DOWNLOAD Panasonic SA-NS55DBEB Service Manual ↓ Size: 10.11 MB | Pages: 97 in PDF or view online for FREE

Model
SA-NS55DBEB
Pages
97
Size
10.11 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / CD STEREO SYSTEM
File
sa-ns55dbeb.pdf
Date
PREV: Panasonic SA-NC9EE / SF-NC9EE Simplified Service Manual

Panasonic SA-NS55DBEB Service Manual ▷ View online

15.3. MAIN CIRCUIT
DAB_CLK
DAB_TX
DAB_RST
DAB_RX
DAB_TU_RST
DAB_TU_SCL
DAB_TU_SDA
DAB_MODE
A
R853
0
D
220
R850
F G H
I
R846
1K
0
R849
R847
1K
0
R848
TO
TUNER EXTENT
CIRCUIT 
(JW810) IN
SCHEMATIC
DIAGRAM - 7
TO
MOTOR CIRCUIT
(JW701) IN
SCHEMATIC
DIAGRAM - 10
TO
POWER CIRCUIT
(JW805)
IN SCHEMATIC
DIAGRAM - 9
B1
B2
B3
B5
B6
B8
B7
C
E
J
K
L M N O P Q
R S T U
V W
X
B4
A
B
10
R723
D608
B0ACCK000005
SUB+B_11V
PCONT_2
CD7.5V
9.6V
VCC+15V
7
9
10
8
4
5
1
3
2
6
12
11
CN805
9.6V
TU_SDA
TU_CLK
TU_ST
DET_OUT
TUNED
R207
4.7K
MPORT_R
8.2K
R411
Q723
Q723
B1GDCFGG0026
MUTING SWITCH
4.7K
R720
68K
R232
12K
R231
47
R234
6.3V47
C235
100P
C234
100P
C233
50V1u
C231
47
R235
1K
R721
R722
2R2K
Q721
B1GBCFJJ0044
MUTING SWITCH
50V10
C720
220P
C410
R444
3.3K
C441
0.015u
0.1u
C215
C214
0.082
C415
0.1u
C414
0.082
C440
0.015u
R443
3.3K
C449
0.015u
CD_LCH
6.8K
R204
DOCK_LPB
6
8
9
7
2
1
4
5
3
10
11
CN701B
MECH_RIN
CD7.5V
MECH_FIN
MECH_SFD
OP_LEVEL
DC_DET
9.6V
MECH_SFU
PGND
12K
R208
R408
12K
DOCK_RPB
2R7K
R203
CD_RCH
R403
2R7K
6.8K
R209
6.8K
R409
6.8K
R404
3.3K
R201
3.3K
R401
C409
50V2.2
C207
50V2.2
C407
50V2.2
C209
50V2.2
C202
0.22u
C402
0.22u
C431
50V1u
50V0.33
C448
R422
100K
68K
R432
12K
R431
C433
100P
C434
100P
330P
C432
C435
6.3V47
R435
47
R434
47
6.3V47
C723
R421
4R7K
C724
0.01u
3.9K
R436
R433
1K
C249
0.01u
Q422
Q421
Q221, Q222, Q421, Q422
B1ABGC000001
MUTING SWITCH
3R9K
R437
MUTE_B
R441
33
C450
100P
C465
47P
HP_R
C230
50V1u
50V1u
C430
C463 25V47
C447
25V47
C464
47P
100
R840
100
R842
R841
100
TU_ST
AD_ST
OP
AD_FSKIP
AD_PLA
Y
TU_CLK
VERR
1K
R837
AD_REV
TUNED
USB_MMOD
AD_RSKIP
AD_FWD
9.6V
ASP_DA
T
A
ASP_CLK
LOADING
C818
16V10
D802
B0ACCK000005
R854
470K
220
R851
TERR
D805
D804
R844
100
R845
100
D804, D805
B0ACCK000005
DC_DET
OP_LEVEL
100P
C815
15K
R838
15K
R839
15K
R829
R830
10K
