Read Panasonic SA-VK870GC / SA-VK870GCS / SA-VK870GS / SA-VK870EE Service Manual Supplement online
1
Notes
2
2
Schematic Diagram
3
2.1.
Main Circuit (VK870GC/GCS/GS)
3
2.2.
Main Circuit (VK870EE)
4
3
Printed Circuit Board
5
SA-VK870GC
SA-VK870GCS
SA-VK870GS
SA-VK870EE
SA-VK870GCS
SA-VK870GS
SA-VK870EE
Colour
(K).......................Black Type
3.1.
Main P.C.B. (VK870GC/GCS/GS)
5
3.2.
Main P.C.B. (VK870EE)
6
4
Replacement Parts List
7
4.1.
Component Parts List
7
DVD Stereo System
Subject : Schematic Diagram / Printed Circuit Board & Replacement Part List
(Update)
Please file and use this supplement manual together with the service manual for
Model No. SA-VK870GC/GCS/GS-K, Order No. MD0806009CE
Model No. SA-VK870EE-K, Order No. MD0806010CE
Model No. SA-VK870GC/GCS/GS-K, Order No. MD0806009CE
Model No. SA-VK870EE-K, Order No. MD0806010CE
CONTENTS
Page
Page
ORDER NO. MD0807025SE
1 Notes
This supplement includes additional and revised contents to the original service manual for below sections:-
1. Updates to Schemation Diagram (Section 20.2 Main Circuit VK870GC/GCS/GS-K)
2. Updates to Schemation Diagram (Section 20.2 Main Circuit VK870EE-K)
3. Updates to Printed Circuit Board (Section 21.2 Main Circuit VK870GC/GCS/GS-K)
4. Updates to Printed Circuit Board (Section 21.2 Main Circuit VK870EE-K)
5. Updates to Replacement Parts List (Section 25 VK870GC/GCS/GS-K)
6. Updates to Replacement Parts List (Section 25 VK870EE-K)
2
SA-VK870GC / SA-VK870GCS / SA-VK870GS / SA-VK870EE
2 Schematic Diagram
2.1. Main Circuit (VK870GC/GCS/GS)
TO MAIN
SECTION (6/6)
TO MAIN
SECTION (4/6)
TO MAIN
SECTION (2/6)
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 9
: DVD VIDEO SIGNAL LINE
: MAIN SIGNAL LINE
: AM / FM SIGNAL LINE
: AUX / MIC / MUSIC PORT SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
: TAPE RECORD SIGNAL LINE
: DVD AUDIO SIGNAL LINE
: +B SIGNAL LINE
: -B SIGNAL LINE
SA-VK870GC/GCS/GS
MAIN CIRCUIT
1/6
2/6
4/6
5/6
3/6
6/6
P1
P1
15
16
17
18
19
20
21
22
23
24
25
26
27
28
R2045
J0JHC0000034
R2044
J0JHC0000034
R2306 820K
0
R2307
SURR_R
CENTER
SURR_L
SURR_L
R2601
12K
R2305 4.7K
MPORT_GND
FRONT_R
FRONT_L
R2111
4.7K
100P
C2106
R2211
4.7K
100P
C2206
0.01
C2017
16V47
C2018
0.01
C2020
16V47
C2019
100P
C2415
100P
C2315
R2310
5.6K
R2410
5.6K
-7V
+7V
BE_SUBW
C2311
1
1K
R2308
R2504
15K
C2504
680P
2200P
C2605
R2052
10K
3300P
C2101
3300P
C2201
MIC_OUT
AUX_L
REC_LIN
REC_RIN
REC_RIN
1.5K
R2193
R2122
R2222
R2222
1K
1K
1K
100K
R2110
100K
R2205
100K
R2208
100K
R2108
33K
R2121
33K
R2221
4.7K
R2233
4.7K
