DOWNLOAD Panasonic SA-MAX370GS / SA-MAX770GS Service Manual ↓ Size: 6.04 MB | Pages: 83 in PDF or view online for FREE

Model
SA-MAX370GS SA-MAX770GS
Pages
83
Size
6.04 MB
Type
PDF
Document
Simplified Service Manual
Brand
Device
Audio / CD STEREO SYSTEM
File
sa-max370gs-sa-max770gs.pdf
Date
PREV: Panasonic SA-MAX170PH / SA-MAX370EB / SA-MAX370GS / SA-MAX370PU / SA-MAX670P / SA-MAX670PC / SA-MAX770GS / SA-MAX770PU Service Manual / Supplement

Panasonic SA-MAX370GS / SA-MAX770GS Simplified Service Manual ▷ View online

17
5.2.
Audio
SA-MAX370GS,SA-MAX770GS AUDIO (1/2) BLOCK DIAGRAM
1
2
3
4
5
6
TO AUDIO
BLOCK (2/2)
: TUNER/AUX/MIC AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: CD AUDIO INPUT SIGNAL LINE
: FM SIGNAL LINE
: AM SIGNAL LINE
4
3
JK4951
Y3
4
Y2
2
AUX IN 1 (RCH)
AUX IN 2 (RCH)
AUX IN 3 (RCH)
AUX IN 1 (LCH)
AUX IN 2 (LCH)
AUX IN 3 (LCH)
7
Y0
1
6
L
M
H
8
5
X3
11
X2
15
3
X0
12
2
L
M
H
4
1
FOR SA-MAX370GS
FOR SA-MAX770GS
FOR SA-MAX770GS
42 XO
41 XI
X4001
7
8
5
DSP
VUEALLPT090
IC4005
MAIN P.C.B.
MIC P.C.B.
SELECTOR
C0JBAR000367
IC4901
A 10
ANALOG SEL1
ANALOG SEL1
QR4901
SELECTOR
SWITCH
B 9
ANALOG SEL2
ANALOG SEL2
TUN INT
TUN WCK
QR4902
SELECTOR
SWITCH
Q4006
MUTING
Q4005
MUTING
Q4001
MUTING
Q4002
MUTING
Q4003
MUTE
Q4004
MUTE
FM ANT
JK7001
FM/AM RADIO
RECEIVER
VUEALLPT087
IC7001
2 FMI
SCLK
GPIO2 18
DOUT 13
DFS 14
LIN 15
RIN 16
DCLK 17
SDIO
RST
JK7002
L7002
4
6
3
1
2
4 AMI
2
1
AM ANT
8 SDIN1
10 BCK
4
SDA
5
SCL
9 LRCK
FROM/TO
SYSTEM CONTROL
FROM/TO
SYSTEM CONTROL
R
L
AUX IN 4
JK1402
3
2
1
6
7
5
4
A/D
CONVERTER
C0FBAY000032
IC4802
13 AINL
14 AINR
14 X1
5 Y1
3 COM Y
13 COM X
SDTO 9
MCLK 6
LRCK 7
SCLK 8
BUFFER AMP
C0ABBB000230
IC4002
2 A-INPUT
5 B+INPUT
3 A+INPUT
6 B-INPUT
A OUTPUT 1
B OUTPUT 7
8
8
CN1401 P1803
MIC IN
MIC IN
1
1
CN1401 P1803
MPORT DET
MPORT DET
4
4
