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Model
SC-NA30GN SC-NA30P SC-NA30PC
Pages
71
Size
6.87 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / WIRELESS SPEAKER SYSTEM
File
sc-na30gn-sc-na30p-sc-na30pc.pdf
Date
PREV: Panasonic SC-NA30EE / SC-NA30GS / SC-NA30GSX Simplified Service Manual

Panasonic SC-NA30GN / SC-NA30P / SC-NA30PC Service Manual ▷ View online

49
13.4. MAIN (DAMP) CIRCUIT
A
A
SCHEMATIC DIAGRAM - 3
                                                                                SC
-NA30P/PC/GN
MAIN (DAMP) 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
MAIN (DAMP) CIRCUIT
TO LEFT
SPEAKER
NOTE: “ * ” REF IS FOR INDICATION ONLY
TO 
SUBWOOFER
SPEAKER
TO RIGHT
SPEAKER
AI: MAIN (AUDIO IN) CIRCUIT: SCHEMATIC DIAGRAM - 1
CH: MAIN (CHARGER) CIRCUIT: SCHEMATIC DIAGRAM - 5
MI: MAIN (MICON) CIRCUIT: SCHEMATIC DIAGRAM - 2
PW: MAIN (POWER) CIRCUIT: SCHEMATIC DIAGRAM - 4
R1427
220
C1436
1
C1435
1
J0JHC0000046
LB1402
LB1401
DIGITAL AUDIO POWER AMPLIFIER
J0JHC0000046
R1450
22
0
1
C1408
0.1
C1415
L1401
G1C150MA0426
1
G1
2
G2
P1402
LB1405
J0JHC0000094
C1417
0.22
C1432
10
C1433
10
C1409
1
100K
R1441
100K
R1442
C1456
1000P
1000P
C1458
1
C1457
1
C1459
J0JHC0000094
LB1409
SWITCH
SWITCH
DA2J10100L
D1406
R1419
22K
R1417
100K
DA2J10100L
D1405
Q1402
B1ABCF000011
1
G1
2
G2
P1403
LB1410
J0JHC0000094
C1446
10
C1447
10
0.1
C1439
0.1
C1440
C1441
0.22
G1C150MA0426
L1405
L1406
G1C150MA0426
R1409
22
0
R1408
47K
C1428
1000P
R1407
47K
C1427
1000P
LB1408
J0JHC0000094
100K
R1433
100K
R1432
C1462
1
C1463
1
R1405
47K
D1403
DA2J10100L
D1404
DA2J10100L
Q1401
B1ABCF000011
R1406
22K
L1404
G1C150MA0426
100K
R1431
C1460
1
L1402
G1C150MA0426
R1443
100K
C1452
1000P
1000P
C1453
C1416
0.1
C1461
1
J0JHC0000094
LB1407
1000P
C1455
DA2J10100L
D1402
DA2J10100L
D1401
1000P
C1454
1
G1
2
G2
P1401
L1403
G1C150MA0426
C1420
0.22
C1419
0.1
C1418
0.1
LB1406
J0JHC0000094
C1410 1
C1412
1
C1411 1
BT_SDO
BT_WCK
G_BT_BCK
R1438
DIGITAL AMPLIFIER WITH DSP
220
R1440
220
R1439
220
C14021000P
220
R1415
C1431 0.1
C1403 10
DAMP_MUTE
AUX_WCK
AUX_SDO
G_AUX_MCK
PW_SW1R8V
DGND
PW_SW3R3V
G_AUX_BCK
AMP_GND
DAMP_SLEEP
PW_DSP_SW8R4V
DAMP_CKMOD
G1401*
G1402*
R1444
220
C1438
1
R1430
220
R1429
220
1
C1437
10
C1405
15K
R14
22
R14
2
10
1
2
K
R14
2
4
R14
2
6
10K
LB1403
J0JBC0000010
LB1404
J0JBC0000010
10
C1401
100
R1437
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
C1AB00003800
IC1401
R1428
220
R1448
22
0
1
C1434
R1451
22
0
R1449
22
0
7
2
1
4 5
3
20
22
