Panasonic SA-HT520EE Service Manual ▷ View online
20.4. (B) Main Circuit
SCHEMATIC DIAGRAM - 9
MAIN CIRCUIT
1
2
3
4
5
6
10
8
7
9
1
2
3
4
5
6
7
15
14
13
12
11
10
2
4
6
8
9
7
5
3
1
30
29
28
27
26
25
17
19
21
23
24
22
20
18
16
36
35
34
33
32
31
50
49
48
47
46
38
40
42
44
45
43
41
39
37
H2000
CN2002
TO
CD TRAY
LOADING
CIRCUIT
(CN901) ON
SCHEMATIC
DIAGRAM-1
CD TRAY
LOADING
CIRCUIT
(CN901) ON
SCHEMATIC
DIAGRAM-1
TO
TUNER
PACK
(ENG06802QF)
TRAY_CW
C+9V
GND
VREF+
TRAY_CCW
TRAY_CLOSE
TRAY_OPEN
LD_FWD
C+9V
TRV_FWD
LD_REV
LOAD
OPEN_SW
CLK
GND
MGND
MGND
DGND
DGND
AGND
AGND
DGND
DGND
DGND
DGND
ZFLAG
AUDIODIGITAL
ADACGND
ADACGND
ADACGND
ADACGND
ADACGND
ADACGND
VGND
VGND
VGND
VGND
VGND
TUN_CK
STATUS
DVD_STAT
CMD
DVD_CMD
DSPCLK
DVD_CLK
M+9V
M+9V
D+1.2V
D+1.2V
A+5V
A+5V
D+5V
DVD_MUTE
SUBW
DVDCNT
DVDSR
DVDSL
DVDFR
DVDFL
DVD_MIXR
DVD_MIXL
DI
TUN_DI
SD
TUN_SD
LCH
TUN_L
DO/ST
TUN_DO
RCH
TUN_R
DETECT
DET_OUT
M+9V
GND
TUNER+9V
VREF+
R2803
2.2K
R2804
2.7K
Q2030
B1GBCFJN0021
SWITCH
D2042
B0EAKM000117
D2041
B0EAKM000117
C2200 50V1
C2100 50V1
R2100 1K
R2200 1K
C2090
0.01
C2202
0.018
C2102
0.018
C2101
3300P
3300P
C2201
3300P
3300P
R2101
47K
R2201
47K
1
2
33
34
3
32
4
31
5
30
6
29
7
28
8
27
9
26
10
25
11
24
12
23
13
22
14
21
15
20
16
19
17
18
1
2
7
8
3
6
4
5
DVDFL
VMUTE3
DVDFR
WIDE1
A+5V
CR_R(A)
PY(A)
S_Y
S_C
A+5V
CB_B(A)
-7.5V
+7.5V
R2112
10K
R2113
10K
R2213
10K
R2212
10K
R2809
1K
R2810
1K
C2122
470P
C2222
470P
C2123
50V10
C2223
50V10
C2221
150P
C2121
150P
R2114
10K
R2115
27K
C2124
100P
R2214
10K
C2224
100P
C2125
33P
R2215
27K
C2225
33P
C2226
0.01
C2126
0.01
C2127
50V4.7
C2227
50V4.7
IC2010
Q2005
Q2003, Q2005
B1GBCFJN0021
MUTING CONTROL
Q2003
IC2010
C0ABBB000118
DUAL OP AMP
C2028
1
C2029
1
C2034
0.1
C2036
50V22
C2038
10V220
C2032
0.1
C2037
0.01
C2035
0.01
R2807
10K
C2047
6.3V330
C2046
6.3V330
C2045
6.3V100
C2044
6.3V1000
C2043
6.3V100
C2042
6.3V1000
C2041
6.3V100
C2040
6.3V1000
C2039
0.01
L2010
ELESN220JA
R2812
2.2K
R2600
3.9K
R2888
75
R2887
75
R2886
75
R2890
75
R2891
75
R2889
