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

29
6.8.
Main (MICON) Circuit (2/2)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
C
D
B
E
G
H
F
A
 MAIN (MICON) CIRCUIT
SCHEMATIC DIAGRAM - 7
 SA-MAX370GS,SA-MAX770GS 
MAIN (MICON) CIRCUIT
2/2
1/2
TO MAIN (MICON)
CIRCUIT (1/2)
P1
IO: MAIN (I/O EXPANSION): SCHEMATIC DIAGRAM - 1
AB: MAIN (AMP BTL): SCHEMATIC DIAGRAM - 4 ~ 5
FE: MAIN (FE): SCHEMATIC DIAGRAM - 10
KA: MAIN (KARAOKE): SCHEMATIC DIAGRAM - 11
DI: MAIN (DIGITAL-POWER): SCHEMATIC DIAGRAM - 12 ~ 13
US: MAIN (USB): SCHEMATIC DIAGRAM - 14
AU: MAIN (AUX TUNER): SCHEMATIC DIAGRAM - 15
: +B SIGNAL LINE
: -B SIGNAL LINE
: TUNER/AUX/MIC AUDIO INPUT SIGNAL LINE
: CD AUDIO INPUT SIGNAL LINE
: USB SIGNAL LINE
R1011
220
R1066
100
R1065
100
J0JCC0000286
LB1026
R1023
220
J0JCC0000287
LB1020
J0JCC0000287
LB1019
J0JCC0000287
LB1021
R1012
220
I2C_SCL
DJ_JOG_A
BT_HOST_WAKE
DJ_JOG_B
I2C_SDA
LB1025
J0JCC0000286
LB1027
J0JCC0000286
8
6
5
7
4
2
1
3
D1H82224A042
RX1002
C1011
0.1
R1001
470
MD
LDO
F
C1013
3.3
TRVDRV
SPDRV
FODRV
TRDRV
0.1
C1018
C1012
0.22
C1015
0.1
C1014
16V100
BD
E
VBIAS
NRST
NRST
LB1002
J0JBC0000010
C1002
0.1
C1003
0.1
10
C1025
J0JCC0000287
LB1024
J0JCC0000287
LB1022
J0JCC0000287
LB1023
C1007
0.1
G_DSP_BCK
DSP_SDO0
DSP_WCK
C1006
0.1
C1004
0.1
C1005
0.1
R1106
10K
10K
R1105
Q1001
B1ABCF000176
SWITCH
R1033
AC
J0JBC0000010
LB1003
R1029
10K
R1031
10K
C1024
10
PW_SOC_1R5V
SMPS_ID
TEMP_DET
KEY1
LB1005
10
C1017
C1010
0.1
R1150...SA-MAX770
0
R1152...SA-MAX370
0
C1016
680P
6.3V330
LB1001
J0JBC0000010
10K
R1032
R1044
10K
R1043
10K
R1045
100
C1023
10
0.1
C1008
1000P
C1034
R1034
20K
39K...SA-MAX370GS
10K...SA-MAX770GS
R1046
100
C1035
1000P
C1033
1000P
C1032
1000P
C1031
1000P
C1036
0
C1028
22P
R1026
220K
H0A327200181
X1002
C1026
18P
C1029
15P
R1027
10M
BT_UART_TX
R1067
68K
R1068
15K
R1022
220
LB1017
J0JCC0000286
LB1018
J0JCC0000286
LB1016
J0JBC0000010
R1013
220
0.1
C1019
LB1004
J0JBC0000010
LB1006
J0JBC0000010
C1020
10
LB1007
J0JBC0000010
C1009
0.1
C1022
10
C1021
10
8
6
5
7
4
2
1
3
RX1004
D1H82224A042
J0JCC0000286
LB1012
R1038
10K
R1028
100
UART1_RXD
UART1_TXD
R1050
100
C1037
0.1
R1051
100
R1018
100
8
6
5
7
4
2
1
3
D1H81014A042
RX1003
R1016
100
R1017
