Sony STR-DA2800ES - Schematic Diagram - MAIN Board (3;3)

STR-DA2800ES
STR-DA2800ES
6767
5-25. SCHEMATIC DIAGRAM - MAIN Board (3/3) -
-48.5
-48.5
0
0.6 0
0
3.3
3.3
3.3
0
0
10.7
0
10.7
0
10.7
0
10.7
0
0.6
0
RY307
R369
2.2k
2SC3052EF-T1-LEF
Q312
1
2
3
4
5
5P
CN310
R1 (UPPER TAP)
R1 (LOWER TAP)
R1 GND
R1 (LOWER TAP)
R1 (UPPER TAP)
39k
R343
2SC3052EF-T1-LEF
Q305
50V
10
C349
10k
R339
6.8k
R347
2SC3052EF-T1-LEF
Q304
1k
R340
2SC3052EF-T1-LEF
Q307
2SC3052EF-T1-LEF
Q309
1k
R355
1k
R344
R352
10
C353
0.01
R348
10
C351
0.01
R354
10
C359
0.01
C355
0.01
R353
10
C363
71V
0.01F
C362
71V
0.01F
47k
R356
47k
R345
R370
47k
CL389
CL387
CL388
CL382
CL383
CL384
CL386
CL385
MC2838-T112-1
D308
MC2838-T112-1
D306
2.2k
R360
47k
R361
2SC3052EF-T1-LEF
Q310
250V
F301
T2.5AL
100V
C370
0.22
100V
C371
0.22
250V
F300
T6.3AL
250V
F302
T6.3AL
47k
R350
2SC3052EF-T1-LEF
Q308
1k
R349
CL374
CL375
CL376
CL377
D5SBA60-F
D313
1
2
3
4
2SA1514KT146S
Q302
2SA1514KT146S
Q303
DA2J10100L
D307
DA2J10100L
D310
DA2J10100L
D309
DA2J10100L
D311
22k
R341
R342
22k
10V
220
C347
10V
C348
220
DA2J10100L
D318
33
R362
33
R351
33
R357
33
R346
R368
33
100V
C360
220p
100V
C361
220p
100V
C357
220p
100V
C356
220p
JS506
R658
0.47
JS508
R653
0.47
1
C375
1
C374
5P
CN309
1R2 AC
2NC
3 CENTER TAP
4NC
5R2 AC
1
2
3
4
5
6
6P
CN307
SBR_GND
SBR
SBL_GND
SBL
C_GND
C
250V
F303
T2.5AL
CL429
CL430
CL431
CL432
CL433
CL434
RY302 RY304 RY305
2SC2713G-TE85L
Q306
RY303
25V
1000
C367
25V
2200
C366
D317
1SR154-400TE-25
D316
1SR154-400TE-25
D315
1SR154-400TE-25
D314
1SR154-400TE-25
C
BRIDGE
LR
SUR
SBL_R
12
13
15
11
17
14
16
23
19
18
27
20
28
24
22
26
21
25
29
30
31
32
(3/3)MAIN BOARD
MAIN
(2/3)
BOARD
>103S
MAIN
(1/3)
BOARD
>102S
CN393
SURR
>16S
BOARD
SPEAKER
T901
>14S
TRANSFORMER
MAIN POWER
Q302 - 306
PROTECTOR
RELAY DRIVE RELAY DRIVE RELAY DRIVE RELAY DRIVE
LR
RELAY DRIVE
-1
-2
-1
-2
-1
-2
-1
-2
-1
-2
FRONT A
SURROUND
SPEAKERS
TB300
T901
>15S
TRANSFORMER
MAIN POWER
A301
F
G
24 8
A
12
C
E
10 1611 1514
H
B
175
I
63 131
D
97
+
+
+
+
–
––
–
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