75
VCC1
CIN
MUTE1
VIN
YC-MIX
YIN
BIAS
GND
NC
GND
NC
CYIN
CLP
CBIN
MUTE2
CRIN
GND2
VCC2
COUT
GND2
VOUT
VSAG
GND2
YOUT
YSAG
GND2
CYOUT
CYSAG
GND2
CBOUT
CBSAG
GND2
CROUT
CRSAG
IC2006
C9ZB00000431
VIDEO SELECTOR IC
Q2004
Q2004
B1GBCFJN0021
SWITCH
M+9V
D+1.2V
A+5V
D+5V
ADAC5V
A+5V
C
S_C
Y
S_Y
CR/PR/R
CR_R
CB/PB/B
CB_B
PY/Y/G
PY
TV_L
TVLCH
MUTE
CN2005
GND
TVRCH
GND
YC_H
R
GND
B
GND
G
GND
COUT
GND
YOUT
RGB_H
WIDE1
A+5V
NSW+12V
TV_R
YC_H
CR_R
CB_B
PY
S_C
S_Y
VMUTE3
A+5V
+12V
ADAC5V
SUBW
CENTER
SR
SL
FR
FL
MIXR
MIXL
C2600
1
C2500
50V10
C2400
50V10
C2300
50V10
C2256
1
C2156
1
C2257
50V10
C2157
50V10
R2500
10K
R2400
10K
R2300
10K
R2256
10K
R2156
10K
R2257
1K
R2157
1K
Q2028
Q2028
B1GBCFJN0021
INVERTER SWITCH (ZFLAG)
R2895
10K
TO
DVD
MODULE
(IN/OUT)
CIRCUIT
(FP8101) ON
SCHEMATIC
DIAGRAM-4
DVD
MODULE
(IN/OUT)
CIRCUIT
(FP8101) ON
SCHEMATIC
DIAGRAM-4
CN2004
R2269 12K
R2169 12K
TO
SCART CIRCUIT (CN1001) ON
SCHEMATIC DIAGRAM-18
SCHEMATIC DIAGRAM-18
15 14 13 12 11 10
2
4
6
8
9
7
5
3
1
17
19 18
16
: +B SIGNAL LINE
: MAIN SIGNAL LINE
: FM/AM SIGNAL LINE
: -B SIGNAL LINE
: DVD VIDEO SIGNAL LINE
65
SA-HT520EE
R2607 12K
SCHEMATIC DIAGRAM - 10
MAIN CIRCUIT
1
2
3
4
5
6
7
8
9
21
22
23
24
25
26
27
28
29
52
53
54
55
56
57
58
59
60
72
73
74
75
76
77
78
79
80
10
51
30
71
11
50
31
70
12
49
13
48
32
69
33
68
14
47
15
46
16
45
34
67
35
66
36
65
17
44
18
43
19
42
20
41
37
64
38
63
39
62
40
61
PY(A)
C2207
50V3.3
C2107
50V3.3
OUT_R
OUT_L
VOL_DA
VOL_CK
C2026
0.01
C2027
0.01
R2811
1.8K
R2805
68
R2806
68
R2808
1.8K
L2024
J0JBC0000015
L2023
J0JBC0000015
L2022
J0JBC0000015
L2026
J0JBC0000015
L2025
J0JBC0000015
L2027
J0JBC0000015
IC2009
IC2009
C1AB00001486
V. BUFFER IC
Q2007
2SB0709AHL
SWITCH
Q2006
2SB0709AHL
SWITCH
C2808 100P
C2805 100P
C2807
C2806
100P
100P
C2804
100P
C2803
100P
R2127
100K
R2227
100K
R2230
10K
R2130
10K
R2231
10K
R2131
10K
R2233
10K
R2133
10K
R2129
10K
R2229
10K
R2132
10K
R2232
10K
R2134
10K
R2234
10K
R2128
1K
R2228
1K
C2136
220P
C2236
220P
C2138
220P
C2238
220P
C2139
100P
