DOWNLOAD Panasonic SA-PT70EE / SC-PT70EE Service Manual ↓ Size: 1.41 MB | Pages: 31 in PDF or view online for FREE

Model
SA-PT70EE SC-PT70EE
Pages
31
Size
1.41 MB
Type
PDF
Document
Simplified Service Manual
Brand
Device
Audio / DVD HOME THEATER SOUND SYSTEM
File
sa-pt70ee-sc-pt70ee.pdf
Date
PREV: Panasonic SA-PT70EB / SA-PT70EG / SA-PT70EP / SA-PT70EE / SA-PT70GN / SC-PT70EE Service Manual / Supplement

Panasonic SA-PT70EE / SC-PT70EE Simplified Service Manual ▷ View online

17
P1
P1
AA
AB
AC
AD
TO MAIN/D-AMP
SECTION (2/6)
TO MAIN/D-AMP
SECTION (6/6)
SA-PT70EE MAIN/D-AMP CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
B
 MAIN/D-AMP CIRCUIT
SCHEMATIC DIAGRAM - 8
: +B SIGNAL LINE
: -B SIGNAL LINE
: AUX/MUSIC PORT AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: FM SIGNAL LINE 
29
30
31
32
33
34
35
36
37
38
39
40
41
42
A
B
D
E
F
H
G
C
SP_SL-
C567
1000P
R506
3.3
0
K157
SP_CENT+
C479
0.033
SP_SUB+
SP_SUB-
PWM_SUBW-
OTW
SD
R444
10
C425
0.1
SP_CENT-
3.3
R466
C185
1000P
R524
100K
C184
1000P
B1ABCF000011
Q500
B1ABCF000011
Q501
R523
100K
R521
100K
R520
100K
33K
R522
SP_PROTCT
C164
1000P
3.3
R467
C445
0.01
50V10
C548
C163
1000P
C444
0.01
C490
0.1
C429
0.1
SP_FL+
3.3
R464
3.3
R465
C186
1000P
SP_FL-
0.1
C501
5.6K
R502
C162
1000P
1000P
C161
C443
0.01
2
4
3
1
G0B9R5K00003
L414
C442
0.01
C496
25V470
C500
0.47
0.1
C502
G0A100H00018
L406
C497
0.1
C493
0.1
C491
1
1
C494
SP_FR+
C183
1000P
R528
100K
C181
1000P
C182
1000P
100K
R525
R527
100K
R526
100K
C492
0.033
0.1
C481
R443
10
C426
0.1
10
R445
C427
16V10
PWM_FL+
PWM_FL-
R448
100
R449
100
R446
10
R447
10
R428
10
R427
10
C423
0.1
C566
1000P
0.033
C464
SP_CENT-
C460
0.1
C477
0.1
SP_SUB-
3.3
R468
R501
5.6K
G0A100H00018
L418
C486
0.1
C166
1000P
C165
1000P
C446
0.01
C480
1
C478
0.1
G0A100H00018
L419
C485
0.47
C487
0.1
2
4
3
1
L412
G0B9R5K00003
C505
25V470
C482
1
C424
0.1
PWM_SUBW+
R442
100
C470
0.033
R441
22K
R440
100
R429
100
5.6K
R500
SP_CENT+
L410
G0A100H00018
G0A100H00018
L417
SP_SUB+
3.3
R469
C473
0.1
C462
0.1
1
C466
C471
0.47
2
4
3
1
L413
G0B9R5K00003
C472
0.1
25V470
C467
C461
0.1
1
C463
C476
0.033
43
11
9
10
34
36
35
12
33
6
7
5
39
38
41
40
8
37
23
22
20
18
16
14
13
15
17
19
31
32
28
26
25
27
30
29
21
24
3
4
2
1
42
44
IC403
DIGITAL AMPLIFIER
C1AB00003217
IC405
DIGITAL AMPLIFIER
C1AB00003217
C447
0.01
PWM_CENT-
PWM_CENT+
SP_FL+
SP_FR-
PWM_FR+
3.3
R496
0.1
C522
C508
0.1