R834
15K
C206
220P
C208
220P
220P
C408
220P
C406
C442
0.015u
C211
0.22u
R227
3R9K
R236
3R9K
Q222
1K
R233
16V220
C248
Q221
0.01u
C236
C411
0.22u
0.01u
C436
C250
100P
R420
4R7K
C232
330P
R220
100K
6
7
5
2
4
3
8
1
IC804
IC804
C0ABBB000297
OP-AMP IC
HP_L
D720
B0ACCK000005
Q722
B1GBCFJJ0044
MUTING SWITCH
Q722
Q721
B0ACCK000005
D721
MUTEA
HP_SW
50V0.1
C443
3.9K
R442
0.039u
C446
50V0.1
C445
3.9K
R445
C444
0.039u
2
1
31
7
26
8
25
5
29
28
6
27
17
18
15
16
13
11
9
10
12
21
20
23
24
22
14
19
3
4
30
32
IC805
C1BB00000732
ASP IC
2R7K
R202
C401
220P
2R7K
R402
C201
220P
MPORT_L
R447
12K
8.2K
R211
C210
W1122
0
220P
3
2
6
7
4
5
1
9
8
CN810
4.7K
R205
R410
27K
DAB_R
39K
R406
220P
C404
DAB_L
39K
R206
C204
220P
27K
R210
12K
R446
MUTE_B
+B
+VCC
+VCC
AGND
IN_R
PCONT2
SUB+B_11V
OP_LEVEL
EARTH_GND
9.6V
CD7.5V
IN_L
PGND
RIN
M_7.5V
GND
SFU
FIN
GND
SFD
9.6V
OP_LEVEL
DC_DET
C2
TUNER_RCH
VIN1
B1
B2
C1
TUNER_LCH
A1
VIN2
A2
AUX_LCH
AUX_RCH
C205
0.22u
C405
0.22u
DAB_LCH
DAB_RCH
SEL2OUT
SEL1OUT
BOUT2
MNF2
MNF1
BNF1
REC2
REC1
BNF2
BOUT1
MOUT1
MOUT2
E1
E2
DOCK_LPB
DOCK_RPB
D2
FILTER
GND
D1
CD_LCH
CD_RCH
AGND
S1
VCC
CAP
RIGHT
SC
LEFT
TUNER_LCH
TU_9V
TU_ GND
TU_SDA
TU_LCH
TU_CLK
TU_TUNED
DET_OUT
TU_RCH
TU_STEREO
TUNER_RCH
R852
100
W1052
0
W1026
0
W1
121
0
W1029
0
W1020
0
W1033
0
W1
137
0
W1
138
0
W1019      0
W1021
0
W1135
0
W1039      0
W1038
0
W1037
0
W1018       0
W1092       0
C911
47P
C912
56P
C913
56P
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
D
E
F
H
G
C
 MAIN CIRCUIT
SCHEMATIC DIAGRAM - 3
: + B SIGNAL LINE
SA-NS55DBEB MAIN CIRCUIT
2/3
3/3
1/3
: MAIN SIGNAL LINE
TO MAIN
SECTION (2/3)
: AUX SIGNAL LINE
: FM/AM/DAB SIGNAL LINE
: CD SIGNAL LINE
: IPOD SIGNAL LINE
B
SA-NS55DBEB
65
DAB_TU_RST
DAB_TU_SCL
DAB_RST
[74]DAB_CLK
[72]DAB_RX
[75]DAB_MODE
[73]DAB_TX
DAB_TU_SDA
DAB_IRQ
DAB_DOWFIC
DAB_DDOWFIC[27]
DAB_IRQ[28]
A
D
F G H
I
FL_RST
DAB_PCONT
FL_RST
100
R843
TO
HP / MUSIC PORT
CIRCUIT (JW803A)
IN SCHEMATIC
DIAGRAM - 7
TO
PANEL CIRCUIT
(CN901A)
IN SCHEMATIC
DIAGRAM - 6
TO
DAB EXTENT
CIRCUIT (CN902)
IN SCHEMATIC
DIAGRAM - 7
B1
B10
B9
B13
B12
B14
B15
B2
B3
B5
B6
B8
B7
C
E
J
K
L M N O P Q
R S T U
V W
X
B4
A
B
8
9
11
12
10
2
5
6
