20.2. Main, Panel & Mic Circuit
B
SCHEMATIC DIAGRAM - 6
MAIN CIRCUIT
SA-PT550GCP MAIN CIRCUIT
B16
B1
B6
B7
B8
B11
B12
:+B SIGNAL LINE
:FM SIGNAL LINE
:DVD VIDEO SIGNAL LINE
:MAIN SIGNAL LINE
:-B SIGNAL LINE
1/4
2/4
3/4
4/4
TO MAIN
SECTION (3/4)
TO MAIN
SECTION (2/4)
1
17
TO
WIRELESS ADAPTER
CIRCUIT (CN6300)
IN SCHEMATIC
DIAGRAM - 16
G
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
100
R2756
R2755
4.7K
0.01
C2753
C2197
0
C2297
0
820K
R2760
R2752
10K
C2754
100P
R2753 4.7K
22K
R2758
R2754
1K
22K
R2759
C2751
1
R2757
47K
R2181 4.7K
W2660
0
R2282
10
4.7K
R2281
2.2K
2.2K
R2198
R2298
C2181
1000P
22
R2277
22
R2278
22
R2280
22
R2279
C2281
1000P
R2182
10
C2196
16V100
C2296
16V100
22
R2179
R2177
22
R2178
HEADPHONE AMP
22
22
R2180
HP-LCH
HP-RCH
R2172
1.8K
R2171
27K
R2271
56K
B1GDCFGA0018
Q2201
1.2K
R2175
C2171
25V4.7
1.2K
R2275
R2170 2.2K
R2270
2.2K
MUTING
3
2
5
4
1
6
B1GFGCAA0001
Q2101
MUTING
B1GFGCAA0001
Q2103
Q2103
FL
50V1
C2177
2.2K
R2196
0
W2540
0
W2658
1
C2294
100K
R2197
3.3K
R2192
100K
R2297
1
C2194
2.2K
R2296
50V1
C2277
FR
C2755
100P
R2761
820K
R2185
1.2K
1.2K
R2285
0.1
C2756
R2276
22K
0.1
C2757
R2751
470
3.9K
R2291
D2751
B0BC5R000009
22K
R2176
3.9K
R2191
C2752
0.01
0.1
C2280
100P
C2178
C2278
100P
SENSE1
SENSE2
470K
R2765
C2179
150P
R2764
470K
+7V
B0ACCK000005
D2752
D2753
B0ACCK000005
6
7
5
2
4
3
8
1
C0ABBB000350
IC2751
IC2751
150P
C2279
R2762
10K
C2180
0.1
R2763
10K
6
7
5
2
4
3
8
1
IC2102
C0AABB000125
-7V
HP_MUTE
CYOUT
CROUT
6
8
9
7
2
1
4
5
3
10
CN2002
TO TUNER PACK
(J3CBBB000001)
R2261
47K
680P
C2262
R2161
47K
W2611
0
C2162 680P
TUN-LCH
TUN-RCH
1K
R2260
1K
R2160
0.01
C2169
1
C2960
C2261
0
C2161
0
TUN_SD
TUN_DO
TUN_CLK
AGND
TUN_DI
-7V
CBOUT
TU+9V
+VCC
-VCC
6dB Clip
MUTING CONTROL
-VCC
+VCC
T+9V
PORT_SEL
TUNER SD
TUNER DI
AGND
TUNERGND
CHASSIS GND
TUNER CLK
RDS DETECT
TUNER LCH
TUNER RCH
TUNER DO/ST
C2835
25V22
0.1
C2838
6.3V100
C2806
25V22
C2834
6.3V1000
C2801
0.1
C2837
6.3V100
C2805
VMUTE
VIDEO BUFFER
MUTING
1K
R2804
0
K2811
Q2801
B1GBCFJN0033
26
25
27
28
17
18
20
22
24
23
21
19
8
7
5
6
16
15
10
9
13
14
11
12
3
1
2
30
32
31
4
29
C9ZB00000461
IC2801
IC2801
1
C2817
C2818
1
5V
PY
C2811
0.1
CR
VGND
CB
L2801
G0C220JA0055
C2812
0.1
C2808
10V220
C2810
0.01
C2807
0.01
Y
DVD_A+5V
C2809
25V22
C
CBIN
YIN
GND
SEL
CYIN
BIAS
S2
S1
SEL
CIN
CVIN
MUTE1
VCC1
CYSAG
GND2
CBOUT
CBSAG
SDCOUT
VOUT
COUT
YSAG
CYOUT
VSAG
YOUT
GND2
GND2
VCC2
MUTE2
CRIN
CRSAG
GND2
CROUT
3dB Clip
1K
R2803
0
W2593
B0JCAE000001
D2810
OP AMP
3
2
5
4
1
6
R2186
R2286
1.5K
1.5K
R2292 3.3K
1
C2421
1
C2321
WLESS_SR_OUT
0
W2632
W2615
0
6
5
8
9
11
12
10
14
15
13
7
2
1
4
3
17
16
SCL
5V
SDI
CH1_R_IN
CH1_L_IN
AGND
AGND
AGND
AGND
CH2_L_OUT
5V_GND
CH2_R_OUT
AGND
SDO
WM_DET
CH1_R_OUT
CH1_L_OUT
CN2003
5V_GND
WLESS_SL_OUT
FX_DO
FX_DET1
FX_CLK
FX_DI
RF+5V
0
R2810
VOUT
C2814
25V22
0.1
C2802
6.3V100
C2833
W2609
0
W2572
0
W2578
0
W2571
0
W2618
0
W2616
0
W2303
0
W2573
0
SA-PT550GCP
98
Содержание SA-PT550GCP
Страница 3: ...3 SA PT550GCP ...
Страница 12: ...12 SA PT550GCP ...
Страница 22: ...8 New Features 8 1 About HDMI 8 1 1 What is HDMI 8 1 2 Advanced Digital Pictures 22 SA PT550GCP ...
Страница 23: ...8 1 3 Advanced Digital Sound 8 1 4 Easy to Use 8 1 5 HDMI Compatible Products 23 SA PT550GCP ...
Страница 49: ...10 2 Main Components and P C B Locations 49 SA PT550GCP ...
Страница 65: ...Step 3 Remove the middle chassis Step 4 Remove the traverse unit 65 SA PT550GCP ...
Страница 68: ...68 SA PT550GCP ...
Страница 82: ...SA PT550GCP 82 ...
Страница 92: ...92 SA PT550GCP ...
Страница 110: ...SA PT550GCP 110 ...
Страница 118: ...SA PT550GCP 118 ...
Страница 126: ...25 Exploded Views 126 SA PT550GCP ...
Страница 127: ...25 1 Cabinet Parts Location SA PT550GCP 127 ...
Страница 128: ...SA PT550GCP 128 ...
Страница 129: ...25 2 Packaging SA PT550GCP 129 ...