Panasonic SA-PT170PH - Analog Amp Block Diagram

94
14.7. Analog Amp
IN L
IN R
MUTE
STANDBY
IC5200
AN17831A
2CH BTL POWER AMPLIFIER
+
_
+
_
_
+
MUTE
VREF
STB
+
_
+
_
_
+
VCC
OUT+ L
OUT- L
OUT+ R
OUT- R
OUT+ L
OUT- L
OUT+ R
OUT- R
OUT+ L
OUT- L
OUT+ R
OUT- R
GND
7
12
10
8
1
6
9
5
2
4
VDD
IN L
IN R
MUTE
STANDBY
IC5100
AN17831A
2CH BTL POWER AMPLIFIER
+
_
+
_
_
+
MUTE
VREF
STB
+
_
+
_
_
+
VCC
GND
7
12
10
8
1
6
9
5
2
4
VDD
IN L
IN R
MUTE
STANDBY
IC5300
AN17831A
2CH BTL POWER AMPLIFIER
+
_
+
_
_
+
MUTE
VREF
STB
+
_
+
_
_
+
VCC
GND
7
12
10
8
1
6
9
5
2
4
VDD
117
CN5050
CN2009
315
CN5050
CN2009
711
CN5050
CN2009
9
CN5050
CN2009
612
CN5050
CN2009
MODE 1
SURROUND R
SURROUND L
FRONT L
FRONT R
513
CN5050
CN2009
MODE 2
11 7
CN5050
CN2009
CENTER
SUBWOOFER
513
CN5050
CN2009
+
-
+
-
+
-
+
-
+
-
+
-
CENTER
SUBWOOFER
FRONT L
FRONT R
SURROUND L
SURROUND R
SPEAKERS
3
JK5000
11
JK5000
12
JK5000
9
JK5000
10
JK5000
4
JK5000
1
JK5000
2
JK5000
7
JK5000
8
JK5000
5
JK5000
6
JK5000
Q5747, Q5748
DC DETECT
Q5753, Q5754
DC DETECT
Q5749, Q5750
DC DETECT
Q5751, Q5752
DC DETECT
117
CN5050
CN2009
MOD DA/STB
DC DET
16 2
CN5050
CN2009
ECO DET
15 3
CN5050
CN2009
Q5740,
Q5742,
Q5744
FAN MOTOR
DRIVE
M
Q5741
FAN LOCK
DETECT
FAN LOCK
FAN DC OUT
FAN GND
VDD
FAN
1
CN5704
3
CN5704
2
CN5704
D5301
D5743 D5744
D5302
FAN SIGNAL
FROM
AUDIO
FROM
SYSTEM CONTROL
FROM
SYSTEM CONTROL
FROM
AUDIO
FROM
AUDIO
FROM
SYSTEM CONTROL
FROM
SYSTEM CONTROL
SA-PT170PH/PR ANALOG AMP BLOCK DIAGRAM
: AUDIO OUTPUT SIGNAL LINE