R2133
100K
R2105
100K
R2210
C2225
0.012
C2125
0.012
C2213
470P
C2113
470P
MPORT_L
TUNER_R
PBL
PBR
PBR
MPORT_R
AUX_R
TUNER_L
TUNER_L
0
C2355
47K
R2101
47K
R2201
0
R2204
100
R2102
0
R2104
R2202
100
MIX_L
MIX_R
R5308
0
MIX_R
MIX_GND
MIX_L
B1ABCF000176
BUFFER
Q2300
C2312
1
0.1
C2217
C2407
10
C2304
10
330P
C2215
1.5K
R2056
1.5K
R2055
27K
R2054
0.01
C2214
3300P
C2305
12K
R2304
0.15
C2306
R2612
39K
15K
R2401
4.7
C2301
4.7
C2401
C2612 6800P
4.7K
R2303
C2303
0.1
R2501
15K
C2403
0.1
C2402
0.039
SUBW
R2627
47K
C2617
0.33
6.8K
R2611
27K
C2611
R2403
4.7K
R2301
15K
R2402
5.6K
R2302
5.6K
0.039
C2302
C2601
50V47
50V10
C2602
R2668
0
R2614
27K
50V10
C2604
R2613
6.8K
C2603
0.022
R2610 18K
0.22
C2610
C2609
0.22
R2609
3.3K
C2218
0.1
C2103
1
C2203
1
C2501
25V4.7
C2121
0.22
C2204 0.22
C2104 0.22
C2502
0.047
C2503
0.047
C2221
0.22
FL_OUT
FR_OUT
3
2
5
4
1
6
B1GFECYY0001
MUTING
Q2052
C2408
0.022
C2309
0.082
0
R2120
0
R2220
C2307
10
C2308
0.022
D+5V
25V4.7
C2014
HBASS_OUT
SW5V
ASP_CLK
ASP_DATA
HBASS_IN
C2051 50V4.7
R2053 56K
1K
R2051
R2113
0
R2145
0
R2213
R2245
0
0
Q2051
MUTING CONTROL
B1GDCFJJ0047
C2114
0.01
C2115
330P
C2404
10
12K
R2404
0.15
C2406
3300P
C2405
0.1
C2117
0.1
C2118
R2114
3.3K
R2214
3.3K
R2115
2.2K
R2215
2.2K
R2502
5.6K
R2503
15K
3 4
2
5
98
94
95
92
91
91
93
97
96
96
1
100
99
80
78
76
77
79
87
86
86
88
89
82
84
83
83
81
85
90
16
14 15
17
11
13
12
69
67
65 64
66
68
70
51
49
45
47
46
41
44
42
43
43
48
50
30
39
37
35
32
31
34
33
36
38
40
22 23
20 21
26
28
27
24 25
18 19
53
55
57
62
60 59
61
63
58
56
54
29
52
75
73
71
72
74
9
7
6
8
10
C1AB00002735
IC2101
C2198
1
1
C2195
1
C2295
1
C2220
1
C2119
1
C2219
1
C2120
1
C2123
1
C2122
1
C2222
1
C2223
DGND
LF
RF
TTR
TMR1
TMR2
LIN
TML2
TBL1
TTL
AGND
TML1
AGND
TBL2
SRIN
SLIN
AGND
SUBIN
INR1
INR2
INL2
INL3
INR3
INR3
INL1
RMPORTR
AVCC
AVCC
CIN
AVEE
RMPORTL
INL4
INR5
INL5
INR4
(MIX R)
(AUX R)
(AUX L)
(TUNER L)
(TUNER R)
(TUNER R)
(MIX L)
(MPORT L)
(TAPE R)
(TAPE L)
(MPORT R)
MICIN
RIN
[82] FLIN
[81] FRIN
[99] RECOUTR
AUDIO SIGNAL PROCESSOR
[33] SLNFIN
[34] SLVOLIN
[34] SLVOLIN
SRNFIN
SRVOLIN
SLSELOUT
SRSELOUT
AGND
OPOUT2
REARSROUT
SRFIN
SROUT
SROUT
SRVOLOUT
[32] SLVOLOUT
[31] SLFIN
RSIN
LCIN
LSIN
SF
RCIN
EXTOUTL
DGND
EXTINR
EXTINL
CLOCK
AGC2
DVDD
DATA
MIXCAPL1
OPIN1
MIXCAPL2
WIDECAP
SUBVOLIN
MIXCAPR2
MIXCAPR1
[50] AGC1
[48] SUBOUT
OPIN2
OPOUT1
[49] SUBC
SUBSELOUT
EXTOUTR
[100] RECOUTL
TBR1
AGND
CFIN
TBR2
COUT
COUT
AGND
CVOLIN
FRVOLIN
FLVOLIN
FLOUT
FLFIN
FRFIN
FROUT
CSELOUT
FRSELOUT
FLVOLOUT
FLVOLOUT
FLSELOUT
FRVOLOUT
FRVOLOUT
CNFIN
SLOUT
SLOUT
REARSLOUT
CVOLOUT