CN1401 P1803
MPORT IN R
MPORT IN R
2
2
CN1401 P1803
MPORT IN L
MPORT IN L
TO SYSTEM CONTROL
FROM/TO
SYSTEM CONTROL
MPORT DET
DSP SDO0
DSP BCK
DSP WCK
DSP MCK
I2C SCL
QR4001,
QR4002
MUTING
CONTROL
CIRCUIT
I2C SDA
TUN INT
TUN WCK
TUN BCK
TUN BCK
TUN SDO
I2C SCL
TUN RST
TUN SDO
TUN RST
2
RST N
DSP RESET
DSP RESET
DRV AMP MUTE
DRV AMP MUTE
32
PWM3A
KIRARI IN
KIRARI IN
3
SMUTE
DSP MUTE
DSP MUTE
I2C SDA
PWM4A 34
PWM4B 33
BUFFER AMP
C0ABBB000230
IC4001
2 A-INPUT
5 B+INPUT
3 A+INPUT
6 B-INPUT
A OUTPUT 1
B OUTPUT 7
PWM2B 29
PWM1A 28
PWM1B 27
PWM2A 30
+5V
Q4005
MUTING
Q4006
MUTING
6 SDIN3
17
SDA
16
SCL
11 IC N
DSP RESET2
19 IRQ N
DSP ERR
45
SDO0
7 SDI0
8 BCK IN
9 WCK IN
5 SDI1
43
BCK
44
WCK
48 MCK OUT
14 XOUT
13 XIN
X4801
DIGITAL AMPLIFIER
C1AB00003800
IC4803
7
7
CN1401 P1803
MIC DET2
MIC DET2
6
6
CN1401 P1803
MIC DET1
MIC DET1
MIC DET1
TO SYSTEM CONTROL
MIC DET2
MIC
CIRCUIT
MIC VOL 2
VR1400
MIC 2
JK1403
3
2
1
7
8
5
4
MIC
AMPLIFIER
C1AB00003130
IC1401
MIC
AMPLIFIER
C1AB00003130
IC1400
MIC
CIRCUIT
MIC VOL 1
VR1401
MIC 1
JK1401
3
2
1
7
8
5
4
18
SA-MAX370GS,SA-MAX770GS AUDIO (2/2) BLOCK DIAGRAM
2
1
4
6
3
5
TO AUDIO
BLOCK (1/2)
: TUNER/AUX/MIC AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: CD AUDIO INPUT SIGNAL LINE
: FM SIGNAL LINE
: AM SIGNAL LINE
-
+
3
JK4201
4
JK4201
-
+
1
JK4201
2
JK4201
-
+
7
JK4201
8
JK4201
-
+
5
JK4201
6
JK4201
-
+
11
JK4201
12
JK4201
-
+
9
JK4201
10
JK4201
SUBWOOFER LEFT
(6
ȍ)
LEFT LOW
SUBWOOFER RIGHT
(6
ȍ)
RIGHT LOW
SUBWOOFER RIGHT
(3
ȍ)
RIGHT MID LOW
SUBWOOFER LEFT
(3
ȍ)
LEFT MID LOW
FRONT RIGHT
(3
ȍ)
RIGHT HIGH
FRONT LEFT
(3
ȍ)
LEFT HIGH
SPEAKERS
FOR SA-MAX370GS 
FOR SA-MAX770GS 
FOR SA-MAX370GS 
FOR SA-MAX770GS 
FOR SA-MAX370GS 
FOR SA-MAX770GS 
FOR SA-MAX370GS 
FOR SA-MAX770GS 
FOR SA-MAX370GS 
FOR SA-MAX770GS 
FOR SA-MAX370GS 
FOR SA-MAX770GS 
MAIN P.C.B.