24 23
27
25
26
28
30
31
T1
29
32
21
THERMAL PAD
6
17
18
19
8
13
12
15
14
10
9
11
16
IC1402
C1AB00003984
R1446
22
0
R1445
22
0
R144
72
2
0
R1413
220
220
R1414
SDA
SCL
PDET2
DSP_MUTE
DSP_SLEEP
DSP_ERR
DSP_RESET
1M
R1402
C1414
15P
R1401
1.5K
C1413
10P
2
3
1
4
X1401
H0J245500110
C1406
1000P
C1407
10
R1410
22
0
220
R1412
22
0
R1411
C1430
4
7
P
C1404
0.1
C14
2
9
4
7
P
LCH 1-
RCH 1-
RCH 1+
SW+
SW-
LCH 1+
PVSSL
PVSSR
OUTMI
OUTPL
[37]AVSS
[38]REFA
GPIO5
SDI1
SDI2
D
VSS
MCK
D
VSS
LRCK
S
CLK
S
D
A
T
A
TE
S
T
G
A
IN
PLIMIT
2
[18]PORTN
[19]SLEEPN
PLIMIT1
CKMOD
BCK
TE
S
TB
[39]DVSSR
AVSS
OUTPL
PVSSL
OUTPL
[1]REFA
PVDDPL
MONO
[25]PVDDML
MUTEN
OUTML
PVSSL
OUTML
IO
V
DD
WCK
S
DO0
S
DO1
NC(OPEN)
PVSSR
PVDDMR
OUTMR
PVSSR
OUTMR
OUTPR
PVDDPR
OUTPR
[48]MCK_OUT
[2]GPIO6
PVDDPL
NC(OPEN)
[1]DVDD18
[13]XIN
IC_N
[26]PVDDPR
OUTPR
[25]NC(OPEN)
PLLVSS
S
LEEP_N
S
D
A
D
V
DD18
PROT_N
NC(OPEN)
TE
S
TR
MUTE_N
IRQ_N
[14]XOUT
S
CL
IO
V
DD
PLLVDD
SDI0
DVSS
OUTMR
BCK_IN
WCK_IN
PVDDML
PVDDMR
PW
AI
AI
AI
AI
PW
PW
PW
CH
MI
MI
MI
CH
CH
MI
MI
MI
MI
MI
MI
MI
MI
MI
MI
50
13.5. MAIN (POWER) CIRCUIT
A
A
SCHEMATIC DIAGRAM - 4
                                                                                SC
-NA30P/PC/GN
MAIN (POWER) 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
MAIN (POWER) CIRCUIT
NOTE: “ * ” REF IS FOR INDICATION ONLY
AI: MAIN (AUDIO IN) CIRCUIT: SCHEMATIC DIAGRAM - 1
CH: MAIN (CHARGER) CIRCUIT: SCHEMATIC DIAGRAM - 5
DA : MAIN (DAMP) CIRCUIT: SCHEMATIC DIAGRAM - 3
MI: MAIN (MICON) CIRCUIT: SCHEMATIC DIAGRAM - 2
C185
7
10
C1886
10
C1859
10
C188
7
10
PW_DSP_SW8R4V
0
R1891
C1858
10
3
1
2
4
5
C0DBAYY01629
IC1855
10
C1878
4
6
5
2
1
3
Q1851
B1CHQC000007
R1834
0.1
R1887
0
C1880
10
PW_STNBY3R3V
PW_SW1R8V
0
R1893
VOLTAGE REGULATOR
0
R1895
PW_SW3R3V
270K
R1866
140K
R1865
G1C220MA0392
L1854
FB
EN
 VIN
LX
0
R1894
10
C1875
VBUS_CHG_DET
PW_USB_SW5R0V
100K
R1837
PW_SW5R0V
1K
R1835
1K
R1833
R1836
100K
0
R1892
1
2
IP1891
1.1A
C1881
10
QR1830
B1GBCFNA0030
10K
R1838
C1830
10
R1839
SWITCH
470K
3
1
2
4
5
C0ABAA000071
IC1831
C1882
10
1.5K
R1868
1
2
5
6
3
4
IC1851
C0DBZYY00577
18K
R1882
27K
R1876
10
C1852
LP_EN
DGND
ADPT_CNT
MI
MI
CH
AI
DA
CH
AI
MI
MI
MI
MI
AI
MI
AI
MI
PW_+B
0
R1872
0
R1871
QR1855
B1GBCFNN0041
R1873
0
C1851
10
R1857
27K
C1855 5600P
150K
R1852
R1853
VOLTAGE REGULATOR
0
0.1
C1854
7
8
6
5
2
1
3
4
B1CHRC000047
Q1853
6
7
T1
5
2
4
3
8
THERM
A
L P
A
D
1
C0DBAYY01896
IC1852
5.6K
R1890
R1896
1K
R1856
33K
R1855
330K
180P
C1890
G1C4R7Z00014
L1851
12K