MIC_GND
100P
C2627
100K
R2653
R2659
SWITCH
SWITCH
2.2K
R2657
56K
C2638
16V10
0.01
C2635
B1GDCFGA0018
Q2601
0.01
C2636
5
6
4
1
2
3
9
11
13
14
12
10
7
8
C0ABCB000088
IC2104
50V1
C2631
10K
R2649
R2663
1K
10K
R2647
3.3K
R2643
B1ABEB000002
Q2602
R2637
100K
C2628
1
220P
C2630
R2650
OP-AMP
10K
C2629
50V10
B1ABCF000176
BUFFER
Q2600
C2626
4.7
R2636
100K
HBASS_IN
3.9K
R2656
12K
R2632
R2655
6.8K
R2631
47K
R2633
100K
C2624
50V1
33K
R2654
HBASS_OUT
R2634
1K
HBASS_SW1
68P
C2634
0.022
C2625
HBASS_GND
R2646 4.7K
R2644
1K
R2639
8.2K
R2642
100K
27K
R2660
35V4.7
C2637
3.9K
R2638
10K
R2641
33K
R2640
R2645 100K
0.1
C2633
R2652 8.2K
C2632
0.47
R2648 10K
100K
R2651
-VCC
+VCC
ZFLAG
C2310
0.022
(C2310)
ADD
SA-VK870GC / SA-VK870GCS / SA-VK870GS / SA-VK870EE
3
2.2. Main Circuit (VK870EE)
TO MAIN
SECTION (6/6)
TO MAIN
SECTION (4/6)
TO MAIN
SECTION (2/6)
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 9
: DVD VIDEO SIGNAL LINE
: MAIN SIGNAL LINE
: AM / FM SIGNAL LINE
: AUX / MIC / MUSIC PORT SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
: TAPE RECORD SIGNAL LINE
: DVD AUDIO SIGNAL LINE
: +B SIGNAL LINE
: -B SIGNAL LINE
SA-VK870EE
MAIN CIRCUIT
1/6
2/6
4/6
5/6
3/6
6/6
P1
P1
15
16
17
18
19
20
21
22
23
24
25
26
27
28
R2045
J0JHC0000034
R2044
J0JHC0000034
R2306 820K
0
R2307
SURR_R
CENTER
SURR_L
SURR_L
R2601
12K
R2305 4.7K
MPORT_GND
FRONT_R
FRONT_L
R2111
4.7K
100P
C2106
R2211
4.7K
100P
C2206
0.01
C2017
16V47
C2018
0.01
C2020
16V47
C2019
100P
C2415
100P
C2315
R2310
5.6K
R2410
5.6K
-7V
+7V
BE_SUBW
C2311
1
1K
R2308
R2504
15K
C2504
680P
2200P
C2605
R2052
10K
3300P
C2101
3300P
C2201
MIC_OUT
AUX_L
REC_LIN
REC_RIN
REC_RIN
1.5K
R2193
R2122
R2222
R2222
1K
1K
1K
100K
R2110
100K
R2205
100K
R2208
100K
R2108
33K
R2121
33K
R2221
4.7K
R2233
4.7K
R2133
100K
R2105
100K
R2210
C2225
0.012
C2125
0.012
C2213
470P
C2113
470P
MPORT_L
TUNER_R
PBL
PBR
PBR
MPORT_R
AUX_R
TUNER_L
TUNER_L
0
C2355
47K
R2101
47K
R2201
0
R2204
100
R2102
0
R2104
R2202
100
MIX_L
MIX_R
R5308
0
MIX_R
MIX_GND
MIX_L
B1ABCF000176
BUFFER
Q2300
C2312
1
0.1
C2217
C2407
10
C2304
10
0.015
C2215
1.5K
R2056
1.5K
R2055
27K
R2054
0.01
C2214
3300P
C2305
12K
R2304
0.15
C2306
R2612
39K
15K
R2401
4.7
C2301
4.7
C2401
C2612 5600P
4.7K
R2303
C2303
0.1
R2501
15K
C2403
0.1
C2402
0.039
SUBW
R2627
47K
C2617
0.33
6.8K
R2611
27K
C2611
R2403
4.7K
R2301
15K
R2402
5.6K
R2302
5.6K
0.039
C2302
C2601
50V47
50V10
C2602
R2668
0
R2614
27K
50V10
C2604
R2613
6.8K
C2603
0.022
R2610 22K
0.22
C2610
C2609
0.22
R2609
3.3K
C2218
0.1
C2103
1
C2203
1
C2501
25V4.7
C2121
0.15
C2204 0.12