3
4
1
7
14
13
CN901B
FL_CLK
FL_DATA
FL_CS
KEY1
VREF+3.3V
RMT
FL_RST
KEY2
VOL_JOG2
VOL_JOG1
FL3.3V
5V
AGND
HP_R
HP_SW
MPORT_R
MPORT_L
HP_L
3
2
6
7
4
5
1
9
8
CN803A
C910
1000P
C908
100P
C907
1000P
C906
1000P
C909
1000P
C905
1000P
C904
1000P
C903
1000P
C902
1000P
D5V
R909
0
DAB_DGND
9
7
5
2
3
1
4
6
8
17
15
13
10
12
11
14
16
18
CN800
DAB_R
DAB_IRQ
DAB_TU_SDA
DAB_PCONT
DAB_RST
DAB_CLK
DAB_TX
DAB_RX
DAB_MODE
DAB_TU_RST
DAB_TU_SCL
DAB_L
DAB_DOWFIC
AGND
100
R869
100
R871
100
R870
100
R872
100
R873
330k
R809
X802
X802
H0A327200100
0.1u
C809
0.1u
C808
C807
22P
18P
C806
100
R805
X801
H4Z8004AA001
R800
4.7K
R807
100
100
R806
R953
1K
FL_CLK
D_PCONT
USB_IRQ
C805
47P
1M
R808
18P
C803
18P
C804
VOL_JOG2
VOL_JOG1
100
R836
100P
C851
C852
50V1u
FL_CS
FL_RST
100P
C814
100P
C819
100
R828
100
R831
R835
100
560P
C817
C816
560P
1.5K
R880
9.6V
2.2K
R882
2.2K
R883
100
R804
USB_RST
C802
220P
220P
C801
1K
R802
R801
1k
100
R803
PCONT_2
PCONT_1
FL_DA
T
A
FL_DATA
10V22
C825
10K
R881
0.1u
C824
220P
C823
10K
R876
10K
R877
47K
R857
100
R875
10K
R865
10K
R866
R874
100
2
4
3
1
6
5
CN801
FOR
SOFTWARE
6.8K
R879
10K
R878
VREF+3.3V
4700P
C821
4700P
C822
4700P
C820
FL_CLK
VREF+3.3V
R862
1K
R863
1K
1K
R861
100
R855
100
R856
R860
1K
CD_RST
USB_SCL
C813
1000P
2.2k
R816
L850
L850, L851
G0C3R3JA0027
R858
0
6.3V1000
C864
47P
C866
L851
SYS3.3V
R859
0
C863
6.3V1000
47P
C865
HALT
CD_MLD
1000P
C812
USB_SDA
1K
R817
1K
R822
4R7K
R826
1K
R824
1K
R825
ASP_CLK
ASP_DATA
100
R821
100
R823
CD_STATUS
CD_MCLK
R884
4R7K
Q804
Q804
B1GBCFJN0009
RESET SWITCH
B0ACEL000004
D850
0.01u
C850
100
R810
100P
C810
50V3.3
C853
CD_MDATA
1K
R815
R820
100
100
R818
100
R819
100P
C811
BLKCK
RMT
TU_SDA
79
77
76
78
49
47
48
50
74
71
72
67
68
56 55
58 57
52 51
54 53
65
66
61
62
59
60
64 63
70 69
73
75
10
8
7
9
12
11
99
100
95
94
96
97
90
91
89
93
92
98
4
6
5
2
1
3
81
82
80
86
87
88
84
83
85
45
19
17
15
14
16
18
43
23
21
20
22
41
24
39
37
33
35
34
29
30
27
26
28
32
31
36
38
25
40
42
44
13
46
IC807
MN101EF16ZXW
MICROPROCESSOR
10K
R827
KEY1
KEY2
DC_DET
D_LINK_DET2
AD_ACK_IN
REST_SW
MECH_RIN
MECH_SFD
MECH_SFU
MECH_FIN
UART_IN
MUTEA
CD_OPEN_SW
D_LINK_DET1
IPOD_DET
KEY1
FL_CS
VREF-
FL_CLK
