DOWNLOAD Panasonic SA-BTX70EB / SA-BTX70EG / SA-BTX68EF Service Manual ↓ Size: 10.33 MB | Pages: 127 in PDF or view online for FREE

Model
SA-BTX70EB SA-BTX70EG SA-BTX68EF
Pages
127
Size
10.33 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / BLU-RAY DISC HOME THEATER SOUND SYSTEM
File
sa-btx70eb-sa-btx70eg-sa-btx68ef.pdf
Date

Panasonic SA-BTX70EB / SA-BTX70EG / SA-BTX68EF Service Manual ▷ View online

101
11.11. Main P.C.B. (6/6)
11.12. FL P.C.B. 
REF NO.
MODE
1
2
3
4
5
6
E
C
B
E
C
B
E
C
B
CD PLAY
5.2
5.2
14.1
15.9
5.2
5.2
-7.8
-8.4
-7.1
0
-7.8
-0.6
7.7
11.3
7.1
STANDBY
5.2
5.2
14.2
15.9
5.2
5.2
-7.8
-8.4
-7.1
0
-7.8
-0.6
7.7
11.3
7.1
REF NO.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
CD PLAY
0
3.2
-1.2
0
3.2
-0.7
0
7.1
5.2
0
5.2
0
0
5.2
0
STANDBY
0
3.2
-1.2
0
3.2
-0.7
0
7.1
5.2
0
5.2
0
0
5.2
0
REF NO.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
CD PLAY
3.3
-5.0
3.3
3.3
-7.1
3.3
0
0
3.0
0
0
3.0
3.3
-6.9
3.3
STANDBY
3.3
-5.0
3.3
3.3
2.5
3.3
0
0
3.0
0
0
3.0
3.3
3.2
0
REF NO.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
CD PLAY
3.3
3.3
0
0
3.2
0
5.2
0
5.2
0
3.2
0.2
STANDBY
3.3
3.3
0
0
3.2
0
5.2
0
5.2
0
3.2
0.2
QR7101
QR102
QR504
QR1101
QR1102
Q7003
Q7004
Q7005
Q7006
QR101
SA-BTX68EF, SA-BTX70EB/EG MAIN P.C.B.
Q7007
Q7008
Q7009
Q7050
QR4010
QR4013
QR7001
QR7051
REF NO.
MODE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
CD PLAY
3.3
0
0
0
1.9
1.1
0
0
3.3
0.7
1.1
0
3.3
-25.5 -23.3 -23.3 -25.5 -16.3 -18.7
-14
STANDBY
3.3
0
0
0
1.9
1.1
0
0
3.3
0.7
1.1
0
3.3
-25.6 -23.3 -23.3 -25.6 -16.3 -18.7
-14
REF NO.
MODE
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
CD PLAY
-25.6 -25.6 -25.6 -23.4
-21
-25.5 -25.6 -25.6 -16.3 -26.4 -14.2 -16.5 23.6 -23.5 -23.5 -23.5 -23.5 -23.5 -23.5 -23.5
STANDBY
-25.7 -25.7 -25.7 -23.4
-21
-25.6 -25.7 -25.7 -16.4 -26.5 -14.2 -16.5 23.7 -23.6 -23.6 -23.6 -23.6 -23.6 -23.6 -23.6
REF NO.
MODE
41
42
43
44
CD PLAY
-23.5 -23.5
-3.3
0
STANDBY
-23.6 -23.6
-3.3
0
IC6001
IC6001
IC6001
SA-BTX68EF, SA-BTX70EB/EG FL P.C.B.
102
11.13. D-Amp P.C.B.
11.14. iPod Fan P.C.B. 
11.15. Power Button P.C.B.
REF NO.
MODE
1
2
3
4
5
CD PLAY
-31.7 -36.8 -35.0 -31.7 -31.6
STANDBY
-31.7 -36.8 -35.0 -31.7 -31.6
REF NO.
MODE
1
2
3
CD PLAY
0
7.1
5.0
STANDBY
0
7.1
5.0
REF NO.
MODE
1
2
3
4
5
6
1
2
3
4
5
6
E
C
B
CD PLAY
0
-4.8
0
0
-4.8
0
0
-4.8
0
0
0
0
0
3.2
0
STANDBY
0
0.6
0
0
0.6
0
0
0.6
0
0
0.6
0
0
3.2
0
REF NO.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
CD PLAY
0
0
0.7
6.9
12.9
7.6
0
3.8
0.2
0
3.2
0
0
3.2
0
STANDBY
0
0
0.7
6.9
12.9
7.6
0
3.8
0.2
0
3.2
0
0
3.2
0
REF NO.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
CD PLAY
-5.0
-7.1
-5.7
0
-5.7
-0.6
-5.0
4.9
-5.0
-17.8
-1.8
-17.3
STANDBY
-5.0
-7.1
-5.7
0
-5.7
-0.6
-5.0
4.9
-5.0
-17.8
-1.8
-17.3
REF NO.
MODE
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
CD PLAY
28.2
28.2
28.2
28.2
28.2
28.2
