Read Sony STR-DA2800ES (serv.man2) Service Manual online
STR-DA2800ES
STR-DA2800ES
5
5
2-2. SCHEMATIC DIAGRAM - MAIN Board (1/3) -
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
0
0
-7
0
0
0
0
0
0
0
0
0
0
0
0
-7
7
0
0
-7
0.6
0
10.7
0
-7
7
-10.9
10.7
0.6
0
R305
1k
C329
2200p
R304
1k
R307
1k
R306
1k
R309
1k
R308
1k
C320
2200p
CL360
2.2k
R366
2SC3052EF-T1-LEF
Q311
47k
R367
1SR154-400TE-25
D303
I
O
COM
KIA7807API-U/PF
IC303
1
2
3
CL378
CL379
CL380
RY300
2.2k
R336
2SC3052EF-T1-LEF
Q301
R324
100k
47k
R338
R323
47k
C328
50V
10
R322
1k
R312
1k
50V
C310
4.7
50V
C308
4.7
R313
1k
50V
10
C300
50V
10
C301
CL300
CL302
CL321
CL322
CL323
CL324
CL325
CL326
CL320
CL327
CL328
CL329
CL332
CL333
CL334
CL335
CL304
CL303
CL308
CL319
CL309
CL307
CL311
CL313
CL315
CL354
CL355
CL356
CL357
CL358
CL359
CL363
CL364
CL367
2200p
C321
2200p
C322
CL310
CL318
16V
470
C341
16V
470
C340
J302
J301
R310
1k
R311
1k
CL361
CL362
R314
1k
R316
1k
CL365
CL366
DA2J10100L
D301
DA2J10100L
D312
CL336
CL337
CL338
CL339
CL340
100
R325
R359
330
1W
R364
330
1W
R358
330
1W
R363
330
1W
CL312
P6SMBJ33A-5
D305
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
CN301
19P
BT_L
AGND
BT_R
AGND
DCAC
DAC SBL
DAC SBR
DAC SL
DAC SR
DAC C
DAC SW
DAC FL
DAC FR
AGND
ADCR
AGND
ADCL
–7V
+7V
CL331
CL314
CL316
CL317
CL305
CL306
CL301
0.1
C323
1
C344
1
C345
0
R318
0
R315
0
R317
470p
C342
470p
C343
100
R327
4.7k
R328
CL368
100k
R329
CL370
4.7k
R334
CL369
2SC3052EF-T1-LEF
Q300
50V
22
C338
0.1
C332
100
R330
100p
C336
100
R332
0.1
C339
100k
R331
100p
C337
2200p
C331
CL371
CL372
DA2J10100L
D302
10k
R335
+
–
RY301
100
R326
CL373
2200p
C334
50V
22
C335
4.7k
R333
5P
CN300
1
DSP+1.8V
2
DSP+1.8V
3
D+4.0V
4
D-AU_GND
5
D-AU_GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
22P
CN302
A_GND
TUNER_L
TUNER_A_GND
TUNER_R
A_GND
NET_L
NET_A_GND
NET_R
A_GND
NET_AD_L
NET_AD_A_GND
NET_AD_R
A-7V
A7V-CT_GND
A+7V
Limitter
TRIG+12V_GND
DCDC(TRIG)+12V
DCDC(TRIG)+12V
DD GND
DD +5.5V
DD GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
22P
CN303
UCOM_GND
UCOM_GND
STB+5V
STB+5V
PT_STOP
POWER_RY
PROTECTOR
EVOL_2ND_DATA
COM2_CLK
EVOL_DATA
EVOL_CLK
2ND_RELAY
SW RY
HP_RY
SB_RY
SR_RY
C_RY
SP_B_RY
SP_A_RY
4/8_RY
FL_GND
FL+12V
1
12
3
4
5
6
7
8
9
10
11
CN305
12P
+12V
PT STOP
GND+12V(RYGND)
2
NC
GND(DCDCMAIN)
GND(DCDCMAIN)
+5V
GND+5V
+1.8V
GND+1.8V
+5.5V
GND+5.5V
CL330
CL342
CL343
CL344
CL345
CL346
CL347
CL348
CL349
CL350
CL351
CL352
CL353
CL341
1
3
4
5
6
7
8
9
9P
CN306
–7V
+7V
2
NC
VIDEO2_R
HP_SW
VIDEO2_GND
VIDEO2_L
MIC_L
GND
220
R321
C327
100p
C326
100p
220
R320
5P
CN308
1
HP DETECT
2
NC
3
R-CH
4
GND
5
L-CH
CL390
CL391
CL392
CL393
CL394