100
R1049
100
R1048
C1030
100
100P
LB1011
J0JCC0000286
J0JCC0000286
LB1014
J0JCC0000286
LB1013
R1100
100
J0JCC0000286
LB1015
BT_UART_RX
BT_UART_RTS
LB1039
J0JBC0000010
LB1037
J0JBC0000010
LB1038
J0JBC0000010
G_TUN_BCK
TUN_WCK
DGND
PW_XSW3R3V
PCONT2
USB_B_OVC
USB_SEL
US
DI
DI
IO
IO
US
US
DI
DI
DI
AU
AU
AU
DI
IO
IO
IO
IO
AU
USB_B_PCONT
PCONT
USB_D-
USB_D+
SYNC
DC_DET_AMP
PDET
TUN_INT
NFC_IRQ
SP_INT
SP_SDA
SP_SCL
TUN_SDO
PCONT3
2
1
7
8
4
3
6
5
RFKWFAX370LM...MAX370GS
RFKWFAX770LM...MAX770GS
16M FLASH MEMORY
IC1003
127
125
123
117
116
118
115
120
121
119
98
97
99
105
104
106
102
100
101
103
113
111
109
108
110
112
114
107
122
124
126
63
50
52
51
45
47
46
41
42
38
34
36
37
35
40
39
44
43
49
48
60
62
61
56
57
53
55
54
59
58
64
95
92
93
88
89
84
85
80
81
72
67
65
66
71
69 68
70
76
78
79
77
73
75 74
83 82
87 86
91 90
94
96
9 10
7
8
12
15 16
13 14
11
1
4
2
3
6
5
128
31
29
23
26 27
24 25
18 19
17
22
20 21
28
30
32
33
C1AB00004188
SOC
IC1001
NRST
R1025
1M
100
R1024
C1027
18P
2
3
1
4
X1001
H0J169500036
C1040
0.1
0.1
C1001
GND
D3R3V
SDA
WP
SCL
DVDDIO
CLK
VCC
REXTI
AVSSC
GPIO15
GPIO17
GPIO16
GPIO13
GPIO14
DQ0
HOLD
USB_DP
USB_DM
DVSS
SDA1
SCL1
RCR
SD_WP
RESETX
XIN_32K
BCKI1
DATAI1
LRCKI1
BCKI2
GPIO18
GPIO19
LRCKI2
DATAI2
BD
BIAS
AC
F
LD
PD
FCO
TDOUT
SDOUT
FDOUT
ASY
PCO
[67]JTAD TCK
[66]JTAG TDO
[65]CLK88
AGND1
E
ADIN5
ADIN7
ADIN6
ADIN2
GPIO6
GPIO5
ADIN1
[34]ADIN0
[33]VDD_ADC
SSDI
MSDO
SSCS
SSDO
GPIO3
GPIO4
SSCLK
ADIN4
ADIN3
VDDQ
SD_CMD
SD_DAT2
SD_DAT3
SD_DAT0
SD_DAT1
SD_CLK
DVSS
SVSS
SVDD
MSDI
MSCS
VSSQ
GPIO2
MSCLK
DVDD_M1
DVSSQ
GPIO0
GPIO1
EQO
AD_MONI0
AVDD1
AD_MONI1
VSS_ADC
ANAMONI1
ANAMONI0
RFI
UART1_RXD
UART0_RXD
UART0_CTS
UART0_TXD
UART0_RTS
UART1_TXD
[96]AVDDC
[95]GPIO12
[94]GPIO11
SD_CON
SD_WP
GPIO5
SSDI
MSDO
SSCS
SSDO
GPIO3
GPIO4
SSCLK
SD_CMD
SD_DAT2
SD_DAT3
SD_DAT0
SD_DAT1
SD_CLK
MSDI
MSCS
GPIO2
MSCLK
GPIO0
GPIO1
SD_CON
[128]XOUT_PLL
[127]XIN_PLL
[126]TMODE
XOUT_32K
FL_CLK
DVDD_M2
GPIO10
FL_DAT0
SVDD
SVSS
SCL0
SDA0
DVSS
CLVOUT
DVSS
BCKO1
DATAO2
LRCKO1
FL_CS
FL_DAT1
FL_DAT2
GPIO7
JTAG TDI
JTAG TMS
JTAG TRST
GPIO9
DVDDIO
DATAO1
MCLKO1
GPIO8
FL_DAT3
DQ2
VSS
CS#
DQ1
KA
KA
KA
DS
IO
IO
IO
FE
IO
DI
DI
DI
IO
FE
FE
FE
FE
FE
FE
FE
FE
FE
FE
DS
R1154...GS
0
30
6.9.