FL_DATA
RMT
KEY2
VOL_JOG1
VOL_JOG2
VREF+3.3V
5.6V
FL_RST
CD3.3V
DAB_PCONT
RMT
NC
CD_MDATA
NC
E_CS
NC
NC
TU_SDA
STAT
VDD18
CD_MLD
NC
VSS
E_CLK
E_DATA
CD_RST
ASP_CLK
ASP_DATA
DEMO_SET
USB_SDA
CD_MCLK
USB_SCL
FL_RST
VOL_JOG2
VOL_JOG1
FL_CS
FL_CLK/ OCD_SCL
VDD33
OSC1(8MHz)
NRST
VDD18
D_PCONT
MMOD
OSC2(8MHz)
NC
PCONT2
NC
USB_RST
USB_REQ
FL_DA
T
A
/ OCD_SDA
PCONT1
VSS
NC
XO(32kHz)
XI(32kHz)
HP_R
HP_L
A9V
AGND
A_GND
M.PORT_R
M.PORT_L
HP_SW
M.PORT_DET
LOCK_DET
AGND
MPUTX
PLL_SCL
PLL_SDA
MPURX
D5V
D5V
DGND
NRST
MPUMOD
MPUCLK
RF_RST
DGND
NIRQ
DAB_LCH
D_DOWFIC
MICONRST
NMOD
MICONRST
OCD_SDA
VSS
OCD_SCL
STBY_3.3V
DAB_RCH
UART_OUT
UART_IN
MECH_FIN
MECH_RIN
NC
MUTE_A
MECH_SFD
MECH_SFU
KEY1
NC
NC
KEY2
DCDET
[97]REGION
VSS
REST_SW
AD_ACK_IN
D_LINKDET1
[99]NC
[98]NC
VDD3.3V
D_LINKDET2
DLINKDET3
CD_OPEN_SW
[100]VREF+
VSS
VERR
CLOSE_L
OPEN_H
AD_PLA
Y
TU_TUNED
TU_STEREO
AD_ST
OP
AD_FWD
AD_RSKIP
CR
TIMER
AD_REV
AD_FSKIP
TU_CLK[51]
USB_MMOD[53]
NC[52]
TERR
VREF+3.3V
VDD3.3V
W1045      0
UAR
T_OUT
Q901
B1ADCE000012
UART_OUT DETECT
QR901
B1GBCFJJ0051
SWITCH
QR901
W1022
0
W1146
0
R910
4.7K
R911
4.7K
R914
10K
W1048
0
W1013
0
W1012
0
W1142
0
W1051
0
W1123
0
R915
100K
R916
100K
W1011
0
W1007
0
W1008
0
W1006      0
W1014      0
W1070      0
W1085      0
W1
126      0
W1010      0
W1004      0
W1005      0
W1009      0
W1150      0
W1145
0
BLKCK[29]
HALT[26]
C914
1000P
I
J
L
M
N
P
O
K
I
J
L
M
N
P
O
K
SCHEMATIC DIAGRAM - 4
TO MAIN
SECTION (1/3)
TO MAIN
SECTION (3/3)
 MAIN CIRCUIT
: + B SIGNAL LINE
: MAIN SIGNAL LINE
SA-NS55DBEB MAIN CIRCUIT
2/3
3/3
1/3
: AUX SIGNAL LINE
: DAB SIGNAL LINE
B
SA-NS55DBEB
66
DAB_DGND
TO
CD SERVO
CIRCUIT
(CN7002) IN
SCHEMATIC
DIAGRAM - 1
TO
USB CIRCUIT
(P901) IN
SCHEMATIC
DIAGRAM - 8
TO
TRANSFORMER
CIRCUIT (JW803)
IN SCHEMATIC
DIAGRAM - 11
TO
D-PORT CIRCUIT
(CN806A) IN
SCHEMATIC
DIAGRAM - 7
B9
B10
B13
B12
B14
B15
VCC+15V
XM_DGND
PGND
SUB+B_1
1V
C611
25V3300
5V
D606
HALT
SYS3.3V
AGND
9.6V
PCONT_1
D604
D603
D603-D606
B0EAKM000117
D605
7.5V
7
9
10
8
4
5
1
3
2
6
12
11
CN803
L801
L920
L801, L812, L920, L921
J0JKB0000020
L921
1000P
C923
1000P
C922
1
2
CN808
6
5
8
9
11
12
10
18
15
17
16
20
19
13
14
7
2
1
4
3