CL395
CL396
CL397
CL398
CL399
CL400
CL401
CL402
CL403
CL404
CL405
CL406
CL407
CL408
DA2J10100L
D319
DA2J10100L
D320
DA2J10100L
D321
DA2J10100L
D322
DA2J10100L
D323
J300
1
3
4
5
6
6P
CN304
+12V (REG)
GND
2
NC
STB+5V
NC(STOP)
POWER RY
CL416
CL417
CL418
CL419
CL420
CL421
CL422
CL423
CL424
CL425
CL426
CL427
CL428
100
R337
100
R365
+
–
RY306
I
O
G
KIA7907PI
IC302
1
2
3
CL435
0
R319
CL436
CL437
CL438
CL439
CL440
CL441
CL442
CL443
IC300
BD3471KS2
1
GND
2
HPFN
3
LPF01
4
LPF02
5
LPFN2
6
LPFN1
7
SWVOL
8
VCC
9
DGND
10
DA
TA
11
CLK
12
VEE
13
FROUT
14
FLOUT
15
SWOUT
16
COUT
17
SROUT
18
SLOUT
19
SBRPUT
20
SBLOUT
21
GND
22
GND
23
SUB2L
24
SUB2R
25
RECL3
26
RECR3
27
RECL2
28
RECR2
29
RECL1
30
RECR1
31
GND
32
SBL IN2
33
SBR IN2
34
SL IN2
35
SR IN2
36
C IN2
37
SW IN2
38
FL IN2
39
FR IN2
40
GND
41
INL12
42
INR12
43
INL1
1
44
INR1
1
45
INL10
46
INR10
47
INL9
48
INR9
49
INL8
50
INR8
51
INL7
52
INR7
53
INL6
54
INR6
55
INL5
56
INR5
57
INL4
58
INR4
59
INL3
60
INR3
61 INL2
62 INR2
63 INL1
64 INR1
65 GND
66 SBLIN
67 SBRIN
68 SLIN
69 SRIN
70 CIN
71 SWIN
72 FLIN
73 FRIN
74 GND
75 ADC ROUT
76 ADC LOUT
77 GND
78 SUB1 R
79 SUB1 L
80 GND
BD3812F-E2
IC301
1
IN 1
2
AGND
3
IN 2
4
AGND
5
VEE
6
AGND
7
VCC
8
CL
9
DA
10 MUTE
11 DGND
12 SEL
13 OUT 2
14 OUT 1
EVOL_CLK
EVOL_2ND_CLK
EVOL_2ND_DATA
EVOL_DATA
LR
C
SUR
SBL_R
EVOL_DA
TA
EVOL_CLK
EVOL_2ND_CLK
EVOL_2ND_DA
TA
BRIDGE
C317
(AEP)
100p
IC301
ELECTRICAL VOLUME
IC300
AUDIO INPUT SELECTOR
IC302
IC303
+7V REGULATOR
(1/3)
MAIN BOARD
1
11
2
6
7
3
8
9
4
5
12
13
14
15
16
17
MAIN
BOARD
>101S
(2/3)
MAIN
BOARD
(3/3)
>102S
CN6506
A-VIDEO
>10S
(1/2)
BOARD
CN1114
D-AUDIO
>06S
(2/2)
BOARD
DCDC
>09S
CN1405
BOARD
CN2515
CONTROL
>08S
(2/2)
BOARD
CN2401
D-AUDIO
>07S
(2/2)
BOARD
CN2701
CONTROL
>11S
(1/2)
BOARD
STBY
>12S
CNP54
BOARD
>13S
HP
CN171
BOARD
RELAY DRIVE
-1
-2
-7V REGULATOR
RELAY DRIVE
RELAY DRIVE
-2
-1
F
G
2
4
8
A
12
C
18
E
10
16
11
15
14
H
B
17
M
5
19
I
6
J
3
13
1
D
9
K
L
7
R
L
L
R
L
R
L
R
L
R
L
R
SAT/CATV
AUDIO IN
VARIABLE
AUDIO OUT
ZONE 2
6P
6P
2P
SUBWOOFER
OUT
VIDEO 1
AUDIO IN
VIDEO 1
AUDIO OUT
TV
IN
SA-CD/CD
IN
Refer to page
service manual
61 on original
Refer to page
service manual
73 on original
Refer to page
service manual
110 on original
Refer to page
service manual
61 on original
Refer to page
service manual
76 on original
C315
100p
C313
100p
C311
100p
C307
100p
C305
100p
C316 100p
C314 100p
C312 100p
C309 100p
C306 100p
C304 100p
Refer to page
service manual
72 on original
Refer to page
service manual
113 on original
Refer to page
service manual
105 on original
(Page 6)
(Page 7)
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