Sony XM-D9001GTR Service Manual ▷ View online
9
XM-D9001GTR
2-4. FRONT PANEL
1
three screws
(+BTP 3
×
8)
2
two screws
(+BTP 3
×
8)
3
front panel
AMP board
1
screw
(+BTP 2.6
×
5)
3
screw
(+BTP 2.6
×
5)
2
LED ILLUM board
4
LED PROT board
top cover
ornamental ring
2-5. LED ILLUM BOARD, LED PROT BOARD
10
XM-D9001GTR
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.
•
x
: parts mounted on the conductor 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.
1 V/DIV, 5
µ
sec/DIV
1
IC901
5
2.8 Vp-p
17.5
µ
sec
11
11
XM-D9001GTR
XM-D9001GTR
3-1. BLOCK DIAGRAM
5
PRE AMP
IC101 (1/2)
5
6
JK101
INPUT
REM
+12V
GND
10
TM101
L
HIGH
LEVEL/
SENSING
POWER ON
R
15
16
1
2
14
12
REF.
REG
REG
CN801
1
3
REG
Q102
D905,906
RECT
D909,910,912,913
RECT
D914,915
RECT
REG
Q103
VDD(IC112)
+80V
–80V
+15V
–15V
+80V
SWITCHING
DRIVER
Q904-907
SWITCHING
DRIVER
Q908-911
DRIVER
Q914,915
BUFFER
Q913
BUFFER
Q912
11
9
8
DC-DC
CONVERTER
TRANSFORMER
T101
DC-DC CONVERTER
IC901
POWER
ON/OFF
Q903
F901 30A
F902
F903
POWER
CONTROL
Q902
-1
-2
-2
JK102
OUTPUT
(THROUGH)
-1
-2
L
R
L
R
2
L.P.F
IC102 (1/2)
1
3
SIGNAL LEVEL DET
IC108 (1/2)
2
1
5
7
PRE AMP
IC104 (2/2)
PRE AMP
IC104 (1/2)
SPEAKER
OUT
CN101
+80V
–80V
L+R
–15V REG
Q917
+15V REG
Q916
BUFFER
AMP
Q106
LED
DRIVER
Q805
STANDBY
DET
Q702
THERMAL
DET
Q851-854
TEMP.
DET
TH801-803
OVERLOAD
CONTROL
Q823
CURRENT
DET
Q822
EMERGENCY
STOP CONTROL
IC111 (1/4,4/4)
L+R
6
2
GAIN AMP
IC101 (2/2)
3
1
7
2
FILTER AMP
IC103 (1/2)
FILTER AMP
IC102 (2/2)
1
7
3
FILTER AMP
IC106 (2/2)
FILTER AMP
IC106 (1/2)
1
5
6
BOOST AMP
IC103 (2/2)
7
5
6
THERMAL AMP
IC108 (2/2)
7
TRIANGLE WAVE OSC
IC109
PRE AMP
IC107
LED DRIVE
Q856
LED DRIVE
Q855
D854
D860
+15V
+15V
D110
D109
D111
D112
DIVIDER
IC110
BUFFER
AMP
IC111 (2/4,3/4)
LATCH
Q806
OVERLOAD
CONTROL
Q821
BOOST
CONTROL
Q101
BUFFER
AMP
Q104
DRIVER
AMP
Q108,109
PRE DRIVER
IC112
DRIVER
AMP
Q110,111
POWER
AMP
Q115,116
POWER
AMP
Q112,113
PROTECTION
DRIVER
CONTROL
Q804
PROTECTION
DRIVER
Q802,803
DC VOLTAGE
DET
Q827,828
2
6
2
1
THERMAL
PROTECTION
AMP
IC105
CURRENT
DET
Q824,825
DC DET
IC902
DC BALANCE DET
IC903
7
2
3
1
+B
SWITCH
Q901
DC BALANCE
DET
Q920
D859
D909
D910
D912
D913
D905
D906
D914
D161
D107
D915
+80V
VCC
D921-923
D701
PROTECTOR
S102
12
RV3-1
RV2-2
RV2-1
RV2-4
RV2-3
RV3-2
RV3-3
RV3-4
24dB
LOW PASS
FILTER
RV3
LOW PASS
FILTER
RV4
LOW BOOST
(40Hz)
RV1
LEVEL
RV2
SUBSONIC
FILTER
D863
D863
D864
ACTIVE
THERMAL
CONTROL
CONTROL
D864
DYNAMIC
DISTORTION
SUPPRESSOR
S101
SUBSONIC
FILTER
–80V
D920
12
14
8
6
1
HIN
HD
VS
LD
LIN
6
5
2
12
24dB
OFF
3
1
3
D857,858,861,862
(ILLUMINATION)
30A
30A
• Signal path
: AUDIO
: AUDIO
12
12
XM-D9001GTR
XM-D9001GTR
3-2. PRINTED WIRING BOARDS — AMP SECTION (1/2) —
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
1-869-422-
1-869-423-
1-869-425-
Click on the first or last page to see other XM-D9001GTR service manuals if exist.