R1851
R1854
1
2
K
C1856
47P
B0JCND0000
2
1
D1851
R1869
470K
0.1
C1883
C1853
0.1
C1871
0.1
6
7
T1
5
2
4
3
8
THERM
A
L P
A
D
1
IC1854
C0DBAYY01798
R1874
0
R1884
0
P_CNT_2
P_CNT
C1870
10
470K
SWITCH
SWITCH
SWITCH
SWITCH
R1898
R1899
470K
QR1856
B1GBCFNN0041
C1891
0.1
S
D
G
FK3503010L
Q1857
C1895
+5V DC-DC CONVERTER
+3.3V DC-DC CONVERTER
1
4700P
C1865
100K
R1858
1
C1860
7
8
5
4 COMP
SS
GND
PDR
SW
VIN
REF
FB
3
2
1
6
IC1853
C0DBAYY01599
R1897
0
3300P
C1864
USB_CHG_OVC
USB_CHG_EN
180K
R1859
C1872
10
10
G1802*
B0JCND0000
2
1
D185
2
C1885
0.1
J0JHC0000046
LB1852
R1878
470K
R1879
10K
R1861
56K
C1873
B1GBCFNN0041
QR1853
C1866
10
10
10
10
C1868
C1869
C186
7
0
R1860
C1861
10
10
C186
2
R1863
0
150K
R1862
G1C220MA0392
L1853
R1864
47K
AGND
C1894
0.1
J0JHC0000046
LB1851
J0JHC0000046
LB1853
L1852
G1C100M00041
GND
+1.8V DC-DC CONVERTER
EN
IN
GND
FAULT
OUT
CURRENT LIMIT
ILIM
GND
+
VCC
-
OUT
EN
VIN
AGND
EN
PGND
SWITCH
SW
COMP
SW
GND
FB
PG
FB
VIN
BOOT
RT/CLK
POWER SUPPLY
VOS
DA
DA
DA
CH MI
AI
MI
MI
CH
51
13.6. MAIN (CHARGER) CIRCUIT
A
A
SCHEMATIC DIAGRAM - 5
                                                                                SC
-NA30P/PC/GN
MAIN (CHARGER) 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
MAIN (CHARGER) CIRCUIT
B
TO
JACK CIRCUIT
(P1902)
IN SCHEMATIC 
DIAGRAM - 6
B
TO
JACK CIRCUIT
(P1901)
IN SCHEMATIC 
DIAGRAM - 6
NOTE: “ * ” REF IS FOR INDICATION ONLY
: +B SIGNAL LINE
AI: MAIN (AUDIO IN) CIRCUIT: SCHEMATIC DIAGRAM - 1
DA : MAIN (DAMP) CIRCUIT: SCHEMATIC DIAGRAM - 3
MI: MAIN (MICON) CIRCUIT: SCHEMATIC DIAGRAM - 2
PW: MAIN (POWER) CIRCUIT: SCHEMATIC DIAGRAM - 4
TO BATTERY PACK
1
6
1
17
B0JCRD000025
D1802
C1821
0.01
G1801*
PW_USB_SW5R0V
68K
R1806
MDO
DEBUG_RX
DEBUG_TX
15K
R1831
0.1
C1809
LB1801
J0JHC0000046
C1813
10
C1814
10
0.1
C1810
PW_+B
2200P
C1819
B0JCRD000025
D1812
C1817
10
0
R1807
8
6
5
7
1
3
4
2
Q1804
FC8J33040L
270K
R1805
C1818
0.1
4
6
5
2
1
3
Q1802
B1CFRD000076
AMP_GND
DGND
0.1
C1804
R1801
68K
C1822
1
680
R1827
22K
R1802
3.9K
R1813
C1811
0.1
R1812
1.8K
SWITCH
AUX_DET
C1825
470P
AUX_GND
AUX_RIN
AUX_LIN
G1
G2
2
4
3
1
6
5
P1811
QR1802
B1GBCFNN0041
RESET
3.9K
R1824
56
R1830
D1801
DB2S31100L
0.047
C1807
C1815
1
8
6
5
7
1
3
4
2
Q1803
FC8J33040L
10
R1804
POWER SUPPLY
POWER SUPPLY
1
C1806
R1819
0
150
R1809
47K
R1818
100K
R1810
C1808
100P
100K
R1808
IOUT
SCL
SDA
PW_STNBY3R3V
D1803
DB2S31100L
10
R1829
ACOK
BAT_DET
0.1
C1801
0.1
C1803
C1816
0.1
R1828
10
2
1
4
1
2
14
T1
17
18
19
16
15
20
3
1
3
THERMAL PAD
