(11)
1-864-781-
11
(11)
CN2
PROTECTER
(ILLUMINATION)
LED3
LED4
LED5
LED6
LED7
1
3
-2
-1
-1
-2
-1
-1
-2
-1
-1
YEL
BLK
ORG
Ref. No.
Location
D2
C-7
D8
E-6
D12
H-6
D13
C-8
D14
D-8
D15
F-7
D16
F-8
D19
B-2
• Semiconductor Location (Side B)
D20
B-2
FET1
B-12
FET2
B-12
(FET3)
C-12
FET4
C-12
FET5
D-12
(FET6)
E-12
Ref. No.
Location
FET7
E-12
FET8
F-12
(FET9)
C-2
FET10
C-2
FET11
D-2
(FET12)
E-2
FET13
E-2
FET14
F-2
IC1
G-8
IC6
E-9
LED3
E-13
LED4
D-14
LED5
D-14
LED6
E-14
LED7
E-14
PTC1
D-7
PTC2
C-7
PTC3
D-7
Q1
F-6
Q2
F-6
Q3
F-5
Q4
F-5
Q12
F-9
Q18
D-6
Q19
D-6
Q20
C-6
Q21
D-6
Q22
D-6
Q23
C-6
Q24
C-6
Q25
B-6
Q26
B-6
Q27
C-6
Q28
C-6
Q29
B-6
Q30
B-6
Q31
D-6
Q33
E-7
Q37
F-9
Q38
E-9
ZD1
F-7
ZD2
F-7
ZD3
F-5
ZD4
F-5
ZD5
C-6
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
( ): XM-SD61X only
12
12
XM-SD51X/SD61X
XM-SD51X/SD61X
(Page 13)
3-3. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 9 for IC Block Diagrams.
IC B/D
(ILLUMINATION)
Q5
Q6
Q8
Q16
CNT1
EC3
EC4
EC5
EC6
EC7
EC8
EC12
R55
R64
R79
R68
R77
R20
R23
R24
R25
R29
R12
R16
R174
R53
R62
R61
R17
R18
R80
EC9
EC10
EC11
EC51
EC52
EC28
EC29
R10
R11
C14
C15
R1
R156
R157
R2
C6
R67
VR3
RS2
RS1
VR2
Q3
Q1
CNT2
JK1
IC7
R171
R170
SW1
RV4
CV7
CV6
C36
R149
R66
R70
C3
R63
R155
C12
C56
C52
C51
C53
C50
C54
R6
R164
R163
R7
R3
R4
R9
C4
C1
C2
C13
EC1
R5
R35
R28
R27
C59
RV2
CNT3A
RV3
RV1
RV5
RV6
CV3
IC3(1/2)
IC3(2/2)
CS3
CS4
EC17
Q46
R43
R52
R50
R51
R60
R59
C20
R57
C5
C9
LED6
LED4
LED5
LED7
R188
R189
R190
R191
R150
Q41
R73
R72
R165
R168
R103
R175
R87
C42
C31
EC50
R88
R69
Q7
Q9
Q32
THR2
THR1
THR3
THR4
R76
R75
R74
R82
C55
D18
IC2(1/2)
IC2(2/2)
R169
RS3
RS4
D10
RS5
IC4(2/2)
MC1
R13
R14
R15
D11
IC5(2/2)
IC5(1/2)
D12
IC1
ZD1
ZD2
Q2
Q4
D3
R104
R106
R85
R167
R65
R78
D5
R81
LED3
CN2
Q44
Q40
Q42
Q14
VR1
MC4
MC5
MC7
MC6
IC4(1/2)
MC8
MC10
MC9
D15
D16
ZD3
ZD4
Q39
R187
R180
R154
R159
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