G0A100H00018
L408
C515
1
C430
0.1
3.3
R497
SP_FR+
C192
1000P
0.033
C510
R452
10
R453
10
SP_FL-
C191
1000P
PWM_FR-
R451
100
C516
1
C509
0.1
C449
0.01
R503
5.6K
G0A100H00018
L409
0.1
C523
C520
0.47
C167
1000P
C448
0.01
2
4
3
1
G0B9R5K00003
L415
C519
25V470
C168
1000P
VALID
C431
0.1
C432
0.1
10
R454
C433
16V10
C454
0.01
C190
1000P
1000P
C169
0.01
C450
SP_SR-
SP_SL+
1000P
C170
3.3
R499
C187
1000P
C514
0.1
3.3
R498
C189
1000P
C188
1000P
SP_SR+
SP_FR-
R450
22K
C498
0.033
C507
0.033
C455
0.01
1000P
C171
R507
3.3
C172
1000P
C456
0.01
G0A100H00018
L407
1
G1
8
9
11
10
12
5
6
2
4
3
7
G2
JK401
GND
GND
CHASSIS
FRONT_R-
C-
FRONT_R+
SR+
SL-
SL+
SR-
FRONT_L+
FRONT_L-
SW-
NC
OUT_C
BST_C
OUT_D
GND_C
GND_D
NC
OUT_A
BST_A
BST_B
GND_A
OUT_B
GND_B
SW+
BST_D
PVDD_D
PVDD_D
PVDD_A
PVDD_B
GVDD_A
PVDD_A
PVDD_C
GVDD_D
C+
NC
M2
NC
NC
M3
M1
GND
NC
VDD
VREG
AGND
PWM_B
PWM_D
PWM_C
SD(L)
PWM_A
OC_ADJ
GVDD_B
OTW(L)
GVDD_C
RST_AB(L)
RST_CD(L)
43
11
9
10
34
36
35
12
33
6
7
5
39
38
41
40
8
37
23
22
20
18
16
14
13
15
17
19
31
32
28
26
25
27
30
29
21
24
3
4
2
1
42
44
NC
OUT_C
BST_C
OUT_D
GND_C
GND_D
NC
OUT_A
BST_A
BST_B
GND_A
OUT_B
GND_B
BST_D
PVDD_D
PVDD_D
PVDD_A
PVDD_B
GVDD_A
PVDD_A
PVDD_C
GVDD_D
NC
M2
NC
NC
M3
M1
GND
NC
VDD
VREG
AGND
PWM_B
PWM_D
PWM_C
SD(L)
PWM_A
OC_ADJ
GVDD_B
OTW(L)
GVDD_C
RST_AB(L)
RST_CD(L)
TO SPEAKERS
SWITCH
SWITCH
18
P1
P1
TO MAIN/D-AMP
SECTION (5/6)
TO MAIN/D-AMP
SECTION (1/6)
SA-PT70EE MAIN/D-AMP CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
 MAIN/D-AMP CIRCUIT
SCHEMATIC DIAGRAM - 9
B
: +B SIGNAL LINE
: -B SIGNAL LINE
: AUX/MUSIC PORT AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: FM SIGNAL LINE 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
I
J
L
M
N
P
O
K
0.1
C400
R431
47
R432
47
16V10
C406
0.1
C407
C420
16V10
R430
47
R419
47
PWM_FL+
0.1
C421
PWM_FR+
PWM_CENT-
PWM_CENT+
PWM_SUBW-
VALID
PWM_SUBW+
47
R421
R416
47
R420
47
PWM_FR-
47
R422
47
R423
PWM_FL-
R417
47
R424
47
R418
47
0.1
C417
DAP_SCK
BICK
R409
47
LRCK
C412
0.1
C411
0.1
X400
H0J135000003
R407
47
R408
47
R406
47
10P
C413
10P
C415
DAP_SDA
1M
R404
SDATA0
SDATA2
R410
47
R414
10K
SDATA1
R412
47
R413
47
47
48
44
45
40
41
36
33
35 34
38
39
37
43 42
46
1
62
63
58
57
60
61
59
64
53
50
49
52
51
55
56
54
8
7
9
4
6
5
23
24
21
18
19
17
20
22
16
12 13
10 11
15
14
2 3
31
29
30
32
27
28
25
26
IC401
C1AB00003216
0.1
C416
47
R403
DMIX
220
R401
0.1
C402
VOLTAGE REGULATOR