22
21
CN802
C920
1000P
6
5
8
9
11
12
10
18
15
17
16
20
19
13
14
7
2
1
4
3
22
22
1
21
CN807
100K
R928
L812
C921
1000P
DC_DET
USB_IRQ
4.7K
R952
4.7K
R951
4.7K
R950
D600
B0ACCK000005
USB_SCL
100
R921
100
R922
R923
100
100
R920
100
R925
R924
100
REST_SW
BLKCK
CD_RST
LOADING
CD_STATUS
CD_MCLK
CD_MLD
CD_MDATA
CD7.5V
AGND
CD_RCH
CD_LCH
PGND
R929
0
CD_OPEN_SW
10K
R927
USB_RST
VERR
TERR
USB_MMOD
USB_SDA
R926
10K
R273
6.8K
QR815
6.8K
R894
100
R903
10K
R902
QR816
Q809
B1ABEB000002
D_LINK2 DETECT
5.6K
R895
R475
6.8K
C476
10u
C477
10u
C276
10u
6.8K
R275
C277
10u
100P
C275
R901
220K
10K
R480
3
1
2
4
5
IC808
C0JBAB000884
LOGIC IC
IC808
15K
R892
QR814
220K
R900
10K
R479
6.8K
R473
33P
C474
R899
220K
10K
R274
C274
33P
R474
10K
C475
100P
R893
10K
6
7
5
2
4
3
8
1
IC802
IC802
C0ABBB000297
OP-AMP IC
AD_REV
QR811
QR811-QR816
B1GBCFGN0016
SWITCH
82K
R890
AD_FWD
R276
1K
DOCK_LPB
1u
C270
DOCK_RPB
C470
1u
R476
1.2K
2
1
3
IC604
C0CBABG00027
5V TO 3.3V REGULATOR
C609
16V22
16V22
C610
10V100
C280
9.6V
C265
10u
R896
1.5M
1.2M
R897
33K
R891
QR812
R898
220K
QR813
Q810
B1ADCE000012
D_LINK1 DETECT
D_LINK_DET1
VREF+3.3V
D_LINK_DET2
AD_PLAY
AD_STOP
AD_FSKIP
AD_RSKIP
AD_ACK_IN
FL3.3V
16V22
C602
D601
B0ACCK000005
IPOD_DET
UART_IN
UART_OUT
7
9
11
10
12
8
2
3
1
5
6
4
13
CN806B
2
1
5
4
3
IC601
C0DBZGC00067
FL3.3V REGULATOR IC
5V
C604
330P
C605
16V0.33
C608
0.1u
C607
16V22
0.1
C603
D5V
7.5V
DC_DET
100K
R946
27K
R947
D_PCONT
2
4
1
3
5
IC103
C0DAZYY00019
5V REGULATOR IC
IC103
39K
R948
4
2
1
3
5
IC605
C0DAZYY00018
USB 5.0V REGULATOR IC
D602
B0ACCK000005
C606
16V22
7.5V
5V
D3.3V
USB_MMOD
DGND
USB_RST
UART_OUT
AD_CTRL
DOCK_DET2
DPORT_GND
DOCK5V
DOCK5VGND
DOCK5V
DOCK_DET2
UART_IN
AD_CTRL
IPOD_DET
10V
PCONT_1
5.6V
SUB+B_GND
HALT
SYS3.3V
DGND
AGND
AGND
+VCC_15V
+VCC_15V
SUB+B_11V
DOCK_R
DOCK_DET1
STIN
STREQ
DOCK_R
CD_MLD
DOCK_DET1
AGND
CD_L
CD_AGND
IN
GND
TX
LD_SW/CLDCK
GND
DGND
DGND
CD_CLK
USB_SDA
D5V
DGND
VERR
USB_SCL
USB_IRQ
SW
CD OPEN SW
(REF NO. 316)
CD_7.5V
RST
MLD
PGND
BLKCK
MCLK
MDATA
CD_OPEN_SW
STATUS
LOADING
REST_SW
ST_IN
CD_RST
CD_ST
A
T
ST_CLK
ST_REQ
CD_CLK
CD_DA
T
A
CD_MLD
ST_REQ
ST_CLK
CD_R
AGND
ST_IN
CD_GND
CD_3.3V
CD_DGND
OUT
5V
VCC
