Panasonic SA-PT560E / SA-PT560EB / SA-PT560EG Service Manual ▷ View online
17.7. Digital Audio Amp
: MAIN SIGNAL LINE
IN1M
IN2M
IN1P
IN2P
SGND1
SGND2
OSC
MODE
INPUT
STAGE
STAGE
INPUT
STAGE
STAGE
PWM
MODULATOR
CONTROL
AND
HANDSHAKE
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
DRIVER
HIGH
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
PWM
MODULATOR
OSCILLATOR
MANAGER
STABI
RELEASE1
RELEASE2
SWITCH1
SWITCH2
ENABLE1
ENABLE2
MUTE
MUTE
MODE
2
3
STABI
PROT
VDDP2
VSSP2
VDDP1
VSSP1
BOOT1
BOOT2
OUT1
SL +
SR +
OUT2
IC5400
C1BA00000487
AUDIO DIGITAL POWER AMP
5
19
23
1
21
22
9
10
15
14
13
11
8
16
12
7
IN1M
IN2M
IN1P
IN2P
SGND1
SGND2
OSC
MODE
INPUT
STAGE
STAGE
INPUT
STAGE
STAGE
PWM
MODULATOR
CONTROL
AND
HANDSHAKE
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
DRIVER
HIGH
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
PWM
MODULATOR
OSCILLATOR
MANAGER
STABI
RELEASE1
RELEASE2
SWITCH1
SWITCH2
ENABLE1
ENABLE2
MUTE
MUTE
MODE
2
3
STABI
PROT
VDDP2
VSSP2
VDDP1
VSSP1
BOOT1
BOOT2
OUT1
FL +
FR +
OUT2
IC5000
C1BA00000487
AUDIO DIGITAL POWER AMP
5
19
23
1
21
22
9
10
15
14
13
11
8
16
12
7
IN1M
IN2M
IN1P
IN2P
SGND1
SGND2
OSC
MODE
INPUT
STAGE
STAGE
INPUT
STAGE
STAGE
PWM
MODULATOR
CONTROL
AND
HANDSHAKE
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
DRIVER
HIGH
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
PWM
MODULATOR
OSCILLATOR
MANAGER
STABI
RELEASE1
RELEASE2
SWITCH1
SWITCH2
ENABLE1
ENABLE2
MUTE
MUTE
MODE
2
3
STABI
PROT
VDDP2
VSSP2
VDDP1
VSSP1
BOOT1
BOOT2
OUT1
OUT2
IC5200
C1BA00000487
AUDIO DIGITAL POWER AMP
5
19
23
1
21
22
9
10
15
14
13
11
8
16
12
7
IN1M
IN2M
IN1P
IN2P
SGND1
SGND2
OSC
MODE
INPUT
STAGE
STAGE
INPUT
STAGE
STAGE
PWM
MODULATOR
CONTROL
AND
HANDSHAKE
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
DRIVER
HIGH
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
PWM
MODULATOR
OSCILLATOR
MANAGER
STABI
RELEASE1
RELEASE2
SWITCH1
SWITCH2
ENABLE1
ENABLE2
MUTE
MUTE
MODE
2
STABI
PROT
VDDP2
VSSP2
VDDP1
VSSP1
BOOT1
BOOT2
OUT1
OUT2
IC5300
C1BA00000487
AUDIO DIGITAL POWER AMP
5
19
23
1
21
22
9
10
15
14
13
11
8
16
12
7
CENTER
C +
C -
MODE 1
SUBWOOFER
SW -
SW +
MODE 2
SURROUND R
SURROUND L
FRONT R
FRONT L
MUTE S C
MUTE F SW
MOD DA
CENTER
SUBWOOFER
SL +
SR +
FL +
FR +
+
-
+
-
+
-
+
-
+
-
+
-
IC5500
INVERTER GATE
(CLOCK GENERATOR)
C0JBAB000902
X5500
X5501
D5501
D-TYPE FLIP-FLOP
C0JBAF000716
CP1
O1
IC5501
6
8
10
9
14
14
11
3
D1
5
4
6
O1 2
1
5
4
3
2
1
CD1
SD1
MUTING