-7.0
-7.0
-7.0
-7.0
-7.0
-7.0
28.2
28.2
28.2
28.2
28.2
28.2
STANDBY
28.2
28.2
28.2
28.2
28.2
28.2
-7.0
-7.0
-7.0
-7.0
-7.0
-7.0
28.2
28.2
28.2
28.2
28.2
28.2
REF NO.
MODE
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
CD PLAY
-7.0
-7.0
-7.0
-7.0
-7.0
-7.0
28.2
28.2
28.2
28.2
28.2
28.2
-7.0
-7.0
-7.0
-7.0
-7.0
-7.0
STANDBY
-7.0
-7.0
-7.0
-7.0
-7.0
-7.0
28.2
28.2
28.2
28.2
28.2
28.2
-7.0
-7.0
-7.0
-7.0
-7.0
-7.0
REF NO.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
CD PLAY
0
5.0
0
0
5.0
0
5.0
4.8
5.0
0
3.2
0
0
3.2
-1.4
STANDBY
0
0
2.8
0
0
2.8
5.0
5.0
0
0
3.2
0
0
3.2
-1.4
Q5101
Q5102
Q5201
Q5202
Q5301
Q5302
QR5005
Q5013
Q5014
Q5015
Q5016
Q5017
Q5007
Q5008
Q5009
Q5012
QR5071
SA-BTX68EF, SA-BTX70EB/EG D-AMP P.C.B.
IC5003
IC5009
Q5001
Q5002
Q5006
QR5000
QR5001
QR5003
REF NO.
MODE
E
C
B
E
C
B
CD PLAY
0
0
0.9
0
2.1
2.5
STANDBY
0
0
0.9
0
2.1
2.5
Q6451
Q6452
SA-BTX68EF, SA-BTX70EB/EG iPod FAN P.C.B.
REF NO.
MODE
E
C
B
CD PLAY
0
0.1
2.8
STANDBY
0
0.1
2.8
Q6501
SA-BTX68EF, SA-BTX70EB/EG POWER BUTTON P.C.B.
103
11.16. SMPS P.C.B. 
REF NO.
MODE
1
2
3
4
5
6
7
CD PLAY
10.2
-6.4
-6.4
-4.4
-6.5
-6.4
-6.4
STANDBY
10.2
-6.4
-6.5
-4.4
-6.5
-6.3
-6.4
REF NO.
MODE
1
2
3
4
5
6
7
8
CD PLAY
-8.6
0
-9.0
-8.1
7.4
0
-9.3
-9.3
STANDBY
-8.6
0
-9.0
-8.0
-7.3
0
-9.2
-9.3
REF NO.
MODE
1
2
3
CD PLAY
-2.1
-33.6
-37
STANDBY
-2.1
-33.6
-37
REF NO.
MODE
1
2
3
CD PLAY
4.1
2.5
0
STANDBY
4.1
2.5
0
REF NO.
MODE
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
CD PLAY
-6.2
-5.7
-6.3
0
-27.7
0
0
3.3
0
-28.2 -27.5 -27.9
0
2.1
0.4
STANDBY
-6.2
-5.7
-6.3
0
-27.7
0
0
3.3
0
-28.2 -27.5 -27.9
0
2.1
0.4
REF NO.
MODE
E
C
B
E
C
B
CD PLAY
0
0.1
0.8
0
2.4
-0.5
STANDBY
0
0.1
0.8
0
2.4
-0.5
Q5899
SA-BTX68EF, SA-BTX70EB/EG SMPS P.C.B.
QR5801
Q5720
Q5861
Q5862
Q5863
IC5899
Q5898
IC5701
IC5799
IC5801
104
11.17. Waveform Table (1/2)
WF No. IC100-12 (PLAY)
3.8Vp-p(50nsec/div)
WF No. IC100-13 (PLAY)
2.2Vp-p(20nsec/div)
WF No. IC306-2 (PLAY)
3.5Vp-p(20nsec/div)
6.4Vp-p(500nsec/div)
WF No. IC306-17 (PLAY)
5Vp-p(20nsec/div)
WF No. IC512-13,14 (PLAY)
2.5Vp-p(50nsec/div)
WF No. IC4001-45,46 (PLAY)
0.4Vp-p(100usec/div)
WF No. IC4001-28,29 (PLAY)
1Vp-p(200usec/div)
WF No. IC5001-9 (PLAY)
0.6Vp-p(1usec/div)
WF No. IC4001-4,5,7,8,25 (PLAY)
1.2Vp-p(500nsec/div)
WF No. IC3001-2 (PLAY)
2.1Vp-p(20nsec/div)
WF No. IC3001-4 (PLAY)
5.2Vp-p(20nsec/div)
WF No. IC306-113,115,116,117,
                        131,134,135,137
                        (PLAY)
WF No. IC5001-25,28 (PLAY)
0.096Vp-p(500nsec/div)
WF No. IC6001-5 (PLAY)
1.5Vp-p(1usec/div)
WF No. IC53003-6 (PLAY)
1Vp-p(5msec/div)
WF No. IC53003-8 (PLAY)
1.25Vp-p(20usec/div)
WF No. IC53003-11 (PLAY)
1.1Vp-p(20usec/div)
WF No. IC5001-38,40 (PLAY)
1Vp-p(200usec/div)
WF No. IC5001-39 (PLAY)
0.4Vp-p(500nsec/div)
WF No. IC5001-44 (PLAY)
1.2Vp-p(500nsec/div)
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