Main (Amp Single) Circuit (1/2)
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
A
 MAIN (AMP SINGLE) CIRCUIT
SCHEMATIC DIAGRAM - 8
 SA-MAX370GS,SA-MAX770GS 
MAIN (AMP SINGLE) CIRCUIT
2/2
1/2
TO MAIN (AMP SINGLE)
CIRCUIT (2/2)
1
5
6
2
3
4
7
8
P1
: +B SIGNAL LINE
: -B SIGNAL LINE
NOTE: “ * ” REF IS FOR INDICATION ONLY
IO: MAIN (I/O EXPANSION): SCHEMATIC DIAGRAM - 1
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 3
AB: MAIN (AMP BTL): SCHEMATIC DIAGRAM - 4 ~ 5
: AUDIO OUTPUT SIGNAL LINE
B0ACGM000001
D4208
47K
R4248
B0ACGM000001
D4207
4.7
R4249
R4251
47K
AMP_FHOP
C4271
1
2
1
13
5
4
10
11
8
7
9
6
3
12
14
C0JBAB000902
OSCILLATOR AMP
IC4201
AB
IO
IO
IO
IO
IO
AB
AB
AB
AB
DS
DS
DS
AMP_EXT_CLK
1K
R4288
R4290
0
PW_SW5R4V
C4270
100P
0
R4294
R4286
1K
R4285
1M
LB4271
J0JBC0000010
R4282
0
X4201
H2A464300001
100P
C4277
C4276
100P
1M
R4281
0
R4280
1M
R4279
X4202
H2A500300018
C4275
100P
QR4202
B1GBCFJJ0040
SWITCH
C4273
0.01
C4274
100P
C4272
0.01
D4219
B0ACCK000005
22
R4283
4.7K
R4284
B0ACCK000005
D4218
C4278
47P
C4279
47P
R4250
3.9K
R4217
4.7
5.6K
R4216
4.7K
R4219
C4228
22
10K
R4252
R4247
10K
PW_-40V
PW_+40V
22
R4246
3.9K
R4235
22
C4226
R4230
10K
C4224
0.1
C4225
22
0
R4272
4.7
R4221
10K
R4239
47K
R4240
4.7
R4241
D4206
B0ACGM000001
B0ACGM000001
D4205
4.7
R4220
B0ACGM000001
D4202
4.7
R4232
47K
R4231
47K
R4226
10K
R4224
R4233
47K
B0ACGM000001
D4203
B0ACGM000001
D4204
B0ACGM000001
D4201
R4225
47K
3.9K
R4222
R4223
10K
10K
R4236
C4256
0.1
3
1
2
4
5
C0ZBZ0001675
TEMPERATURE SENSOR
IC4203
8.2K
R4207
1.5K
R4206
AMP_GND
AMP_-5V
AMP_+5V
C4203
2.2
C4209
100P
C4210
1000P
C4211
2200P
2200P
C4212
R4201
10
R4202
10
150
R4212
C4216
2200P
150
R4211
C4221
1000P
C4215
2200P
C4219
2200P
C4222
2200P
C4214
2.2
DS
FRONT LEFT (3
ȍ
)
FOR SA-MAX370GS
DS
LEFT HIGH
FOR SA-MAX770GS
DS
SW RIGHT (3
ȍ
)
FOR SA-MAX370GS
DS
RIGHT MID LOW
FOR SA-MAX770GS
DS
FRONT RIGHT (3
ȍ
)
FOR SA-MAX370GS
DS
RIGHT HIGH
FOR SA-MAX770GS
DS
SW LEFT (3
ȍ
)
FOR SA-MAX370GS