C2239
100P
C2141
100P
C2241
100P
LINE_L
LINE_R
TV_L
TV_R
VCR_L
VCR_R
AUX_L
AUX_R
Y
PB
PR
LINE OUT
VIDEO OUT
S-VIDEO
TV
VCR
AUX
JK2001
TV_L
TV_R
VCR_L
VCR_R
AUX_L
AUX_R
TUN_L
TUN_R
DVD_MIXL
DVD_MIXR
DVDCNT
DVDSL
DVDSR
SUBW
EXT_L
EXT_R
R2111
100K
R2211 100K
C2120 1
C2218 1
C2604 2200P
C2260 470P
C2160 470P
C2507 470P
R2260 15K
R2160 15K
R2507 15K
R21
17 100K
R2217 100K
R21
16 100K
R2216 100K
C2501 50V10
C2405 1
C2401 1
C2602 50V10
R2271 0
R2983 0
R2982 0
R2172 0
VMUTE3
SW
OUT
VCC
IN1
GND
IN2
PY
S_Y
C2033
0.01
C2030
1
C2031
1
DSP_C
FR
FL
SSS_SUR
C2601 1000P
C2159 470P
C2259 470P
C2169 470P
C2301 470P
C2402
470P
R2602 47K
R2159 47K
R2259 47K
R2170 3.3K
R2301 3.3K
R2401 3.3K
R2302
10K
R2402
10K
R2978 0
R2980 0
R2977 0
C2158 1
C2258 1
R2265
4.7K
R2165
4.7K
C2265 4700P
C2164 4700P
C2219 0.1
C2220 0.1
C2165 0.1
C2166 0.1
C2167 47
C2266 47
C2810 220P
C2809 220P
C281
1 0.01
C2812
0.01
D2035
D2036
B0ACCK000005
B0ACCK000005
FRONTR
OUTSUB
FRONTL
GAOUT
FIN2
FOUT2
FIN1
-7.5V
+7.5V
OUTSUB
OUTRS
OUTLS
OUTC
GAOUT
FIN2
FOUT2
FIN1
R2603
20K
R2604
33K
R2605 2.2K
R2405 1K
R2305 1K
C2302 1
C2403 1
R2503 3.3K
C2502 50V10
R2611
56K
R2892 47K
R2261 6.8K
R2161 33K
R2262 33K
R2162 6.8K
R2893 4.7K
R2264 12K
R2164 12K
R2606
10K
C2605 0.22
C2249 1
C2149 1
C2261 0.1
C2161 0.1
C2264 50V10
C2263 50V3.3
C2163 50V3.3
C2603 50V10
C2815
16V100
R2894 220K
R2163 1K
R2612
6.8K
R2263
1K
R2610
3K
R2502
8.2K
R2304
8.2K
R2404
R2403 39K
R2303 39K
R2501 39K
8.2K
R2608
82K
R2625
5.6K
R2609
56K
C2607
0.22
C2606
0.22
C2618
0.1
C2608
0.056
C2609
6800P
INA1
INA2
INB1
INB2
INC1
INC2
IND1
IND2
INE1
INE2
GND
EXIN1
EXIN2
GND
INFLA
INFRA
INCA
INLSA
INRSA
INSUBA
FIN4
OUTFL
FOUT3
FIN3
OUTFR
MIX IN
AGCR
AGCC
GAOUT
FIN2
FOUT2
FIN1
FOUT1
OUTC
OUTCN
OUTLS
OUTSN
OUTRS
OUTRSN
OUTSUB
LOUT2
LOUT1
TNFR
TNFL
BNFRA
BNFRB
BNFLA
BNFLB
GOUTFL
VINFL
GOUTFR
VINFR
GND
GND
OUTCN
OUTLS
GND
VCC
VEE
FOUT4
AOUT1
AOUT2
GND
INFLB
INFRB
INCB
INLSB
INRSB
OUTSB
GND
GOUTC
VINC
GOUTLS
VINLS
GOUTSUB
GOUTRS
VINRS
VINSUB
GND
OUTSUBN
