19.3. D-Amp & SMPS Circuit
G
SCHEMATIC DIAGRAM - 11
D-AMP CIRCUIT
SA-PT250GCP D-AMP CIRCUIT
1/2
2/2
G1
G2
G3
G4
G6
TO FAN
:+B SIGNAL LINE
:-B SIGNAL LINE
:MAIN SIGNAL LINE
TO D-AMP
SECTION (2/2)
TO SPEAKERS
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
10K
R5657
6.3V220
C5692
2
4
3
1
L5301
3
2
1
ZJ5410
1
3
2
CN5501
C5693
FAN LOCK DETECT
FAN MOTOR DRIVE
FAN MOTOR DRIVE
FAN MOTOR DRIVE
0.1
100K
R5659
C5695
0.1
10K
R5655
25V22
C5696
D5640
B0BC01200019
3.3K
R5639 R5640
0
Q5642
Q5642
B1ABCF000011
1.8M
R5658
10
R5637
25V10
C5691
R5636
3.9K
B1BACD000018
Q5640
C5690
1000P
SW+
SW_+
C5350
0.1
C5351
0.1
SW-
FAN_DC
Q5644
Q5644
B1ABCF000011
10K
R5656
B1ABCF000011
Q5641
10K
R5660
10K
R5606
B1ADCE000012
Q5603
R5608
10K
R5604
1.2K
R5610
1.2K
1.2K
R5611
R5603
10K
R5602
10K
Q5604
B1ABCF000176
B1ABCF000176
R5609
10K
Q5601 - Q5602
Q5601
Q5602
R5302
10
220P
C5307
35V470
C5516
1M
R5507
390P
C5552
X5500
X5500
H2A6023A0011
B0BC5R000009
D5503
10
C5555
0.1
C5554
R5311
10
1M
R5508
100P
C5553
35V470
C5517
C5525
0.1
C5524
0.1
VDDA3
C5540
63V47
R5510
270
C5315
1000P
5.6K
R5307
0.47
C5317
C5562
6.3V1000
OSC
IN+_SW
FAN_DC
FAN_GND
C5312
330P
R5306
5.6K
C5314
0.47
C5313
0.1
VDDP
VSSP
C5316
0.1
C5323
220P
0.1
C5319
0.1
C5318
0.1
C5560
R5511
22
100P
C5561
SW+5V
5
6
4
1
2
3
9
11
13
14
12
10
7
8
IC5501
C0JBAF000716
VSSA3
10
R5310
R5505
100
47P
C5558
5
6
4
1
2
3
9
11
13
14
12
10
7
8
C0JBAB000902
INVERTER GATE
(CLOCK GENERATOR)
D-TYPE FLIP-FLOP
IC5500
OSC
SW+5V
SW+5V
MOD_DA
MUTE_F
MUTE_S
FL_+
SW_+
DC_DET
68K
R5218
C_+
120K
R5020
FR_+
R5019
68K
Q5101
B1ABCF000176
6.3V100
C5133
R5110
22K
1.2K
R5023
SIGNAL
SIGNAL
R5317
1.2K
R5327
1.2K
AGND
1.2K
R5022
1.2K
R5021
0.1
C5033
B1ABCF000176
Q5102
R5318
120K
R5607
1.2K
56K
R5654
0
R5670
B0ACCK000005
DC_DET
FAN_GND
D5645
50V1
C5697
C5694
16V33
B0ACCK000005
D5644
D5643
B0ACCK000005
R5035
5.6K
R5034
5.6K
220P
C5325
1000P
C5333
K5500
220P
C5326
R5304
100
C5304
330P
C5601
16V10
C5331
1000P
R5308
5.6K
0.47
C5334
R5309
5.6K
0.47
C5332
C5305
0.1
C5306
0.1
19
21
23
22
20
10
2
3
1
7
8
9
4
5
6
12
15
14
17
18
16
13
11
IC5300
C1BA00000487
AUDIO DIGITAL POWER AMP
C5324
0.015
C5321
0.22
C5302
0.1
0.1
C5310
220P
C5311
0.1
C5309
C5322
0.015
C5303
0.1
R5305
10
R5319
22
0.68
C5328
R5300
22
C5327
0.1
C5301
0.1
0.68
C5300
2
4
3
1
L5300
MODE2
MODE1
MODE1_2
MODE2
FAN GND
FAN DC OUT
CD2
D1
MUTING
MUTING
MUTING
DC DETECT
DC DETECT
GND
D2
SD1
SD2
SGND1
VSSD
OUT1
PROT
OUT2
BOOT2
VSSP1
VSSP2
STABI
VSSA2
VDDP2
VSSA1
BOOT1
VDDP1
OSC
VDDA1
6Y
5A
6A
VCC
O2
4Y
02
CP2
VCC
4A
5Y
3A
2A
2Y
1A
1Y
3Y
O1
01
CP1
CD1
GND
IN1+
IN1-
MODE
IN2-
signal_trigger
IN2+
SGND2
VDDA2
FAN LOCK
G0B9R5K00003
G0A150L00003
0
6
4
3
5
9
8
12
10
11
7
1
2
JK5001
FRONT L+
FRONT L-
FRONT R+
CENTER -
FRONT R-
SUBWOOFER -
SUB
SURROUND L+
SURROUND L-
SURROUND R+
SURROUND R-
C-
FR-
FL-
SL+
SR+
SL-
SR-
FL+
FR+
SW-
C+
SW+
R5114
1.2K
R5115
1.2K
FL_-
SL_+
SR_+
68K
R5113
120K
R5111
K5251
0
K5502
0
IN+_C
SA-PT250GCP
87
Содержание SA-PT250EE
Страница 5: ...25 Replacement Parts List 108 25 1 Component Parts List 109 5 SA PT250GCP ...
Страница 12: ...12 SA PT250GCP ...
Страница 36: ...9 2 Main Components and P C B Locations 36 SA PT250GCP ...
Страница 51: ...Step 3 Remove the middle chassis Step 4 Remove the traverse unit 51 SA PT250GCP ...
Страница 66: ...SA PT250GCP 66 ...
Страница 74: ...SA PT250GCP 74 ...
Страница 76: ...76 SA PT250GCP ...
Страница 104: ...24 Exploded Views 104 SA PT250GCP ...
Страница 105: ...24 1 Cabinet Parts Location SA PT250GCP 105 ...
Страница 106: ...SA PT250GCP 106 ...
Страница 107: ...24 2 Packaging SA PT250GCP 107 ...