95
P1
SA-BT300PX MAIN CIRCUIT
3/8
4/8
7/8
2/8
6/8
8/8
1/8
5/8
TO MAIN
SECTION (6/8)
TO MAIN
SECTION (1/8)
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 27
J
TO
D-AMP CIRCUIT
(CN8501)
IN SCHEMATIC
DIAGRAM - 34
C
TO
TUNER CIRCUIT
(CN6351)
IN SCHEMATIC
DIAGRAM - 32
1
22
10
1
: -B SIGNAL LINE
: +B SIGNAL LINE
: FM SIGNAL LINE
: iPod/AUX/MIC AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: BD/DVD AUDIO INPUT SIGNAL LINE
: iPod VIDEO INPUT SIGNAL LINE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
I
J
L
M
N
P
O
K
100P
C2178
22K
R2176
3.9K
R2174
3.9K
R2274
C2280
0.1
3.3K
R2187
R2288
3.3K
27K
R2173
27K
R2273
R2170
2.2K
R2171
27K
R2172
1.8K
HPMUTE
R2271
56K
50V1
C2177
1.8K
R2175
50V4.7
C2171
B1GDCFGA0018
QR2203
2
3
1
5
4
6
B1GFGCAA0001
MUTING CONTROL
MUTING
Q2101
R2270
2.2K
C2194
4.7
C2294
4.7
C2278
100P
47P
C2179
R2276
22K
47P
C2279
1K
R2216
1K
R2116
0.1
C2180
R2178
39
R2278
39
6
7
5
2
4
3
8
1
IC2102
OP-AMP
C0ABBB000125
2
3
1
5
4
6
C2281
1000P
C2181
1000P
10
R2177
10
R2277
2
3
1
5
4
6
Q2103
B1GFGCAA0001
HPOUTL
2.2K
R2185
2.2K
R2189
R2285
2.2K
R2289
2.2K
18
R2180
18
R2280
18
R2179
18
R2279
MUTING
Q2102
B1GFGCAA0001
MUTING
HPOUTR
+VCC
A-7V
-VCC
AGND
FRVOLOUT
FLFIN
FRFIN
FLVOLOUT
50V1
C2277
1.8K
R2275
100
R203
AMPDCDET
PVCONT
A+7V
A-7V
NPMUTE
AGND
FR_OUT
FL_OUT
MUTEF
MUTES
56K
R201
SR_OUT
PWBPF
CNT_OUT
SW_OUT
SL_OUT
56K
R202
6
5
8
9
11
12
10
18
15
17
16
20
19
13
14
7
2
1
4
3
22
21
CN503
2
1
4
3
JK2001
AUX(TV)
C824
220P
560
R848
R826
1K
220
R847
220
R845
220
R846
1K
R827
I2CSDA
TUSD
I2CSCL
TUNERL
TUNERR
AUXR
A9V
AUXL
C822
220P
15K
R821
AGND
R820
15K
TUST
6
8
9
7
2
1
4
5
3
10
CN801
FHOP
A+7V
A-7V
AGND
MOD_DA
DC_DET
PVCONT
AGND
AGND
FRONT R
FRONT L
AGND
AGND
CENTER
AGND
R CH
L CH
A9V
TU_R
TU_L
AGND
TU_ST
FM_DET
AGND
TU_SDA
TU_SD
TU_SCLK
SURROUND L
SURROUND R
SUBWOOFER
MUTE_S (MODE 1)
SURROUND BACK R
SURROUND BACK L
MUTE_F (MODE 2)
R530
820K
R540
47K
6.8K
R535
2.2K
R536
22K
R539
C522
0.01
820K
R533
FL_OUT
1
C523
A-7V
D501
MA2J1110GL 1K
R531
22P
C521
0.1
C518
AGND
CLIPDET
470
R532
3.9K
R534
4.7K
R537
MAZ8051GML
D500
C520
0.01
1K
R538
6
7
5
2
4
3
8
1
C0ABBB000189
IC501
+VCC
-VCC
OP-AMP
A+7V
SBL_OUT
SBR_OUT
SBR_OUT
SBR_VOLOUT
SBL_OUT
AGND
SBL_VOLOUT
R380
1.5K
C378
1
C380
0.018
R378
39K
R374
27K
C376
10P
C374
47P
R376
2.2K
1K
R383
39K
R377
C379
0.018
R381
5.6K
R382
5.6K
R379
1.5K
SBL_WLOUT
2.2K
R375
C377
1
1
C233
A-7V
1K
R384
SBR_WLOUT
1
C231
OP-AMP
0.1
C381
0.1
C382
47P
C373
R373
27K
0
R371
C375
10P
6
7
5
2
4
3
8
1
C0ABBB000189
IC303
C371
1
0
R372
C372
1
-VCC
+VCC
Summary of Contents for SA-BT300PX
Page 15: ...15 5 3 Using BD LIVE or BONUSVIEW in BD Video ...
Page 18: ...18 5 5 Speaker Connections ...
Page 21: ...21 5 7 About MP3 JPEG files ...
Page 38: ...38 9 2 Main Components and P C B Locations ...
Page 63: ...63 9 28 6 Grease ...
Page 64: ...64 9 28 7 How to Clean the Lens of Optical Pick UP Follow the 9 2 1 Upper Base Ass y ...
Page 82: ...82 ...
Page 88: ...88 ...
Page 90: ...90 ...
Page 118: ...118 ...
Page 120: ...120 ...
Page 124: ...124 19 1 3 BD Mechanism Cabinet ...