IC2011
C1BB00000845
ASP IC
C2162
0.033
C2262
0.033
CR_R
CR_R(A)
A+5V
CB_B(A)
CB_B
4
5
6
1
2
3
: +B SIGNAL LINE
: -B SIGNAL LINE
: MAIN SIGNAL LINE
: FM/AM SIGNAL LINE
: AUXILLARY SIGNAL LINE
: DVD VIDEO SIGNAL LINE
C2801 100P
C2830
0.1
R2878 1
R2879 1
R2880 1
R2881 1
R2882 1
R2883 1
R2884 1
R2885 1
C2802 100P
C2240
680P
C2140
680P
C2237
0.1
C2137
0.1
2
1
3
5
4
6
8
7
9
11
10
12
19
18
20
21
23
14
13
17
16
15
66
SA-HT520EE
SCHEMATIC DIAGRAM - 11
MAIN CIRCUIT
1
2
7
8
3
6
4
5
1
2
7
8
3
6
4
5
1
2
3
4
5
6
4
5
6
1
2
3
OUTC
-7.5V
+7.5V
OUTRS
OUTLS
-7.5V
IC2015
IC2015
C0ABBB000118
DUAL OP AMP
IC2013
C0AABB000125
HP AMP IC
R2178
10K
R2144 3.9K
R2244 3.9K
R2278
10K
C2175
0.1
C2270
0.1
R2145 6.8K
C2250
50V1
R2245
6.8K
R2246
33K
R2146
33K
C2252
47P
C2251
100P
C2151
100P
C2152
47P
C2154
0.01
C2613
0.01
C2254
0.01
C2150
50V1
C2818
16V47
C2819
16V47
R2154
2.2K
R2155
100K
R2255
100K
R2254
2.2K
C2610
50V10
50V10
C2611
50V4.7
C2612
50V4.7
R2613
3.3K
R2614
1K
R2616
27K
R2617
18K
C2615
5600P
5600P
R2615
100K
R2506
33K
R2623
100K
R2511
2.2K
R2619
2.2K
R2624
100K
R2504
6.8K
C2504
0.1
C2503
0.033
C2506
1
4
5
6
1
2
3
4
5
6
1
2
3
C2153
16V100
C2253
16V100
R2147
22
R2148
22
R2150
22
R2250
22
R2249
22
R2248
22
R2247
22
R2151
4.7K
R2251
4.7K
R2149
22
C2155
1000P
C2255
1000P
R2152
2.7K
R2267
56K
R2268
27K
C2267
50V4.7
R2252
2.7K
R2266
1.8K
R2253
10
R2166
1.8K
R2167
27K
R2168
56K
R2308
1.8K
R2508
1.8K
R2620 1.8K
R2153
10
C2168
50V4.7
Q2102
B1GFGCAA0001
MUTING SWITCH
Q2104
Q2104
B1GFGCAA0001
MUTING SWITCH
Q2601
B1GFGCAA0001
MUTING SWITCH
Q2200
Q2200
B1GFGCAA0001
MUTING SWITCH
Q2201
B1GDCFGA0014
MUTING CONTROL
Q2105
B1GDCFGA0014
MUTING CONTROL
Q2103
B1GDCFGA0014
MUTING CONTROL
Q2500
B1GDCFGA0014
MUTING CONTROL
Q2600
B1GDCFGA0014
MUTING CONTROL
HP_L
-7.5V
-7.5V
SUBW
MUTE_S
SURR_R
C
MUTE_C
SUBMUTE
MUTE_HP
HP_R
MUTE_F
R2311
2.2K
R2312
2.2K
: +B SIGNAL LINE
: -B SIGNAL LINE
: MAIN SIGNAL LINE
R2310
27K
R2307
100
R2407
100
R2505
1K
R2618
1K
C2303
50V0.33
C2404
50V0.33
C2505
50V1
C2616
50V10