C2104 0.12
C2502
0.047
C2503
0.047
C2221
0.15
FL_OUT
FR_OUT
3
2
5
4
1
6
B1GFECYY0001
MUTING
Q2052
C2408
0.022
C2309
0.082
0
R2120
0
R2220
C2307
10
C2308
0.022
D+5V
25V4.7
C2014
HBASS_OUT
SW5V
ASP_CLK
ASP_DATA
HBASS_IN
C2051 50V4.7
R2053 56K
1K
R2051
R2113 5.6K
R2145
0
R2213
R2245
5.6K
0
Q2051
MUTING CONTROL
B1GDCFJJ0047
C2114
0.01
C2115
0.015
C2404
10
12K
R2404
0.15
C2406
3300P
C2405
0.1
C2117
0.1
C2118
R2114
3.3K
R2214
3.3K
R2115
2.2K
R2215
2.2K
R2502
3.9K
R2503
15K
3 4
2
5
98
94
95
92
91
91
93
97
96
96
1
100
99
80
78
76
77
79
87
86
86
88
89
82
84
83
83
81
85
90
16
14 15
17
11
13
12
69
67
65 64
66
68
70
51
49
45
47
46
41
44
42
43
43
48
50
30
39
37
35
32
31
34
33
36
38
40
22 23
20 21
26
28
27
24 25
18 19
53
55
57
62
60 59
61
63
58
56
54
29
52
75
73
71
72
74
9
7
6
8
10
C1AB00002735
IC2101
C2198
1
1
C2195
1
C2295
1
C2220
1
C2119
1
C2219
1
C2120
1
C2123
1
C2122
1
C2222
1
C2223
DGND
LF
RF
TTR
TMR1
TMR2
LIN
TML2
TBL1
TTL
AGND
TML1
AGND
TBL2
SRIN
SLIN
AGND
SUBIN
INR1
INR2
INL2
INL3
INR3
INR3
INL1
RMPORTR
AVCC
AVCC
CIN
AVEE
RMPORTL
INL4
INR5
INL5
INR4
(MIX R)
(AUX R)
(AUX L)
(TUNER L)
(TUNER R)
(TUNER R)
(MIX L)
(MPORT L)
(TAPE R)
(TAPE L)
(MPORT R)
MICIN
RIN
[82] FLIN
[81] FRIN
[99] RECOUTR
AUDIO SIGNAL PROCESSOR
[33] SLNFIN
[34] SLVOLIN
[34] SLVOLIN
SRNFIN
SRVOLIN
SLSELOUT
SRSELOUT
AGND
OPOUT2
REARSROUT
SRFIN
SROUT
SROUT
SRVOLOUT
[32] SLVOLOUT
[31] SLFIN
RSIN
LCIN
LSIN
SF
RCIN
EXTOUTL
DGND
EXTINR
EXTINL
CLOCK
AGC2
DVDD
DATA
MIXCAPL1
OPIN1
MIXCAPL2
WIDECAP
SUBVOLIN
MIXCAPR2
MIXCAPR1
[50] AGC1
[48] SUBOUT
OPIN2
OPOUT1
[49] SUBC
SUBSELOUT
EXTOUTR
[100] RECOUTL
TBR1
AGND
CFIN
TBR2
COUT
COUT
AGND
CVOLIN
FRVOLIN
FLVOLIN
FLOUT
FLFIN
FRFIN
FROUT
CSELOUT
FRSELOUT
FLVOLOUT
FLVOLOUT
FLSELOUT
FRVOLOUT
FRVOLOUT
CNFIN
SLOUT
SLOUT
REARSLOUT
CVOLOUT
MIC_GND
100P
C2627
100K
R2653
R2659
SWITCH
SWITCH
2.2K
R2657
56K
C2638
16V10
0.01
C2635
B1GDCFGA0018
Q2601
0.01
C2636
5
6
4
1
2
3
9
11
13
14
12
10
7
8
C0ABCB000088
IC2104
50V1
C2631
10K
R2649
R2663
1K
10K
R2647
3.3K
R2643
B1ABEB000002
Q2602
R2637
100K
C2628
1
220P
C2630
R2650
OP-AMP
10K
C2629
50V10
B1ABCF000176
BUFFER
Q2600
C2626
4.7
R2636
100K
HBASS_IN
3.9K
R2656
12K
R2632
R2655
6.8K
R2631
47K
R2633
100K
C2624
50V1
33K
R2654
HBASS_OUT
R2634
1K
HBASS_SW1
68P
C2634
0.022
C2625
HBASS_GND
R2646 4.7K
R2644
1K
R2639
8.2K
R2642
100K
27K
R2660
35V4.7
C2637
3.9K
R2638
10K
R2641
33K
R2640
R2645 100K
0.1
C2633
R2652 8.2K
C2632
0.47
R2648 10K
100K
R2651
-VCC
+VCC
ZFLAG
C2116
5600P
5600P
C2216
C2310
0.022
(C2310)
ADD
SA-VK870GC / SA-VK870GCS / SA-VK870GS / SA-VK870EE
4