DS
LEFT MID LOW
FOR SA-MAX770GS
C4213
100P
1.5K
R4209
8.2K
R4210
C4220
0.33
C4218
100P
1.5K
R4214
8.2K
R4213
PW_THERMO
DGND
DGND
AMP_TEMP_DET
150
R4208
68K
R4253
68K
R4254
2200P
C4204
150
R4204
B1GDCFJJ0047
SWITCH
SWITCH
QR4203
PW_SW3R3V
PW_-29V
DAMP_MOD_DA
C4208
0.33
C4207
100P
R4259
10K
1.5K
R4203
8.2K
R4205
C4206
1000P
R4257
1.5K
C4229
10
C4201
2.2
C4205
2200P
D4209
B0ACCK000005
AMP_SHUTDOWN
B1GBCFJJ0007
QR4201
4
5
T1
45
46
44
48
47
2
1
3
32
34
36 35
33
42
40
41
43
37
39
38
8
15
17
16
13
14
9
6
7
27
25
22
23
20
19
21
24
26
18
30
31
28
29
THERMAL
PAD
11 12
10
C0ZBZ0001673
AUDIO AMPLIFIER DRIVER
IC4202
R4242
3.9K
C4217
1000P
C4202
2.2
68K
R4255
68K
R4256
2.2K
R4215
C4223
0.1
10K
R4243
R4244
47K
C4227
22
R4238
22
R4237
22
22
R4228
22
R4234
R4227
22
R4229
22
22
R4245
IN2
VAA
IN1
COMP2
VSS
NC
LO2
VCC2
LO1
NC
NC
NC
HO2
VB2
HO1
VS2
VS2
VS1
VS1
NC
NC
CSH2
OS
VD
CTRL
GND
VTEMP
DS
NC
CSH1
VB1
COMP1
CSD
HO4
NC
VB4
VB3
VS4
VS4
COMP3
VCC
COM
IN4
COMP4
GND
[36]VREF
IN3
LO3
CSH3
[25]HO3
COM2
LO4
[34]DT
[26]VS3
VS3
[35]OCSET
CSH4
3Y
1Y
2A
1A
3A
2Y
5A
6Y
5Y
6A
VDD
VSS
4Y
4A
100P
C4269
R4292
0
R4293
0
AMP_EXT_CLK2
AB
31
6.10. Main (Amp Single) Circuit (2/2)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
C
D
B
E
G
H
F
A
 MAIN (AMP SINGLE) CIRCUIT
SCHEMATIC DIAGRAM - 9
 SA-MAX370GS,SA-MAX770GS 
MAIN (AMP SINGLE) CIRCUIT
2/2
1/2
TO MAIN (AMP SINGLE)
CIRCUIT (1/2)
1
3
2
4
5
6
P1
8
7
FOR SA-MAX370GS
: +B SIGNAL LINE
: -B SIGNAL LINE
NOTE: “ * ” REF IS FOR INDICATION ONLY
FA: MAIN (FAN LED): SCHEMATIC DIAGRAM - 2
AB: MAIN (AMP BTL): SCHEMATIC DIAGRAM - 4 ~ 5
DI: MAIN (DIGITAL-POWER): SCHEMATIC DIAGRAM - 12 ~ 13
: AUDIO OUTPUT SIGNAL LINE
FOR SA-MAX370GS
TO
SPEAKERS
TO
SPEAKERS
FOR SA-MAX770GS
FOR SA-MAX770GS
3
2
5
7
9
11
12
10
8
6
G2
4
1
G1
JK4201
JK4201
C4261
3300P
C4262
3300P
FA
1
C4233
C4232
1
C4231
1
1000P
C4283
4
6
5
2
1
3
Q4201
B1CBRK000001
C4230
1
4
6
5
2
1
3
Q4202
B1CBRK000001
GND_PW
B0HCMM000019
D4210
D4211