CIRCUIT
CIRCUIT
Q5601,Q5602
Q5603,Q5604
MODE 1
MODE 2
CENTER
SUBWOOFER
SURROUND L
SURROUND R
FRONT L
FRONT R
SPEAKERS
SA-PT560E/EB/EG DIGITAL AUDIO AMP BLOCK DIAGRAM
DC DET
Q5640,
Q5642,
Q5644
FAN MOTOR
DRIVE
DRIVE
M
D5645
DC DETECT
Q5101,Q5102
Q5641
FAN LOCK
DETECT
FAN LOCK
FAN DC OUT
FAN GND
FAN DC
3
FAN
FROM AUDIO
FROM AUDIO
FROM SYSTEM CONTROL
FROM/TO
SYSTEM CONTROL
SYSTEM CONTROL
- 30V SENSE
- 30V SENSE
- 30V SENSE
- 30V SENSE
+ 30V SENSE
+ 30V SENSE
- 30V SENSE
- 30V SENSE
+ 30V SENSE
- 30V SENSE
- 30V SENSE
+ 30V SENSE
3
15
1
17
9
7
11
11
7
CN5050
CN2009
5
13
CN5050
CN2009
16
2
CN5050
CN2009
FHOP
14
4
CN5050
CN2009
CN5050
CN2009
CN5050
CN2009
12
6
CN5050
CN2009
CN5050
CN2009
CN5050
CN2009
3
JK5001
7
JK5001
8
JK5001
5
JK5001
6
JK5001
4
JK5001
1
JK5001
2
JK5001
11
JK5001
12
JK5001
9
JK5001
10
JK5001
13
5
CN5050
CN2009
17
1
CN5050
CN2009
1
CN5501
3
CN5501
2
CN5501
D5502
5V
5V
SA-PT560E / SA-PT560EB / SA-PT560EG
97
17.8. Power
D5804
D5803
D5805
MAIN
TRANSFORMER
D5801
T5701
D5802
Q5898
T5751
D5896
D5798
PC5799
D5701
L5702
L5701
DZ5701
SA-PT560E/EB/EG POWER BLOCK DIAGRAM
C0DBZYY00018
SYSTEM CONTROL
TO
SYSTEM CONTROL
TO
+1.2V REGULATOR
C0DBEHG00006
POWER CONTROL
QR8111
+3.3V DC-DC
CONVERTER
CONT
Q5860,Q5861,Q5862
TRANSFORMER
TEMP. DETECT
TEMP. DETECT
C0DAAYY00042
SWITCHING
REGULATOR
SWITCHING
REGULATOR
C0DAAMH00012
OUT
VCC 1
2
OUT
VCC 1
2
1
2
3
Q5720,
Q5722
Q5722
CURRENT
LIMITING
SWITCH
LIMITING
SWITCH
Q5721
SWITCHING
F1
AC INLET
P5701
SWITCHING
REGULATOR
C5HACYY00003
VCC
D
FB
4
1
6
FEED BACK
BACKUP
TRANSFORMER
PC5701
FEED BACK
FEED BACK
FEED BACK CIRCUIT
D
VCC
FB
IC5799
SWITCHING
REGULATOR
MIP4110MSSCF
IC2900
C0DAEMZ00001
SHUNT
REGULATOR
IC5899
IC2903
IC8151
IC8111
IC5701
QR5810
TH5701
PC5702
PC5720
SYNC
SWITCH
SWITCH
SHUNT
REGULATOR
IC5801
Q5802, D5806
C0DABFC00002
TH5860
+7V
POWER SUPPLY
Q2901
POWER
CONTROL
Q2902
OUT
VCC 2
4
VO
VIN 8
1
5
QR5801
DC DETECT
+ 7V
POWER SUPPLY
POWER SUPPLY
Q2903
Q2923, Q2924
Q2909
DC DETECT
DC DETECT
Q2921,Q2922
DC DETECT
Q2904,D2912
+2.5V REGULATOR
M+9V
T+9V
TU+9V
DC DET1
+7V
-7V
5.3V
SW+5V
D+3.3V
D+5V
NSW1.2V
3, 4
H5801
7, 8
H5801
5
CN5802
CN2004
8, 9
CN5802
CN2004
- 30V SENSE
- 13V
DC18V
DCDET
+ 30V SENSE
32, 34
CN2001
FP8101
13, 23, 25, 27
CN2001
FP8101
11
CN2016
CN2015
28
1
CN6001
CN2008
21
8
CN6001
CN2008
25
4
CN6001
CN2008
8
CN2016
CN2015
6,7
CN2016
CN2015
SYS6V
CN2016
CN2015
CN5802
CN2004
PCONT
9
2
CN6001
CN2008
CN5802
CN2004
5
1
CN6001
