Sony STR-DA2800ES Service Manual ▷ View online
STR-DA2800ES
STR-DA2800ES
113
113
5-74. SCHEMATIC DIAGRAM - STBY Board -
18.4
0
0
6.4
0.7
0
18.4
18.9
11.8
11.8
5
10k
R55
10k
R59
4.7
R60
E
EE51
RY01
2SB734-T-34
Q54
F001
2SC3052EF-T1-LEF
Q52
RT1N241C-TP-1
Q53
RT1N241C-TP-1
Q55
VCC
GND
OUT
BA05T
IC51
1
2
3
1k
R54
3.3k
R58
0.1
C58
DA2J10100L
D58
DZ2J062M0L
D61
1SR154-400TE-25
D51
TP901
CL010
TP909
1
2
3
4
LF903
TP902
JS984
1
4
4P
CN902
N
L
3
NC
2
NC
1
3
4
4P
CN903
ACDC 13V/20V
ACDC GND
+
–
RY901
DA2J10100L
D001
4.7
R904
250V
C967
470p
250V
C968
470p
1
3
4
5
6
6P
CNP54
+12V (REG)
GND
2
NC
STB+5V
NC (STOP)
POWER RY
0.1
C50
0.1
C966
VDR901
1
3
CNP51
3P
LIVE
2
NC
NUTRAL
C52
50V
4.7
C57
50V
4.7
F901
1
2
3
3P
CN02
L
NC
N
C958
0.47
1
2
3
4
LF902
250V
220p
C964
250V
220p
C963
(CHASSIS)
IC51
+5V REGULATOR
STBY BOARD
BOARD
CN901
>43S
ACDC
CN304
BOARD
(1/3)
>12S
MAIN
BOARD
CN905
>44S
ACDC
NC
2
NC
MAIN POWER
T901
TRANSFORMER
(3/3)
CN310
BOARD
>15S
MAIN
(3/3)
CN309
BOARD
>14S
MAIN
CN1401
>41S
DCDC
BOARD
LINE
FILTER
LINE
FILTER
250V
T4AL 250V (AEP)
250V
T5AL 250V (US, CND)
T1.6AL
RELAY DRIVE
Q53 - 55
REGULATOR
-2
-1
PATTERN
CAM901
SPARK-GAP
~AC IN
AC1
2
4
8
A
C
E
10
11
B
5
6
3
1
D
9
7
(Page 110)
(Page 67)
(Page 67)
(Page 112)
(Page 65)
(Page 112)
Ver. 1.2
STR-DA2800ES
STR-DA2800ES
114
114
ra
IC2501 <zxx (X2)
1 V/DIV, 20 ns/DIV
40 ns
2.6 Vp-p
wa
IC6206 os (X1 (X_OUT))
ya
Q101, 102 (Base)
2 V/DIV, 2
Ps/DIV
4.6
Ps
4.1 Vp-p
uh
IC1410 2 (SW)
10 V/DIV, 1
Ps/DIV
2.6
Ps
21 Vp-p
ys
Q101, 102 (Collector)
20 V/DIV, 2
Ps/DIV
4.6
Ps
41 Vp-p
ua
IC1405 1 (BOOT)
10 V/DIV, 20 ns/DIV
40 ns
23 Vp-p
us
IC1406 1 (BOOT)
10 V/DIV, 20 ns/DIV
40 ns
22 Vp-p
uk
IC3903 qd to qg (PHASE)
2 V/DIV, 5 ns/DIV
10 ns
5.8 Vp-p
ul
IC3904 qd to qg (PHASE)
2 V/DIV, 10 ns/DIV
20 ns
5.8 Vp-p
ug
IC1402 1 (BOOT)
10 V/DIV, 50 ns/DIV
120 ns
22 Vp-p
uf
IC1403 qs (VBST)
2 V/DIV, 500 ns/DIV
1.6
Ps
7.3 Vp-p
uj
IC1408 qs (VBST)