B0HCMM000019
PW_-40V
PW_-40V
1
C4255
50V3300
C4281
PW_+40V
PW_+40V
1
C4254
50V3300
C4280
0.47
C4291
2.7K
R4262
2.7K
R4261
R4260
10
C4235
0.1
C4241
1
C4240
1
C4239
1
4
6
5
2
1
3
Q4204
B1CBRK000001
D4212
B0HCMM000019
D4213
B0HCMM000019
C4257
3300P
C4259
3300P
C4260
3300P
C4258
3300P
2
4
3
1
G0C100Z00007
L4201
DGND
DC_DET_AMP
C4246
1
C4247
1
C4245
1
C4264
3300P
C4263
3300P
D4214
B0HCMM000019
D4215
B0HCMM000019
0.47
C4293
R4268
10
2.7K
R4266
2.7K
R4267
+SW LEFT (6
ȍ
)
-SW RIGHT (6
ȍ
)
-SW LEFT (6
ȍ
)
+SW RIGHT (6
ȍ
)
-SW RIGHT (6
ȍ
)
+SW LEFT (6
ȍ
)
+SW RIGHT (6
ȍ
)
-SW LEFT (6
ȍ
)
C4251
1
C4253
1
D4217
B0HCMM000019
2
4
3
1
G0C100Z00007
L4202
Q4210
B1ABCF000176
R4274
10K
R4278
120K
R4271
10
C4248
0.1
0.47
C4294
2.7K
R4270
2.7K
R4269
D4216
B0HCMM000019
Q4209
B1ABCF000176
DC DETECT
DC DETECT
R4276
120K
R4277
68K
R4275
68K
C4282
6.3V47
C4252
1
1
C4249
C4242
0.1
1
C4243
4
6
5
2
1
3
Q4206
B1CBRK000001
4
6
5
2
1
3
Q4205
B1CBRK000001
4
6
5
2
1
3
Q4207
B1CBRK000001
4
6
5
2
1
3
Q4208
B1CBRK000001
AMPLIFIER
AMPLIFIER
AMPLIFIER
AMPLIFIER
1
C4237
2.7K
R4264
2.7K
R4263
C4236
0.1
R4265
10
0.47
C4292
4
6
5
2
1
3
Q4203
B1CBRK000001
AMPLIFIER
AMPLIFIER
AMPLIFIER
AMPLIFIER
-FRONT RIGHT (3
ȍ
)
-FRONT LEFT (3
ȍ
)
-SW LEFT (3
ȍ
)
-SW RIGHT (3
ȍ
)
+SW LEFT (3
ȍ
)
+FRONT LEFT (3
ȍ
)
+SW RIGHT (3
ȍ
)
+FRONT RIGHT (3
ȍ
)
3
2
5
7
9
11
12
10
8
6
G2
4
1
G1
-RIGHT LOW
+LEFT LOW
+RIGHT LOW
-LEFT LOW
-RIGHT HIGH
-LEFT HIGH
-LEFT MID LOW
-RIGHT MID LOW
+LEFT MID LOW
+LEFT HIGH
+RIGHT MID LOW
+RIGHT HIGH
VS2
VS1
VS4
VS3
DI
FA
DI
AB
AB
AB
AB
+LEFT LOW
-RIGHT LOW
-LEFT LOW
+RIGHT LOW
AB
AB
AB
AB
C4267
3300P
C4268
3300P
C4266
3300P
C4265
3300P
C4284
1000P
C4285
1000P
32
6.11. Main (FE) Circuit
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
A
C
D
B
E
G
H
F
A
 MAIN (FE) CIRCUIT
SCHEMATIC DIAGRAM - 10
SA-MAX370GS,SA-MAX770GS MAIN (FE)
 CIRCUIT
M
TO
CD INTERFACE
CIRCUIT (CN7002) 
IN SCHEMATIC 
DIAGRAM - 20
: +B SIGNAL LINE
TO OPTICAL PICKUP UNIT