3
1
2
5
6
AMPLIFIER
Q4502
21
L04
28
H04
27
VS4
3
4
AMPLIFIER
Q4501
3
1
2
5
6
AMPLIFIER
Q4503
22
L03
25
H03
26
VS3
3
4
AMPLIFIER
Q4504
3
1
2
5
6
AMPLIFIER
Q4507
16
L02
9
H02
10
VS2
3
4
AMPLIFIER
Q4508
3
1
2
5
6
AMPLIFIER
Q4505
15
L01
12
H01
11
VS1
3
4
AMPLIFIER
Q4506
+3.3V
-5V
QR4203
QR4201
SWITCH
SWITCH
D4509
D4209
DAMP MOD DA
DAMP MOD DA
48 CSD
48 CSD
AMP FHOP
AMP FHOP
QR4202
SWITCH
AUDIO
AMPLIFIER DRIVER
C0ZBZ0001673
IC4501
38 IN3
46 IN1
40 IN4
44 IN2
3
1
2
5
6
AMPLIFIER
Q4202
21
L04
28
H04
27
VS4
3
4
AMPLIFIER
Q4201
3
1
2
5
6
AMPLIFIER
Q4203
22
L03
25
H03
26
VS3
3
4
AMPLIFIER
Q4204
3
1
2
5
6
AMPLIFIER
Q4207
16
L02
9
H02
10
VS2
3
4
AMPLIFIER
Q4208
3
1
2
5
6
AMPLIFIER
Q4205
15
L01
12
H01
11
VS1
3
4
AMPLIFIER
Q4206
AUDIO
AMPLIFIER DRIVER
C0ZBZ0001673
IC4202
38 IN3
40 IN4
44 IN2
46 IN1
X4202
X4201
D4218
D4219
39 COMP4
47 COMP1
39 COMP4
47 COMP1
45 COMP2
37 COMP3
45 COMP2
37 COMP3
10 5Y
8 4Y
9 4A
11 5A
13 6A
4
2Y
5
3A
6
3Y
3
2A
2
1Y
1
1A
12 6Y
OSCILLATOR AMP
C0JBAB000902
IC4201
FROM SYSTEM CONTROL
TO SYSTEM CONTROL
Q4509
Q4510
DC DETECT
CIRCUIT
DC DET AMP
DC DET AMP
Q4209,Q4210
DC DETECT
CIRCUIT
1 CTRL
4 VD
5 OS
TEMPERATURE
SENSOR
C0ZBZ0001675
IC4502
1 CTRL
4 VD
5 OS
TEMPERATURE
SENSOR
C0ZBZ0001675
IC4203
QR4501,QR4502
DC DETECT
CIRCUIT
19
5.3.
Power Supply
SA-MAX370GS,SA-MAX770GS POWER SUPPLY (1/2) BLOCK DIAGRAM
TO POWER SUPPLY
BLOCK (2/2)
3
5
4
6
7
8
9
10
11
12
1
2
PW -29V
-29V
PW XSW3R3V
+3.3V
PW SOC 1R5V
+1.5V
+5.4V
SYNC
PCONT
SYNC
TEMP DET
TEMP DET
PCONT2
PCONT3
PCONT
SMPS BP
DC DET AMP
SMPS BP
FROM/TO
SYSTEM CONTROL
FROM
SYSTEM CONTROL
FROM
SYSTEM CONTROL
FROM
SYSTEM CONTROL
MAIN P.C.B.