5 V/DIV, 500 ns/DIV
1.6
Ps
14 Vp-p
ud
IC1404 1 (BOOT)
10 V/DIV, 1
Ps/DIV
2.1
Ps
22 Vp-p
1 V/DIV, 100 ns/DIV
250 ns
3.5 Vp-p
5
20.8
Ps
3.4 Vp-p
3
IC1806 qg (DSP LRCK)
1 V/DIV, 10
Ps/DIV
1
IC1806 qd (DSP MCK)
500 mV/DIV, 20 ns/DIV
40 ns
1.9 Vp-p
4
IC1806 e; (XMCK)
1 V/DIV, 20 ns/DIV
40.8 ns
3.9 Vp-p
IC1806 ea (XOUT)
1 V/DIV, 20 ns/DIV
40.8 ns
3.8 Vp-p
2
IC1806 qf (DSP BCK)
1 V/DIV, 200 ns/DIV
326 ns
3.9 Vp-p
20.8
Ps
4.6 Vp-p
qd
IC5001 ol (LRCLK_OUT)
2 V/DIV, 10
Ps/DIV
qa
IC5001 wg (XTAL2)
1 V/DIV, 20 ns/DIV
40 ns
4 Vp-p
qs
IC5001 ok (BCLK_OUT)
2 V/DIV, 200 ns/DIV
326 ns
4.8 Vp-p
ed
IC3700 <zzc (XTALOUT)
1 V/DIV, 20 ns/DIV
36.6 ns
2.1 Vp-p
es
IC3861 wa (XTAL1)
200 mV/DIV, 20 ns/DIV
34.4 ns
600 mVp-p
eg
IC3000 wd (XO)
1 V/DIV, 100 ns/DIV
250 ns
2.5 Vp-p
ef
IC3531 3
500 mV/DIV, 20 ns/DIV
37 ns
1.3 Vp-p
ea
IC3861 2 (HS/CS)
1 V/DIV, 20
Ps/DIV
64
Ps
3.9 Vp-p
ta
IC2501 rd (X1)
1 V/DIV, 100 ns/DIV
250 ns
3.5 Vp-p
• Waveforms
– D-AUDIO Board –
– A-VIDEO Board –
– DCDC Board –
– NETWORK Board –
– DISPLAY Board –
– CONTROL Board –
– DSP Board –
– D-VIDEO Board –
STR-DA2800ES
115
• IC Block Diagrams
– D-AUDIO Board –
IC1123 PCM1681GPWPR
IC1123 PCM1681GPWPR
MS/ADR/FMT1 2
MC/SCL/DEMP 3
SCK 5
DATA1 6
MD/SDA/MUTE 4
ZR1/ZR1/FMT0 1
FUNCTION
CONTROL
INETERFACE
BCK 7
LRCK 8
VDD 9
DGND 10
DATA2 11
DATA3 12
DATA4 13
DATA3 12
DATA4 13
MSEL 14
SERIAL
INPUT
INETERFACE
8
u
OVERSAMPLING
DIGITAL FILTER
WITH
FUNCTION
CONTROLLER
ENHANCED
MULTILEVEL
DELTA-SIGMA
MODULATOR
SYSTEM CLOCK
MANAGER
ZERO
DETECT
POWER
SUPPLY
SUPPLY
SYSTEM
CLOCK
ZR2
28
VOUT1
27
D/A
CONVERTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
D/A
CONVERTER
D/A
CONVERTER
D/A
CONVERTER
D/A
CONVERTER
D/A
CONVERTER
D/A
CONVERTER
VOUT2
26
VCOM
25
AGND2
24
VCC2
23
VOUT3
22
VOUT4
21
VOUT5
20
VOUT6
19
AGND1
18
VCC1
17
VOUT7
16
VOUT8
15
D/A
CONVERTER
IC1421 MM1839A50NRE
VOUT
4
CONT 1
GND 2
NC 3
VIN
5
+
–
VOLTAGE
REFERENCE
REGULATOR
CURRENT