50V10
R2309
56K
C2170
50V4.7
-7.5V
SURR_L
R2306
100K
R2406
100K
R2509
56K
R2510
27K
C2508
50V4.7
R2621
56K
R2622
27K
C2617
50V4.7
R2626
8.2K
67
SA-HT520EE
SCHEMATIC DIAGRAM - 12
MAIN CIRCUIT
4
5
6
1
2
3
1
2
13
14
3
12
4
11
5
10
6
9
7
8
1
2
13
14
3
12
4
11
5
10
6
9
7
8
1
2
15
16
3
14
4
13
5
12
6
11
7
10
8
9
SFC_SUR
SFC_SUR
FL
FR
SSS_MIX
-7.5V
-7.5V
FR_OUT
FL_OUT
-7.5V
+7.5V
DSP_C
FL
FR
-7.5V
FR_OUT
DSP_C
FL_OUT
+7.5V
SSS_SUR
SFC_SUR
(PARTY)
(SFC)
C2128
50V10
50V10
C2130
0.15
C2129
3300P
3300P
C2230
0.15
C2234
100P
C2235
47P
C2231
47P
C2131
47P
C2132
100P
C2133
0.01
C2134
100P
C2135
47P
C2232
100P
C2233
0.01
R2119
12K
R2120
12K
R2223
10K
R2224
10K
R2221
1.2K
R2121
1.2K
R2516
10K
C2512
47
R2512
10K
R2514
10K
R2513
27K
C2511
9P
C2305
18P
C2304
22P
C2306
47
R2314
22K
R2317
10K
C2829
0.1
R2322
33K
R2323
100K
R2909
1.8K
R2912
2.2K
R2905
56K
R2903
27K
C2824
50V4.7
R2914
47K
R2175
100K
R2274
100K
R2913
470
C2828
0.1
D2101
B0BC5R000009
R2316
27K
R2174
47K
C2174
0.022
C2269
0.022
R2273
47K
R2315
22K
R2319
22K
C2307
0.082
C2826
0.01
R2318
47K
C2509
330P
C2827
0.01
R2222
22K
R2122
22K
R2123
10K
R2124
10K
R2220
12K
R2219
12K
R2126
100K
R2225
2.2K
R2125
2.2K
R2226
100K
R2877
1.8K
C2229
3300P
3300P
R2218
22K
C2228
50V10
50V10
R2321
22K
R2320
22K
R2118
22K
R2176 47K
R2275 47K
C2173 1
C2268 1
-VCC
+VCC
-VCC
+VCC
C
C
SUR
SUR
-FR
FR
FL
-FL
C
B
A
X0
X1
X
Y
Z0
Z
Z1
Y0
Y1
IC2012
C0ABCB000052
QUAD OP AMP
IC2021
C0ABCB000052
QUAD OP AMP
IC2022
C0JBAR000292
ANALOG SWITCH IC
Q2101
B1GFGCAA0001
SWITCH
Q2101
Q2027
B1GDCFGA0014
SWITCH
Q2301
B1GDCFGA0014
SWITCH
Q2300
Q2300
B1ABEB000001
SWITCH
: +B SIGNAL LINE
: -B SIGNAL LINE
R2876
56K
C2800
50V4.7
R2875
27K
: MAIN SIGNAL LINE
DSP_CS
MIC
MIC_C
C2822
50V4.7
C2825
50V10
50V10
R2910
1K
R2911
2.2K
R2904
56K
C2823
50V4.7
R2908
1.8K
Q2302
B1ABEB000001
MIC AMP
Q2303
B1GDCFGA0014
SWITCH
R2902
27K
R2906
100K
MIC_C
R2276
1.5K
R2177
1.5K
: MIC SIGNAL LINE
R2515
4.7K
MIC_C
68
SA-HT520EE
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