Q4511
SWITCH
DC DET AMP
PCONT3
PCONT2
PW -29V
TO
SYSTEM CONTROL
D4520
D4521
D4518
PW SYS3R3V
PW +3.3V
IC8009
DC-DC
CONVERTER
C0DBCYY00142
6 VIN
5 CTRL
SW 4
FB 1
PW +15V
PW +15V
PW SW12R0V
PW FL SW9V
PW FL SW9V
IC8007
+12V VOLTAGE
REGULATOR
C0DBEYY00146
3 VIN
5 EN
VO 1
FB 4
IC8010
+9V VOLTAGE
REGULATOR
C0CBCYG00004
2 EN
1 VIN
VO 3
FB 4
PW SYS3R3V
PW SOC 1R5V
IC8001
+1.5V VOLTAGE
REGULATOR
C0DBGYY00911
4 VIN
1 CN
VO 3
PCONT
PDET
PW +5V
PW SW5R4V
PW SW3R3V
PW SW12R0V
PW SW15R0V
3
2
AC INLET
P1001
F1501
F1401
DZ1001
8,9,10
8,9,10
P4501
CN1853
8
8
CN8001
CN1851
-B (-40V)
-B (-40V)
1,2,3
1,2,3
P4501
CN1853
+B (40V)
+B (40V)
PW +40V
PW -40V
7
7
CN8001
CN1851
SYS3.3V
SYS3.3V
PW XSW3R3V
SWITCHING MODE POWER
SUPPLY CONTROL
MIP2F20MSSCF
IC1402
SHUNT
REGULATOR
C0DAZYY00039
IC1701
TRANSFORMER
T1401
TRANSFORMER
T1502
D1402
D1104
D1208
D1105
D1001
D1601
D8009
D8001
D8003
D1403
D1404
D1406
D1405
D1702
D1706
D1704
D1703
D1705
FEEDBACK
CIRCUIT
FEEDBACK
CIRCUIT
SYNC
CIRCUIT
SYNC
QR1601
PCONT
SWITCH
Q1801
AM
BEATPROOF
CIRCUIT
Q1402
SWITCH
Q1502
SWITCH
Q1501
SWITCH
Q1101
SWITCH
Q1103
SWITCH
NPD
NP
3
4
2
1
Q1405
PCONT
SWITCHING
REGULATOR
C0DBBYY00077
IC1501
PFC CONTROL
C0DBBYY00075
IC1101
FB
SYNC
PCONT
TEMP DET
13
13
CN8001
CN1851
TEMP DET
4
4
CN8001
CN1851
PCONT
SMPS BP
3
3
CN8001
CN1851
SMPS BP
L1001
4
1
3
2
4
1
L1002
SMPS P.C.B.
5
VC1 1
CS1 7
VGL 11
VGH 16
VSEN 2
VS 15
CS2 8
VB 14
VC2 10
VCC 8
FB 1
OUT 7
OCL 4
Z/C 5
IL OUT 3
PFC CONTROL
C0DBBYY00076
IC1202
VCC 8
FB 1
6
3
11
15
12
9
16
13
TRANSFORMER
T1501
6
3
PFC
INDUCTOR
T1101
7
5
1
3
16
9
13
15
11
12
FB 2
VDD 1
D 5
VCC 4
CL 3
5
6
3
2
7
8
10
9
D1502
D1101
Q1203
SWITCH
Q1204
SWITCH
NPD
NP
OUT 7
OCL 4
Z/C 5
GND 6
PFC
INDUCTOR
T1203
7
5
1
3
D1207
D1206
D1503
SECONDARY
PRIMARY
Q1505
SHUNT
REGULATOR
C0DAZYY00039
IC1601
Q1404
Q1403,Q1702
9,10
9,10
CN8001
CN1851
15V
15V
F1001
PW -40V
-40V
PW +40V
+40V
Q8003
PW BT SW5R4V
SWITCH
QR8006
PCONT
Q8001
PW FL SW12V
SWITCH
QR8001
PCONT
PW SW3R3V
+5.4V
+5.4V
+5.4V
IC8003
+3.3V DC/DC
CONVERTER
C0DBAYY01685
8 PVIN
7 AVIN
SW 2
FB 4
5 EN
PW SW5R4V
PW SW5R4V
+5.4V
PW CD SW5R4V
+3.3V
+12V
+15V
PW +15V
IC8005
+5.4V DC/DC
CONVERTER
C0DBAYY01094
2 VIN
SW 10
VREF 7
BOOT 1
3 EN
PW +5V
PW +15V
IC8004
+5V DC/DC
CONVERTER
C0DBAYY01094
2 VIN
SW 10
VREF 7
BOOT 1
3 EN
IC8011
+3.3V VOLTAGE
REGULATOR
C0CBCYG00004
PW +15V
PW +15V
PW +3.3V
1 VIN
VO 3
FB 4
2 EN
D8013
20
SA-MAX370GS,SA-MAX770GS POWER SUPPLY (2/2) BLOCK DIAGRAM
TO POWER SUPPLY
BLOCK (1/2)
3
5
4
7
1
2
10
9
6
8
11
12
MAIN P.C.B.