1
1
5
10
8 9
7
6
C0DBDYY00081
IC1802
0.1
C1802
0.033
R1803
6
5
8
9
7
12
13
10
11
15
14
2
1
4
3
G1
G2
17
16
P1801
1.8K
R1814
3
1
2
B0ADCH000008
D1813
G1C150M00023
L1801
47K
R1823
BAT_ERR
R1825
470K
C1812
10
2
4
3
1
6
5
P1802
10K
R1817
1K
R1826
SWITCH
SWITCH
S
D
G
FJ3303010L
Q1805
10
C1805
QR1801
B1GBCFNN0041
TH_TEMP_DET
BAT-
BAT+
BAT+
TH
ERROR
BAT-
CHARGER
SRP
S
D
A
IOUT
ACOK
A
CDET
ACDRV
ILIM
S
CL
SRN
[11]BATDRV
[15]LODRV
BT
S
T
HIDR
V
REGN
GND
ACN
V
CC
GND
USB_VBUS
USB_VBUS
GND
DC-IN
DC-IN
DC-IN
GND
USB_VBUS
GND
GND
AGND
AGND
GND
MDO
DEBUG_TX
PW_STNBY_3R3V
AUX_DET
RESET
AUX R-IN
AUX L-IN
DEBUG_RX
GND
PH
AS
E
ACP
CMSRC
SWITCH
PW
PW
DA
PW
PW
MI
MI
MI
AI
AI
AI
MI
MI
MI
MI
DA
DA
MI
MI
MI
1
C1823
52
13.7. JACK, VOLUME & MOTOR CIRCUIT
B
B
SCHEMATIC DIAGRAM - 6
                                                                                SC
-NA30P/PC/GN
JACK / VOLUME / MOTOR 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
JACK CIRCUIT
D
MOTOR CIRCUIT
C
VOLUME CIRCUIT
A
TO
MAIN (MICON) CIRCUIT
(P1003)
IN SCHEMATIC 
DIAGRAM - 2
D
TO
MOTOR CIRCUIT
(P1931)
IN SCHEMATIC 
DIAGRAM - 6
NOTE: “ * ” REF IS FOR INDICATION ONLY
: +B SIGNAL LINE
C
TO
VOLUME CIRCUIT
(P1923)
IN SCHEMATIC 
DIAGRAM - 6
A
TO
MAIN (CHARGER) CIRCUIT
(P1811)
IN SCHEMATIC 
DIAGRAM - 5
FOR FIRMWARE
DOWNLOAD
1
8
1
1
6
A
TO
MAIN (CHARGER) CIRCUIT
(P1801)
IN SCHEMATIC 
DIAGRAM - 5
17
+
S1921
J0JBC0000028
L1902
J0JBC0000028
L1903
G1
G2
2
4
3
1
6
5
P1903
2
4
3
1
6
5
P1901
C1910
1
L1901
J0JBC0000028
J0JBC0000028
L1904
C190
2
4
7
00P
4
7
00P
C1901
C1904
10
10
1
2
IP1901
0.15A
C1905
6
5
8
9
11
12
10
14
15
13
7
2
1
4
3
17
16
P1902
R1903
0
LB1901
J0JHC0000046
C1903
0.1
7
6
3
4
2
5
1
JK1902
13
2
JK1904
2
G
1
4
G
3
JK1903
GND
GND
DC_IN
DC_IN
DC_IN
GND
AUX_DET
AUX R-IN
AUX L-IN
RESET
GND
GND
DGND
DGND
USB_VBUS
USB_VBUS
USB_VBUS
MDI
DEBUG_TX
DGND
RESET
MDI
DEBUG_RX
DEBUG_TX
PW_STNBY_3R3V
DEBUG_RX
DGND
PW_STNBY_3R3V
DGND
RESET
AUX IN
DGND
USB5V
DC IN
12V
+D
DC OUT
5V 1A
-D
C1927
1000P
3
G2
G1
1
VR1922
3
1
2
G1
5
4
G2
P1923
3
G2
G1
1
VR1923
1000P
C1922
C1923
1000P
C1926
1000P
C1925
1000P
22K
R1925
C1924
100P
100P
R1926
12K
C1921
2
4
3
1
G1
6
8
7
5
G2
P1922
3
G2
G1
1
VR1921
VOLUME
TREBLE
VOL_JOG
DGND
BASS_JOG
TREBLE_JOG
M+
POS_SW1
M-
M+
M-
GND
POS_SW1
POS_SW2
POS_SW2
BASS
TL1931*
C1931
TL1932*
C1932
4
3
1
2
S1931
4
3
1
2
S1932
C1933
0.01
0.01
0.01
0.01
C1934
3
1
2
G1
5
4
G2
P1931
M-
M+
GND
POS_SW1
POS_SW1
POS_SW2
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