0.01
C453
REST_DSP
C408 16V10
D3.3V
DAP_PDN
L426
0
L425
0
C419
1
C418
1
SW5V
1K
R436
R435 100
J0JBC0000015
L427
DAP_MUTE
3.3
R402
C451
15P
C452
15P
0.1
C405
2 3
1
IC107
C0CBABC00117
0.1
C404
0.1
C403
220
C401
0.1
R400
16V10
C410
C409
1000P
0.01
C414
R495
100
PWM_SR-
PWM_SL-
MCLK
GND
PWM_SL+
PWM_SR+
MCLK
RESERVED
VR_PWM
IN
[3] PLL_FLTM
VBGAP
RESET
[17] VRD_DPLL
AVSS
PDN
MUTE
DVSS
DVDD
AVSS
AVSS_PLL
HP_SEL
VRD_PLL
AVDD_PLL
PLL_FLTP
[1] VRA_PLL
XTL_IN
RESERVED
SCL
SDIN4
SCLK
LRCLK
[31] SDIN1
[32] PSVC
SDIN3
SDIN2
SDA
DVSS
VR_DIG
RESERVED
RESERVED
XTL_OUT
OSC_CAP
VALID
PWM_M_1
PWM_M_3
PWM_M_4
PWM_P_4
PWM_P_3
PWM_P_1
PWM_P_2
PWM_M_2
DIGITAL AUDIO
PWM PROCESSOR
DVDD
DVSS
BKND_ERR
DVSS
[2] PLL_FLT_RET
OUT
GND
[50] PWM_P_7
DVSS_PWM
PWM_HPML
PWM_HPMR
PWM_HPPR
PWM_HPPL
DVDD_PWM
PWM_P_8
PWM_P_5
PWM_P_6
PWM_M_6
PWM_M_5
PWM_M_8
[49] PWM_M_7
19
P1
1
2
3
4
TO MAIN/D-AMP
SECTION (4/6)
TO MAIN/D-AMP
SECTION (2/6)
TO MAIN/D-AMP
SECTION (6/6)
SA-PT70EE MAIN/D-AMP CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
 MAIN/D-AMP CIRCUIT
SCHEMATIC DIAGRAM - 10
B
C
TO
FL CIRCUIT
(CN901)
IN SCHEMATIC
DIAGRAM - 12
G
TO
SMPS CIRCUIT
(H2016*)
IN SCHEMATIC
DIAGRAM - 14 
17
1
: +B SIGNAL LINE
: -B SIGNAL LINE
: AUX/MUSIC PORT AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: FM SIGNAL LINE 
15
16
17
18
19
20
21
22
23
24
25
26
27
28
DC_DET1
PCONT
R162
4.7K
SYNC
R163
27K
0
K102
0
K104
FL+
DVD_ADAC+5V
6.3V820
C134
L125
G0A330ZA0045
SW5V
SYS6V
3
2
1
ZJ104
10K
R164
L128
G0A220GA0002
0.1
C135
4
2
1
3
5
C0DBAYH00005
SWITCHING REGULATOR
IC106
25V470
C143
D116
B0JCPG000005
B0BC7R5A0263
D112
B0BC015A0264
D204
B1ABCF000176
Q105
C142
25V4.7
K105
0
K162
0
DVD_D5V
K163
0
K101
0
-VP
R150
47K
R152
27K
B1GBCFJJ0051
Q106
FL-
ECO_CTL
L102
J0JBC0000041
8
9
13
11
10
12
2
3
1
5
7
6
4
15
14
CN103
1
2
3A
IP100
C250
16V1000
Q107
B1BACD000018
K164
0
DC_DET1
B0BC027A0264
D113
MA2J1110GL
D111
MA2J1110GL
D110
1
C139
D114
B0BC010A0267
-VP
16V100
C251
1000P
C132
1.2K
R156
R157
100
MPORT-RCH
MPORT-LCH
0
K127
VREF
SW5V
0
K125
0
K126
-VP
FL-
0
K129
FL+
0
K128
0
K131
0
K130
FLD_OUT
0
K135
FLD_STB
FLD_CLK
RMT
0
K134
KEY1
KEY2
0
K137
0
K138
0
K139
0
K136
K132
0
D703
B0ACCK000005
D702
B0ACCK000005
0
K133
3
2
1
ZJ203
6
5
8
9
11
12
10
14
15
13
7
2
1
4
3
17
16
CN203
C216
50V3.3
C215
M+9V
MGND
0.01
FL_IC_CLK
KEY2
FL_IC_STB
VREF
RMT
FL_IC_DAT
ADJ
ON/OFF
23.5V
GND
SYNC