PW +9V
F-
F+
-VP
F-
F+
-VP
SWITCHING
TRANSFORMER
T1700
Q1700
-VP
F+
F-
FL DISPLAY
VOLTAGE SUPPLY
CIRCUIT
NRST
PW XSW3R3V
IC1002
VOLTAGE
DETECTOR
C0EBE0000338
2 VIN
VOUT 1
AMP -5V
-5V
PW SW5R4V
PW SW5R4V
IC4003
VOLTAGE
CONVERTER
C0DBCZC00003
8 V+
1 FC
2 CAP+
4 CAP-
OUT 5
IC8002
HIGH
SIDE SWITCH
C0DBZYY00716
FROM/TO
SYSTEM CONTROL
TO SYSTEM CONTROL
TO SYSTEM CONTROL
TO SYSTEM CONTROL
USB P.C.B.
MIC P.C.B.
BLUETOOTH/NFC KIT
VOLUME JOG P.C.B.
5 VIN
VO 1
USB A SW5R1V
USB A PCONT
USB OVC
USB A PCONT
USB B PCONT
USB B PCONT
USB OVC
+5V
4 EN
3 FLAG
IC8008
HIGH
SIDE SWITCH
C0DBZYY00716
5 VIN
VO 1
USB B SW5R1V
+5V
4 EN
3 FLAG
USB5V
+5V
+12V
+12V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+12V
+12V
+3.3V
+3.3V
+5V
+5V
4
4
CN9002
P9002
USB A 5R2V
USB A 5R2V
9
9
CN1401
P1803
PW SW12R0V
PW SW12R0V
1
10
P1960
P1930
PW SW3R3V
4
27
P1700
P1601
PW SW3R3V
USB5V
+5V
3
3
CN9002
P9002
USB B 5R2V
USB B 5R2V
NOTE: “ * ” REF IS FOR INDICATION ONLY
D8011
D8004
D8008
D8010
QR8004
DC DETECT
PDET
PDET
PCONT
PDET
PW +5V
PW SW3R3V
PW XSW3R3V
PW BT SW5R4V
PW SW5R4V
PW SW12R0V
QR8005
DC DETECT
PW -40V
PW +40V
D8012
QR8003
DC DETECT
PDET +40V
PDET +40V
+5V
AMP +5V
NRST
BUTTON LEFT P.C.B.
PW STBY3R3V
2
29
P1500
P1802
PW STBY3R3V
PW STBY3R3V
4
9
P7701*
P1504
PW STBY3R3V
PW STBY3R3V
BT 5V
24
7
P1500
P1802
BT5V
BT5V
8
5
P7701*
P1504
PW FL SW9V
PW SW9V
PW SW9V
6,7
24,25
P1500
P1802
PW SW9V
PW SW9V
6,7
22,23
P1600
25,26
P1601
5,6
P1700
P1502
PW FL SW12V
PW FL12V
PW FL12V
11
20
P1500
P1802
PW FL12V
PW FL12V
11
18
P1600
21
P1601
10
P1700
P1502
+5V
+5V
PW SW5V
PW SW5V
12
19
P1500
P1802
PW SW5V
PW SW5V
12
17
P1600
20
P1601
11
P1700
P1502
2
27
P1600
P1502
2
29
P1700
P1601
ILLUMINATION JOG P.C.B.
FL DISPLAY P.C.B.
MULTI CONTROL P.C.B.
PW SW3R3V
5
26
P1500
P1802
PW SW3R3V
PW SW3R3V
3
11
P1932
P1503
PW SW3R3V
5
24
P1600
P1502
PW SW3R3V
PW SW3R3V
PW 1R8V
IC4801
+1.8V VOLTAGE
REGULATOR
C0DBGYY03252
4 VIN
1 CN
VO
+1.8V
+1.8V
3
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