IO: MAIN (I/O EXPANSION): SCHEMATIC DIAGRAM - 1
MI: MAIN (MICON): SCHEMATIC DIAGRAM - 6 ~ 7
DI: MAIN (DIGITAL-POWER): SCHEMATIC DIAGRAM - 12 ~ 13
: CD AUDIO INPUT SIGNAL LINE
1
10
J0JBC0000010
LB5013
F+
F-
T+
PW_SW3R3V
DGND
AC
F
68K
R5006
BD
R5037
0
8
6
5
7
4
2
1
3
RX5001
D1H81034A042
VBIAS
J0JBC0000010
LB5015
T-
R5038
0
J0JBC0000010
LB5014
R5012
0
R5014
0
C5010
0.01
J0JHC0000045
LB5003
10
C5009
LDM+
LDM-
TRV-
TRV+
F+
F-
FODRV
C5013
10P
PW_CD_SW5R4V
INNER_SW
OPEN_SW
MI
MI
MI
MI
MI
MI
MI
MI
IO
IO
MI
MI
MI
MI
MI
MI
MI
MI
DI
CLOSE_SW
68P
C5022
TRVDRV
LD_CW
LD_CCW
C5014
10P
R5011
6.8K
R5013
47K
0.1
C5011
J0JHC0000045
LB5004
1.2K
R5009
R5008
100
1000P
C5012
SPM-
T-
SPM+
C5019
25V1000
T+
R5010
1K
2
1
27
5
4
24 25
22
17
19
18
15 16
30
20 21
7
11 10
13
14
12
8 29
9
23
6
3
26
28
IC5001
C0GBY0000213
5CH MOTOR DRIVER
R5015
0
TRDRV
SPDRV
R5016
100K
C5016
10P
C5015
10P
R5017
0
R5018
15K
LB5007
J0JBC0000010
TRV-
LDM+
TRV+
LDM-
SPM-
LB5009
J0JBC0000010
LB5008
J0JBC0000010
J0JBC0000010
LB5006
J0JBC0000010
LB5012
SPM+
LB5011
J0JBC0000010
LB5010
J0JBC0000010
J0JBC0000010
LB5001
2200P
C5007
C5023
100P
C5024
100P
C5025
1000P
C5026
1000P
C5031
100P
C5030
100P
C5029
100P
C5028
1000P
C5027
100P
R5019
4.7
MD
G1C100KA0101
LB5002
D5001
B0JCAE000001
1K
R5022
LDO
Q5001
B1ADCF000001
LASER DRIVE
LB5016
J0JBC0000010
0
R5023
C5018
0.01
C5020
10V100
E
68K
R5005
LB5005
J0JBC0000010
2200P
C5008
R5020
100K
4.7
R5021
C5021
10V100
6
8
9
7
2
1
4
5
3
10
P5001
0.01
C5002
C5001
10
10
C5003
C5004
0.1
6
7
5
9
13
15
14
11
10
12
21
22
18
16
17
20
19
8
1
3
4
2
24
23
P5002
A
F
B
VREF
T+
D
C
RF
T-
PD GND
NC
NC
NC
GND
E
NC
MD/LPD
GND-LD
DVD-LD
CD-LD
VCC(5V)
CD/DVD SW
F-
DGND
RESET_SW
SPM-
SPM+
CLOSE_SW
TRV-
TRV+
LDM-
LDM+
OPEN_SW
F+
VINFC
TRB_1
MUTE
BIAS
VOTK+
VOFC+
VOLD-
VOSL+
NC
VOTR-
VCC
VCTL
VOTR+
PVCC
VOSL-
VOLD+
REGO2
VINTK
GND
FIN
REV
FWD
VINLD
FIN
NC
REGO1
VINSL+
TRB_2
VOFC-
VOTK-
R5039
0
R5040
0
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