SYS6V
GND
23.5V
12V
F+
GND
PCONT
SYS5VGND
SYS5VGND
DC_DET1
FL+
-VP
FL-
FL_GND
KEY1
GND
VIN
VOUT
F-
ECO_CTL
-VP
AGND
MPORT/HP_RCH
AGND
MPORT/HP_LCH
DGND
SW+5V
VGND
K103
0
AGND
GND
5
6
1
3
4
2
8
7
CN206
FOR SOFTWARE
CNVSS
VREF
C205
1
C214
1
LB200
0
LB201
0
D203
MA2J1110GL
C211
50V2.2
C212
0.1
Q203
B1GBCFLL0037
C213
6.3V330
R237
47K
BUSY
VREF
CNVSS
DGND
CLOCK
RESET
TxD
RxD
BUSY
CLOCK
TxD
RxD
RESET
RESET
VOLTAGE REGULATOR
2 3
1
IC202
C0CBABC00117
IN
OUT
GND
DC DETECT
DC DETECT
+9V REGULATOR
20
1
2
3
4
AA
AD
AC
AB
P1
TO MAIN/D-AMP
SECTION (5/6)
TO MAIN/D-AMP
SECTION (3/6)
SA-PT70EE
 MAIN/D-AMP CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
B
 MAIN/D-AMP CIRCUIT
SCHEMATIC DIAGRAM - 11
: +B SIGNAL LINE
: -B SIGNAL LINE
: AUX/MUSIC PORT AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: FM SIGNAL LINE 
29
30
31
32
33
34
35
36
37
38
39
40
41
42
I
J
L
M
N
P
O
K
K2
0
K10
0
K13
0
C553
1
C574
0.1
SP_SR+
G0A100H00018
L405
G0A100H00018
L404
C559
0.1
C557
0.47
SP_SR-
C554
25V470
PWM_SR+
R460
100
PWM_SR-
R461
10
R462
10
C550
0.033
C552
1
C558
0.1
R505
5.6K
2
4
3
1
L411
G0B9R5K00003
C436
0.1
C546
0.1
C551
0.1
SP_FL+
SP_SUB+
SP_FR+
5.6K
R184
5.6K
R176
5.6K
R175
0.1
C802
0.1
C803
R463
10
C438
0.1
C437
0.1
16V33
C441
C512
0.1
C439
16V10
OTW
SD
IC404
DIGITAL AMPLIFIER
C1AB00003217
C434
0.1
VALID
R455
10
PWM_SL+
R456
10
100K
R530
100K
R532
100K
R531
100K
R529
C526
0.1
SP_SL-
C527
0.033
C547
0.033
C536
0.47
0.1
C540
G0A100H00018
L403
G0A100H00018
L402
25V470
C533
5.6K
R504
2
4
3
1
L416
G0B9R5K00003
SP_SL+
C537
0.1
R458
100
R457
100
PWM_SL-
C531
1
C528
0.1
1
C532
C529
0.1
R459
22K
C530
0.033
GND
50V1
C151
D119
B0ACCK000005
220K
R179
C158
0.1
100K
R168
C153
0.1
G0A200D00002
L400
R178
47K
Q116
B1ADBL000010
Q114
B1ABCF000011
R587
56K
220K
R180
4.7K
R236
D118
B0ACCK000005
0
K159
L421
J0JKB0000020
L422
J0JKB0000020
C150
25V1000
SP_PROTCT
3
2
1
ZJ159
D402
B0ACCK000005
DC_DET2
ECO_DAMP
HEATSINK
43
11
9
10
34
36
35
12
33
6
7
5
39
38
41
40
8
37
23
22
20
18
16
14
13
15
17
19
31
32
28
26
25
27
30
29
21
24
3
4
2
1
42
44
NC
OUT_C
BST_C
OUT_D
GND_C
GND_D
NC
OUT_A
BST_A
BST_B
GND_A
OUT_B
GND_B
BST_D
PVDD_D
PVDD_D
PVDD_A
PVDD_B
GVDD_A
PVDD_A
PVDD_C
GVDD_D
NC
M2
NC
NC
M3
M1
GND
NC
VDD
VREG
AGND
PWM_B
PWM_D
PWM_C
SD(L)
PWM_A
OC_ADJ
GVDD_B
OTW(L)
GVDD_C
RST_AB(L)
RST_CD(L)
DC DETECT
SWITCH
K21
0
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