DOWNLOAD Sony XM-752EQX Service Manual ↓ Size: 2.53 MB | Pages: 25 in PDF or view online for FREE

Model
XM-752EQX
Pages
25
Size
2.53 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
xm-752eqx.pdf
Date

Sony XM-752EQX Service Manual ▷ View online

– 11 –
– 12 –
XM-752EQX
3-2. PRINTED WIRING BOARD — AMP SECTION —
Note:
• X
: parts extracted from the component side.
• b
: Pattern from the side which enables seeing.
Ref. No.
Location
D101
C-2
D102
D-3
D201
C-4
D202
D-5
D801
E-9
D802
F-9
D803
F-2
D806
E-1
D901
C-9
D902
D-9
D903
A-8
D904
A-9
D905
C-8
D906
D-8
D907
A-6
D908
A-6
D909
D-5
D910
G-9
D911
G-9
D912
D-9
IC101
H-3
IC801
D-3
IC901
F-9
IC902
G-8
Q101
D-2
Q102
C-2
Q103
C-2
Q104
C-3
Q105
A-3
Q106
A-2
Q107
B-1
Q108
B-1
Q109
A-3
Q110
A-2
Q111
A-2
Q112
D-2
Q201
C-4
Q202
C-4
Q203
C-4
Q204
C-4
Q205
A-5
Q206
A-5
Q207
A-4
Q208
A-4
Q209
A-6
Q210
A-4
Q211
A-5
Q212
D-4
Q808
E-9
Q809
E-9
Q810
E-8
Q811
D-9
Q812
E-8
Q813
F-1
Q814
E-2
Q815
H-4
Q816
G-4
Q817
H-4
Q901
I-9
Q902
F-10
Q903
G-9
Q904
E-5
Q905
C-9
Q906
C-10
Q907
A-9
Q908
A-10
Q911
A-6
Q912
A-6
• Semiconductor
Location
(Page 19)
(Page 16)
(Page 21)
(Page 17)
XM-752EQX
– 13 –
– 14 –
3-3. SCHEMATIC DIAGRAM — AMP SECTION —  • Refer to page 23 for IC Block Diagrams.
Note:
• All capacitors are in 
µ
F unless otherwise noted.  pF: 
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in 
 and 
1
/
4
 
W or less unless otherwise
specified.
%
: indicates tolerance.
2
: nonflammable resistor.
U
: B+ Line.
V
: B– Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from +12V and REMOTE terminals.
• Voltage is dc with respect to ground under no-signal
condition.
• Voltages are taken with a VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
F
: AUDIO
(Page 20)
(Page 22)
(Page 15)
(Page 16)
(Page 17)
(Page 18)
(Page 16)
(Page 16)
– 15 –
– 16 –
XM-752EQX
3-5. PRINTED WIRING BOARD — PRE SECTION —
3-4. SCHEMATIC DIAGRAM — PRE SECTION —
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
• b
: Pattern from the side which enables seeing.
Note on Schematic Diagram:
• All capacitors are in 
µ
F unless otherwise noted.  pF: 
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in 
 and 
1
/
4
 
W or less unless otherwise
specified.
%
: indicates tolerance.
2
: nonflammable resistor.
U
: B+ Line.
V
: B– Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from +12V and REMOTE terminals.
• Voltage is dc with respect to ground under no-signal
condition.
• Voltages are taken with a VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
F
: AUDIO
(Page 13)
(Page 13)
(Page 13)
(Page 13)
Ref. No.
Location
IC102
A-5
IC103
B-5
IC104
B-3
IC111
A-2
• Semiconductor
Location
(Page 11)
XM-752EQX
– 17 –
– 18 –
3-7. PRINTED WIRING BOARD — EQ SECTION —
3-6. SCHEMATIC DIAGRAM — EQ SECTION —
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
• b
: Pattern from the side which enables seeing.
Note on Schematic Diagram:
• All capacitors are in 
µ
F unless otherwise noted.  pF: 
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in 
 and 
1
/
4
 
W or less unless otherwise
specified.
%
: indicates tolerance.
2
: nonflammable resistor.
U
: B+ Line.
V
: B– Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from +12V and REMOTE terminals.
• Voltage is dc with respect to ground under no-signal
condition.
• Voltages are taken with a VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
F
: AUDIO
(Page 13)
(Page 13)
Ref. No.
Location
IC105
B-1
IC106
B-2
IC107
A-3
IC108
B-3
IC109
A-5
IC110
A-5
• Semiconductor
Location
(Page 11)
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