Vctrl
GND
NC
IN
NC OUT
GNDSTBY
C
CD_DGND
VCC
VctrlC
Vo
OUT
INA
DOCK_L
AGND
GND
DGND
CD_DATA
CD_STAT
VCC
TERR
STCLK
NC
DOCK_L
EARTH_GND
DOCK5VGND
CD_RST
D5V
W1016
0
W1108
0
W1072
0
W1028
0
W1017
0
W891
0
W1073      0
W1076      0
W1078      0
W1074      0
W1083      0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Q
R
T
U
V
X
W
S
Q
R
T
U
V
X
W
S
TO MAIN
SECTION (2/3)
SCHEMATIC DIAGRAM - 5
 MAIN CIRCUIT
: + B SIGNAL LINE
: MAIN SIGNAL LINE
SA-NS55DBEB MAIN CIRCUIT
2/3
3/3
1/3
: IPOD SIGNAL LINE
: CD SIGNAL LINE
SA-NS55DBEB
67
15.4. PANEL CIRCUIT
22
R324
+VP
VPGND
FL1
68
R323
L302
G0C101JA0052
50V22
C324
FL2
R321
47K
50V22
C322
C308
0.1u
VPGND
220P
C305
220P
C309
C304
220P
F
L
_
D
ATA
FL3.3V
L301
G0C3R3JA0027
FL_CLK
50V22
C323
C307
0.1u
C321
10V22
C306
0.01u
8
9
11
12
10
2
5
6
3
4
1
7
14
13
CN901A
VPGND
RMT
FL_CS
FL_DATA
FL_CLK
VOL_JOG2
VOL_JOG1
VREF+3.3V
C325
50V22
FL3.3V
FL_RST
5V
VREF-
KEY1
KEY2
R313
10
10
R314
10
R315
R322
10
FL_RST
C303
220P
FL_CS
43
5
6
1
2
8
37
36
38
32
31
34
33
27
28
25
26
30
29
35
40
39
13
12
15
16
14
9
11
10
23
24
18
19
17
21
22
20
7
44
FL300
A2BC00000071
FL DISPLAY
VREF-
D300
B0BC6R700006
68
R318
VPGND
FLCLK
FLDA
T
A
OSC
FLCS
FLRESET
FL_CS
KEY1
VREF-
FL_DATA
FL_CLK
FL_RST
CD3.3V
RMT
VOL_JOG2
VOL_JOG1
5.6V
KEY2
VREF+3.3V
CD3.3V
VREF-
+VP
VPGND
VPGND
-VP
FL2
FL1
VPGND
+VP
FL2
FL1
2
1
4
3
JW503
C302
100P
3
1
VR900
K9AA024A0008
VOLUME JOG
R320
390
6.3V47
C320
D301
B3AAA0000489
STANDBY LED
R312
100K
R311
100K
1.2K
R301
S907
S900
R310
1.2K
C301
100P
R302
1R5K
R309
1R5K
S901
S909
VREF-
RMT
VOL_JOG2
VOL_JOG1
1
3
2
Z901
B3RAD0000152
REMOTE SENSOR
VREF+3.3V
S910
R308
2R2K
R303
2R2K
3R3K
R307
S911
S903
3R3K
R304
S912
S904
POWER
OPTION/DPORT
MUSIC P
.
TUNER
/BAND
CD OPEN/CLOSE
B
A C
KEY2
KEY1
/FWD/
S902 USB
CD 
PLA
Y
ST
OP
/REW/
A
B
C
D
E
F
G
H
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
A
B
D
E
F
H
G
C
: + B SIGNAL LINE
: - B SIGNAL LINE
SCHEMATIC DIAGRAM - 6
SA-NS55DBEB PANEL CIRCUIT
 PANEL CIRCUIT
TO
MAIN CIRCUIT
(CN901B)
IN SCHEMATIC
DIAGRAM - 4
TO
TRANSFORMER CIRCUIT
(CN503) IN SCHEMATIC
DIAGRAM - 11
SA-NS55DBEB
68
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