LIMIT
THERMAL
SHUTDOWN
BIAS
STR-DA2800ES
116
IC1806 LC89075W-H
LPF 1
PGND 2
DIGITAL INTERFACE RECEIVER
OSCILLATION
AMPLIFIER
POWER-ON
RESET
MICRO
CONTROLLER
INTERFACE
OUTPUT
DATA
LEVEL
DETECTOR
STEREO
A/D
CONVERTER
RXIN1
63
PVDD
64
RXIN2
62
RXIN3
61
RXIN6
RXIN5
RXIN7
RXIN8
RXIN8
RXIN4
60
RXIN5
59
RXIN6
58
RXIN7
57
RXIN8
56
RXIN1
A
51
DGND
55
DGND
52
DVDD
54
RXOUT
S/PDIF
S/PDIF
GROUP: D
GROUP: C
ERROR
53
RXIN2
A
MUX 15:3
MUX (4 x 6): 4
50
RXIN3
A
49
MCKIN 3
BCKIN 4
LRCKIN 5
DATAIN 6
MPIN1 7
MPIN2 8
MPIN3 9
MPIN4 10
MPIN5 11
MPIN6
MPIN2 8
MPIN3 9
MPIN4 10
MPIN5 11
MPIN6
MASTER CLOCK
BIT CLOCK
LR CLOCK or DSD
2CH DATA or DSD or 1, 2/8CH DATA
MASTER CLOCK or 3, 4/8CH DATA
MCKOUT 13
BCKOUT 14
LRCKOUT 15
DATAOUT 16
BIT CLOCK or 5, 6/8CH DATA
LR CLOCK or DSD or 7, 8/8CH DATA
1, 2/6CH DATA or DSD or ERROR
3, 4/6CH DATA or DATA MUTING
5, 6/6CH DATA or NON-PCM
A/D CONVERTER
DIGITAL AUDIO INTERFACE
CLOCK & DA
TA
GROUP: A
GROUP: B
GROUP: C
GROUP: C
GROUP: D
A/D CONVERTER
DIGITAL AUDIO INTERFACE
GROUP: A
GROUP: B
GROUP: C
GROUP: D
12
MUX (4 x 5): 4
MPOUT1
19
MPOUT2
20
DGND
17
DVDD
18
MPOUT3
21
MPOUT4
22
ERRF
23
XMCK
30
XOUT
31
XIN
32
A/D CONVER
TER
GROUP: A
GROUP: B
GROUP: C
GROUP: D
ERROR
C BIT
INFORMA
TION
A/D CONVER
TER
DA
TA
MUTING
MUTEB
24
DA
TA
MUTING
NON-PCM
NPCMF
25
NON-PCM
MPIO1
26
MASTER CLOCK or S/PDIF
MPIO2
27
BIT
CLOCK or S/PDIF
MPIO3
28
LR CLOCK or DSD or S/PDIF
A/D CONVER
TER DA
TA
or C BIT
INFORMA
TION
A/D CONVER
TER DA
TA
or C BIT
INFORMA
TION
A/D CONVER
TER DA
TA
or C BIT
INFORMA
TION
MPIO4
29
2CH DA
TA
or DSD or S/PDIF
A/D CONVER
TER DA
TA
or C BIT
INFORMA
TION
VREF
48
AGND
47
AVDD
46
DGND
43
DVDD
42
ADINL
45
ADINR
44
DSTATE
41
INTB
40
SO
39
SI
38
SCK
37
CSB
36
XMODE
35
DVDD
34
DGND
33
PGA
ATT
PGA
IC1813 TC74VHC393FT (EL)
14
13
12
11
10
9
8
1
2
3
4
5
6
7
Q
A
Q
B
Q
C
Q
D
A
CLEAR
VCC
Q
A
Q
B
Q
C
Q
D
A
CLEAR
GND
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