CN2008
CN5802
CN2004
4
6
23
CN6001
CN2008
CN5802
CN2004
11
7
22
24
CN2002
9
CN6001
CN2008
CN5802
CN2004
9
20
10
SYNC
11
CN2001
FP8101
D+5V
ADAC5V
2.5V
SYS6V
SYSTEM CONTROL
TO/FROM
+ 30V SENSE
- 30V SENSE
ADAC5V
+ 18V
1
H5801
CN5500
CN5500
CN5500
FAN 18V
FAN DC
Q2919,D2947
Q5803
SWITCHING
FROM
SYSTEM CONTROL
SYSTEM CONTROL
AMBP
DC DETECT
5
4
2
3
2
6
7
5
2
8
4
7
18
15
17
11
14
3 CL
L5703
QR5802
DC DETECT
SA-PT560E / SA-PT560EB / SA-PT560EG
98
18 Schematic Diagram Notes
•
•
•
•
This schematic diagram may be modified at any time
with the development of new technology.
with the development of new technology.
Notes:
S6801:
Power switch (
AC IN).
S6807:
Open/Close switch (
).
S6901:
Play/Memory switch (
).
S6902:
Backward/Tune
switch (
/
)
S6903:
Forward/Tune
switch (
/
).
S6904:
Stop/-Tune mode/—FM mode switch
(
(
).
S6905:
SW Boost switch.
S6907:
Selector switch.
VR6901:
VR volume jog.
•
•
•
•
Important safety notice:
Components
identified
by
mark
have
special
characteristics important for safety.
Furthermore, special parts which have purposes of fire-
retardant (resistors), high-quality sound (capacitors), low-
noise (resistors), etc. are used.
retardant (resistors), high-quality sound (capacitors), low-
noise (resistors), etc. are used.
When replacing any of components, be sure to use only
manufacturer´s specified parts shown in the parts list.
manufacturer´s specified parts shown in the parts list.
•
•
•
•
In case of AC rated voltage Capacitor, the part no. and
values will be indicated in the Schematic Diagram.
values will be indicated in the Schematic Diagram.
AC rated voltage capacitor:
C5700, C5701, C5703, C5704, C5705, C5706, C5707,
•
•
•
•
Resistor
Unit of resistance is OHM [
Ω
] (K=1,000, M=1,000,000).
•
•
•
•
Capacitor
Unit of capacitance is µF, unless otherwise noted. F=Farad,
pF=Pico-Farad
pF=Pico-Farad
•
•
•
•
Coil
Unit of inductance is H, unless otherwise noted.
•
•
•
•
Voltage and signal line
: +B signal line
: -B signal line
: USB signal line
: DVD RF signal line
: Motor Drive signal line
: DVD Audio signal line
: DVD Video signal line
: CD Head signal line
: DVD Head signal line
: Main signal line
: Tracking Error signal line
: Focus Error signal line
: FM signal line
: Ipod Video signal line
: Ipod Audio signal line
: TV Audio signal line
99
SA-PT560E / SA-PT560EB / SA-PT560EG
100
SA-PT560E / SA-PT560EB / SA-PT560EG
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