Read Sony XM-5150GSX Service Manual online
9
9
XM-5150GSX
4-1. BLOCK DIAGRAM
SECTION 4
DIAGRAMS
5
6
7
3
1
PRE AMP
IC801 (1/2)
LEVEL SHIFT
IC802 (2/2)
LINE AMP
IC804 (1/2)
BIAS
Q105
RV802
HPF
+12V
GND
40A
-1
L
-2
R
(FRONT)
CNJ805
INPUT
-3
L
-4
R
(REAR)
-5
L
-6
R
SUB
WOOFER
L
BTL
(FRONT)
BTL
(REAR)
SPEAKER
OUT
CN804
R
VR101
BIAS
TH804,
805,903
CN801
F901
INVERTER
Q913
INVERTER
Q912
DRIVER
Q910
DRIVER
Q911
CN803
SUB WOOFER
SPEAKER OUT
D844
POWER
D841
THERMAL
SWITCH
Q841
• Signal path
: AUDIO
: AUDIO
2
1
REG
Q901,902
(FRONT)
POWER
AMP
Q107
DIFFERENTIAL
AMP
Q102
DRIVE
AMP
Q104
POWER
AMP
Q106
REM
CN802
B+
(+45V)
B+
(+39V)
LED
DRIVE
Q801
D842
OVER CURRENT
D843
OFFSET
POWER
ON/OFF
Q903
DC DET
IC903
DC DET
IC811
D915
T902
D917
D918
D916
LINE
SWITCH
Q116
OVERLOAD
DET
Q108
5
6
7
3
2
1
5
7
PRE AMP
IC801 (2/2)
LEVEL SHIFT
IC802 (1/2)
LINE AMP
IC804 (2/2)
DIFFERENTIAL
AMP
Q201
DRIVE
AMP
Q203
VR201
BIAS
POWER
AMP
Q207
DIFFERENTIAL
AMP
Q202
DRIVE
AMP
Q204
POWER
AMP
Q206
LINE
SWITCH
Q216
OVERLOAD
DET
Q208
L
5
7
LINE AMP
IC808 (2/2)
DIFFERENTIAL
AMP
Q301
DRIVE
AMP
Q303
BIAS
Q305
VR301
BIAS
POWER
AMP
Q307
DIFFERENTIAL
AMP
Q302
DRIVE
AMP
Q304
POWER
AMP
Q306
LINE
SWITCH
Q316
OVERLOAD
DET
Q308
3
2
1
5
6
7
PRE AMP
IC806 (2/2)
LEVEL SHIFT
IC807 (2/2)
5
6
7
R
3
1
LINE AMP
IC808 (1/2)
DIFFERENTIAL
AMP
Q401
DRIVE
AMP
Q403
BIAS
Q405
VR401
BIAS
POWER
AMP
Q407
DIFFERENTIAL
AMP
Q402
DRIVE
AMP
Q404
POWER
AMP
Q406
LINE
SWITCH
Q416
OVERLOAD
DET
Q408
3
2
1
PRE AMP
IC806 (1/2)
LEVEL SHIFT
IC807 (1/2)
2
3
1
(L+R)
3
1
L.P.F AMP
IC810 (1/2)
DIFFERENTIAL
AMP
Q501
DRIVE
AMP
Q503
MUTE
Q804
BIAS
Q505
VR501
BIAS
POWER AMP
Q506,510
DIFFERENTIAL
AMP
Q502
DRIVE
AMP
Q504
LINE
SWITCH
Q516
OVERLOAD
DET
Q508
3
2
1
PRE AMP
IC809 (1/2)
LEVELAMP
IC809 (2/2)
IC809 (2/2)
5
6
7
PHASE SHIFT
IC810 (2/2)
6
7
7
1
6
2
14
16
8
11
12
9
10
8
11
12
9
10
B–
(–45V)
B–
(–39V)
INVERTER
Q907
LED DRIVE
Q802
INVERTER
Q906
DRIVER
Q904
DRIVER
Q905
B+
(+30V)
B+
(+14.5V)
D905
T901
D907
D908
D906
B–
(–14.5V)
B–
(–30V)
B+ REG
Q909
B– REG
Q908
LED DRIVE
Q803
OFFSET DET
Q805-807
DC DET
Q914
B–
(–45V)
B+
(+39V)
DIFFERENTIAL
AMP
Q101
DRIVE
AMP
Q103
RV801
LEVEL
(FRONT)
VR803
LEVEL
(REAR)
VR804
HPF
(REAR)
RV801-1
RV801-2
VR803-1
VR803-2
IC901
IC902
RV807
LPF
VR805
LEVEL
S851
TEST TONE
TEST TONE GENERATOR
IC805
S803
MODE
(SUB WOOFER)
F F+R
RV802-2
RV802-1
RV802-3
VR804-1
VR804-3
VR804-2
VR804-4
RV802-4
DC-DC
CONVERTER
DC-DC
CONVERTER
(SUB WOOFER)
CN804
(PROTECTOR)
(PROTECTOR)
(PROTECTOR)
POWER AMP
Q507,509
BIAS
Q205
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