Block Diagram - Sony XM-4060GTX Service Manual

4-2. BLOCK DIAGRAM

PRE AMP
LINE AMP
IC801 (1/2)
IC802 (1/2)
CNJ100-1
L 3
1 3
2
2
CNJ802 (1/2)
-1
L
HIGH -5
INPUT
LEVEL L
INPUT
(FRONT) -6
(FRONT)
R
-2
PRE AMP
R
LINE AMP
IC801 (2/2)
IC802 (2/2)
CNJ100-2
6
R
7 5
5
6
PRE AMP
LINE AMP
IC808 (1/2)
IC809 (1/2)
CNJ100-3
L
6
(L+R) 5
7
5
6
CNJ802 (2/2)
-3
L
-7
HIGH
L
INPUT LEVEL
INPUT -8
(REAR)
R
(REAR)
-4
R
PRE AMP
LINE AMP
IC808 (2/2)
IC809 (2/2)
CNJ100-4
R
3
(L+R) 3
1
2
2
F901
CN800
25A
POWER
+12V
2
SWITCH
Q901
DC DET
F902
IC902
25A
OVER
VOLTAGE
DETECT
Q902
GND
3
D829 D828
POWER
ON/OFF SWITCH
REM 1
Q903
PL802
(PILOT LAMP)
IC806 (1/2)
3
1 2
RV801-2
FILTER
RV803-1
RV801-1
LEVEL
FILTER
IC807 (1/2)
3
7
2
RV801-3
FILTER
RV803-2
RV801-4
LEVEL
FILTER
HPF BPF
IC811 (1/2) IC811 (2/2)
7 3 1 6 7
RV804-1 RV804-2
FILTER FILTER
RV806-1
LEVEL
HPF BPF
IC812 (1/2) IC812 (2/2)
1 3 1 6 7
RV804-3 RV804-4
FILTER FILTER
RV806-2
LEVEL
PROTECTION
Q812-814
DC-DC CONVERTER
IC901
VCC
12
REF.
REG
BUFFER
14
Q810
REF
1
2
LED LED
SWITCH
Q808 Q809
15
R G
TEMP.DET
16
THN801,804-807
D811
3
POWER/
PROTECTOR
(FRONT)
S801-1
HPF
FILTER
HPF
LOW BOOST
IC806 (2/2)
OFF
1
5
7
6 B+
(+14.2V)
BOOST
GAIN
RV802-1 Q101
LOW
HPF
BOOST
B–
(40Hz)
LOW BOOST (–14.2V)
IC807 (2/2)
1
5
7
6
B+
S801-2
(+14.2V)
FILTER
HPF
BOOST
GAIN
OFF
RV802-2
Q201
LOW
BOOST
(40Hz) B–
(–14.2V)
(REAR)
LPF
IC813 (1/2)
LOW BOOST
IC813 (2/2)
6 7
3
1
2 B+
(+14.2V)
S802-1
FILTER
LPF BOOST
GAIN
OFF
RV805-1
Q301
LOW
HPF
BOOST
B–
(40Hz)
LPF
(–14.2V)
IC814 (1/2)
LOW BOOST
IC814 (2/2)
6 7
3
1
2
B+
S802-2
(+14.2V)
FILTER
LPF
BOOST
GAIN
OFF
RV805-2
Q401
HPF LOW
BOOST
(40Hz) B–
(–14.2V)
D903,904
D903 RECT
DC-DC
CONVERTER
TRANSFORMER
T801 D904
11
SWITCHING
BUFFER
10 DRIVER
Q913
Q904,905
DRIVER
Q908,909
8
SWITCHING
BUFFER
9 DRIVER
Q912
Q906,907
D917
D918
11 11
LINE
SWITCH
Q102
DIFFERENTIAL DRIVE POWER
AMP AMP AMP
Q103 Q107 RV104 Q109
BIAS
BIAS
Q111
DIFFERENTIAL DRIVE POWER
AMP AMP AMP
Q104 Q108 Q110
LINE
SWITCH
Q202
DIFFERENTIAL DRIVE POWER
AMP AMP AMP
Q203 Q207 Q209
RV204
BIAS
BIAS
Q211
DIFFERENTIAL DRIVE POWER
AMP AMP AMP
Q204 Q208 Q210
LINE
SWITCH
Q302
DIFFERENTIAL DRIVE POWER
AMP AMP AMP
Q303 Q307 Q309
RV304
BIAS
BIAS
Q311
DIFFERENTIAL DRIVE POWER
AMP AMP AMP
Q304 Q308 Q310
LINE
SWITCH
Q402
DIFFERENTIAL DRIVE POWER
AMP AMP AMP
Q403 Q407 Q409
RV404
BIAS
BIAS
Q411
DIFFERENTIAL DRIVE POWER
AMP AMP AMP
Q404 Q408 Q410
SWITCH
B+
CONTROL
(+23.5V)
Q801,802
PROTECT
DRIVER
B+ Q850
(+23.5V)
+14.2V
B+
REG
(+14.2V)
Q910
D906
B+
(+37V)
D905
B+
D905,906
(+30.5V)
RECT
D907
D907,908
RECT
B –
(–30.5V)
D911,912
D908
RECT
D912
B –
(–37V)
D911
–14.2V
B –
REG
(–14.2V)
D917,918 Q911
RECT
XM-4060GTX
CN810
OVER LOAD
FRONT
DET
SPEAKER
Q112
OUT
L
OVER LOAD
DET
Q212
R
CN811
OVER LOAD
REAR
DET
SPEAKER
Q312
OUT
L
(L+R)
OVER LOAD
DET
Q412
R
OFFSET
DET
Q803-805
• Signal path
: AUDIO